src/guiFormSpecMenu.cpp

   1 /*
   2 Minetest
   3 Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU Lesser General Public License as published by
   7 the Free Software Foundation; either version 2.1 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 GNU Lesser General Public License for more details.
  14
  15 You should have received a copy of the GNU Lesser General Public License along
  16 with this program; if not, write to the Free Software Foundation, Inc.,
  17 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  18 */
  19
  20
  21 #include <cstdlib>
  22 #include <algorithm>
  23 #include <iterator>
  24 #include <sstream>
  25 #include <limits>
  26 #include "guiFormSpecMenu.h"
  27 #include "guiTable.h"
  28 #include "constants.h"
  29 #include "gamedef.h"
  30 #include "keycode.h"
  31 #include "strfnd.h"
  32 #include <IGUICheckBox.h>
  33 #include <IGUIEditBox.h>
  34 #include <IGUIButton.h>
  35 #include <IGUIStaticText.h>
  36 #include <IGUIFont.h>
  37 #include <IGUITabControl.h>
  38 #include <IGUIComboBox.h>
  39 #include "log.h"
  40 #include "tile.h" // ITextureSource
  41 #include "hud.h" // drawItemStack
  42 #include "hex.h"
  43 #include "util/string.h"
  44 #include "util/numeric.h"
  45 #include "filesys.h"
  46 #include "gettime.h"
  47 #include "gettext.h"
  48 #include "scripting_game.h"
  49 #include "porting.h"
  50 #include "main.h"
  51 #include "settings.h"
  52
  53 #define MY_CHECKPOS(a,b)                                                                                                        \
  54         if (v_pos.size() != 2) {                                                                                                \
  55                 errorstream<< "Invalid pos for element " << a << "specified: \""        \
  56                         << parts[b] << "\"" << std::endl;                                                               \
  57                         return;                                                                                                                 \
  58         }
  59
  60 #define MY_CHECKGEOM(a,b)                                                                                                       \
  61         if (v_geom.size() != 2) {                                                                                               \
  62                 errorstream<< "Invalid pos for element " << a << "specified: \""        \
  63                         << parts[b] << "\"" << std::endl;                                                               \
  64                         return;                                                                                                                 \
  65         }
  66 /*
  67         GUIFormSpecMenu
  68 */
  69
  70 GUIFormSpecMenu::GUIFormSpecMenu(irr::IrrlichtDevice* dev,
  71                 gui::IGUIElement* parent, s32 id, IMenuManager *menumgr,
  72                 InventoryManager *invmgr, IGameDef *gamedef,
  73                 ISimpleTextureSource *tsrc, IFormSource* fsrc, TextDest* tdst,
  74                 GUIFormSpecMenu** ext_ptr) :
  75         GUIModalMenu(dev->getGUIEnvironment(), parent, id, menumgr),
  76         m_device(dev),
  77         m_invmgr(invmgr),
  78         m_gamedef(gamedef),
  79         m_tsrc(tsrc),
  80         m_selected_item(NULL),
  81         m_selected_amount(0),
  82         m_selected_dragging(false),
  83         m_tooltip_element(NULL),
  84         m_allowclose(true),
  85         m_lock(false),
  86         m_form_src(fsrc),
  87         m_text_dst(tdst),
  88         m_ext_ptr(ext_ptr),
  89         m_font(dev->getGUIEnvironment()->getSkin()->getFont())
  90 {
  91         current_keys_pending.key_down = false;
  92         current_keys_pending.key_up = false;
  93         current_keys_pending.key_enter = false;
  94         current_keys_pending.key_escape = false;
  95
  96         m_doubleclickdetect[0].time = 0;
  97         m_doubleclickdetect[1].time = 0;
  98
  99         m_doubleclickdetect[0].pos = v2s32(0, 0);
 100         m_doubleclickdetect[1].pos = v2s32(0, 0);
 101
 102         m_btn_height = g_settings->getS32("font_size") +2;
 103         assert(m_btn_height > 0);
 104 }
 105
 106 GUIFormSpecMenu::~GUIFormSpecMenu()
 107 {
 108         removeChildren();
 109
 110         for (u32 i = 0; i < m_tables.size(); ++i) {
 111                 GUITable *table = m_tables[i].second;
 112                 table->drop();
 113         }
 114
 115         delete m_selected_item;
 116
 117         if (m_form_src != NULL) {
 118                 delete m_form_src;
 119         }
 120         if (m_text_dst != NULL) {
 121                 delete m_text_dst;
 122         }
 123
 124         if (m_ext_ptr != NULL) {
 125                 assert(*m_ext_ptr == this);
 126                 *m_ext_ptr = NULL;
 127         }
 128 }
 129
 130 void GUIFormSpecMenu::removeChildren()
 131 {
 132         const core::list<gui::IGUIElement*> &children = getChildren();
 133
 134         while(!children.empty()) {
 135                 (*children.getLast())->remove();
 136         }
 137
 138         if(m_tooltip_element) {
 139                 m_tooltip_element->remove();
 140                 m_tooltip_element->drop();
 141                 m_tooltip_element = NULL;
 142         }
 143
 144 }
 145
 146 void GUIFormSpecMenu::setInitialFocus()
 147 {
 148         // Set initial focus according to following order of precedence:
 149         // 1. first empty editbox
 150         // 2. first editbox
 151         // 3. first table
 152         // 4. last button
 153         // 5. first focusable (not statictext, not tabheader)
 154         // 6. first child element
 155
 156         core::list<gui::IGUIElement*> children = getChildren();
 157
 158         // in case "children" contains any NULL elements, remove them
 159         for (core::list<gui::IGUIElement*>::Iterator it = children.begin();
 160                         it != children.end();) {
 161                 if (*it)
 162                         ++it;
 163                 else
 164                         it = children.erase(it);
 165         }
 166
 167         // 1. first empty editbox
 168         for (core::list<gui::IGUIElement*>::Iterator it = children.begin();
 169                         it != children.end(); ++it) {
 170                 if ((*it)->getType() == gui::EGUIET_EDIT_BOX
 171                                 && (*it)->getText()[0] == 0) {
 172                         Environment->setFocus(*it);
 173                         return;
 174                 }
 175         }
 176
 177         // 2. first editbox
 178         for (core::list<gui::IGUIElement*>::Iterator it = children.begin();
 179                         it != children.end(); ++it) {
 180                 if ((*it)->getType() == gui::EGUIET_EDIT_BOX) {
 181                         Environment->setFocus(*it);
 182                         return;
 183                 }
 184         }
 185
 186         // 3. first table
 187         for (core::list<gui::IGUIElement*>::Iterator it = children.begin();
 188                         it != children.end(); ++it) {
 189                 if ((*it)->getTypeName() == std::string("GUITable")) {
 190                         Environment->setFocus(*it);
 191                         return;
 192                 }
 193         }
 194
 195         // 4. last button
 196         for (core::list<gui::IGUIElement*>::Iterator it = children.getLast();
 197                         it != children.end(); --it) {
 198                 if ((*it)->getType() == gui::EGUIET_BUTTON) {
 199                         Environment->setFocus(*it);
 200                         return;
 201                 }
 202         }
 203
 204         // 5. first focusable (not statictext, not tabheader)
 205         for (core::list<gui::IGUIElement*>::Iterator it = children.begin();
 206                         it != children.end(); ++it) {
 207                 if ((*it)->getType() != gui::EGUIET_STATIC_TEXT &&
 208                                 (*it)->getType() != gui::EGUIET_TAB_CONTROL) {
 209                         Environment->setFocus(*it);
 210                         return;
 211                 }
 212         }
 213
 214         // 6. first child element
 215         if (children.empty())
 216                 Environment->setFocus(this);
 217         else
 218                 Environment->setFocus(*(children.begin()));
 219 }
 220
 221 GUITable* GUIFormSpecMenu::getTable(std::wstring tablename)
 222 {
 223         for (u32 i = 0; i < m_tables.size(); ++i) {
 224                 if (tablename == m_tables[i].first.fname)
 225                         return m_tables[i].second;
 226         }
 227         return 0;
 228 }
 229
 230 std::vector<std::string> split(const std::string &s, char delim) {
 231         std::vector<std::string> tokens;
 232
 233         std::string current = "";
 234         bool last_was_escape = false;
 235         for(unsigned int i=0; i < s.size(); i++) {
 236                 if (last_was_escape) {
 237                         current += '\\';
 238                         current += s.c_str()[i];
 239                         last_was_escape = false;
 240                 }
 241                 else {
 242                         if (s.c_str()[i] == delim) {
 243                                 tokens.push_back(current);
 244                                 current = "";
 245                                 last_was_escape = false;
 246                         }
 247                         else if (s.c_str()[i] == '\\'){
 248                                 last_was_escape = true;
 249                         }
 250                         else {
 251                                 current += s.c_str()[i];
 252                                 last_was_escape = false;
 253                         }
 254                 }
 255         }
 256         //push last element
 257         tokens.push_back(current);
 258
 259         return tokens;
 260 }
 261
 262 void GUIFormSpecMenu::parseSize(parserData* data,std::string element)
 263 {
 264         std::vector<std::string> parts = split(element,',');
 265
 266         if ((parts.size() == 2) || parts.size() == 3) {
 267                 v2f invsize;
 268
 269                 if (parts[1].find(';') != std::string::npos)
 270                         parts[1] = parts[1].substr(0,parts[1].find(';'));
 271
 272                 invsize.X = stof(parts[0]);
 273                 invsize.Y = stof(parts[1]);
 274
 275                 lockSize(false);
 276                 if (parts.size() == 3) {
 277                         if (parts[2] == "true") {
 278                                 lockSize(true,v2u32(800,600));
 279                         }
 280                 }
 281
 282                 double cur_scaling = porting::getDisplayDensity() *
 283                                 g_settings->getFloat("gui_scaling");
 284
 285                 if (m_lock) {
 286                         v2u32 current_screensize = m_device->getVideoDriver()->getScreenSize();
 287                         v2u32 delta = current_screensize - m_lockscreensize;
 288
 289                         if (current_screensize.Y > m_lockscreensize.Y)
 290                                 delta.Y /= 2;
 291                         else
 292                                 delta.Y = 0;
 293
 294                         if (current_screensize.X > m_lockscreensize.X)
 295                                 delta.X /= 2;
 296                         else
 297                                 delta.X = 0;
 298
 299                         offset = v2s32(delta.X,delta.Y);
 300
 301                         data->screensize = m_lockscreensize;
 302
 303                         // fixed scaling for fixed size gui elements */
 304                         cur_scaling = LEGACY_SCALING;
 305                 }
 306                 else {
 307                         offset = v2s32(0,0);
 308                 }
 309
 310                 /* adjust image size to dpi */
 311                 int y_partition = 15;
 312                 imgsize = v2s32(data->screensize.Y/y_partition, data->screensize.Y/y_partition);
 313                 int min_imgsize = DEFAULT_IMGSIZE * cur_scaling;
 314                 while ((min_imgsize > imgsize.Y) && (y_partition > 1)) {
 315                         y_partition--;
 316                         imgsize = v2s32(data->screensize.Y/y_partition, data->screensize.Y/y_partition);
 317                 }
 318                 assert(y_partition > 0);
 319
 320                 /* adjust spacing to dpi */
 321                 spacing = v2s32(imgsize.X+(DEFAULT_XSPACING * cur_scaling),
 322                                 imgsize.Y+(DEFAULT_YSPACING * cur_scaling));
 323
 324                 padding = v2s32(data->screensize.Y/imgsize.Y, data->screensize.Y/imgsize.Y);
 325
 326                 /* adjust padding to dpi */
 327                 padding = v2s32(
 328                                 (padding.X/(2.0/3.0)) * cur_scaling,
 329                                 (padding.X/(2.0/3.0)) * cur_scaling
 330                                 );
 331                 data->size = v2s32(
 332                         padding.X*2+spacing.X*(invsize.X-1.0)+imgsize.X,
 333                         padding.Y*2+spacing.Y*(invsize.Y-1.0)+imgsize.Y + m_btn_height - 5
 334                 );
 335                 data->rect = core::rect<s32>(
 336                                 data->screensize.X/2 - data->size.X/2 + offset.X,
 337                                 data->screensize.Y/2 - data->size.Y/2 + offset.Y,
 338                                 data->screensize.X/2 + data->size.X/2 + offset.X,
 339                                 data->screensize.Y/2 + data->size.Y/2 + offset.Y
 340                 );
 341
 342                 DesiredRect = data->rect;
 343                 recalculateAbsolutePosition(false);
 344                 data->basepos = getBasePos();
 345                 data->bp_set = 2;
 346                 return;
 347         }
 348         errorstream<< "Invalid size element (" << parts.size() << "): '" << element << "'"  << std::endl;
 349 }
 350
 351 void GUIFormSpecMenu::parseList(parserData* data,std::string element)
 352 {
 353         if (m_gamedef == 0) {
 354                 errorstream<<"WARNING: invalid use of 'list' with m_gamedef==0"<<std::endl;
 355                 return;
 356         }
 357
 358         std::vector<std::string> parts = split(element,';');
 359
 360         if ((parts.size() == 4) || (parts.size() == 5)) {
 361                 std::string location = parts[0];
 362                 std::string listname = parts[1];
 363                 std::vector<std::string> v_pos  = split(parts[2],',');
 364                 std::vector<std::string> v_geom = split(parts[3],',');
 365                 std::string startindex = "";
 366                 if (parts.size() == 5)
 367                         startindex = parts[4];
 368
 369                 MY_CHECKPOS("list",2);
 370                 MY_CHECKGEOM("list",3);
 371
 372                 InventoryLocation loc;
 373
 374                 if(location == "context" || location == "current_name")
 375                         loc = m_current_inventory_location;
 376                 else
 377                         loc.deSerialize(location);
 378
 379                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 380                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 381                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 382
 383                 v2s32 geom;
 384                 geom.X = stoi(v_geom[0]);
 385                 geom.Y = stoi(v_geom[1]);
 386
 387                 s32 start_i = 0;
 388                 if(startindex != "")
 389                         start_i = stoi(startindex);
 390
 391                 if (geom.X < 0 || geom.Y < 0 || start_i < 0) {
 392                         errorstream<< "Invalid list element: '" << element << "'"  << std::endl;
 393                         return;
 394                 }
 395
 396                 if(data->bp_set != 2)
 397                         errorstream<<"WARNING: invalid use of list without a size[] element"<<std::endl;
 398                 m_inventorylists.push_back(ListDrawSpec(loc, listname, pos, geom, start_i));
 399                 return;
 400         }
 401         errorstream<< "Invalid list element(" << parts.size() << "): '" << element << "'"  << std::endl;
 402 }
 403
 404 void GUIFormSpecMenu::parseCheckbox(parserData* data,std::string element)
 405 {
 406         std::vector<std::string> parts = split(element,';');
 407
 408         if ((parts.size() >= 3) || (parts.size() <= 4)) {
 409                 std::vector<std::string> v_pos = split(parts[0],',');
 410                 std::string name = parts[1];
 411                 std::string label = parts[2];
 412                 std::string selected = "";
 413
 414                 if (parts.size() >= 4)
 415                         selected = parts[3];
 416
 417                 MY_CHECKPOS("checkbox",0);
 418
 419                 v2s32 pos = padding;
 420                 pos.X += stof(v_pos[0]) * (float) spacing.X;
 421                 pos.Y += stof(v_pos[1]) * (float) spacing.Y;
 422
 423                 bool fselected = false;
 424
 425                 if (selected == "true")
 426                         fselected = true;
 427
 428                 std::wstring wlabel = narrow_to_wide(label.c_str());
 429
 430                 core::rect<s32> rect = core::rect<s32>(
 431                                 pos.X, pos.Y + ((imgsize.Y/2) - m_btn_height),
 432                                 pos.X + m_font->getDimension(wlabel.c_str()).Width + 25, // text size + size of checkbox
 433                                 pos.Y + ((imgsize.Y/2) + m_btn_height));
 434
 435                 FieldSpec spec(
 436                                 narrow_to_wide(name.c_str()),
 437                                 wlabel, //Needed for displaying text on MSVC
 438                                 wlabel,
 439                                 258+m_fields.size()
 440                         );
 441
 442                 spec.ftype = f_CheckBox;
 443                 gui::IGUICheckBox* e = Environment->addCheckBox(fselected, rect, this,
 444                                         spec.fid, spec.flabel.c_str());
 445
 446                 if (spec.fname == data->focused_fieldname) {
 447                         Environment->setFocus(e);
 448                 }
 449
 450                 m_checkboxes.push_back(std::pair<FieldSpec,gui::IGUICheckBox*>(spec,e));
 451                 m_fields.push_back(spec);
 452                 return;
 453         }
 454         errorstream<< "Invalid checkbox element(" << parts.size() << "): '" << element << "'"  << std::endl;
 455 }
 456
 457 void GUIFormSpecMenu::parseImage(parserData* data,std::string element)
 458 {
 459         std::vector<std::string> parts = split(element,';');
 460
 461         if (parts.size() == 3) {
 462                 std::vector<std::string> v_pos = split(parts[0],',');
 463                 std::vector<std::string> v_geom = split(parts[1],',');
 464                 std::string name = unescape_string(parts[2]);
 465
 466                 MY_CHECKPOS("image",0);
 467                 MY_CHECKGEOM("image",1);
 468
 469                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 470                 pos.X += stof(v_pos[0]) * (float) spacing.X;
 471                 pos.Y += stof(v_pos[1]) * (float) spacing.Y;
 472
 473                 v2s32 geom;
 474                 geom.X = stof(v_geom[0]) * (float)imgsize.X;
 475                 geom.Y = stof(v_geom[1]) * (float)imgsize.Y;
 476
 477                 if(data->bp_set != 2)
 478                         errorstream<<"WARNING: invalid use of image without a size[] element"<<std::endl;
 479                 m_images.push_back(ImageDrawSpec(name, pos, geom));
 480                 return;
 481         }
 482
 483         if (parts.size() == 2) {
 484                 std::vector<std::string> v_pos = split(parts[0],',');
 485                 std::string name = unescape_string(parts[1]);
 486
 487                 MY_CHECKPOS("image",0);
 488
 489                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 490                 pos.X += stof(v_pos[0]) * (float) spacing.X;
 491                 pos.Y += stof(v_pos[1]) * (float) spacing.Y;
 492
 493                 if(data->bp_set != 2)
 494                         errorstream<<"WARNING: invalid use of image without a size[] element"<<std::endl;
 495                 m_images.push_back(ImageDrawSpec(name, pos));
 496                 return;
 497         }
 498         errorstream<< "Invalid image element(" << parts.size() << "): '" << element << "'"  << std::endl;
 499 }
 500
 501 void GUIFormSpecMenu::parseItemImage(parserData* data,std::string element)
 502 {
 503         std::vector<std::string> parts = split(element,';');
 504
 505         if (parts.size() == 3) {
 506                 std::vector<std::string> v_pos = split(parts[0],',');
 507                 std::vector<std::string> v_geom = split(parts[1],',');
 508                 std::string name = parts[2];
 509
 510                 MY_CHECKPOS("itemimage",0);
 511                 MY_CHECKGEOM("itemimage",1);
 512
 513                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 514                 pos.X += stof(v_pos[0]) * (float) spacing.X;
 515                 pos.Y += stof(v_pos[1]) * (float) spacing.Y;
 516
 517                 v2s32 geom;
 518                 geom.X = stoi(v_geom[0]) * (float)imgsize.X;
 519                 geom.Y = stoi(v_geom[1]) * (float)imgsize.Y;
 520
 521                 if(data->bp_set != 2)
 522                         errorstream<<"WARNING: invalid use of item_image without a size[] element"<<std::endl;
 523                 m_itemimages.push_back(ImageDrawSpec(name, pos, geom));
 524                 return;
 525         }
 526         errorstream<< "Invalid ItemImage element(" << parts.size() << "): '" << element << "'"  << std::endl;
 527 }
 528
 529 void GUIFormSpecMenu::parseButton(parserData* data,std::string element,
 530                 std::string type)
 531 {
 532         std::vector<std::string> parts = split(element,';');
 533
 534         if (parts.size() == 4) {
 535                 std::vector<std::string> v_pos = split(parts[0],',');
 536                 std::vector<std::string> v_geom = split(parts[1],',');
 537                 std::string name = parts[2];
 538                 std::string label = parts[3];
 539
 540                 MY_CHECKPOS("button",0);
 541                 MY_CHECKGEOM("button",1);
 542
 543                 v2s32 pos = padding;
 544                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 545                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 546
 547                 v2s32 geom;
 548                 geom.X = (stof(v_geom[0]) * (float)spacing.X)-(spacing.X-imgsize.X);
 549                 pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
 550
 551                 core::rect<s32> rect =
 552                                 core::rect<s32>(pos.X, pos.Y - m_btn_height,
 553                                                 pos.X + geom.X, pos.Y + m_btn_height);
 554
 555                 if(data->bp_set != 2)
 556                         errorstream<<"WARNING: invalid use of button without a size[] element"<<std::endl;
 557
 558                 label = unescape_string(label);
 559
 560                 std::wstring wlabel = narrow_to_wide(label.c_str());
 561
 562                 FieldSpec spec(
 563                         narrow_to_wide(name.c_str()),
 564                         wlabel,
 565                         L"",
 566                         258+m_fields.size()
 567                 );
 568                 spec.ftype = f_Button;
 569                 if(type == "button_exit")
 570                         spec.is_exit = true;
 571                 gui::IGUIButton* e = Environment->addButton(rect, this, spec.fid,
 572                                 spec.flabel.c_str());
 573
 574                 if (spec.fname == data->focused_fieldname) {
 575                         Environment->setFocus(e);
 576                 }
 577
 578                 m_fields.push_back(spec);
 579                 return;
 580         }
 581         errorstream<< "Invalid button element(" << parts.size() << "): '" << element << "'"  << std::endl;
 582 }
 583
 584 void GUIFormSpecMenu::parseBackground(parserData* data,std::string element)
 585 {
 586         std::vector<std::string> parts = split(element,';');
 587
 588         if ((parts.size() == 3) || (parts.size() == 4)) {
 589                 std::vector<std::string> v_pos = split(parts[0],',');
 590                 std::vector<std::string> v_geom = split(parts[1],',');
 591                 std::string name = unescape_string(parts[2]);
 592
 593                 MY_CHECKPOS("background",0);
 594                 MY_CHECKGEOM("background",1);
 595
 596                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 597                 pos.X += stof(v_pos[0]) * (float)spacing.X - ((float)spacing.X-(float)imgsize.X)/2;
 598                 pos.Y += stof(v_pos[1]) * (float)spacing.Y - ((float)spacing.Y-(float)imgsize.Y)/2;
 599
 600                 v2s32 geom;
 601                 geom.X = stof(v_geom[0]) * (float)spacing.X;
 602                 geom.Y = stof(v_geom[1]) * (float)spacing.Y;
 603
 604                 if (parts.size() == 4) {
 605                         m_clipbackground = is_yes(parts[3]);
 606                         if (m_clipbackground) {
 607                                 pos.X = stoi(v_pos[0]); //acts as offset
 608                                 pos.Y = stoi(v_pos[1]); //acts as offset
 609                         }
 610                 }
 611
 612                 if(data->bp_set != 2)
 613                         errorstream<<"WARNING: invalid use of background without a size[] element"<<std::endl;
 614                 m_backgrounds.push_back(ImageDrawSpec(name, pos, geom));
 615                 return;
 616         }
 617         errorstream<< "Invalid background element(" << parts.size() << "): '" << element << "'"  << std::endl;
 618 }
 619
 620 void GUIFormSpecMenu::parseTableOptions(parserData* data,std::string element)
 621 {
 622         std::vector<std::string> parts = split(element,';');
 623
 624         data->table_options.clear();
 625         for (size_t i = 0; i < parts.size(); ++i) {
 626                 // Parse table option
 627                 std::string opt = unescape_string(parts[i]);
 628                 data->table_options.push_back(GUITable::splitOption(opt));
 629         }
 630 }
 631
 632 void GUIFormSpecMenu::parseTableColumns(parserData* data,std::string element)
 633 {
 634         std::vector<std::string> parts = split(element,';');
 635
 636         data->table_columns.clear();
 637         for (size_t i = 0; i < parts.size(); ++i) {
 638                 std::vector<std::string> col_parts = split(parts[i],',');
 639                 GUITable::TableColumn column;
 640                 // Parse column type
 641                 if (!col_parts.empty())
 642                         column.type = col_parts[0];
 643                 // Parse column options
 644                 for (size_t j = 1; j < col_parts.size(); ++j) {
 645                         std::string opt = unescape_string(col_parts[j]);
 646                         column.options.push_back(GUITable::splitOption(opt));
 647                 }
 648                 data->table_columns.push_back(column);
 649         }
 650 }
 651
 652 void GUIFormSpecMenu::parseTable(parserData* data,std::string element)
 653 {
 654         std::vector<std::string> parts = split(element,';');
 655
 656         if ((parts.size() == 4) || (parts.size() == 5)) {
 657                 std::vector<std::string> v_pos = split(parts[0],',');
 658                 std::vector<std::string> v_geom = split(parts[1],',');
 659                 std::string name = parts[2];
 660                 std::vector<std::string> items = split(parts[3],',');
 661                 std::string str_initial_selection = "";
 662                 std::string str_transparent = "false";
 663
 664                 if (parts.size() >= 5)
 665                         str_initial_selection = parts[4];
 666
 667                 MY_CHECKPOS("table",0);
 668                 MY_CHECKGEOM("table",1);
 669
 670                 v2s32 pos = padding;
 671                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 672                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 673
 674                 v2s32 geom;
 675                 geom.X = stof(v_geom[0]) * (float)spacing.X;
 676                 geom.Y = stof(v_geom[1]) * (float)spacing.Y;
 677
 678
 679                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 680
 681                 std::wstring fname_w = narrow_to_wide(name.c_str());
 682
 683                 FieldSpec spec(
 684                         fname_w,
 685                         L"",
 686                         L"",
 687                         258+m_fields.size()
 688                 );
 689
 690                 spec.ftype = f_Table;
 691
 692                 for (unsigned int i = 0; i < items.size(); ++i) {
 693                         items[i] = unescape_string(items[i]);
 694                 }
 695
 696                 //now really show table
 697                 GUITable *e = new GUITable(Environment, this, spec.fid, rect,
 698                                 m_tsrc);
 699
 700                 if (spec.fname == data->focused_fieldname) {
 701                         Environment->setFocus(e);
 702                 }
 703
 704                 e->setTable(data->table_options, data->table_columns, items);
 705
 706                 if (data->table_dyndata.find(fname_w) != data->table_dyndata.end()) {
 707                         e->setDynamicData(data->table_dyndata[fname_w]);
 708                 }
 709
 710                 if ((str_initial_selection != "") &&
 711                                 (str_initial_selection != "0"))
 712                         e->setSelected(stoi(str_initial_selection.c_str()));
 713
 714                 m_tables.push_back(std::pair<FieldSpec,GUITable*>(spec, e));
 715                 m_fields.push_back(spec);
 716                 return;
 717         }
 718         errorstream<< "Invalid table element(" << parts.size() << "): '" << element << "'"  << std::endl;
 719 }
 720
 721 void GUIFormSpecMenu::parseTextList(parserData* data,std::string element)
 722 {
 723         std::vector<std::string> parts = split(element,';');
 724
 725         if ((parts.size() == 4) || (parts.size() == 5) || (parts.size() == 6)) {
 726                 std::vector<std::string> v_pos = split(parts[0],',');
 727                 std::vector<std::string> v_geom = split(parts[1],',');
 728                 std::string name = parts[2];
 729                 std::vector<std::string> items = split(parts[3],',');
 730                 std::string str_initial_selection = "";
 731                 std::string str_transparent = "false";
 732
 733                 if (parts.size() >= 5)
 734                         str_initial_selection = parts[4];
 735
 736                 if (parts.size() >= 6)
 737                         str_transparent = parts[5];
 738
 739                 MY_CHECKPOS("textlist",0);
 740                 MY_CHECKGEOM("textlist",1);
 741
 742                 v2s32 pos = padding;
 743                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 744                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 745
 746                 v2s32 geom;
 747                 geom.X = stof(v_geom[0]) * (float)spacing.X;
 748                 geom.Y = stof(v_geom[1]) * (float)spacing.Y;
 749
 750
 751                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 752
 753                 std::wstring fname_w = narrow_to_wide(name.c_str());
 754
 755                 FieldSpec spec(
 756                         fname_w,
 757                         L"",
 758                         L"",
 759                         258+m_fields.size()
 760                 );
 761
 762                 spec.ftype = f_Table;
 763
 764                 for (unsigned int i = 0; i < items.size(); ++i) {
 765                         items[i] = unescape_string(items[i]);
 766                 }
 767
 768                 //now really show list
 769                 GUITable *e = new GUITable(Environment, this, spec.fid, rect,
 770                                 m_tsrc);
 771
 772                 if (spec.fname == data->focused_fieldname) {
 773                         Environment->setFocus(e);
 774                 }
 775
 776                 e->setTextList(items, is_yes(str_transparent));
 777
 778                 if (data->table_dyndata.find(fname_w) != data->table_dyndata.end()) {
 779                         e->setDynamicData(data->table_dyndata[fname_w]);
 780                 }
 781
 782                 if ((str_initial_selection != "") &&
 783                                 (str_initial_selection != "0"))
 784                         e->setSelected(stoi(str_initial_selection.c_str()));
 785
 786                 m_tables.push_back(std::pair<FieldSpec,GUITable*>(spec, e));
 787                 m_fields.push_back(spec);
 788                 return;
 789         }
 790         errorstream<< "Invalid textlist element(" << parts.size() << "): '" << element << "'"  << std::endl;
 791 }
 792
 793
 794 void GUIFormSpecMenu::parseDropDown(parserData* data,std::string element)
 795 {
 796         std::vector<std::string> parts = split(element,';');
 797
 798         if (parts.size() == 5) {
 799                 std::vector<std::string> v_pos = split(parts[0],',');
 800                 std::string name = parts[2];
 801                 std::vector<std::string> items = split(parts[3],',');
 802                 std::string str_initial_selection = "";
 803                 str_initial_selection = parts[4];
 804
 805                 MY_CHECKPOS("dropdown",0);
 806
 807                 v2s32 pos = padding;
 808                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 809                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 810
 811                 s32 width = stof(parts[1]) * (float)spacing.Y;
 812
 813                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y,
 814                                 pos.X + width, pos.Y + (m_btn_height * 2));
 815
 816                 std::wstring fname_w = narrow_to_wide(name.c_str());
 817
 818                 FieldSpec spec(
 819                         fname_w,
 820                         L"",
 821                         L"",
 822                         258+m_fields.size()
 823                 );
 824
 825                 spec.ftype = f_DropDown;
 826                 spec.send = true;
 827
 828                 //now really show list
 829                 gui::IGUIComboBox *e = Environment->addComboBox(rect, this,spec.fid);
 830
 831                 if (spec.fname == data->focused_fieldname) {
 832                         Environment->setFocus(e);
 833                 }
 834
 835                 for (unsigned int i=0; i < items.size(); i++) {
 836                         e->addItem(narrow_to_wide(items[i]).c_str());
 837                 }
 838
 839                 if (str_initial_selection != "")
 840                         e->setSelected(stoi(str_initial_selection.c_str())-1);
 841
 842                 m_fields.push_back(spec);
 843                 return;
 844         }
 845         errorstream << "Invalid dropdown element(" << parts.size() << "): '"
 846                                 << element << "'"  << std::endl;
 847 }
 848
 849 void GUIFormSpecMenu::parsePwdField(parserData* data,std::string element)
 850 {
 851         std::vector<std::string> parts = split(element,';');
 852
 853         if (parts.size() == 4) {
 854                 std::vector<std::string> v_pos = split(parts[0],',');
 855                 std::vector<std::string> v_geom = split(parts[1],',');
 856                 std::string name = parts[2];
 857                 std::string label = parts[3];
 858
 859                 MY_CHECKPOS("pwdfield",0);
 860                 MY_CHECKGEOM("pwdfield",1);
 861
 862                 v2s32 pos;
 863                 pos.X += stof(v_pos[0]) * (float)spacing.X;
 864                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
 865
 866                 v2s32 geom;
 867                 geom.X = (stof(v_geom[0]) * (float)spacing.X)-(spacing.X-imgsize.X);
 868
 869                 pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
 870                 pos.Y -= m_btn_height;
 871                 geom.Y = m_btn_height*2;
 872
 873                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
 874
 875                 label = unescape_string(label);
 876
 877                 std::wstring wlabel = narrow_to_wide(label.c_str());
 878
 879                 FieldSpec spec(
 880                         narrow_to_wide(name.c_str()),
 881                         wlabel,
 882                         L"",
 883                         258+m_fields.size()
 884                         );
 885
 886                 spec.send = true;
 887                 gui::IGUIEditBox * e = Environment->addEditBox(0, rect, true, this, spec.fid);
 888
 889                 if (spec.fname == data->focused_fieldname) {
 890                         Environment->setFocus(e);
 891                 }
 892
 893                 if (label.length() >= 1)
 894                 {
 895                         rect.UpperLeftCorner.Y -= m_btn_height;
 896                         rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + m_btn_height;
 897                         Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
 898                 }
 899
 900                 e->setPasswordBox(true,L'*');
 901
 902                 irr::SEvent evt;
 903                 evt.EventType            = EET_KEY_INPUT_EVENT;
 904                 evt.KeyInput.Key         = KEY_END;
 905                 evt.KeyInput.Char        = 0;
 906                 evt.KeyInput.Control     = 0;
 907                 evt.KeyInput.Shift       = 0;
 908                 evt.KeyInput.PressedDown = true;
 909                 e->OnEvent(evt);
 910                 m_fields.push_back(spec);
 911                 return;
 912         }
 913         errorstream<< "Invalid pwdfield element(" << parts.size() << "): '" << element << "'"  << std::endl;
 914 }
 915
 916 void GUIFormSpecMenu::parseSimpleField(parserData* data,
 917                 std::vector<std::string> &parts)
 918 {
 919         std::string name = parts[0];
 920         std::string label = parts[1];
 921         std::string default_val = parts[2];
 922
 923         core::rect<s32> rect;
 924
 925         if(!data->bp_set)
 926         {
 927                 rect = core::rect<s32>(
 928                         data->screensize.X/2 - 580/2,
 929                         data->screensize.Y/2 - 300/2,
 930                         data->screensize.X/2 + 580/2,
 931                         data->screensize.Y/2 + 300/2
 932                 );
 933                 DesiredRect = rect;
 934                 recalculateAbsolutePosition(false);
 935                 data->basepos = getBasePos();
 936                 data->bp_set = 1;
 937         }
 938         else if(data->bp_set == 2)
 939                 errorstream<<"WARNING: invalid use of unpositioned \"field\" in inventory"<<std::endl;
 940
 941         v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
 942         pos.Y = ((m_fields.size()+2)*60);
 943         v2s32 size = DesiredRect.getSize();
 944
 945         rect = core::rect<s32>(size.X / 2 - 150, pos.Y,
 946                         (size.X / 2 - 150) + 300, pos.Y + (m_btn_height*2));
 947
 948
 949         if(m_form_src)
 950                 default_val = m_form_src->resolveText(default_val);
 951
 952         default_val = unescape_string(default_val);
 953         label = unescape_string(label);
 954
 955         std::wstring wlabel = narrow_to_wide(label.c_str());
 956
 957         FieldSpec spec(
 958                 narrow_to_wide(name.c_str()),
 959                 wlabel,
 960                 narrow_to_wide(default_val.c_str()),
 961                 258+m_fields.size()
 962         );
 963
 964         if (name == "")
 965         {
 966                 // spec field id to 0, this stops submit searching for a value that isn't there
 967                 Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, spec.fid);
 968         }
 969         else
 970         {
 971                 spec.send = true;
 972                 gui::IGUIEditBox *e =
 973                         Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
 974
 975                 if (spec.fname == data->focused_fieldname) {
 976                         Environment->setFocus(e);
 977                 }
 978
 979                 irr::SEvent evt;
 980                 evt.EventType            = EET_KEY_INPUT_EVENT;
 981                 evt.KeyInput.Key         = KEY_END;
 982                 evt.KeyInput.Char        = 0;
 983                 evt.KeyInput.Control     = 0;
 984                 evt.KeyInput.Shift       = 0;
 985                 evt.KeyInput.PressedDown = true;
 986                 e->OnEvent(evt);
 987
 988                 if (label.length() >= 1)
 989                 {
 990                         rect.UpperLeftCorner.Y -= m_btn_height;
 991                         rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + m_btn_height;
 992                         Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
 993                 }
 994         }
 995
 996         m_fields.push_back(spec);
 997 }
 998
 999 void GUIFormSpecMenu::parseTextArea(parserData* data,
1000                 std::vector<std::string>& parts,std::string type)
1001 {
1002
1003         std::vector<std::string> v_pos = split(parts[0],',');
1004         std::vector<std::string> v_geom = split(parts[1],',');
1005         std::string name = parts[2];
1006         std::string label = parts[3];
1007         std::string default_val = parts[4];
1008
1009         MY_CHECKPOS(type,0);
1010         MY_CHECKGEOM(type,1);
1011
1012         v2s32 pos;
1013         pos.X = stof(v_pos[0]) * (float) spacing.X;
1014         pos.Y = stof(v_pos[1]) * (float) spacing.Y;
1015
1016         v2s32 geom;
1017
1018         geom.X = (stof(v_geom[0]) * (float)spacing.X)-(spacing.X-imgsize.X);
1019
1020         if (type == "textarea")
1021         {
1022                 geom.Y = (stof(v_geom[1]) * (float)imgsize.Y) - (spacing.Y-imgsize.Y);
1023                 pos.Y += m_btn_height;
1024         }
1025         else
1026         {
1027                 pos.Y += (stof(v_geom[1]) * (float)imgsize.Y)/2;
1028                 pos.Y -= m_btn_height;
1029                 geom.Y = m_btn_height*2;
1030         }
1031
1032         core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
1033
1034         if(data->bp_set != 2)
1035                 errorstream<<"WARNING: invalid use of positioned "<<type<<" without a size[] element"<<std::endl;
1036
1037         if(m_form_src)
1038                 default_val = m_form_src->resolveText(default_val);
1039
1040
1041         default_val = unescape_string(default_val);
1042         label = unescape_string(label);
1043
1044         std::wstring wlabel = narrow_to_wide(label.c_str());
1045
1046         FieldSpec spec(
1047                 narrow_to_wide(name.c_str()),
1048                 wlabel,
1049                 narrow_to_wide(default_val.c_str()),
1050                 258+m_fields.size()
1051         );
1052
1053         if (name == "")
1054         {
1055                 // spec field id to 0, this stops submit searching for a value that isn't there
1056                 Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, spec.fid);
1057         }
1058         else
1059         {
1060                 spec.send = true;
1061                 gui::IGUIEditBox *e =
1062                         Environment->addEditBox(spec.fdefault.c_str(), rect, true, this, spec.fid);
1063
1064                 if (spec.fname == data->focused_fieldname) {
1065                         Environment->setFocus(e);
1066                 }
1067
1068                 if (type == "textarea")
1069                 {
1070                         e->setMultiLine(true);
1071                         e->setWordWrap(true);
1072                         e->setTextAlignment(gui::EGUIA_UPPERLEFT, gui::EGUIA_UPPERLEFT);
1073                 } else {
1074                         irr::SEvent evt;
1075                         evt.EventType            = EET_KEY_INPUT_EVENT;
1076                         evt.KeyInput.Key         = KEY_END;
1077                         evt.KeyInput.Char        = 0;
1078                         evt.KeyInput.Control     = 0;
1079                         evt.KeyInput.Shift       = 0;
1080                         evt.KeyInput.PressedDown = true;
1081                         e->OnEvent(evt);
1082                 }
1083
1084                 if (label.length() >= 1)
1085                 {
1086                         rect.UpperLeftCorner.Y -= m_btn_height;
1087                         rect.LowerRightCorner.Y = rect.UpperLeftCorner.Y + m_btn_height;
1088                         Environment->addStaticText(spec.flabel.c_str(), rect, false, true, this, 0);
1089                 }
1090         }
1091         m_fields.push_back(spec);
1092 }
1093
1094 void GUIFormSpecMenu::parseField(parserData* data,std::string element,
1095                 std::string type)
1096 {
1097         std::vector<std::string> parts = split(element,';');
1098
1099         if (parts.size() == 3 || parts.size() == 4) {
1100                 parseSimpleField(data,parts);
1101                 return;
1102         }
1103
1104         if (parts.size() == 5) {
1105                 parseTextArea(data,parts,type);
1106                 return;
1107         }
1108         errorstream<< "Invalid field element(" << parts.size() << "): '" << element << "'"  << std::endl;
1109 }
1110
1111 void GUIFormSpecMenu::parseLabel(parserData* data,std::string element)
1112 {
1113         std::vector<std::string> parts = split(element,';');
1114
1115         if (parts.size() == 2) {
1116                 std::vector<std::string> v_pos = split(parts[0],',');
1117                 std::string text = parts[1];
1118
1119                 MY_CHECKPOS("label",0);
1120
1121                 v2s32 pos = padding;
1122                 pos.X += stof(v_pos[0]) * (float)spacing.X;
1123                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
1124
1125                 if(data->bp_set != 2)
1126                         errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;
1127
1128                 text = unescape_string(text);
1129
1130                 std::wstring wlabel = narrow_to_wide(text.c_str());
1131
1132                 core::rect<s32> rect = core::rect<s32>(
1133                                 pos.X, pos.Y+((imgsize.Y/2) - m_btn_height),
1134                                 pos.X + m_font->getDimension(wlabel.c_str()).Width,
1135                                 pos.Y+((imgsize.Y/2) + m_btn_height));
1136
1137                 FieldSpec spec(
1138                         L"",
1139                         wlabel,
1140                         L"",
1141                         258+m_fields.size()
1142                 );
1143                 Environment->addStaticText(spec.flabel.c_str(), rect, false, false, this, spec.fid);
1144                 m_fields.push_back(spec);
1145                 return;
1146         }
1147         errorstream<< "Invalid label element(" << parts.size() << "): '" << element << "'"  << std::endl;
1148 }
1149
1150 void GUIFormSpecMenu::parseVertLabel(parserData* data,std::string element)
1151 {
1152         std::vector<std::string> parts = split(element,';');
1153
1154         if (parts.size() == 2) {
1155                 std::vector<std::string> v_pos = split(parts[0],',');
1156                 std::wstring text = narrow_to_wide(unescape_string(parts[1]));
1157
1158                 MY_CHECKPOS("vertlabel",1);
1159
1160                 v2s32 pos = padding;
1161                 pos.X += stof(v_pos[0]) * (float)spacing.X;
1162                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
1163
1164                 core::rect<s32> rect = core::rect<s32>(
1165                                 pos.X, pos.Y+((imgsize.Y/2)- m_btn_height),
1166                                 pos.X+15, pos.Y +
1167                                         (m_font->getKerningHeight() +
1168                                         m_font->getDimension(text.c_str()).Height)
1169                                         * (text.length()+1));
1170                 //actually text.length() would be correct but adding +1 avoids to break all mods
1171
1172                 if(data->bp_set != 2)
1173                         errorstream<<"WARNING: invalid use of label without a size[] element"<<std::endl;
1174
1175                 std::wstring label = L"";
1176
1177                 for (unsigned int i=0; i < text.length(); i++) {
1178                         label += text[i];
1179                         label += L"\n";
1180                 }
1181
1182                 FieldSpec spec(
1183                         L"",
1184                         label,
1185                         L"",
1186                         258+m_fields.size()
1187                 );
1188                 gui::IGUIStaticText *t =
1189                                 Environment->addStaticText(spec.flabel.c_str(), rect, false, false, this, spec.fid);
1190                 t->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
1191                 m_fields.push_back(spec);
1192                 return;
1193         }
1194         errorstream<< "Invalid vertlabel element(" << parts.size() << "): '" << element << "'"  << std::endl;
1195 }
1196
1197 void GUIFormSpecMenu::parseImageButton(parserData* data,std::string element,
1198                 std::string type)
1199 {
1200         std::vector<std::string> parts = split(element,';');
1201
1202         if (((parts.size() >= 5) && (parts.size() <= 8)) && (parts.size() != 6)) {
1203                 std::vector<std::string> v_pos = split(parts[0],',');
1204                 std::vector<std::string> v_geom = split(parts[1],',');
1205                 std::string image_name = parts[2];
1206                 std::string name = parts[3];
1207                 std::string label = parts[4];
1208
1209                 MY_CHECKPOS("imagebutton",0);
1210                 MY_CHECKGEOM("imagebutton",1);
1211
1212                 v2s32 pos = padding;
1213                 pos.X += stof(v_pos[0]) * (float)spacing.X;
1214                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
1215                 v2s32 geom;
1216                 geom.X = (stof(v_geom[0]) * (float)spacing.X)-(spacing.X-imgsize.X);
1217                 geom.Y = (stof(v_geom[1]) * (float)spacing.Y)-(spacing.Y-imgsize.Y);
1218
1219                 bool noclip     = false;
1220                 bool drawborder = true;
1221                 std::string pressed_image_name = "";
1222
1223                 if (parts.size() >= 7) {
1224                         if (parts[5] == "true")
1225                                 noclip = true;
1226                         if (parts[6] == "false")
1227                                 drawborder = false;
1228                 }
1229
1230                 if (parts.size() >= 8) {
1231                         pressed_image_name = parts[7];
1232                 }
1233
1234                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
1235
1236                 if(data->bp_set != 2)
1237                         errorstream<<"WARNING: invalid use of image_button without a size[] element"<<std::endl;
1238
1239                 image_name = unescape_string(image_name);
1240                 pressed_image_name = unescape_string(pressed_image_name);
1241                 label = unescape_string(label);
1242
1243                 std::wstring wlabel = narrow_to_wide(label.c_str());
1244
1245                 FieldSpec spec(
1246                         narrow_to_wide(name.c_str()),
1247                         wlabel,
1248                         narrow_to_wide(image_name.c_str()),
1249                         258+m_fields.size()
1250                 );
1251                 spec.ftype = f_Button;
1252                 if(type == "image_button_exit")
1253                         spec.is_exit = true;
1254
1255                 video::ITexture *texture = 0;
1256                 video::ITexture *pressed_texture = 0;
1257                 texture = m_tsrc->getTexture(image_name);
1258                 if (pressed_image_name != "")
1259                         pressed_texture = m_tsrc->getTexture(pressed_image_name);
1260                 else
1261                         pressed_texture = texture;
1262
1263                 gui::IGUIButton *e = Environment->addButton(rect, this, spec.fid, spec.flabel.c_str());
1264
1265                 if (spec.fname == data->focused_fieldname) {
1266                         Environment->setFocus(e);
1267                 }
1268
1269                 e->setUseAlphaChannel(true);
1270                 e->setImage(texture);
1271                 e->setPressedImage(pressed_texture);
1272                 e->setScaleImage(true);
1273                 e->setNotClipped(noclip);
1274                 e->setDrawBorder(drawborder);
1275
1276                 m_fields.push_back(spec);
1277                 return;
1278         }
1279
1280         errorstream<< "Invalid imagebutton element(" << parts.size() << "): '" << element << "'"  << std::endl;
1281 }
1282
1283 void GUIFormSpecMenu::parseTabHeader(parserData* data,std::string element)
1284 {
1285         std::vector<std::string> parts = split(element,';');
1286
1287         if ((parts.size() == 4) || (parts.size() == 6)) {
1288                 std::vector<std::string> v_pos = split(parts[0],',');
1289                 std::string name = parts[1];
1290                 std::vector<std::string> buttons = split(parts[2],',');
1291                 std::string str_index = parts[3];
1292                 bool show_background = true;
1293                 bool show_border = true;
1294                 int tab_index = stoi(str_index) -1;
1295
1296                 MY_CHECKPOS("tabheader",0);
1297
1298                 if (parts.size() == 6) {
1299                         if (parts[4] == "true")
1300                                 show_background = false;
1301                         if (parts[5] == "false")
1302                                 show_border = false;
1303                 }
1304
1305                 FieldSpec spec(
1306                         narrow_to_wide(name.c_str()),
1307                         L"",
1308                         L"",
1309                         258+m_fields.size()
1310                 );
1311
1312                 spec.ftype = f_TabHeader;
1313
1314                 v2s32 pos(0,0);
1315                 pos.X += stof(v_pos[0]) * (float)spacing.X;
1316                 pos.Y += stof(v_pos[1]) * (float)spacing.Y - m_btn_height * 2;
1317                 v2s32 geom;
1318                 geom.X = data->screensize.Y;
1319                 geom.Y = m_btn_height*2;
1320
1321                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X,
1322                                 pos.Y+geom.Y);
1323
1324                 gui::IGUITabControl *e = Environment->addTabControl(rect, this,
1325                                 show_background, show_border, spec.fid);
1326                 e->setAlignment(irr::gui::EGUIA_UPPERLEFT, irr::gui::EGUIA_UPPERLEFT,
1327                                 irr::gui::EGUIA_UPPERLEFT, irr::gui::EGUIA_LOWERRIGHT);
1328                 e->setTabHeight(m_btn_height*2);
1329
1330                 if (spec.fname == data->focused_fieldname) {
1331                         Environment->setFocus(e);
1332                 }
1333
1334                 e->setNotClipped(true);
1335
1336                 for (unsigned int i=0; i< buttons.size(); i++) {
1337                         e->addTab(narrow_to_wide(buttons[i]).c_str(), -1);
1338                 }
1339
1340                 if ((tab_index >= 0) &&
1341                                 (buttons.size() < INT_MAX) &&
1342                                 (tab_index < (int) buttons.size()))
1343                         e->setActiveTab(tab_index);
1344
1345                 m_fields.push_back(spec);
1346                 return;
1347         }
1348         errorstream << "Invalid TabHeader element(" << parts.size() << "): '"
1349                         << element << "'"  << std::endl;
1350 }
1351
1352 void GUIFormSpecMenu::parseItemImageButton(parserData* data,std::string element)
1353 {
1354
1355         if (m_gamedef == 0) {
1356                 errorstream <<
1357                                 "WARNING: invalid use of item_image_button with m_gamedef==0"
1358                                 << std::endl;
1359                 return;
1360         }
1361
1362         std::vector<std::string> parts = split(element,';');
1363
1364         if (parts.size() == 5) {
1365                 std::vector<std::string> v_pos = split(parts[0],',');
1366                 std::vector<std::string> v_geom = split(parts[1],',');
1367                 std::string item_name = parts[2];
1368                 std::string name = parts[3];
1369                 std::string label = parts[4];
1370
1371                 MY_CHECKPOS("itemimagebutton",0);
1372                 MY_CHECKGEOM("itemimagebutton",1);
1373
1374                 v2s32 pos = padding;
1375                 pos.X += stof(v_pos[0]) * (float)spacing.X;
1376                 pos.Y += stof(v_pos[1]) * (float)spacing.Y;
1377                 v2s32 geom;
1378                 geom.X = (stof(v_geom[0]) * (float)spacing.X)-(spacing.X-imgsize.X);
1379                 geom.Y = (stof(v_geom[1]) * (float)spacing.Y)-(spacing.Y-imgsize.Y);
1380
1381                 core::rect<s32> rect = core::rect<s32>(pos.X, pos.Y, pos.X+geom.X, pos.Y+geom.Y);
1382
1383                 if(data->bp_set != 2)
1384                         errorstream<<"WARNING: invalid use of item_image_button without a size[] element"<<std::endl;
1385
1386                 IItemDefManager *idef = m_gamedef->idef();
1387                 ItemStack item;
1388                 item.deSerialize(item_name, idef);
1389                 video::ITexture *texture = idef->getInventoryTexture(item.getDefinition(idef).name, m_gamedef);
1390
1391                 m_tooltips[narrow_to_wide(name.c_str())] =
1392                         TooltipSpec (item.getDefinition(idef).description,
1393                                                 m_default_tooltip_bgcolor,
1394                                                 m_default_tooltip_color);
1395
1396                 label = unescape_string(label);
1397                 FieldSpec spec(
1398                         narrow_to_wide(name.c_str()),
1399                         narrow_to_wide(label.c_str()),
1400                         narrow_to_wide(item_name.c_str()),
1401                         258+m_fields.size()
1402                 );
1403
1404                 gui::IGUIButton *e = Environment->addButton(rect, this, spec.fid, spec.flabel.c_str());
1405
1406                 if (spec.fname == data->focused_fieldname) {
1407                         Environment->setFocus(e);
1408                 }
1409
1410                 e->setUseAlphaChannel(true);
1411                 e->setImage(texture);
1412                 e->setPressedImage(texture);
1413                 e->setScaleImage(true);
1414                 spec.ftype = f_Button;
1415                 rect+=data->basepos-padding;
1416                 spec.rect=rect;
1417                 m_fields.push_back(spec);
1418                 return;
1419         }
1420         errorstream<< "Invalid ItemImagebutton element(" << parts.size() << "): '" << element << "'"  << std::endl;
1421 }
1422
1423 void GUIFormSpecMenu::parseBox(parserData* data,std::string element)
1424 {
1425         std::vector<std::string> parts = split(element,';');
1426
1427         if (parts.size() == 3) {
1428                 std::vector<std::string> v_pos = split(parts[0],',');
1429                 std::vector<std::string> v_geom = split(parts[1],',');
1430
1431                 MY_CHECKPOS("box",0);
1432                 MY_CHECKGEOM("box",1);
1433
1434                 v2s32 pos = padding + AbsoluteRect.UpperLeftCorner;
1435                 pos.X += stof(v_pos[0]) * (float) spacing.X;
1436                 pos.Y += stof(v_pos[1]) * (float) spacing.Y;
1437
1438                 v2s32 geom;
1439                 geom.X = stof(v_geom[0]) * (float)spacing.X;
1440                 geom.Y = stof(v_geom[1]) * (float)spacing.Y;
1441
1442                 video::SColor tmp_color;
1443
1444                 if (parseColor(parts[2], tmp_color, false)) {
1445                         BoxDrawSpec spec(pos, geom, tmp_color);
1446
1447                         m_boxes.push_back(spec);
1448                 }
1449                 else {
1450                         errorstream<< "Invalid Box element(" << parts.size() << "): '" << element << "'  INVALID COLOR"  << std::endl;
1451                 }
1452                 return;
1453         }
1454         errorstream<< "Invalid Box element(" << parts.size() << "): '" << element << "'"  << std::endl;
1455 }
1456
1457 void GUIFormSpecMenu::parseBackgroundColor(parserData* data,std::string element)
1458 {
1459         std::vector<std::string> parts = split(element,';');
1460
1461         if ((parts.size() == 1) || (parts.size() == 2)) {
1462                 parseColor(parts[0],m_bgcolor,false);
1463
1464                 if (parts.size() == 2) {
1465                         std::string fullscreen = parts[1];
1466                         m_bgfullscreen = is_yes(fullscreen);
1467                 }
1468                 return;
1469         }
1470         errorstream<< "Invalid bgcolor element(" << parts.size() << "): '" << element << "'"  << std::endl;
1471 }
1472
1473 void GUIFormSpecMenu::parseListColors(parserData* data,std::string element)
1474 {
1475         std::vector<std::string> parts = split(element,';');
1476
1477         if ((parts.size() == 2) || (parts.size() == 3) || (parts.size() == 5)) {
1478                 parseColor(parts[0], m_slotbg_n, false);
1479                 parseColor(parts[1], m_slotbg_h, false);
1480
1481                 if (parts.size() >= 3) {
1482                         if (parseColor(parts[2], m_slotbordercolor, false)) {
1483                                 m_slotborder = true;
1484                         }
1485                 }
1486                 if (parts.size() == 5) {
1487                         video::SColor tmp_color;
1488
1489                         if (parseColor(parts[3], tmp_color, false))
1490                                 m_default_tooltip_bgcolor = tmp_color;
1491                         if (parseColor(parts[4], tmp_color, false))
1492                                 m_default_tooltip_color = tmp_color;
1493                 }
1494                 return;
1495         }
1496         errorstream<< "Invalid listcolors element(" << parts.size() << "): '" << element << "'"  << std::endl;
1497 }
1498
1499 void GUIFormSpecMenu::parseTooltip(parserData* data, std::string element)
1500 {
1501         std::vector<std::string> parts = split(element,';');
1502         if (parts.size() == 2) {
1503                 std::string name = parts[0];
1504                 m_tooltips[narrow_to_wide(name.c_str())] = TooltipSpec (parts[1], m_default_tooltip_bgcolor, m_default_tooltip_color);
1505                 return;
1506         } else if (parts.size() == 4) {
1507                 std::string name = parts[0];
1508                 video::SColor tmp_color1, tmp_color2;
1509                 if ( parseColor(parts[2], tmp_color1, false) && parseColor(parts[3], tmp_color2, false) ) {
1510                         m_tooltips[narrow_to_wide(name.c_str())] = TooltipSpec (parts[1], tmp_color1, tmp_color2);
1511                         return;
1512                 }
1513         }
1514         errorstream<< "Invalid tooltip element(" << parts.size() << "): '" << element << "'"  << std::endl;
1515 }
1516
1517 void GUIFormSpecMenu::parseElement(parserData* data,std::string element)
1518 {
1519         //some prechecks
1520         if (element == "")
1521                 return;
1522
1523         std::vector<std::string> parts = split(element,'[');
1524
1525         // ugly workaround to keep compatibility
1526         if (parts.size() > 2) {
1527                 if (trim(parts[0]) == "image") {
1528                         for (unsigned int i=2;i< parts.size(); i++) {
1529                                 parts[1] += "[" + parts[i];
1530                         }
1531                 }
1532                 else { return; }
1533         }
1534
1535         if (parts.size() < 2) {
1536                 return;
1537         }
1538
1539         std::string type = trim(parts[0]);
1540         std::string description = trim(parts[1]);
1541
1542         if (type == "size") {
1543                 parseSize(data,description);
1544                 return;
1545         }
1546
1547         if (type == "invsize") {
1548                 log_deprecated("Deprecated formspec element \"invsize\" is used");
1549                 parseSize(data,description);
1550                 return;
1551         }
1552
1553         if (type == "list") {
1554                 parseList(data,description);
1555                 return;
1556         }
1557
1558         if (type == "checkbox") {
1559                 parseCheckbox(data,description);
1560                 return;
1561         }
1562
1563         if (type == "image") {
1564                 parseImage(data,description);
1565                 return;
1566         }
1567
1568         if (type == "item_image") {
1569                 parseItemImage(data,description);
1570                 return;
1571         }
1572
1573         if ((type == "button") || (type == "button_exit")) {
1574                 parseButton(data,description,type);
1575                 return;
1576         }
1577
1578         if (type == "background") {
1579                 parseBackground(data,description);
1580                 return;
1581         }
1582
1583         if (type == "tableoptions"){
1584                 parseTableOptions(data,description);
1585                 return;
1586         }
1587
1588         if (type == "tablecolumns"){
1589                 parseTableColumns(data,description);
1590                 return;
1591         }
1592
1593         if (type == "table"){
1594                 parseTable(data,description);
1595                 return;
1596         }
1597
1598         if (type == "textlist"){
1599                 parseTextList(data,description);
1600                 return;
1601         }
1602
1603         if (type == "dropdown"){
1604                 parseDropDown(data,description);
1605                 return;
1606         }
1607
1608         if (type == "pwdfield") {
1609                 parsePwdField(data,description);
1610                 return;
1611         }
1612
1613         if ((type == "field") || (type == "textarea")){
1614                 parseField(data,description,type);
1615                 return;
1616         }
1617
1618         if (type == "label") {
1619                 parseLabel(data,description);
1620                 return;
1621         }
1622
1623         if (type == "vertlabel") {
1624                 parseVertLabel(data,description);
1625                 return;
1626         }
1627
1628         if (type == "item_image_button") {
1629                 parseItemImageButton(data,description);
1630                 return;
1631         }
1632
1633         if ((type == "image_button") || (type == "image_button_exit")) {
1634                 parseImageButton(data,description,type);
1635                 return;
1636         }
1637
1638         if (type == "tabheader") {
1639                 parseTabHeader(data,description);
1640                 return;
1641         }
1642
1643         if (type == "box") {
1644                 parseBox(data,description);
1645                 return;
1646         }
1647
1648         if (type == "bgcolor") {
1649                 parseBackgroundColor(data,description);
1650                 return;
1651         }
1652
1653         if (type == "listcolors") {
1654                 parseListColors(data,description);
1655                 return;
1656         }
1657
1658         if (type == "tooltip") {
1659                 parseTooltip(data,description);
1660                 return;
1661         }
1662
1663         // Ignore others
1664         infostream
1665                 << "Unknown DrawSpec: type="<<type<<", data=\""<<description<<"\""
1666                 <<std::endl;
1667 }
1668
1669
1670
1671 void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
1672 {
1673         /* useless to regenerate without a screensize */
1674         if ((screensize.X <= 0) || (screensize.Y <= 0)) {
1675                 return;
1676         }
1677
1678         parserData mydata;
1679
1680         //preserve tables
1681         for (u32 i = 0; i < m_tables.size(); ++i) {
1682                 std::wstring tablename = m_tables[i].first.fname;
1683                 GUITable *table = m_tables[i].second;
1684                 mydata.table_dyndata[tablename] = table->getDynamicData();
1685         }
1686
1687         //preserve focus
1688         gui::IGUIElement *focused_element = Environment->getFocus();
1689         if (focused_element && focused_element->getParent() == this) {
1690                 s32 focused_id = focused_element->getID();
1691                 if (focused_id > 257) {
1692                         for (u32 i=0; i<m_fields.size(); i++) {
1693                                 if (m_fields[i].fid == focused_id) {
1694                                         mydata.focused_fieldname =
1695                                                 m_fields[i].fname;
1696                                         break;
1697                                 }
1698                         }
1699                 }
1700         }
1701
1702         // Remove children
1703         removeChildren();
1704
1705         for (u32 i = 0; i < m_tables.size(); ++i) {
1706                 GUITable *table = m_tables[i].second;
1707                 table->drop();
1708         }
1709
1710         mydata.size= v2s32(100,100);
1711         mydata.screensize = screensize;
1712
1713         // Base position of contents of form
1714         mydata.basepos = getBasePos();
1715
1716         // State of basepos, 0 = not set, 1= set by formspec, 2 = set by size[] element
1717         // Used to adjust form size automatically if needed
1718         // A proceed button is added if there is no size[] element
1719         mydata.bp_set = 0;
1720
1721
1722         /* Convert m_init_draw_spec to m_inventorylists */
1723
1724         m_inventorylists.clear();
1725         m_images.clear();
1726         m_backgrounds.clear();
1727         m_itemimages.clear();
1728         m_tables.clear();
1729         m_checkboxes.clear();
1730         m_fields.clear();
1731         m_boxes.clear();
1732         m_tooltips.clear();
1733
1734         // Set default values (fits old formspec values)
1735         m_bgcolor = video::SColor(140,0,0,0);
1736         m_bgfullscreen = false;
1737
1738         m_slotbg_n = video::SColor(255,128,128,128);
1739         m_slotbg_h = video::SColor(255,192,192,192);
1740
1741         m_default_tooltip_bgcolor = video::SColor(255,110,130,60);
1742         m_default_tooltip_color = video::SColor(255,255,255,255);
1743
1744         m_slotbordercolor = video::SColor(200,0,0,0);
1745         m_slotborder = false;
1746
1747         m_clipbackground = false;
1748         // Add tooltip
1749         {
1750                 assert(m_tooltip_element == NULL);
1751                 // Note: parent != this so that the tooltip isn't clipped by the menu rectangle
1752                 m_tooltip_element = Environment->addStaticText(L"",core::rect<s32>(0,0,110,18));
1753                 m_tooltip_element->enableOverrideColor(true);
1754                 m_tooltip_element->setBackgroundColor(m_default_tooltip_bgcolor);
1755                 m_tooltip_element->setDrawBackground(true);
1756                 m_tooltip_element->setDrawBorder(true);
1757                 m_tooltip_element->setOverrideColor(m_default_tooltip_color);
1758                 m_tooltip_element->setTextAlignment(gui::EGUIA_CENTER, gui::EGUIA_CENTER);
1759                 m_tooltip_element->setWordWrap(false);
1760                 //we're not parent so no autograb for this one!
1761                 m_tooltip_element->grab();
1762         }
1763
1764
1765         std::vector<std::string> elements = split(m_formspec_string,']');
1766         for (unsigned int i=0; i< elements.size(); i++) {
1767                 parseElement(&mydata,elements[i]);
1768         }
1769
1770         // If there's fields, add a Proceed button
1771         if (m_fields.size() && mydata.bp_set != 2) {
1772                 // if the size wasn't set by an invsize[] or size[] adjust it now to fit all the fields
1773                 mydata.rect = core::rect<s32>(
1774                                 mydata.screensize.X/2 - 580/2,
1775                                 mydata.screensize.Y/2 - 300/2,
1776                                 mydata.screensize.X/2 + 580/2,
1777                                 mydata.screensize.Y/2 + 240/2+(m_fields.size()*60)
1778                 );
1779                 DesiredRect = mydata.rect;
1780                 recalculateAbsolutePosition(false);
1781                 mydata.basepos = getBasePos();
1782
1783                 {
1784                         v2s32 pos = mydata.basepos;
1785                         pos.Y = ((m_fields.size()+2)*60);
1786
1787                         v2s32 size = DesiredRect.getSize();
1788                         mydata.rect =
1789                                         core::rect<s32>(size.X/2-70, pos.Y,
1790                                                         (size.X/2-70)+140, pos.Y + (m_btn_height*2));
1791                         wchar_t* text = wgettext("Proceed");
1792                         Environment->addButton(mydata.rect, this, 257, text);
1793                         delete[] text;
1794                 }
1795
1796         }
1797
1798         //set initial focus if parser didn't set it
1799         focused_element = Environment->getFocus();
1800         if (!focused_element
1801                         || !isMyChild(focused_element)
1802                         || focused_element->getType() == gui::EGUIET_TAB_CONTROL)
1803                 setInitialFocus();
1804 }
1805
1806 GUIFormSpecMenu::ItemSpec GUIFormSpecMenu::getItemAtPos(v2s32 p) const
1807 {
1808         core::rect<s32> imgrect(0,0,imgsize.X,imgsize.Y);
1809
1810         for(u32 i=0; i<m_inventorylists.size(); i++)
1811         {
1812                 const ListDrawSpec &s = m_inventorylists[i];
1813
1814                 for(s32 i=0; i<s.geom.X*s.geom.Y; i++)
1815                 {
1816                         s32 item_i = i + s.start_item_i;
1817                         s32 x = (i%s.geom.X) * spacing.X;
1818                         s32 y = (i/s.geom.X) * spacing.Y;
1819                         v2s32 p0(x,y);
1820                         core::rect<s32> rect = imgrect + s.pos + p0;
1821                         if(rect.isPointInside(p))
1822                         {
1823                                 return ItemSpec(s.inventoryloc, s.listname, item_i);
1824                         }
1825                 }
1826         }
1827
1828         return ItemSpec(InventoryLocation(), "", -1);
1829 }
1830
1831 void GUIFormSpecMenu::drawList(const ListDrawSpec &s, int phase)
1832 {
1833         video::IVideoDriver* driver = Environment->getVideoDriver();
1834
1835         // Get font
1836         gui::IGUIFont *font = NULL;
1837         gui::IGUISkin* skin = Environment->getSkin();
1838         if (skin)
1839                 font = skin->getFont();
1840
1841         Inventory *inv = m_invmgr->getInventory(s.inventoryloc);
1842         if(!inv){
1843                 infostream<<"GUIFormSpecMenu::drawList(): WARNING: "
1844                                 <<"The inventory location "
1845                                 <<"\""<<s.inventoryloc.dump()<<"\" doesn't exist"
1846                                 <<std::endl;
1847                 return;
1848         }
1849         InventoryList *ilist = inv->getList(s.listname);
1850         if(!ilist){
1851                 infostream<<"GUIFormSpecMenu::drawList(): WARNING: "
1852                                 <<"The inventory list \""<<s.listname<<"\" @ \""
1853                                 <<s.inventoryloc.dump()<<"\" doesn't exist"
1854                                 <<std::endl;
1855                 return;
1856         }
1857
1858         core::rect<s32> imgrect(0,0,imgsize.X,imgsize.Y);
1859
1860         for(s32 i=0; i<s.geom.X*s.geom.Y; i++)
1861         {
1862                 s32 item_i = i + s.start_item_i;
1863                 if(item_i >= (s32) ilist->getSize())
1864                         break;
1865                 s32 x = (i%s.geom.X) * spacing.X;
1866                 s32 y = (i/s.geom.X) * spacing.Y;
1867                 v2s32 p(x,y);
1868                 core::rect<s32> rect = imgrect + s.pos + p;
1869                 ItemStack item;
1870                 if(ilist)
1871                         item = ilist->getItem(item_i);
1872
1873                 bool selected = m_selected_item
1874                         && m_invmgr->getInventory(m_selected_item->inventoryloc) == inv
1875                         && m_selected_item->listname == s.listname
1876                         && m_selected_item->i == item_i;
1877                 bool hovering = rect.isPointInside(m_pointer);
1878
1879                 if(phase == 0)
1880                 {
1881                         if(hovering)
1882                                 driver->draw2DRectangle(m_slotbg_h, rect, &AbsoluteClippingRect);
1883                         else
1884                                 driver->draw2DRectangle(m_slotbg_n, rect, &AbsoluteClippingRect);
1885                 }
1886
1887                 //Draw inv slot borders
1888                 if (m_slotborder) {
1889                         s32 x1 = rect.UpperLeftCorner.X;
1890                         s32 y1 = rect.UpperLeftCorner.Y;
1891                         s32 x2 = rect.LowerRightCorner.X;
1892                         s32 y2 = rect.LowerRightCorner.Y;
1893                         s32 border = 1;
1894                         driver->draw2DRectangle(m_slotbordercolor,
1895                                 core::rect<s32>(v2s32(x1 - border, y1 - border),
1896                                                                 v2s32(x2 + border, y1)), NULL);
1897                         driver->draw2DRectangle(m_slotbordercolor,
1898                                 core::rect<s32>(v2s32(x1 - border, y2),
1899                                                                 v2s32(x2 + border, y2 + border)), NULL);
1900                         driver->draw2DRectangle(m_slotbordercolor,
1901                                 core::rect<s32>(v2s32(x1 - border, y1),
1902                                                                 v2s32(x1, y2)), NULL);
1903                         driver->draw2DRectangle(m_slotbordercolor,
1904                                 core::rect<s32>(v2s32(x2, y1),
1905                                                                 v2s32(x2 + border, y2)), NULL);
1906                 }
1907
1908                 if(phase == 1)
1909                 {
1910                         // Draw item stack
1911                         if(selected)
1912                         {
1913                                 item.takeItem(m_selected_amount);
1914                         }
1915                         if(!item.empty())
1916                         {
1917                                 drawItemStack(driver, font, item,
1918                                                 rect, &AbsoluteClippingRect, m_gamedef);
1919                         }
1920
1921                         // Draw tooltip
1922                         std::string tooltip_text = "";
1923                         if(hovering && !m_selected_item)
1924                                 tooltip_text = item.getDefinition(m_gamedef->idef()).description;
1925                         if(tooltip_text != "")
1926                         {
1927                                 m_tooltip_element->setBackgroundColor(m_default_tooltip_bgcolor);
1928                                 m_tooltip_element->setOverrideColor(m_default_tooltip_color);
1929                                 m_tooltip_element->setVisible(true);
1930                                 this->bringToFront(m_tooltip_element);
1931                                 m_tooltip_element->setText(narrow_to_wide(tooltip_text).c_str());
1932                                 s32 tooltip_x = m_pointer.X + m_btn_height;
1933                                 s32 tooltip_y = m_pointer.Y + m_btn_height;
1934                                 s32 tooltip_width = m_tooltip_element->getTextWidth() + m_btn_height;
1935                                 s32 tooltip_height = m_tooltip_element->getTextHeight() + 5;
1936                                 m_tooltip_element->setRelativePosition(core::rect<s32>(
1937                                                 core::position2d<s32>(tooltip_x, tooltip_y),
1938                                                 core::dimension2d<s32>(tooltip_width, tooltip_height)));
1939                         }
1940                 }
1941         }
1942 }
1943
1944 void GUIFormSpecMenu::drawSelectedItem()
1945 {
1946         if(!m_selected_item)
1947                 return;
1948
1949         video::IVideoDriver* driver = Environment->getVideoDriver();
1950
1951         // Get font
1952         gui::IGUIFont *font = NULL;
1953         gui::IGUISkin* skin = Environment->getSkin();
1954         if (skin)
1955                 font = skin->getFont();
1956
1957         Inventory *inv = m_invmgr->getInventory(m_selected_item->inventoryloc);
1958         assert(inv);
1959         InventoryList *list = inv->getList(m_selected_item->listname);
1960         assert(list);
1961         ItemStack stack = list->getItem(m_selected_item->i);
1962         stack.count = m_selected_amount;
1963
1964         core::rect<s32> imgrect(0,0,imgsize.X,imgsize.Y);
1965         core::rect<s32> rect = imgrect + (m_pointer - imgrect.getCenter());
1966         drawItemStack(driver, font, stack, rect, NULL, m_gamedef);
1967 }
1968
1969 void GUIFormSpecMenu::drawMenu()
1970 {
1971         if(m_form_src){
1972                 std::string newform = m_form_src->getForm();
1973                 if(newform != m_formspec_string){
1974                         m_formspec_string = newform;
1975                         regenerateGui(m_screensize_old);
1976                 }
1977         }
1978
1979         m_pointer = m_device->getCursorControl()->getPosition();
1980
1981         updateSelectedItem();
1982
1983         gui::IGUISkin* skin = Environment->getSkin();
1984         if (!skin)
1985                 return;
1986         video::IVideoDriver* driver = Environment->getVideoDriver();
1987
1988         v2u32 screenSize = driver->getScreenSize();
1989         core::rect<s32> allbg(0, 0, screenSize.X ,      screenSize.Y);
1990         if (m_bgfullscreen)
1991                 driver->draw2DRectangle(m_bgcolor, allbg, &allbg);
1992         else
1993                 driver->draw2DRectangle(m_bgcolor, AbsoluteRect, &AbsoluteClippingRect);
1994
1995         m_tooltip_element->setVisible(false);
1996
1997         /*
1998                 Draw backgrounds
1999         */
2000         for(u32 i=0; i<m_backgrounds.size(); i++)
2001         {
2002                 const ImageDrawSpec &spec = m_backgrounds[i];
2003                 video::ITexture *texture = m_tsrc->getTexture(spec.name);
2004
2005                 if (texture != 0) {
2006                         // Image size on screen
2007                         core::rect<s32> imgrect(0, 0, spec.geom.X, spec.geom.Y);
2008                         // Image rectangle on screen
2009                         core::rect<s32> rect = imgrect + spec.pos;
2010
2011                         if (m_clipbackground) {
2012                                 core::dimension2d<s32> absrec_size = AbsoluteRect.getSize();
2013                                 rect = core::rect<s32>(AbsoluteRect.UpperLeftCorner.X - spec.pos.X,
2014                                                                         AbsoluteRect.UpperLeftCorner.Y - spec.pos.Y,
2015                                                                         AbsoluteRect.UpperLeftCorner.X + absrec_size.Width + spec.pos.X,
2016                                                                         AbsoluteRect.UpperLeftCorner.Y + absrec_size.Height + spec.pos.Y);
2017                         }
2018
2019                         const video::SColor color(255,255,255,255);
2020                         const video::SColor colors[] = {color,color,color,color};
2021                         driver->draw2DImage(texture, rect,
2022                                 core::rect<s32>(core::position2d<s32>(0,0),
2023                                                 core::dimension2di(texture->getOriginalSize())),
2024                                 NULL/*&AbsoluteClippingRect*/, colors, true);
2025                 }
2026                 else {
2027                         errorstream << "GUIFormSpecMenu::drawMenu() Draw backgrounds unable to load texture:" << std::endl;
2028                         errorstream << "\t" << spec.name << std::endl;
2029                 }
2030         }
2031
2032         /*
2033                 Draw Boxes
2034         */
2035         for(u32 i=0; i<m_boxes.size(); i++)
2036         {
2037                 const BoxDrawSpec &spec = m_boxes[i];
2038
2039                 irr::video::SColor todraw = spec.color;
2040
2041                 todraw.setAlpha(140);
2042
2043                 core::rect<s32> rect(spec.pos.X,spec.pos.Y,
2044                                                         spec.pos.X + spec.geom.X,spec.pos.Y + spec.geom.Y);
2045
2046                 driver->draw2DRectangle(todraw, rect, 0);
2047         }
2048         /*
2049                 Draw images
2050         */
2051         for(u32 i=0; i<m_images.size(); i++)
2052         {
2053                 const ImageDrawSpec &spec = m_images[i];
2054                 video::ITexture *texture = m_tsrc->getTexture(spec.name);
2055
2056                 if (texture != 0) {
2057                         const core::dimension2d<u32>& img_origsize = texture->getOriginalSize();
2058                         // Image size on screen
2059                         core::rect<s32> imgrect;
2060
2061                         if (spec.scale)
2062                                 imgrect = core::rect<s32>(0,0,spec.geom.X, spec.geom.Y);
2063                         else {
2064
2065                                 imgrect = core::rect<s32>(0,0,img_origsize.Width,img_origsize.Height);
2066                         }
2067                         // Image rectangle on screen
2068                         core::rect<s32> rect = imgrect + spec.pos;
2069                         const video::SColor color(255,255,255,255);
2070                         const video::SColor colors[] = {color,color,color,color};
2071                         driver->draw2DImage(texture, rect,
2072                                 core::rect<s32>(core::position2d<s32>(0,0),img_origsize),
2073                                 NULL/*&AbsoluteClippingRect*/, colors, true);
2074                 }
2075                 else {
2076                         errorstream << "GUIFormSpecMenu::drawMenu() Draw images unable to load texture:" << std::endl;
2077                         errorstream << "\t" << spec.name << std::endl;
2078                 }
2079         }
2080
2081         /*
2082                 Draw item images
2083         */
2084         for(u32 i=0; i<m_itemimages.size(); i++)
2085         {
2086                 if (m_gamedef == 0)
2087                         break;
2088
2089                 const ImageDrawSpec &spec = m_itemimages[i];
2090                 IItemDefManager *idef = m_gamedef->idef();
2091                 ItemStack item;
2092                 item.deSerialize(spec.name, idef);
2093                 video::ITexture *texture = idef->getInventoryTexture(item.getDefinition(idef).name, m_gamedef);
2094                 // Image size on screen
2095                 core::rect<s32> imgrect(0, 0, spec.geom.X, spec.geom.Y);
2096                 // Image rectangle on screen
2097                 core::rect<s32> rect = imgrect + spec.pos;
2098                 const video::SColor color(255,255,255,255);
2099                 const video::SColor colors[] = {color,color,color,color};
2100                 driver->draw2DImage(texture, rect,
2101                         core::rect<s32>(core::position2d<s32>(0,0),
2102                                         core::dimension2di(texture->getOriginalSize())),
2103                         NULL/*&AbsoluteClippingRect*/, colors, true);
2104         }
2105
2106         /*
2107                 Draw items
2108                 Phase 0: Item slot rectangles
2109                 Phase 1: Item images; prepare tooltip
2110         */
2111         int start_phase=0;
2112         for(int phase=start_phase; phase<=1; phase++)
2113         for(u32 i=0; i<m_inventorylists.size(); i++)
2114         {
2115                 drawList(m_inventorylists[i], phase);
2116         }
2117
2118         /*
2119                 Call base class
2120         */
2121         gui::IGUIElement::draw();
2122
2123         /*
2124                 Draw fields/buttons tooltips
2125         */
2126         gui::IGUIElement *hovered =
2127                         Environment->getRootGUIElement()->getElementFromPoint(m_pointer);
2128
2129         if (hovered != NULL) {
2130                 s32 id = hovered->getID();
2131                 if (id == -1) {
2132                         m_old_tooltip_id = id;
2133                         m_old_tooltip = "";
2134                 } else if (id != m_old_tooltip_id) {
2135                         m_hoovered_time = getTimeMs();
2136                         m_old_tooltip_id = id;
2137                 } else if (id == m_old_tooltip_id) {
2138                         u32 delta = porting::getDeltaMs(m_hoovered_time, getTimeMs());
2139                         if (delta <= 400)
2140                                 goto skip_tooltip;
2141                         for(std::vector<FieldSpec>::iterator iter =  m_fields.begin();
2142                                         iter != m_fields.end(); iter++) {
2143                                 if ( (iter->fid == id) && (m_tooltips[iter->fname].tooltip != "") ){
2144                                         if (m_old_tooltip != m_tooltips[iter->fname].tooltip) {
2145                                                 m_old_tooltip = m_tooltips[iter->fname].tooltip;
2146                                                 m_tooltip_element->setText(narrow_to_wide(m_tooltips[iter->fname].tooltip).c_str());
2147                                                 s32 tooltip_x = m_pointer.X + m_btn_height;
2148                                                 s32 tooltip_y = m_pointer.Y + m_btn_height;
2149                                                 s32 tooltip_width = m_tooltip_element->getTextWidth() + m_btn_height;
2150                                                 if (tooltip_x + tooltip_width > (s32)screenSize.X)
2151                                                         tooltip_x = (s32)screenSize.X - tooltip_width - m_btn_height;
2152                                                 int lines_count = 1;
2153                                                 size_t i = 0;
2154                                                 while ((i = m_tooltips[iter->fname].tooltip.find("\n", i)) != std::string::npos) {
2155                                                         lines_count++;
2156                                                         i += 2;
2157                                                 }
2158                                                 s32 tooltip_height = m_tooltip_element->getTextHeight() * lines_count + 5;
2159                                                 m_tooltip_element->setRelativePosition(core::rect<s32>(
2160                                                 core::position2d<s32>(tooltip_x, tooltip_y),
2161                                                 core::dimension2d<s32>(tooltip_width, tooltip_height)));
2162                                         }
2163                                         m_tooltip_element->setBackgroundColor(m_tooltips[iter->fname].bgcolor);
2164                                         m_tooltip_element->setOverrideColor(m_tooltips[iter->fname].color);
2165                                         m_tooltip_element->setVisible(true);
2166                                         this->bringToFront(m_tooltip_element);
2167                                         break;
2168                                 }
2169                         }
2170                 }
2171         }
2172
2173         skip_tooltip:
2174         /*
2175                 Draw dragged item stack
2176         */
2177         drawSelectedItem();
2178 }
2179
2180 void GUIFormSpecMenu::updateSelectedItem()
2181 {
2182         // If the selected stack has become empty for some reason, deselect it.
2183         // If the selected stack has become inaccessible, deselect it.
2184         // If the selected stack has become smaller, adjust m_selected_amount.
2185         ItemStack selected = verifySelectedItem();
2186
2187         // WARNING: BLACK MAGIC
2188         // See if there is a stack suited for our current guess.
2189         // If such stack does not exist, clear the guess.
2190         if(m_selected_content_guess.name != "" &&
2191                         selected.name == m_selected_content_guess.name &&
2192                         selected.count == m_selected_content_guess.count){
2193                 // Selected item fits the guess. Skip the black magic.
2194         }
2195         else if(m_selected_content_guess.name != ""){
2196                 bool found = false;
2197                 for(u32 i=0; i<m_inventorylists.size() && !found; i++){
2198                         const ListDrawSpec &s = m_inventorylists[i];
2199                         Inventory *inv = m_invmgr->getInventory(s.inventoryloc);
2200                         if(!inv)
2201                                 continue;
2202                         InventoryList *list = inv->getList(s.listname);
2203                         if(!list)
2204                                 continue;
2205                         for(s32 i=0; i<s.geom.X*s.geom.Y && !found; i++){
2206                                 u32 item_i = i + s.start_item_i;
2207                                 if(item_i >= list->getSize())
2208                                         continue;
2209                                 ItemStack stack = list->getItem(item_i);
2210                                 if(stack.name == m_selected_content_guess.name &&
2211                                                 stack.count == m_selected_content_guess.count){
2212                                         found = true;
2213                                         infostream<<"Client: Changing selected content guess to "
2214                                                         <<s.inventoryloc.dump()<<" "<<s.listname
2215                                                         <<" "<<item_i<<std::endl;
2216                                         delete m_selected_item;
2217                                         m_selected_item = new ItemSpec(s.inventoryloc, s.listname, item_i);
2218                                         m_selected_amount = stack.count;
2219                                 }
2220                         }
2221                 }
2222                 if(!found){
2223                         infostream<<"Client: Discarding selected content guess: "
2224                                         <<m_selected_content_guess.getItemString()<<std::endl;
2225                         m_selected_content_guess.name = "";
2226                 }
2227         }
2228
2229         // If craftresult is nonempty and nothing else is selected, select it now.
2230         if(!m_selected_item)
2231         {
2232                 for(u32 i=0; i<m_inventorylists.size(); i++)
2233                 {
2234                         const ListDrawSpec &s = m_inventorylists[i];
2235                         if(s.listname == "craftpreview")
2236                         {
2237                                 Inventory *inv = m_invmgr->getInventory(s.inventoryloc);
2238                                 InventoryList *list = inv->getList("craftresult");
2239                                 if(list && list->getSize() >= 1 && !list->getItem(0).empty())
2240                                 {
2241                                         m_selected_item = new ItemSpec;
2242                                         m_selected_item->inventoryloc = s.inventoryloc;
2243                                         m_selected_item->listname = "craftresult";
2244                                         m_selected_item->i = 0;
2245                                         m_selected_amount = 0;
2246                                         m_selected_dragging = false;
2247                                         break;
2248                                 }
2249                         }
2250                 }
2251         }
2252
2253         // If craftresult is selected, keep the whole stack selected
2254         if(m_selected_item && m_selected_item->listname == "craftresult")
2255         {
2256                 m_selected_amount = verifySelectedItem().count;
2257         }
2258 }
2259
2260 ItemStack GUIFormSpecMenu::verifySelectedItem()
2261 {
2262         // If the selected stack has become empty for some reason, deselect it.
2263         // If the selected stack has become inaccessible, deselect it.
2264         // If the selected stack has become smaller, adjust m_selected_amount.
2265         // Return the selected stack.
2266
2267         if(m_selected_item)
2268         {
2269                 if(m_selected_item->isValid())
2270                 {
2271                         Inventory *inv = m_invmgr->getInventory(m_selected_item->inventoryloc);
2272                         if(inv)
2273                         {
2274                                 InventoryList *list = inv->getList(m_selected_item->listname);
2275                                 if(list && (u32) m_selected_item->i < list->getSize())
2276                                 {
2277                                         ItemStack stack = list->getItem(m_selected_item->i);
2278                                         if(m_selected_amount > stack.count)
2279                                                 m_selected_amount = stack.count;
2280                                         if(!stack.empty())
2281                                                 return stack;
2282                                 }
2283                         }
2284                 }
2285
2286                 // selection was not valid
2287                 delete m_selected_item;
2288                 m_selected_item = NULL;
2289                 m_selected_amount = 0;
2290                 m_selected_dragging = false;
2291         }
2292         return ItemStack();
2293 }
2294
2295 void GUIFormSpecMenu::acceptInput(FormspecQuitMode quitmode=quit_mode_no)
2296 {
2297         if(m_text_dst)
2298         {
2299                 std::map<std::string, std::string> fields;
2300
2301                 if (quitmode == quit_mode_accept) {
2302                         fields["quit"] = "true";
2303                 }
2304
2305                 if (quitmode == quit_mode_cancel) {
2306                         fields["quit"] = "true";
2307                         m_text_dst->gotText(fields);
2308                         return;
2309                 }
2310
2311                 if (current_keys_pending.key_down) {
2312                         fields["key_down"] = "true";
2313                         current_keys_pending.key_down = false;
2314                 }
2315
2316                 if (current_keys_pending.key_up) {
2317                         fields["key_up"] = "true";
2318                         current_keys_pending.key_up = false;
2319                 }
2320
2321                 if (current_keys_pending.key_enter) {
2322                         fields["key_enter"] = "true";
2323                         current_keys_pending.key_enter = false;
2324                 }
2325
2326                 if (current_keys_pending.key_escape) {
2327                         fields["key_escape"] = "true";
2328                         current_keys_pending.key_escape = false;
2329                 }
2330
2331                 for(unsigned int i=0; i<m_fields.size(); i++) {
2332                         const FieldSpec &s = m_fields[i];
2333                         if(s.send) {
2334                                 std::string name  = wide_to_narrow(s.fname);
2335                                 if(s.ftype == f_Button) {
2336                                         fields[name] = wide_to_narrow(s.flabel);
2337                                 }
2338                                 else if(s.ftype == f_Table) {
2339                                         GUITable *table = getTable(s.fname);
2340                                         if (table) {
2341                                                 fields[name] = table->checkEvent();
2342                                         }
2343                                 }
2344                                 else if(s.ftype == f_DropDown) {
2345                                         // no dynamic cast possible due to some distributions shipped
2346                                         // without rtti support in irrlicht
2347                                         IGUIElement * element = getElementFromId(s.fid);
2348                                         gui::IGUIComboBox *e = NULL;
2349                                         if ((element) && (element->getType() == gui::EGUIET_COMBO_BOX)) {
2350                                                 e = static_cast<gui::IGUIComboBox*>(element);
2351                                         }
2352                                         s32 selected = e->getSelected();
2353                                         if (selected >= 0) {
2354                                                 fields[name] =
2355                                                         wide_to_narrow(e->getItem(selected));
2356                                         }
2357                                 }
2358                                 else if (s.ftype == f_TabHeader) {
2359                                         // no dynamic cast possible due to some distributions shipped
2360                                         // without rtti support in irrlicht
2361                                         IGUIElement * element = getElementFromId(s.fid);
2362                                         gui::IGUITabControl *e = NULL;
2363                                         if ((element) && (element->getType() == gui::EGUIET_TAB_CONTROL)) {
2364                                                 e = static_cast<gui::IGUITabControl*>(element);
2365                                         }
2366
2367                                         if (e != 0) {
2368                                                 std::stringstream ss;
2369                                                 ss << (e->getActiveTab() +1);
2370                                                 fields[name] = ss.str();
2371                                         }
2372                                 }
2373                                 else if (s.ftype == f_CheckBox) {
2374                                         // no dynamic cast possible due to some distributions shipped
2375                                         // without rtti support in irrlicht
2376                                         IGUIElement * element = getElementFromId(s.fid);
2377                                         gui::IGUICheckBox *e = NULL;
2378                                         if ((element) && (element->getType() == gui::EGUIET_CHECK_BOX)) {
2379                                                 e = static_cast<gui::IGUICheckBox*>(element);
2380                                         }
2381
2382                                         if (e != 0) {
2383                                                 if (e->isChecked())
2384                                                         fields[name] = "true";
2385                                                 else
2386                                                         fields[name] = "false";
2387                                         }
2388                                 }
2389                                 else
2390                                 {
2391                                         IGUIElement* e = getElementFromId(s.fid);
2392                                         if(e != NULL) {
2393                                                 fields[name] = wide_to_narrow(e->getText());
2394                                         }
2395                                 }
2396                         }
2397                 }
2398
2399                 m_text_dst->gotText(fields);
2400         }
2401 }
2402
2403 static bool isChild(gui::IGUIElement * tocheck, gui::IGUIElement * parent)
2404 {
2405         while(tocheck != NULL) {
2406                 if (tocheck == parent) {
2407                         return true;
2408                 }
2409                 tocheck = tocheck->getParent();
2410         }
2411         return false;
2412 }
2413
2414 bool GUIFormSpecMenu::preprocessEvent(const SEvent& event)
2415 {
2416         // Fix Esc/Return key being eaten by checkboxen and tables
2417         if(event.EventType==EET_KEY_INPUT_EVENT) {
2418                 KeyPress kp(event.KeyInput);
2419                 if (kp == EscapeKey || kp == getKeySetting("keymap_inventory")
2420                                 || event.KeyInput.Key==KEY_RETURN) {
2421                         gui::IGUIElement *focused = Environment->getFocus();
2422                         if (focused && isMyChild(focused) &&
2423                                         (focused->getType() == gui::EGUIET_LIST_BOX ||
2424                                          focused->getType() == gui::EGUIET_CHECK_BOX)) {
2425                                 OnEvent(event);
2426                                 return true;
2427                         }
2428                 }
2429         }
2430         // Mouse wheel events: send to hovered element instead of focused
2431         if(event.EventType==EET_MOUSE_INPUT_EVENT
2432                         && event.MouseInput.Event == EMIE_MOUSE_WHEEL) {
2433                 s32 x = event.MouseInput.X;
2434                 s32 y = event.MouseInput.Y;
2435                 gui::IGUIElement *hovered =
2436                         Environment->getRootGUIElement()->getElementFromPoint(
2437                                 core::position2d<s32>(x, y));
2438                 if (hovered && isMyChild(hovered)) {
2439                         hovered->OnEvent(event);
2440                         return true;
2441                 }
2442         }
2443
2444         if (event.EventType == EET_MOUSE_INPUT_EVENT) {
2445                 s32 x = event.MouseInput.X;
2446                 s32 y = event.MouseInput.Y;
2447                 gui::IGUIElement *hovered =
2448                         Environment->getRootGUIElement()->getElementFromPoint(
2449                                 core::position2d<s32>(x, y));
2450                 if (event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN) {
2451                         m_old_tooltip_id = -1;
2452                         m_old_tooltip = "";
2453                 }
2454                 if (!isChild(hovered,this)) {
2455                         if (DoubleClickDetection(event)) {
2456                                 return true;
2457                         }
2458                 }
2459         }
2460
2461         return false;
2462 }
2463
2464 /******************************************************************************/
2465 bool GUIFormSpecMenu::DoubleClickDetection(const SEvent event)
2466 {
2467         if (event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN) {
2468                 m_doubleclickdetect[0].pos  = m_doubleclickdetect[1].pos;
2469                 m_doubleclickdetect[0].time = m_doubleclickdetect[1].time;
2470
2471                 m_doubleclickdetect[1].pos  = m_pointer;
2472                 m_doubleclickdetect[1].time = getTimeMs();
2473         }
2474         else if (event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP) {
2475                 u32 delta = porting::getDeltaMs(m_doubleclickdetect[0].time, getTimeMs());
2476                 if (delta > 400) {
2477                         return false;
2478                 }
2479
2480                 double squaredistance =
2481                                 m_doubleclickdetect[0].pos
2482                                 .getDistanceFromSQ(m_doubleclickdetect[1].pos);
2483
2484                 if (squaredistance > (30*30)) {
2485                         return false;
2486                 }
2487
2488                 SEvent* translated = new SEvent();
2489                 assert(translated != 0);
2490                 //translate doubleclick to escape
2491                 memset(translated, 0, sizeof(SEvent));
2492                 translated->EventType = irr::EET_KEY_INPUT_EVENT;
2493                 translated->KeyInput.Key         = KEY_ESCAPE;
2494                 translated->KeyInput.Control     = false;
2495                 translated->KeyInput.Shift       = false;
2496                 translated->KeyInput.PressedDown = true;
2497                 translated->KeyInput.Char        = 0;
2498                 OnEvent(*translated);
2499
2500                 // no need to send the key up event as we're already deleted
2501                 // and no one else did notice this event
2502                 delete translated;
2503                 return true;
2504         }
2505         return false;
2506 }
2507
2508 bool GUIFormSpecMenu::OnEvent(const SEvent& event)
2509 {
2510         if(event.EventType==EET_KEY_INPUT_EVENT) {
2511                 KeyPress kp(event.KeyInput);
2512                 if (event.KeyInput.PressedDown && (kp == EscapeKey ||
2513                         kp == getKeySetting("keymap_inventory"))) {
2514                         if (m_allowclose) {
2515                                 doPause = false;
2516                                 acceptInput(quit_mode_cancel);
2517                                 quitMenu();
2518                         } else {
2519                                 m_text_dst->gotText(narrow_to_wide("MenuQuit"));
2520                         }
2521                         return true;
2522                 }
2523                 if (event.KeyInput.PressedDown &&
2524                         (event.KeyInput.Key==KEY_RETURN ||
2525                          event.KeyInput.Key==KEY_UP ||
2526                          event.KeyInput.Key==KEY_DOWN)
2527                         ) {
2528                         switch (event.KeyInput.Key) {
2529                                 case KEY_RETURN:
2530                                         current_keys_pending.key_enter = true;
2531                                         break;
2532                                 case KEY_UP:
2533                                         current_keys_pending.key_up = true;
2534                                         break;
2535                                 case KEY_DOWN:
2536                                         current_keys_pending.key_down = true;
2537                                         break;
2538                                 break;
2539                                 default:
2540                                         //can't happen at all!
2541                                         assert("reached a source line that can't ever been reached" == 0);
2542                                         break;
2543                         }
2544                         if (current_keys_pending.key_enter && m_allowclose) {
2545                                 acceptInput(quit_mode_accept);
2546                                 quitMenu();
2547                         } else {
2548                                 acceptInput();
2549                         }
2550                         return true;
2551                 }
2552
2553         }
2554
2555         if(event.EventType==EET_MOUSE_INPUT_EVENT
2556                         && event.MouseInput.Event != EMIE_MOUSE_MOVED) {
2557                 // Mouse event other than movement
2558
2559                 // Get selected item and hovered/clicked item (s)
2560
2561                 m_old_tooltip_id = -1;
2562                 updateSelectedItem();
2563                 ItemSpec s = getItemAtPos(m_pointer);
2564
2565                 Inventory *inv_selected = NULL;
2566                 Inventory *inv_s = NULL;
2567
2568                 if(m_selected_item) {
2569                         inv_selected = m_invmgr->getInventory(m_selected_item->inventoryloc);
2570                         assert(inv_selected);
2571                         assert(inv_selected->getList(m_selected_item->listname) != NULL);
2572                 }
2573
2574                 u32 s_count = 0;
2575
2576                 if(s.isValid())
2577                 do { // breakable
2578                         inv_s = m_invmgr->getInventory(s.inventoryloc);
2579
2580                         if(!inv_s) {
2581                                 errorstream<<"InventoryMenu: The selected inventory location "
2582                                                 <<"\""<<s.inventoryloc.dump()<<"\" doesn't exist"
2583                                                 <<std::endl;
2584                                 s.i = -1;  // make it invalid again
2585                                 break;
2586                         }
2587
2588                         InventoryList *list = inv_s->getList(s.listname);
2589                         if(list == NULL) {
2590                                 verbosestream<<"InventoryMenu: The selected inventory list \""
2591                                                 <<s.listname<<"\" does not exist"<<std::endl;
2592                                 s.i = -1;  // make it invalid again
2593                                 break;
2594                         }
2595
2596                         if((u32)s.i >= list->getSize()) {
2597                                 infostream<<"InventoryMenu: The selected inventory list \""
2598                                                 <<s.listname<<"\" is too small (i="<<s.i<<", size="
2599                                                 <<list->getSize()<<")"<<std::endl;
2600                                 s.i = -1;  // make it invalid again
2601                                 break;
2602                         }
2603
2604                         s_count = list->getItem(s.i).count;
2605                 } while(0);
2606
2607                 bool identical = (m_selected_item != NULL) && s.isValid() &&
2608                         (inv_selected == inv_s) &&
2609                         (m_selected_item->listname == s.listname) &&
2610                         (m_selected_item->i == s.i);
2611
2612                 // buttons: 0 = left, 1 = right, 2 = middle
2613                 // up/down: 0 = down (press), 1 = up (release), 2 = unknown event
2614                 int button = 0;
2615                 int updown = 2;
2616                 if(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN)
2617                         { button = 0; updown = 0; }
2618                 else if(event.MouseInput.Event == EMIE_RMOUSE_PRESSED_DOWN)
2619                         { button = 1; updown = 0; }
2620                 else if(event.MouseInput.Event == EMIE_MMOUSE_PRESSED_DOWN)
2621                         { button = 2; updown = 0; }
2622                 else if(event.MouseInput.Event == EMIE_LMOUSE_LEFT_UP)
2623                         { button = 0; updown = 1; }
2624                 else if(event.MouseInput.Event == EMIE_RMOUSE_LEFT_UP)
2625                         { button = 1; updown = 1; }
2626                 else if(event.MouseInput.Event == EMIE_MMOUSE_LEFT_UP)
2627                         { button = 2; updown = 1; }
2628
2629                 // Set this number to a positive value to generate a move action
2630                 // from m_selected_item to s.
2631                 u32 move_amount = 0;
2632
2633                 // Set this number to a positive value to generate a drop action
2634                 // from m_selected_item.
2635                 u32 drop_amount = 0;
2636
2637                 // Set this number to a positive value to generate a craft action at s.
2638                 u32 craft_amount = 0;
2639
2640                 if(updown == 0) {
2641                         // Some mouse button has been pressed
2642
2643                         //infostream<<"Mouse button "<<button<<" pressed at p=("
2644                         //      <<p.X<<","<<p.Y<<")"<<std::endl;
2645
2646                         m_selected_dragging = false;
2647
2648                         if(s.isValid() && s.listname == "craftpreview") {
2649                                 // Craft preview has been clicked: craft
2650                                 craft_amount = (button == 2 ? 10 : 1);
2651                         }
2652                         else if(m_selected_item == NULL) {
2653                                 if(s_count != 0) {
2654                                         // Non-empty stack has been clicked: select it
2655                                         m_selected_item = new ItemSpec(s);
2656
2657                                         if(button == 1)  // right
2658                                                 m_selected_amount = (s_count + 1) / 2;
2659                                         else if(button == 2)  // middle
2660                                                 m_selected_amount = MYMIN(s_count, 10);
2661                                         else  // left
2662                                                 m_selected_amount = s_count;
2663
2664                                         m_selected_dragging = true;
2665                                 }
2666                         }
2667                         else { // m_selected_item != NULL
2668                                 assert(m_selected_amount >= 1);
2669
2670                                 if(s.isValid()) {
2671                                         // Clicked a slot: move
2672                                         if(button == 1)  // right
2673                                                 move_amount = 1;
2674                                         else if(button == 2)  // middle
2675                                                 move_amount = MYMIN(m_selected_amount, 10);
2676                                         else  // left
2677                                                 move_amount = m_selected_amount;
2678
2679                                         if(identical) {
2680                                                 if(move_amount >= m_selected_amount)
2681                                                         m_selected_amount = 0;
2682                                                 else
2683                                                         m_selected_amount -= move_amount;
2684                                                 move_amount = 0;
2685                                         }
2686                                 }
2687                                 else if (!getAbsoluteClippingRect().isPointInside(m_pointer)) {
2688                                         // Clicked outside of the window: drop
2689                                         if(button == 1)  // right
2690                                                 drop_amount = 1;
2691                                         else if(button == 2)  // middle
2692                                                 drop_amount = MYMIN(m_selected_amount, 10);
2693                                         else  // left
2694                                                 drop_amount = m_selected_amount;
2695                                 }
2696                         }
2697                 }
2698                 else if(updown == 1) {
2699                         // Some mouse button has been released
2700
2701                         //infostream<<"Mouse button "<<button<<" released at p=("
2702                         //      <<p.X<<","<<p.Y<<")"<<std::endl;
2703
2704                         if(m_selected_item != NULL && m_selected_dragging && s.isValid()) {
2705                                 if(!identical) {
2706                                         // Dragged to different slot: move all selected
2707                                         move_amount = m_selected_amount;
2708                                 }
2709                         }
2710                         else if(m_selected_item != NULL && m_selected_dragging &&
2711                                 !(getAbsoluteClippingRect().isPointInside(m_pointer))) {
2712                                 // Dragged outside of window: drop all selected
2713                                 drop_amount = m_selected_amount;
2714                         }
2715
2716                         m_selected_dragging = false;
2717                 }
2718
2719                 // Possibly send inventory action to server
2720                 if(move_amount > 0)
2721                 {
2722                         // Send IACTION_MOVE
2723
2724                         assert(m_selected_item && m_selected_item->isValid());
2725                         assert(s.isValid());
2726
2727                         assert(inv_selected && inv_s);
2728                         InventoryList *list_from = inv_selected->getList(m_selected_item->listname);
2729                         InventoryList *list_to = inv_s->getList(s.listname);
2730                         assert(list_from && list_to);
2731                         ItemStack stack_from = list_from->getItem(m_selected_item->i);
2732                         ItemStack stack_to = list_to->getItem(s.i);
2733
2734                         // Check how many items can be moved
2735                         move_amount = stack_from.count = MYMIN(move_amount, stack_from.count);
2736                         ItemStack leftover = stack_to.addItem(stack_from, m_gamedef->idef());
2737                         // If source stack cannot be added to destination stack at all,
2738                         // they are swapped
2739                         if ((leftover.count == stack_from.count) &&
2740                                         (leftover.name == stack_from.name)) {
2741                                 m_selected_amount = stack_to.count;
2742                                 // In case the server doesn't directly swap them but instead
2743                                 // moves stack_to somewhere else, set this
2744                                 m_selected_content_guess = stack_to;
2745                                 m_selected_content_guess_inventory = s.inventoryloc;
2746                         }
2747                         // Source stack goes fully into destination stack
2748                         else if(leftover.empty()) {
2749                                 m_selected_amount -= move_amount;
2750                                 m_selected_content_guess = ItemStack(); // Clear
2751                         }
2752                         // Source stack goes partly into destination stack
2753                         else {
2754                                 move_amount -= leftover.count;
2755                                 m_selected_amount -= move_amount;
2756                                 m_selected_content_guess = ItemStack(); // Clear
2757                         }
2758
2759                         infostream<<"Handing IACTION_MOVE to manager"<<std::endl;
2760                         IMoveAction *a = new IMoveAction();
2761                         a->count = move_amount;
2762                         a->from_inv = m_selected_item->inventoryloc;
2763                         a->from_list = m_selected_item->listname;
2764                         a->from_i = m_selected_item->i;
2765                         a->to_inv = s.inventoryloc;
2766                         a->to_list = s.listname;
2767                         a->to_i = s.i;
2768                         m_invmgr->inventoryAction(a);
2769                 }
2770                 else if(drop_amount > 0) {
2771                         m_selected_content_guess = ItemStack(); // Clear
2772
2773                         // Send IACTION_DROP
2774
2775                         assert(m_selected_item && m_selected_item->isValid());
2776                         assert(inv_selected);
2777                         InventoryList *list_from = inv_selected->getList(m_selected_item->listname);
2778                         assert(list_from);
2779                         ItemStack stack_from = list_from->getItem(m_selected_item->i);
2780
2781                         // Check how many items can be dropped
2782                         drop_amount = stack_from.count = MYMIN(drop_amount, stack_from.count);
2783                         assert(drop_amount > 0 && drop_amount <= m_selected_amount);
2784                         m_selected_amount -= drop_amount;
2785
2786                         infostream<<"Handing IACTION_DROP to manager"<<std::endl;
2787                         IDropAction *a = new IDropAction();
2788                         a->count = drop_amount;
2789                         a->from_inv = m_selected_item->inventoryloc;
2790                         a->from_list = m_selected_item->listname;
2791                         a->from_i = m_selected_item->i;
2792                         m_invmgr->inventoryAction(a);
2793                 }
2794                 else if(craft_amount > 0) {
2795                         m_selected_content_guess = ItemStack(); // Clear
2796
2797                         // Send IACTION_CRAFT
2798
2799                         assert(s.isValid());
2800                         assert(inv_s);
2801
2802                         infostream<<"Handing IACTION_CRAFT to manager"<<std::endl;
2803                         ICraftAction *a = new ICraftAction();
2804                         a->count = craft_amount;
2805                         a->craft_inv = s.inventoryloc;
2806                         m_invmgr->inventoryAction(a);
2807                 }
2808
2809                 // If m_selected_amount has been decreased to zero, deselect
2810                 if(m_selected_amount == 0) {
2811                         delete m_selected_item;
2812                         m_selected_item = NULL;
2813                         m_selected_amount = 0;
2814                         m_selected_dragging = false;
2815                         m_selected_content_guess = ItemStack();
2816                 }
2817         }
2818         if(event.EventType==EET_GUI_EVENT) {
2819
2820                 if(event.GUIEvent.EventType==gui::EGET_TAB_CHANGED
2821                                 && isVisible()) {
2822                         // find the element that was clicked
2823                         for(unsigned int i=0; i<m_fields.size(); i++) {
2824                                 FieldSpec &s = m_fields[i];
2825                                 if ((s.ftype == f_TabHeader) &&
2826                                                 (s.fid == event.GUIEvent.Caller->getID())) {
2827                                         s.send = true;
2828                                         acceptInput();
2829                                         s.send = false;
2830                                         return true;
2831                                 }
2832                         }
2833                 }
2834                 if(event.GUIEvent.EventType==gui::EGET_ELEMENT_FOCUS_LOST
2835                                 && isVisible()) {
2836                         if(!canTakeFocus(event.GUIEvent.Element)) {
2837                                 infostream<<"GUIFormSpecMenu: Not allowing focus change."
2838                                                 <<std::endl;
2839                                 // Returning true disables focus change
2840                                 return true;
2841                         }
2842                 }
2843                 if((event.GUIEvent.EventType == gui::EGET_BUTTON_CLICKED) ||
2844                                 (event.GUIEvent.EventType == gui::EGET_CHECKBOX_CHANGED) ||
2845                                 (event.GUIEvent.EventType == gui::EGET_COMBO_BOX_CHANGED)) {
2846                         unsigned int btn_id = event.GUIEvent.Caller->getID();
2847
2848                         if (btn_id == 257) {
2849                                 if (m_allowclose) {
2850                                         acceptInput(quit_mode_accept);
2851                                         quitMenu();
2852                                 } else {
2853                                         acceptInput();
2854                                         m_text_dst->gotText(narrow_to_wide("ExitButton"));
2855                                 }
2856                                 // quitMenu deallocates menu
2857                                 return true;
2858                         }
2859
2860                         // find the element that was clicked
2861                         for(u32 i=0; i<m_fields.size(); i++) {
2862                                 FieldSpec &s = m_fields[i];
2863                                 // if its a button, set the send field so
2864                                 // lua knows which button was pressed
2865                                 if (((s.ftype == f_Button) || (s.ftype == f_CheckBox)) &&
2866                                                 (s.fid == event.GUIEvent.Caller->getID())) {
2867                                         s.send = true;
2868                                         if(s.is_exit) {
2869                                                 if (m_allowclose) {
2870                                                         acceptInput(quit_mode_accept);
2871                                                         quitMenu();
2872                                                 } else {
2873                                                         m_text_dst->gotText(narrow_to_wide("ExitButton"));
2874                                                 }
2875                                                 return true;
2876                                         } else {
2877                                                 acceptInput(quit_mode_no);
2878                                                 s.send = false;
2879                                                 return true;
2880                                         }
2881                                 }
2882                                 if ((s.ftype == f_DropDown) &&
2883                                                 (s.fid == event.GUIEvent.Caller->getID())) {
2884                                         // only send the changed dropdown
2885                                         for(u32 i=0; i<m_fields.size(); i++) {
2886                                                 FieldSpec &s2 = m_fields[i];
2887                                                 if (s2.ftype == f_DropDown) {
2888                                                         s2.send = false;
2889                                                 }
2890                                         }
2891                                         s.send = true;
2892                                         acceptInput(quit_mode_no);
2893
2894                                         // revert configuration to make sure dropdowns are sent on
2895                                         // regular button click
2896                                         for(u32 i=0; i<m_fields.size(); i++) {
2897                                                 FieldSpec &s2 = m_fields[i];
2898                                                 if (s2.ftype == f_DropDown) {
2899                                                         s2.send = true;
2900                                                 }
2901                                         }
2902                                         return true;
2903                                 }
2904                         }
2905                 }
2906                 if(event.GUIEvent.EventType == gui::EGET_EDITBOX_ENTER) {
2907                         if(event.GUIEvent.Caller->getID() > 257) {
2908
2909                                 if (m_allowclose) {
2910                                         acceptInput(quit_mode_accept);
2911                                         quitMenu();
2912                                 } else {
2913                                         current_keys_pending.key_enter = true;
2914                                         acceptInput();
2915                                 }
2916                                 // quitMenu deallocates menu
2917                                 return true;
2918                         }
2919                 }
2920
2921                 if(event.GUIEvent.EventType == gui::EGET_TABLE_CHANGED) {
2922                         int current_id = event.GUIEvent.Caller->getID();
2923                         if(current_id > 257) {
2924                                 // find the element that was clicked
2925                                 for(u32 i=0; i<m_fields.size(); i++) {
2926                                         FieldSpec &s = m_fields[i];
2927                                         // if it's a table, set the send field
2928                                         // so lua knows which table was changed
2929                                         if ((s.ftype == f_Table) && (s.fid == current_id)) {
2930                                                 s.send = true;
2931                                                 acceptInput();
2932                                                 s.send=false;
2933                                         }
2934                                 }
2935                                 return true;
2936                         }
2937                 }
2938         }
2939
2940         return Parent ? Parent->OnEvent(event) : false;
2941 }
2942
2943 bool GUIFormSpecMenu::parseColor(const std::string &value, video::SColor &color,
2944                 bool quiet)
2945 {
2946         const char *hexpattern = NULL;
2947         if (value[0] == '#') {
2948                 if (value.size() == 9)
2949                         hexpattern = "#RRGGBBAA";
2950                 else if (value.size() == 7)
2951                         hexpattern = "#RRGGBB";
2952                 else if (value.size() == 5)
2953                         hexpattern = "#RGBA";
2954                 else if (value.size() == 4)
2955                         hexpattern = "#RGB";
2956         }
2957
2958         if (hexpattern) {
2959                 assert(strlen(hexpattern) == value.size());
2960                 video::SColor outcolor(255, 255, 255, 255);
2961                 for (size_t pos = 0; pos < value.size(); ++pos) {
2962                         // '#' in the pattern means skip that character
2963                         if (hexpattern[pos] == '#')
2964                                 continue;
2965
2966                         // Else assume hexpattern[pos] is one of 'R' 'G' 'B' 'A'
2967                         // Read one or two digits, depending on hexpattern
2968                         unsigned char c1, c2;
2969                         if (hexpattern[pos+1] == hexpattern[pos]) {
2970                                 // Two digits, e.g. hexpattern == "#RRGGBB"
2971                                 if (!hex_digit_decode(value[pos], c1) ||
2972                                     !hex_digit_decode(value[pos+1], c2))
2973                                         goto fail;
2974                                 ++pos;
2975                         }
2976                         else {
2977                                 // One digit, e.g. hexpattern == "#RGB"
2978                                 if (!hex_digit_decode(value[pos], c1))
2979                                         goto fail;
2980                                 c2 = c1;
2981                         }
2982                         u32 colorpart = ((c1 & 0x0f) << 4) | (c2 & 0x0f);
2983
2984                         // Update outcolor with newly read color part
2985                         if (hexpattern[pos] == 'R')
2986                                 outcolor.setRed(colorpart);
2987                         else if (hexpattern[pos] == 'G')
2988                                 outcolor.setGreen(colorpart);
2989                         else if (hexpattern[pos] == 'B')
2990                                 outcolor.setBlue(colorpart);
2991                         else if (hexpattern[pos] == 'A')
2992                                 outcolor.setAlpha(colorpart);
2993                 }
2994
2995                 color = outcolor;
2996                 return true;
2997         }
2998
2999         // Optionally, named colors could be implemented here
3000
3001 fail:
3002         if (!quiet)
3003                 errorstream<<"Invalid color: \""<<value<<"\""<<std::endl;
3004         return false;
3005 }