src/guiMessageMenu.cpp

   1 /*
   2 Minetest-c55
   3 Copyright (C) 2010 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 General Public License as published by
   7 the Free Software Foundation; either version 2 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 General Public License for more details.
  14
  15 You should have received a copy of the GNU 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 #include "guiMessageMenu.h"
  21 #include "debug.h"
  22 #include "serialization.h"
  23 #include <string>
  24
  25 #include "gettext.h"
  26
  27 GUIMessageMenu::GUIMessageMenu(gui::IGUIEnvironment* env,
  28                 gui::IGUIElement* parent, s32 id,
  29                 IMenuManager *menumgr,
  30                 std::wstring message_text
  31 ):
  32         GUIModalMenu(env, parent, id, menumgr),
  33         m_message_text(message_text),
  34         m_status(false)
  35 {
  36 }
  37
  38 GUIMessageMenu::~GUIMessageMenu()
  39 {
  40         removeChildren();
  41 }
  42
  43 void GUIMessageMenu::removeChildren()
  44 {
  45         {
  46                 gui::IGUIElement *e = getElementFromId(256);
  47                 if(e != NULL)
  48                         e->remove();
  49         }
  50         {
  51                 gui::IGUIElement *e = getElementFromId(257);
  52                 if(e != NULL)
  53                         e->remove();
  54         }
  55 }
  56
  57 void GUIMessageMenu::regenerateGui(v2u32 screensize)
  58 {
  59         /*
  60                 Remove stuff
  61         */
  62         removeChildren();
  63
  64         /*
  65                 Calculate new sizes and positions
  66         */
  67         core::rect<s32> rect(
  68                         screensize.X/2 - 580/2,
  69                         screensize.Y/2 - 300/2,
  70                         screensize.X/2 + 580/2,
  71                         screensize.Y/2 + 300/2
  72         );
  73
  74         DesiredRect = rect;
  75         recalculateAbsolutePosition(false);
  76
  77         v2s32 size = rect.getSize();
  78
  79         /*
  80                 Add stuff
  81         */
  82         {
  83                 core::rect<s32> rect(0, 0, 400, 50);
  84                 rect = rect + v2s32(size.X/2-400/2, size.Y/2-50/2-25);
  85                 Environment->addStaticText(m_message_text.c_str(), rect, false,
  86                                 true, this, 256);
  87         }
  88         changeCtype("");
  89         {
  90                 core::rect<s32> rect(0, 0, 140, 30);
  91                 rect = rect + v2s32(size.X/2-140/2, size.Y/2-30/2+25);
  92                 gui::IGUIElement *e =
  93                 Environment->addButton(rect, this, 257,
  94                         wgettext("Proceed"));
  95                 Environment->setFocus(e);
  96         }
  97         changeCtype("C");
  98 }
  99
 100 void GUIMessageMenu::drawMenu()
 101 {
 102         gui::IGUISkin* skin = Environment->getSkin();
 103         if (!skin)
 104                 return;
 105         video::IVideoDriver* driver = Environment->getVideoDriver();
 106
 107         video::SColor bgcolor(140,0,0,0);
 108         driver->draw2DRectangle(bgcolor, AbsoluteRect, &AbsoluteClippingRect);
 109
 110         gui::IGUIElement::draw();
 111 }
 112
 113 bool GUIMessageMenu::OnEvent(const SEvent& event)
 114 {
 115         if(event.EventType==EET_KEY_INPUT_EVENT)
 116         {
 117                 if(event.KeyInput.Key==KEY_ESCAPE && event.KeyInput.PressedDown)
 118                 {
 119                         m_status = true;
 120                         quitMenu();
 121                         return true;
 122                 }
 123                 if(event.KeyInput.Key==KEY_RETURN && event.KeyInput.PressedDown)
 124                 {
 125                         m_status = true;
 126                         quitMenu();
 127                         return true;
 128                 }
 129         }
 130         if(event.EventType==EET_GUI_EVENT)
 131         {
 132                 if(event.GUIEvent.EventType==gui::EGET_ELEMENT_FOCUS_LOST
 133                                 && isVisible())
 134                 {
 135                         if(!canTakeFocus(event.GUIEvent.Element))
 136                         {
 137                                 dstream<<"GUIMessageMenu: Not allowing focus change."
 138                                                 <<std::endl;
 139                                 // Returning true disables focus change
 140                                 return true;
 141                         }
 142                 }
 143                 if(event.GUIEvent.EventType==gui::EGET_BUTTON_CLICKED)
 144                 {
 145                         switch(event.GUIEvent.Caller->getID())
 146                         {
 147                         case 257:
 148                                 m_status = true;
 149                                 quitMenu();
 150                                 return true;
 151                         }
 152                 }
 153         }
 154
 155         return Parent ? Parent->OnEvent(event) : false;
 156 }
 157