cde/lib/DtWidget/NewCvt.c

   1 /*
   2  * CDE - Common Desktop Environment
   3  *
   4  * Copyright (c) 1993-2012, The Open Group. All rights reserved.
   5  *
   6  * These libraries and programs are free software; you can
   7  * redistribute them and/or modify them under the terms of the GNU
   8  * Lesser General Public License as published by the Free Software
   9  * Foundation; either version 2 of the License, or (at your option)
  10  * any later version.
  11  *
  12  * These libraries and programs are distributed in the hope that
  13  * they will be useful, but WITHOUT ANY WARRANTY; without even the
  14  * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
  15  * PURPOSE. See the GNU Lesser General Public License for more
  16  * details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with these librararies and programs; if not, write
  20  * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth
  21  * Floor, Boston, MA 02110-1301 USA
  22  */
  23 /* $XConsortium: NewCvt.c /main/5 1996/03/26 19:53:53 drk $
  24  *
  25  * (c) Copyright 1996 Digital Equipment Corporation.
  26  * (c) Copyright 1990,1996 Hewlett-Packard Company.
  27  * (c) Copyright 1996 International Business Machines Corp.
  28  * (c) Copyright 1996 Sun Microsystems, Inc.
  29  * (c) Copyright 1996 Novell, Inc.
  30  * (c) Copyright 1996 FUJITSU LIMITED.
  31  * (c) Copyright 1996 Hitachi.
  32  */
  33
  34 /**---------------------------------------------------------------------
  35 ***
  36 ***     file:           NewCvt.c
  37 ***
  38 ***     project:        Motif Widgets
  39 ***
  40 ***     description:    Source code for new MotifPlus resource converters.
  41 ***
  42 ***-------------------------------------------------------------------*/
  43
  44
  45 /*-------------------------------------------------------------
  46 **      Include Files
  47 */
  48
  49 #include <Dt/DialogBox.h>
  50 #include <Dt/Icon.h>
  51 #include <Dt/TitleBox.h>
  52 #include "DtWidgetI.h"
  53
  54
  55 extern void _DtRegisterNewConverters( void ) ;
  56
  57 /********    Static Function Declarations    ********/
  58
  59 static Boolean _StringsAreEqual(
  60                         String in_str,
  61                         String test_str) ;
  62 static void _DtCvtStringToBehavior(
  63                         XrmValuePtr args,
  64                         Cardinal *num_args,
  65                         XrmValue *from_val,
  66                         XrmValue *to_val) ;
  67 static void _DtCvtStringToChildType(
  68                         XrmValuePtr args,
  69                         Cardinal *num_args,
  70                         XrmValue *from_val,
  71                         XrmValue *to_val) ;
  72 static void _DtCvtStringToFillMode(
  73                         XrmValuePtr args,
  74                         Cardinal *num_args,
  75                         XrmValue *from_val,
  76                         XrmValue *to_val) ;
  77 static void _DtCvtStringToPixmapPosition(
  78                         XrmValuePtr args,
  79                         Cardinal *num_args,
  80                         XrmValue *from_val,
  81                         XrmValue *to_val) ;
  82 static void _DtCvtStringToStringPosition(
  83                         XrmValuePtr args,
  84                         Cardinal *num_args,
  85                         XrmValue *from_val,
  86                         XrmValue *to_val) ;
  87 static void _DtCvtStringToTitlePosition(
  88                         XrmValuePtr args,
  89                         Cardinal *num_args,
  90                         XrmValue *from_val,
  91                         XrmValue *to_val) ;
  92
  93 /********    End Static Function Declarations    ********/
  94
  95 \f
  96 /*-------------------------------------------------------------
  97 **      _DtRegisterNewConverters
  98 **              Convert MotifPlus resource converters.
  99 */
 100 void
 101 _DtRegisterNewConverters( void )
 102 {
 103   static Boolean new_converters_registered = False;
 104
 105   if (!new_converters_registered)
 106     {
 107       _DtProcessLock();
 108       if (!new_converters_registered)
 109         {
 110           /* Register new converters. */
 111           XtAddConverter (XmRString, XmRBehavior,
 112                           _DtCvtStringToBehavior, NULL, 0);
 113
 114           XtAddConverter (XmRString, XmRChildType,
 115                           _DtCvtStringToChildType, NULL, 0);
 116
 117           XtAddConverter (XmRString, XmRFillMode,
 118                           _DtCvtStringToFillMode, NULL, 0);
 119
 120           XtAddConverter (XmRString, XmRPixmapPosition,
 121                           _DtCvtStringToPixmapPosition, NULL, 0);
 122
 123           XtAddConverter (XmRString, XmRStringPosition,
 124                           _DtCvtStringToStringPosition, NULL, 0);
 125
 126           XtAddConverter (XmRString, XmRTitlePosition,
 127                           _DtCvtStringToTitlePosition, NULL, 0);
 128
 129           new_converters_registered = True;
 130         }
 131       _DtProcessUnlock();
 132     }
 133 }
 134
 135
 136 \f
 137 /*-------------------------------------------------------------
 138 **      _StringsAreEqual
 139 **              Compare possibly mixed case string with lowercase string.
 140 */
 141 static Boolean
 142 _StringsAreEqual(
 143         String in_str,
 144         String test_str )
 145 {
 146         int     i, j;
 147
 148         for (;;)
 149         {
 150                 i = *in_str;
 151                 j = *test_str;
 152
 153                 if (isupper (i))
 154                         i = tolower (i);
 155                 if (i != j) return (False);
 156                 if (i == 0) return (True);
 157
 158                 in_str++;
 159                 test_str++;
 160         }
 161 }
 162
 163
 164 \f
 165 /*-------------------------------------------------------------
 166 **      _DtCvtStringToBehavior
 167 **              Convert XmRString to XmRBehavior.
 168 */
 169 static void
 170 _DtCvtStringToBehavior(
 171         XrmValuePtr args,
 172         Cardinal *num_args,
 173         XrmValue *from_val,
 174         XrmValue *to_val )
 175 {
 176         String                  string = (String) from_val->addr;
 177         static unsigned char    value;
 178
 179         to_val->size = sizeof (unsigned char);
 180         to_val->addr = (XtPointer) &value;
 181
 182         if (_StringsAreEqual (string, STR_ICON_LABEL))
 183                 value = XmICON_LABEL;
 184         else if (_StringsAreEqual (string, STR_ICON_BUTTON))
 185                 value = XmICON_BUTTON;
 186         else if (_StringsAreEqual (string, STR_ICON_TOGGLE))
 187                 value = XmICON_TOGGLE;
 188         else if (_StringsAreEqual (string, STR_ICON_DRAG))
 189                 value = XmICON_DRAG;
 190         else
 191         {
 192                 to_val->size = 0;
 193                 to_val->addr = NULL;
 194                 XtStringConversionWarning ((String) from_val->addr,
 195                                 XmRBehavior);
 196         }
 197 }
 198
 199
 200 \f
 201 /*-------------------------------------------------------------
 202 **      _DtCvtStringToChildType
 203 **              Convert XmRString to XmRChildType.
 204 */
 205 static void
 206 _DtCvtStringToChildType(
 207         XrmValuePtr args,
 208         Cardinal *num_args,
 209         XrmValue *from_val,
 210         XrmValue *to_val )
 211 {
 212         String                  string = (String) from_val->addr;
 213         static unsigned char    value;
 214
 215         to_val->size = sizeof (unsigned char);
 216         to_val->addr = (XtPointer) &value;
 217
 218         if (_StringsAreEqual (string, STR_WORK_AREA))
 219                 value = XmWORK_AREA;
 220         else if (_StringsAreEqual (string, STR_TITLE_AREA))
 221                 value = XmTITLE_AREA;
 222         else if (_StringsAreEqual (string, STR_SEPARATOR))
 223                 value = XmSEPARATOR;
 224         else if (_StringsAreEqual (string, STR_BUTTON))
 225                 value = XmBUTTON;
 226         else
 227         {
 228                 to_val->size = 0;
 229                 to_val->addr = NULL;
 230                 XtStringConversionWarning ((String) from_val->addr,
 231                                 XmRChildType);
 232         }
 233 }
 234
 235
 236 \f
 237 /*-------------------------------------------------------------
 238 **      _DtCvtStringToFillMode
 239 **              Convert XmRString to XmRFillMode.
 240 */
 241 static void
 242 _DtCvtStringToFillMode(
 243         XrmValuePtr args,
 244         Cardinal *num_args,
 245         XrmValue *from_val,
 246         XrmValue *to_val )
 247 {
 248         String                  string = (String) from_val->addr;
 249         static unsigned char    value;
 250
 251         to_val->size = sizeof (unsigned char);
 252         to_val->addr = (XtPointer) &value;
 253
 254         if (_StringsAreEqual (string, STR_FILL_NONE))
 255                 value = XmFILL_NONE;
 256         else if (_StringsAreEqual (string, STR_FILL_PARENT))
 257                 value = XmFILL_PARENT;
 258         else if (_StringsAreEqual (string, STR_FILL_SELF))
 259                 value = XmFILL_SELF;
 260         else if (_StringsAreEqual (string, STR_FILL_TRANSPARENT))
 261                 value = XmFILL_TRANSPARENT;
 262         else
 263         {
 264                 to_val->size = 0;
 265                 to_val->addr = NULL;
 266                 XtStringConversionWarning ((String) from_val->addr,
 267                                 XmRFillMode);
 268         }
 269 }
 270
 271
 272 \f
 273 /*-------------------------------------------------------------
 274 **      _DtCvtStringToPixmapPosition
 275 **              Convert string to pixmap position.
 276 */
 277 static void
 278 _DtCvtStringToPixmapPosition(
 279         XrmValuePtr args,
 280         Cardinal *num_args,
 281         XrmValue *from_val,
 282         XrmValue *to_val )
 283 {
 284         String                  string = (String) from_val->addr;
 285         static unsigned char    value;
 286
 287         to_val->size = sizeof (unsigned char);
 288         to_val->addr = (XtPointer) &value;
 289
 290         if (_StringsAreEqual (string, STR_PIXMAP_TOP))
 291                 value = XmPIXMAP_TOP;
 292         else if (_StringsAreEqual (string, STR_PIXMAP_BOTTOM))
 293                 value = XmPIXMAP_BOTTOM;
 294         else if (_StringsAreEqual (string, STR_PIXMAP_LEFT))
 295                 value = XmPIXMAP_LEFT;
 296         else if (_StringsAreEqual (string, STR_PIXMAP_RIGHT))
 297                 value = XmPIXMAP_RIGHT;
 298         else if (_StringsAreEqual (string, "pixmap_middle"))
 299                 value = XmPIXMAP_MIDDLE;
 300         else
 301         {
 302                 to_val->size = 0;
 303                 to_val->addr = NULL;
 304                 XtStringConversionWarning ((String) from_val->addr,
 305                                 XmRPixmapPosition);
 306         }
 307 }
 308
 309
 310 \f
 311 /*-------------------------------------------------------------
 312 **      _DtCvtStringToStringPosition
 313 **              Convert XmRString to XmRStringPosition.
 314 */
 315 static void
 316 _DtCvtStringToStringPosition(
 317         XrmValuePtr args,
 318         Cardinal *num_args,
 319         XrmValue *from_val,
 320         XrmValue *to_val )
 321 {
 322         String                  string = (String) from_val->addr;
 323         static unsigned char    value;
 324
 325         to_val->size = sizeof (unsigned char);
 326         to_val->addr = (XtPointer) &value;
 327
 328         if (_StringsAreEqual (string, STR_STRING_TOP))
 329                 value = XmSTRING_TOP;
 330         else if (_StringsAreEqual (string, STR_STRING_BOTTOM))
 331                 value = XmSTRING_BOTTOM;
 332         else if (_StringsAreEqual (string, STR_STRING_LEFT))
 333                 value = XmSTRING_LEFT;
 334         else if (_StringsAreEqual (string, STR_STRING_RIGHT))
 335                 value = XmSTRING_RIGHT;
 336         else
 337         {
 338                 to_val->size = 0;
 339                 to_val->addr = NULL;
 340                 XtStringConversionWarning ((String) from_val->addr,
 341                                 XmRStringPosition);
 342         }
 343 }
 344
 345
 346 \f
 347 /*-------------------------------------------------------------
 348 **      _DtCvtStringToTitlePosition
 349 **              Convert XmRString to XmRTitlePosition.
 350 */
 351 static void
 352 _DtCvtStringToTitlePosition(
 353         XrmValuePtr args,
 354         Cardinal *num_args,
 355         XrmValue *from_val,
 356         XrmValue *to_val )
 357 {
 358         String                  string = (String) from_val->addr;
 359         static unsigned char    value;
 360
 361         to_val->size = sizeof (unsigned char);
 362         to_val->addr = (XtPointer) &value;
 363
 364         if (_StringsAreEqual (string, STR_TITLE_TOP))
 365                 value = XmTITLE_TOP;
 366         else if (_StringsAreEqual (string, STR_TITLE_BOTTOM))
 367                 value = XmTITLE_BOTTOM;
 368         else
 369         {
 370                 to_val->size = 0;
 371                 to_val->addr = NULL;
 372                 XtStringConversionWarning ((String) from_val->addr,
 373                                 XmRTitlePosition);
 374         }
 375 }
 376