libdockapp/src/dacolor.c

   1 /*
   2  * Copyright (c) 1999-2005 Alfredo K. Kojima, Alban Hertroys
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a copy
   5  * of this software and associated documentation files (the "Software"), to deal
   6  * in the Software without restriction, including without limitation the rights
   7  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   8  * copies of the Software, and to permit persons to whom the Software is
   9  * furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  17  * AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  18  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  19  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  20
  21  */
  22
  23 #include "dockapp.h"
  24 #include "daargs.h"
  25 #include "dautil.h"
  26
  27 extern struct DAContext *_daContext;
  28
  29 unsigned long
  30 DAGetColor(char *colorName)
  31 {
  32         XColor color;
  33
  34         if (!XParseColor(DADisplay,
  35                          DefaultColormap(DADisplay, DefaultScreen(DADisplay)),
  36                          colorName, &color))
  37                 DAError("could not parse color %s", colorName);
  38
  39         if (!XAllocColor(DADisplay, DefaultColormap(DADisplay, DefaultScreen(DADisplay)), &color)) {
  40                 DAWarning("could not allocate color %s. Using black instead", colorName);
  41                 return BlackPixel(DADisplay, DefaultScreen(DADisplay));
  42         }
  43
  44         return color.pixel;
  45 }
  46