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im-sdk  12.3.91
iiimpColor.c
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00001 /*
00002 Copyright 1990-2001 Sun Microsystems, Inc. All Rights Reserved.
00003 
00004 Permission is hereby granted, free of charge, to any person obtaining a
00005 copy of this software and associated documentation files (the
00006 "Software"), to deal in the Software without restriction, including
00007 without limitation the rights to use, copy, modify, merge, publish,
00008 distribute, sublicense, and/or sell copies of the Software, and to
00009 permit persons to whom the Software is furnished to do so, subject to
00010 the following conditions: The above copyright notice and this
00011 permission notice shall be included in all copies or substantial
00012 portions of the Software.
00013 
00014 
00015 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
00016 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
00017 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
00018 IN NO EVENT SHALL THE OPEN GROUP OR SUN MICROSYSTEMS, INC. BE LIABLE
00019 FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
00020 CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH
00021 THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE EVEN IF
00022 ADVISED IN ADVANCE OF THE POSSIBILITY OF SUCH DAMAGES.
00023 
00024 
00025 Except as contained in this notice, the names of The Open Group and/or
00026 Sun Microsystems, Inc. shall not be used in advertising or otherwise to
00027 promote the sale, use or other dealings in this Software without prior
00028 written authorization from The Open Group and/or Sun Microsystems,
00029 Inc., as applicable.
00030 
00031 
00032 X Window System is a trademark of The Open Group
00033 
00034 OSF/1, OSF/Motif and Motif are registered trademarks, and OSF, the OSF
00035 logo, LBX, X Window System, and Xinerama are trademarks of the Open
00036 Group. All other trademarks and registered trademarks mentioned herein
00037 are the property of their respective owners. No right, title or
00038 interest in or to any trademark, service mark, logo or trade name of
00039 Sun Microsystems, Inc. or its licensors is granted.
00040 
00041 */
00042 
00043 #include <stdio.h>
00044 #include "iiimpIM.h"
00045 #include "xiiimp.h"
00046 #include "guiIM.h"
00047 #include "iiimpColor.h"
00048 
00049 Bool
00050 SameIMFeedbackList(IMFeedbackList *a, IMFeedbackList *b) {
00051   int i;
00052   if (a->count_feedbacks != b->count_feedbacks) return False;
00053   for (i = 0; i < a->count_feedbacks; i++) {
00054     if (a->feedbacks[i].type != b->feedbacks[i].type ||
00055        a->feedbacks[i].value != b->feedbacks[i].value)
00056       return False;
00057   }
00058   return True;
00059 }
00060 
00061 typedef enum {
00062   NO_COLOR = 0,
00063   FG_COLOR = (1L << 1),
00064   BG_COLOR = (1L << 2)
00065 } IMSetColor;
00066 
00067 int
00068 SetIMColors(XicCommon ic,
00069            Display *display, Window win, GC gc, GC rgc,
00070            IMFeedbackList *flist, XIMFeedback unused) {
00071   XColor color;
00072   Colormap cmap;
00073   unsigned long r, g, b;
00074   char colorName[20];              /* enough */
00075   const char *formater = "#%2.2lX%2.2lX%2.2lX";
00076   int i;
00077   IMSetColor flag = NO_COLOR;
00078   unsigned long fg = 0, bg = 0;
00079 
00080   cmap = DefaultColormap(display, XIC_GUI(ic, screen_number));
00081   for (i = 0; i < flist->count_feedbacks; i++) {
00082     r = (flist->feedbacks[i].value & 0x00ff0000) >> 16;
00083     g = (flist->feedbacks[i].value & 0x0000ff00) >> 8;
00084     b = flist->feedbacks[i].value & 0x000000ff;
00085     sprintf(colorName, formater, r, g, b);
00086     if (XParseColor(display, cmap, colorName, &color)) {
00087       XAllocColor(display, cmap, &color);
00088 
00089       switch (flist->feedbacks[i].type) {
00090       case IM_FOREGROUND_RGB_FEEDBACK:
00091        fg = color.pixel;
00092        flag |= FG_COLOR;
00093        break;
00094       case IM_BACKGROUND_RGB_FEEDBACK:
00095        bg = color.pixel;
00096        flag |= BG_COLOR;
00097        break;
00098       case IM_UNDERLINE_RGB_FEEDBACK:
00099        break;
00100       default:
00101        break;
00102       }
00103     }
00104   }
00105   if (((flag & FG_COLOR) && (flag & BG_COLOR)) ||
00106       !((flag & FG_COLOR) && !(flag & BG_COLOR))) {
00107     /* if both are set or none are sets */
00108     if (fg != bg) {
00109       XSetForeground(display, gc, fg);
00110       XSetBackground(display, gc, bg);
00111     }
00112     return 1;
00113   }
00114   return 0;
00115 }
00116 
00117 void
00118 FreeFeedbackList(IMFeedbackList *feedback_list, int len) {
00119   if (feedback_list) {
00120     IMFeedbackList *p;
00121     for (p = feedback_list;
00122         p < &feedback_list[len]; p++) {
00123       if (p->feedbacks) {
00124        Xfree(p->feedbacks);
00125        p->feedbacks = 0;
00126       }
00127     }
00128     Xfree(feedback_list);
00129   }
00130 }