src/properties.c

   1 /*
   2  *  Window Maker window manager
   3  *
   4  *  Copyright (c) 1997, 1998 Alfredo K. Kojima
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License
  17  *  along with this program; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
  19  *  USA.
  20  */
  21
  22 #include "wconfig.h"
  23
  24 #include <X11/Xlib.h>
  25 #include <X11/Xutil.h>
  26 #include <X11/Xatom.h>
  27 #include <string.h>
  28 #include <stdlib.h>
  29
  30 #include "WindowMaker.h"
  31 #include "window.h"
  32 #include "GNUstep.h"
  33
  34
  35 /* atoms */
  36 extern Atom _XA_WM_STATE;
  37 extern Atom _XA_WM_CHANGE_STATE;
  38 extern Atom _XA_WM_PROTOCOLS;
  39 extern Atom _XA_WM_CLIENT_LEADER;
  40 extern Atom _XA_WM_TAKE_FOCUS;
  41 extern Atom _XA_WM_DELETE_WINDOW;
  42 extern Atom _XA_WM_SAVE_YOURSELF;
  43 #ifdef R6SM
  44 extern Atom _XA_WM_WINDOW_ROLE;
  45 extern Atom _XA_SM_CLIENT_ID;
  46 #endif
  47
  48
  49 extern Atom _XA_GNUSTEP_WM_ATTR;
  50 extern Atom _XA_GNUSTEP_WM_MINIATURIZE_WINDOW;
  51
  52 extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
  53 extern Atom _XA_WINDOWMAKER_MENU;
  54 extern Atom _XA_WINDOWMAKER_WM_PROTOCOLS;
  55
  56
  57 int
  58 PropGetNormalHints(Window window, XSizeHints *size_hints, int *pre_iccm)
  59 {
  60     long supplied_hints;
  61
  62     if (!XGetWMNormalHints(dpy, window, size_hints, &supplied_hints)) {
  63         return False;
  64     }
  65     if (supplied_hints==(USPosition|USSize|PPosition|PSize|PMinSize|PMaxSize
  66         |PResizeInc|PAspect)) {
  67         *pre_iccm = 1;
  68     } else {
  69         *pre_iccm = 0;
  70     }
  71     return True;
  72 }
  73
  74
  75 int
  76 PropGetWMClass(Window window, char **wm_class, char **wm_instance)
  77 {
  78     XClassHint  *class_hint;
  79
  80     class_hint = XAllocClassHint();
  81     if (XGetClassHint(dpy,window,class_hint) == 0) {
  82         *wm_class = NULL;
  83         *wm_instance = NULL;
  84         XFree(class_hint);
  85         return False;
  86     }
  87     *wm_instance = class_hint->res_name;
  88     *wm_class = class_hint->res_class;
  89
  90     XFree(class_hint);
  91     return True;
  92 }
  93
  94
  95 void
  96 PropGetProtocols(Window window, WProtocols *prots)
  97 {
  98     Atom *protocols;
  99     int count, i;
 100
 101     memset(prots, 0, sizeof(WProtocols));
 102     if (!XGetWMProtocols(dpy, window, &protocols, &count)) {
 103         return;
 104     }
 105     for (i=0; i<count; i++) {
 106         if (protocols[i]==_XA_WM_TAKE_FOCUS)
 107           prots->TAKE_FOCUS=1;
 108         else if (protocols[i]==_XA_WM_DELETE_WINDOW)
 109           prots->DELETE_WINDOW=1;
 110         else if (protocols[i]==_XA_WM_SAVE_YOURSELF)
 111           prots->SAVE_YOURSELF=1;
 112         else if (protocols[i]==_XA_GNUSTEP_WM_MINIATURIZE_WINDOW)
 113           prots->MINIATURIZE_WINDOW=1;
 114     }
 115     XFree(protocols);
 116 }
 117
 118
 119 unsigned char*
 120 PropGetCheckProperty(Window window, Atom hint, Atom type, int format,
 121                      int count, int *retCount)
 122 {
 123     Atom type_ret;
 124     int fmt_ret;
 125     unsigned long nitems_ret;
 126     unsigned long bytes_after_ret;
 127     unsigned char *data;
 128     int tmp;
 129
 130     if (count <= 0)
 131         tmp = 0xffffff;
 132
 133     if (XGetWindowProperty(dpy, window, hint, 0, tmp, False, type,
 134                            &type_ret, &fmt_ret, &nitems_ret, &bytes_after_ret,
 135                            (unsigned char **)&data)!=Success || !data)
 136         return NULL;
 137
 138     if ((type!=AnyPropertyType && type!=type_ret)
 139         || (count > 0 && nitems_ret != count)
 140         || (format != 0 && format != fmt_ret)) {
 141         XFree(data);
 142         return NULL;
 143     }
 144
 145     if (retCount)
 146         *retCount = nitems_ret;
 147
 148     return data;
 149 }
 150
 151
 152 int
 153 PropGetGNUstepWMAttr(Window window, GNUstepWMAttributes **attr)
 154 {
 155     unsigned long *data;
 156
 157     data = (unsigned long*)PropGetCheckProperty(window, _XA_GNUSTEP_WM_ATTR,
 158                                                 _XA_GNUSTEP_WM_ATTR, 32, 9,
 159                                                 NULL);
 160
 161     if (!data)
 162         return False;
 163
 164     *attr = malloc(sizeof(GNUstepWMAttributes));
 165     if (!*attr) {
 166         XFree(data);
 167         return False;
 168     }
 169     (*attr)->flags = data[0];
 170     (*attr)->window_style = data[1];
 171     (*attr)->window_level = data[2];
 172     (*attr)->reserved = data[3];
 173     (*attr)->miniaturize_pixmap = data[4];
 174     (*attr)->close_pixmap = data[5];
 175     (*attr)->miniaturize_mask = data[6];
 176     (*attr)->close_mask = data[7];
 177     (*attr)->extra_flags = data[8];
 178
 179     XFree(data);
 180
 181     return True;
 182 }
 183
 184
 185
 186 void
 187 PropSetWMakerProtocols(Window root)
 188 {
 189     Atom protocols[2];
 190     int count=0;
 191
 192     protocols[count++] = _XA_WINDOWMAKER_MENU;
 193     protocols[count++] = _XA_WINDOWMAKER_WM_FUNCTION;
 194
 195     XChangeProperty(dpy, root, _XA_WINDOWMAKER_WM_PROTOCOLS, XA_ATOM,
 196                     32, PropModeReplace,  (unsigned char *)protocols, count);
 197 }
 198
 199
 200 Window
 201 PropGetClientLeader(Window window)
 202 {
 203     Window *win;
 204     Window leader;
 205
 206     win = (Window*)PropGetCheckProperty(window, _XA_WM_CLIENT_LEADER,
 207                                         XA_WINDOW, 32, 1, NULL);
 208
 209     if (!win)
 210         return None;
 211
 212     leader = (Window)*win;
 213     XFree(win);
 214
 215     return leader;
 216 }
 217
 218
 219 #ifdef R6SM
 220 char*
 221 PropGetClientID(Window window)
 222 {
 223     XTextProperty txprop;
 224
 225     txprop.value = NULL;
 226
 227     if (XGetTextProperty(dpy, window, &txprop, _XA_SM_CLIENT_ID)!=Success) {
 228         return NULL;
 229     }
 230
 231     if (txprop.encoding == XA_STRING && txprop.format == 8
 232         && txprop.nitems > 0) {
 233
 234         return (char*)txprop.value;
 235     } else {
 236
 237         if (txprop.value)
 238             XFree(txprop.value);
 239
 240         return NULL;
 241     }
 242 }
 243
 244
 245 char*
 246 PropGetWindowRole(Window window)
 247 {
 248     XTextProperty txprop;
 249
 250     txprop.value = NULL;
 251
 252     if (XGetTextProperty(dpy, window, &txprop, _XA_WM_WINDOW_ROLE)!=Success) {
 253         return NULL;
 254     }
 255
 256     if (txprop.encoding == XA_STRING && txprop.format == 8
 257         && txprop.nitems > 0) {
 258
 259         return (char*)txprop.value;
 260     } else {
 261
 262         if (txprop.value)
 263             XFree(txprop.value);
 264
 265         return NULL;
 266     }
 267 }
 268 #endif /* R6SM */
 269
 270
 271 void
 272 PropWriteGNUstepWMAttr(Window window, GNUstepWMAttributes *attr)
 273 {
 274     unsigned long data[9];
 275
 276     data[0] = attr->flags;
 277     data[1] = attr->window_style;
 278     data[2] = attr->window_level;
 279     data[3] = 0;                       /* reserved */
 280     /* The X protocol says XIDs are 32bit */
 281     data[4] = attr->miniaturize_pixmap;
 282     data[5] = attr->close_pixmap;
 283     data[6] = attr->miniaturize_mask;
 284     data[7] = attr->close_mask;
 285     data[8] = attr->extra_flags;
 286     XChangeProperty(dpy, window, _XA_GNUSTEP_WM_ATTR, _XA_GNUSTEP_WM_ATTR,
 287                     32, PropModeReplace,  (unsigned char *)data, 9);
 288 }
 289
 290
 291 void
 292 PropCleanUp(Window root)
 293 {
 294     XDeleteProperty(dpy, root, _XA_WINDOWMAKER_WM_PROTOCOLS);
 295
 296     XDeleteProperty(dpy, root, XA_WM_ICON_SIZE);
 297
 298 #ifdef KWM_HINTS
 299     XDeleteProperty(dpy, root, XInternAtom(dpy, "KWM_RUNNING", False));
 300 #endif
 301 }
 302
 303