wmclockmon/src/dockapp.c

   1 /*
   2  * Copyright (c) 1999 Alfredo K. Kojima
   3  * Copyright (c) 2001, 2002 Seiichi SATO <ssato@sh.rim.or.jp>
   4  *
   5  * Permission is hereby granted, free of charge, to any person obtaining a copy
   6  * of this software and associated documentation files (the "Software"), to deal
   7  * in the Software without restriction, including without limitation the rights
   8  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   9  * copies of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be included in
  13  * all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  17  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
  18  * AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  19  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  20  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  21
  22  * This code is based on libdockapp-0.4.0
  23  * modified by Seiichi SATO <ssato@sh.rim.or.jp>
  24  */
  25
  26 #include "dockapp.h"
  27
  28 #define WINDOWED_SIZE_W 64
  29 #define WINDOWED_SIZE_H 64
  30
  31 /* global */
  32 Display *display = NULL;
  33 Bool    dockapp_iswindowed = False;
  34 Bool    dockapp_isbrokenwm = False;
  35
  36 /* private */
  37 static Window   window = None;
  38 static Window   icon_window = None;
  39 static GC       gc = NULL;
  40 static int      depth = 0;
  41 static Atom     delete_win;
  42 static int      width, height;
  43 static int      offset_w, offset_h;
  44
  45 void
  46 dockapp_open_window(char *display_specified, char *appname,
  47                     unsigned w, unsigned h, int argc, char **argv)
  48 {
  49     XClassHint      *classhint;
  50     XWMHints        *wmhints;
  51     XTextProperty   title;
  52     XSizeHints      sizehints;
  53     Window          root;
  54     int             ww, wh;
  55
  56     /* Open Connection to X Server */
  57     display = XOpenDisplay(display_specified);
  58     if (!display) {
  59         fprintf(stderr, "%s: could not open display %s!\n", argv[0],
  60                 XDisplayName(display_specified));
  61         exit(1);
  62     }
  63     root = DefaultRootWindow(display);
  64
  65     width = w;
  66     height = h;
  67
  68     if (dockapp_iswindowed) {
  69         offset_w = (WINDOWED_SIZE_W - w) / 2;
  70         offset_h = (WINDOWED_SIZE_H - h) / 2;
  71         ww = WINDOWED_SIZE_W;
  72         wh = WINDOWED_SIZE_H;
  73     } else {
  74         offset_w = offset_h = 0;
  75         ww = w;
  76         wh = h;
  77     }
  78
  79     /* Create Windows */
  80     icon_window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
  81     if (dockapp_isbrokenwm) {
  82         window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
  83     } else {
  84         window = XCreateSimpleWindow(display, root, 0, 0, 1, 1, 0, 0, 0);
  85     }
  86
  87     /* Set ClassHint */
  88     classhint = XAllocClassHint();
  89     if (classhint == NULL) {
  90         fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
  91         exit(1);
  92     }
  93     classhint->res_class = "DockApp";
  94     classhint->res_name = appname;
  95     XSetClassHint(display, window, classhint);
  96     XFree(classhint);
  97
  98     /* Set WMHints */
  99     wmhints = XAllocWMHints();
 100     if (wmhints == NULL) {
 101         fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
 102         exit(1);
 103     }
 104     wmhints->flags = IconWindowHint | WindowGroupHint;
 105     if (!dockapp_iswindowed) {
 106         wmhints->flags |= StateHint;
 107         wmhints->initial_state = WithdrawnState;
 108     }
 109     wmhints->window_group = window;
 110     wmhints->icon_window = icon_window;
 111     XSetWMHints(display, window, wmhints);
 112     XFree(wmhints);
 113
 114     /* Set WM Protocols */
 115     delete_win = XInternAtom(display, "WM_DELETE_WINDOW", False);
 116     XSetWMProtocols (display, icon_window, &delete_win, 1);
 117
 118     /* Set Size Hints */
 119     sizehints.flags = USSize;
 120     if (!dockapp_iswindowed) {
 121         sizehints.flags |= USPosition;
 122         sizehints.x = sizehints.y = 0;
 123     } else {
 124         sizehints.flags |= PMinSize | PMaxSize;
 125         sizehints.min_width = sizehints.max_width = WINDOWED_SIZE_W;
 126         sizehints.min_height = sizehints.max_height = WINDOWED_SIZE_H;
 127     }
 128     sizehints.width = ww;
 129     sizehints.height = wh;
 130     XSetWMNormalHints(display, icon_window, &sizehints);
 131
 132     /* Set WindowTitle for AfterStep Wharf */
 133     XStringListToTextProperty(&appname, 1, &title);
 134     XSetWMName(display, window, &title);
 135     XSetWMName(display, icon_window, &title);
 136
 137     /* Set Command to start the app so it can be docked properly */
 138     XSetCommand(display, window, argv, argc);
 139
 140     depth = DefaultDepth(display, DefaultScreen(display));
 141     gc = DefaultGC(display, DefaultScreen(display));
 142
 143     XFlush(display);
 144 }
 145
 146
 147 void
 148 dockapp_set_eventmask(long mask)
 149 {
 150     XSelectInput(display, icon_window, mask);
 151     XSelectInput(display, window, mask);
 152 }
 153
 154
 155 static Pixmap
 156 create_bg_pixmap(void)
 157 {
 158     Pixmap bg;
 159
 160     bg = XCreatePixmap(display, icon_window, WINDOWED_SIZE_W, WINDOWED_SIZE_H,
 161                        depth);
 162     XSetForeground(display, gc, dockapp_getcolor("rgb:ae/aa/ae"));
 163     XFillRectangle(display, bg, gc, 0, 0, WINDOWED_SIZE_W, WINDOWED_SIZE_H);
 164     XSetForeground(display, gc, dockapp_getcolor("rgb:ff/ff/ff"));
 165     XDrawLine(display, bg, gc, 0, 0, 0, 63);
 166     XDrawLine(display, bg, gc, 1, 0, 1, 62);
 167     XDrawLine(display, bg, gc, 2, 0, 63, 0);
 168     XDrawLine(display, bg, gc, 2, 1, 62, 1);
 169     XSetForeground(display, gc, dockapp_getcolor("rgb:52/55/52"));
 170     XDrawLine(display, bg, gc, 1, 63, 63, 63);
 171     XDrawLine(display, bg, gc, 2, 62, 63, 62);
 172     XDrawLine(display, bg, gc, 63, 1, 63, 61);
 173     XDrawLine(display, bg, gc, 62, 2, 62, 61);
 174
 175     return bg;
 176 }
 177
 178
 179 void
 180 dockapp_set_background(Pixmap pixmap)
 181 {
 182     if (dockapp_iswindowed) {
 183         Pixmap bg;
 184         bg = create_bg_pixmap();
 185         XCopyArea(display, pixmap, bg, gc, 0, 0, width, height,
 186                   offset_w, offset_w);
 187         XSetWindowBackgroundPixmap(display, icon_window, bg);
 188         XSetWindowBackgroundPixmap(display, window, bg);
 189         XFreePixmap(display, bg);
 190     } else {
 191         XSetWindowBackgroundPixmap(display, icon_window, pixmap);
 192         XSetWindowBackgroundPixmap(display, window, pixmap);
 193     }
 194     XClearWindow(display, icon_window);
 195     XFlush(display);
 196 }
 197
 198
 199 void
 200 dockapp_show(void)
 201 {
 202     if (!dockapp_iswindowed)
 203         XMapRaised(display, window);
 204     else
 205         XMapRaised(display, icon_window);
 206
 207     XFlush(display);
 208 }
 209
 210
 211 Bool
 212 dockapp_xpm2pixmap(char **data, Pixmap *pixmap, Pixmap *mask,
 213                    XpmColorSymbol * colorSymbol, unsigned int nsymbols)
 214 {
 215     XpmAttributes xpmAttr;
 216     xpmAttr.valuemask = XpmCloseness;
 217     xpmAttr.closeness = 40000;
 218
 219     if (nsymbols) {
 220         xpmAttr.colorsymbols = colorSymbol;
 221         xpmAttr.numsymbols = nsymbols;
 222         xpmAttr.valuemask |= XpmColorSymbols;
 223     }
 224
 225     if (XpmCreatePixmapFromData(display, icon_window, data, pixmap, mask, &xpmAttr) != 0)
 226         return False;
 227
 228     return True;
 229 }
 230
 231
 232 Bool
 233 dockapp_file2pixmap(char *filename, Pixmap *pixmap, Pixmap *mask,
 234                    XpmColorSymbol * colorSymbol, unsigned int nsymbols)
 235 {
 236     XpmAttributes xpmAttr;
 237     xpmAttr.valuemask = XpmCloseness;
 238     xpmAttr.closeness = 40000;
 239
 240     if (nsymbols) {
 241         xpmAttr.colorsymbols = colorSymbol;
 242         xpmAttr.numsymbols = nsymbols;
 243         xpmAttr.valuemask |= XpmColorSymbols;
 244     }
 245
 246     if (XpmReadFileToPixmap(display, icon_window, filename, pixmap, mask, &xpmAttr) != 0)
 247         return False;
 248
 249     return True;
 250 }
 251
 252
 253 Pixmap
 254 dockapp_XCreatePixmap(int w, int h)
 255 {
 256     return (XCreatePixmap(display, icon_window, w, h, depth));
 257 }
 258
 259
 260 void
 261 dockapp_setshape(Pixmap mask, int x_ofs, int y_ofs)
 262 {
 263     XShapeCombineMask(display, icon_window, ShapeBounding, -x_ofs, -y_ofs,
 264                       mask, ShapeSet);
 265     XShapeCombineMask(display, window, ShapeBounding, -x_ofs, -y_ofs,
 266                       mask, ShapeSet);
 267     XFlush(display);
 268 }
 269
 270
 271 void
 272 dockapp_copyarea(Pixmap src, Pixmap dist, int x_src, int y_src, int w, int h,
 273                  int x_dist, int y_dist)
 274 {
 275     XCopyArea(display, src, dist, gc, x_src, y_src, w, h, x_dist, y_dist);
 276 }
 277
 278
 279 void
 280 dockapp_copy2window (Pixmap src)
 281 {
 282     if (dockapp_isbrokenwm) {
 283         XCopyArea(display, src, window, gc, 0, 0, width, height, offset_w,
 284                   offset_h);
 285     } else {
 286         XCopyArea(display, src, icon_window, gc, 0, 0, width, height, offset_w,
 287                   offset_h);
 288     }
 289 }
 290
 291
 292 Bool
 293 dockapp_nextevent_or_timeout(XEvent *event, unsigned long miliseconds)
 294 {
 295     struct timeval timeout;
 296     fd_set rset;
 297
 298     XSync(display, False);
 299     if (XPending(display)) {
 300         XNextEvent(display, event);
 301         return True;
 302     }
 303
 304     timeout.tv_sec = miliseconds / 1000;
 305     timeout.tv_usec = (miliseconds % 1000) * 1000;
 306
 307     FD_ZERO(&rset);
 308     FD_SET(ConnectionNumber(display), &rset);
 309     if (select(ConnectionNumber(display)+1, &rset, NULL, NULL, &timeout) > 0) {
 310         XNextEvent(display, event);
 311         if (event->type == ClientMessage) {
 312             if ((Atom) event->xclient.data.l[0] == delete_win) {
 313                 XDestroyWindow(display,event->xclient.window);
 314                 XCloseDisplay(display);
 315                 exit(0);
 316             }
 317         }
 318         if (dockapp_iswindowed) {
 319                 event->xbutton.x -= offset_w;
 320                 event->xbutton.y -= offset_h;
 321         }
 322         return True;
 323     }
 324
 325     return False;
 326 }
 327
 328
 329 unsigned long
 330 dockapp_getcolor(char *color_name)
 331 {
 332     XColor color;
 333
 334     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 335                      color_name, &color))
 336         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 337
 338     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 339                      &color)) {
 340         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 341         return BlackPixel(display, DefaultScreen(display));
 342     }
 343
 344     return color.pixel;
 345 }
 346
 347
 348 /*
 349    Noberasco Michele <noberasco.gnu@disi.unige.it>
 350          divide given color by a factor of n
 351 */
 352 unsigned long
 353 dockapp_dividecolor(char *color_name, int n)
 354 {
 355     XColor color;
 356
 357     if ( (n<=0) || (n>127) ) {
 358         fprintf(stderr, "Divisor must be >0 and <127\n");
 359         exit(1);
 360     }
 361
 362     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 363                      color_name, &color))
 364         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 365
 366     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 367                      &color)) {
 368         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 369         return BlackPixel(display, DefaultScreen(display));
 370     }
 371
 372     if (DefaultDepth(display, DefaultScreen(display)) < 16)
 373         return color.pixel;
 374
 375                 color.red = color.red / n;
 376                 color.green = color.green / n;
 377                 color.blue = color.blue / n;
 378
 379     color.flags = DoRed | DoGreen | DoBlue;
 380
 381     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 382                      &color)) {
 383         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 384         return BlackPixel(display, DefaultScreen(display));
 385     }
 386
 387     return color.pixel;
 388 }
 389
 390
 391 unsigned long
 392 dockapp_blendedcolor(char *color_name, int r, int g, int b, float fac)
 393 {
 394     XColor color;
 395
 396     if ((r < -255 || r > 255)||(g < -255 || g > 255)||(b < -255 || b > 255)){
 397         fprintf(stderr, "r:%d,g:%d,b:%d (r,g,b must be 0 to 255)", r, g, b);
 398         exit(1);
 399     }
 400
 401     r *= 255;
 402     g *= 255;
 403     b *= 255;
 404
 405     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 406                      color_name, &color))
 407         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 408
 409     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 410                      &color)) {
 411         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 412         return BlackPixel(display, DefaultScreen(display));
 413     }
 414
 415     if (DefaultDepth(display, DefaultScreen(display)) < 16)
 416         return color.pixel;
 417
 418     /* red */
 419     if (color.red + r > 0xffff) {
 420         color.red = 0xffff;
 421     } else if (color.red + r < 0) {
 422         color.red = 0;
 423     } else {
 424         color.red = (unsigned short)(fac * color.red + r);
 425     }
 426
 427     /* green */
 428     if (color.green + g > 0xffff) {
 429         color.green = 0xffff;
 430     } else if (color.green + g < 0) {
 431         color.green = 0;
 432     } else {
 433         color.green = (unsigned short)(fac * color.green + g);
 434     }
 435
 436     /* blue */
 437     if (color.blue + b > 0xffff) {
 438         color.blue = 0xffff;
 439     } else if (color.blue + b < 0) {
 440         color.blue = 0;
 441     } else {
 442         color.blue = (unsigned short)(fac * color.blue + b);
 443     }
 444
 445     color.flags = DoRed | DoGreen | DoBlue;
 446
 447     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 448                      &color)) {
 449         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 450         return BlackPixel(display, DefaultScreen(display));
 451     }
 452
 453     return color.pixel;
 454 }