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     Status          stat;
  52     XTextProperty   title;
  53     XSizeHints      sizehints;
  54     Window          root;
  55     int             ww, wh;
  56
  57     /* Open Connection to X Server */
  58     display = XOpenDisplay(display_specified);
  59     if (!display) {
  60         fprintf(stderr, "%s: could not open display %s!\n", argv[0],
  61                 XDisplayName(display_specified));
  62         exit(1);
  63     }
  64     root = DefaultRootWindow(display);
  65
  66     width = w;
  67     height = h;
  68
  69     if (dockapp_iswindowed) {
  70         offset_w = (WINDOWED_SIZE_W - w) / 2;
  71         offset_h = (WINDOWED_SIZE_H - h) / 2;
  72         ww = WINDOWED_SIZE_W;
  73         wh = WINDOWED_SIZE_H;
  74     } else {
  75         offset_w = offset_h = 0;
  76         ww = w;
  77         wh = h;
  78     }
  79
  80     /* Create Windows */
  81     icon_window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
  82     if (dockapp_isbrokenwm) {
  83         window = XCreateSimpleWindow(display, root, 0, 0, ww, wh, 0, 0, 0);
  84     } else {
  85         window = XCreateSimpleWindow(display, root, 0, 0, 1, 1, 0, 0, 0);
  86     }
  87
  88     /* Set ClassHint */
  89     classhint = XAllocClassHint();
  90     if (classhint == NULL) {
  91         fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
  92         exit(1);
  93     }
  94     classhint->res_class = "DockApp";
  95     classhint->res_name = appname;
  96     XSetClassHint(display, window, classhint);
  97     XFree(classhint);
  98
  99     /* Set WMHints */
 100     wmhints = XAllocWMHints();
 101     if (wmhints == NULL) {
 102         fprintf(stderr, "%s: can't allocate memory for wm hints!\n", argv[0]);
 103         exit(1);
 104     }
 105     wmhints->flags = IconWindowHint | WindowGroupHint;
 106     if (!dockapp_iswindowed) {
 107         wmhints->flags |= StateHint;
 108         wmhints->initial_state = WithdrawnState;
 109     }
 110     wmhints->window_group = window;
 111     wmhints->icon_window = icon_window;
 112     XSetWMHints(display, window, wmhints);
 113     XFree(wmhints);
 114
 115     /* Set WM Protocols */
 116     delete_win = XInternAtom(display, "WM_DELETE_WINDOW", False);
 117     XSetWMProtocols (display, icon_window, &delete_win, 1);
 118
 119     /* Set Size Hints */
 120     sizehints.flags = USSize;
 121     if (!dockapp_iswindowed) {
 122         sizehints.flags |= USPosition;
 123         sizehints.x = sizehints.y = 0;
 124     } else {
 125         sizehints.flags |= PMinSize | PMaxSize;
 126         sizehints.min_width = sizehints.max_width = WINDOWED_SIZE_W;
 127         sizehints.min_height = sizehints.max_height = WINDOWED_SIZE_H;
 128     }
 129     sizehints.width = ww;
 130     sizehints.height = wh;
 131     XSetWMNormalHints(display, icon_window, &sizehints);
 132
 133     /* Set WindowTitle for AfterStep Wharf */
 134     stat = XStringListToTextProperty(&appname, 1, &title);
 135     XSetWMName(display, window, &title);
 136     XSetWMName(display, icon_window, &title);
 137
 138     /* Set Command to start the app so it can be docked properly */
 139     XSetCommand(display, window, argv, argc);
 140
 141     depth = DefaultDepth(display, DefaultScreen(display));
 142     gc = DefaultGC(display, DefaultScreen(display));
 143
 144     XFlush(display);
 145 }
 146
 147
 148 void
 149 dockapp_set_eventmask(long mask)
 150 {
 151     XSelectInput(display, icon_window, mask);
 152     XSelectInput(display, window, mask);
 153 }
 154
 155
 156 static Pixmap
 157 create_bg_pixmap(void)
 158 {
 159     Pixmap bg;
 160
 161     bg = XCreatePixmap(display, icon_window, WINDOWED_SIZE_W, WINDOWED_SIZE_H,
 162                        depth);
 163     XSetForeground(display, gc, dockapp_getcolor("rgb:ae/aa/ae"));
 164     XFillRectangle(display, bg, gc, 0, 0, WINDOWED_SIZE_W, WINDOWED_SIZE_H);
 165     XSetForeground(display, gc, dockapp_getcolor("rgb:ff/ff/ff"));
 166     XDrawLine(display, bg, gc, 0, 0, 0, 63);
 167     XDrawLine(display, bg, gc, 1, 0, 1, 62);
 168     XDrawLine(display, bg, gc, 2, 0, 63, 0);
 169     XDrawLine(display, bg, gc, 2, 1, 62, 1);
 170     XSetForeground(display, gc, dockapp_getcolor("rgb:52/55/52"));
 171     XDrawLine(display, bg, gc, 1, 63, 63, 63);
 172     XDrawLine(display, bg, gc, 2, 62, 63, 62);
 173     XDrawLine(display, bg, gc, 63, 1, 63, 61);
 174     XDrawLine(display, bg, gc, 62, 2, 62, 61);
 175
 176     return bg;
 177 }
 178
 179
 180 void
 181 dockapp_set_background(Pixmap pixmap)
 182 {
 183     if (dockapp_iswindowed) {
 184         Pixmap bg;
 185         bg = create_bg_pixmap();
 186         XCopyArea(display, pixmap, bg, gc, 0, 0, width, height,
 187                   offset_w, offset_w);
 188         XSetWindowBackgroundPixmap(display, icon_window, bg);
 189         XSetWindowBackgroundPixmap(display, window, bg);
 190         XFreePixmap(display, bg);
 191     } else {
 192         XSetWindowBackgroundPixmap(display, icon_window, pixmap);
 193         XSetWindowBackgroundPixmap(display, window, pixmap);
 194     }
 195     XClearWindow(display, icon_window);
 196     XFlush(display);
 197 }
 198
 199
 200 void
 201 dockapp_show(void)
 202 {
 203     if (!dockapp_iswindowed)
 204         XMapRaised(display, window);
 205     else
 206         XMapRaised(display, icon_window);
 207
 208     XFlush(display);
 209 }
 210
 211
 212 Bool
 213 dockapp_xpm2pixmap(char **data, Pixmap *pixmap, Pixmap *mask,
 214                    XpmColorSymbol * colorSymbol, unsigned int nsymbols)
 215 {
 216     XpmAttributes xpmAttr;
 217     xpmAttr.valuemask = XpmCloseness;
 218     xpmAttr.closeness = 40000;
 219
 220     if (nsymbols) {
 221         xpmAttr.colorsymbols = colorSymbol;
 222         xpmAttr.numsymbols = nsymbols;
 223         xpmAttr.valuemask |= XpmColorSymbols;
 224     }
 225
 226     if (XpmCreatePixmapFromData(display, icon_window, data, pixmap, mask, &xpmAttr) != 0)
 227         return False;
 228
 229     return True;
 230 }
 231
 232
 233 Bool
 234 dockapp_file2pixmap(char *filename, Pixmap *pixmap, Pixmap *mask,
 235                    XpmColorSymbol * colorSymbol, unsigned int nsymbols)
 236 {
 237     XpmAttributes xpmAttr;
 238     xpmAttr.valuemask = XpmCloseness;
 239     xpmAttr.closeness = 40000;
 240
 241     if (nsymbols) {
 242         xpmAttr.colorsymbols = colorSymbol;
 243         xpmAttr.numsymbols = nsymbols;
 244         xpmAttr.valuemask |= XpmColorSymbols;
 245     }
 246
 247     if (XpmReadFileToPixmap(display, icon_window, filename, pixmap, mask, &xpmAttr) != 0)
 248         return False;
 249
 250     return True;
 251 }
 252
 253
 254 Pixmap
 255 dockapp_XCreatePixmap(int w, int h)
 256 {
 257     return (XCreatePixmap(display, icon_window, w, h, depth));
 258 }
 259
 260
 261 void
 262 dockapp_setshape(Pixmap mask, int x_ofs, int y_ofs)
 263 {
 264     XShapeCombineMask(display, icon_window, ShapeBounding, -x_ofs, -y_ofs,
 265                       mask, ShapeSet);
 266     XShapeCombineMask(display, window, ShapeBounding, -x_ofs, -y_ofs,
 267                       mask, ShapeSet);
 268     XFlush(display);
 269 }
 270
 271
 272 void
 273 dockapp_copyarea(Pixmap src, Pixmap dist, int x_src, int y_src, int w, int h,
 274                  int x_dist, int y_dist)
 275 {
 276     XCopyArea(display, src, dist, gc, x_src, y_src, w, h, x_dist, y_dist);
 277 }
 278
 279
 280 void
 281 dockapp_copy2window (Pixmap src)
 282 {
 283     if (dockapp_isbrokenwm) {
 284         XCopyArea(display, src, window, gc, 0, 0, width, height, offset_w,
 285                   offset_h);
 286     } else {
 287         XCopyArea(display, src, icon_window, gc, 0, 0, width, height, offset_w,
 288                   offset_h);
 289     }
 290 }
 291
 292
 293 Bool
 294 dockapp_nextevent_or_timeout(XEvent *event, unsigned long miliseconds)
 295 {
 296     struct timeval timeout;
 297     fd_set rset;
 298
 299     XSync(display, False);
 300     if (XPending(display)) {
 301         XNextEvent(display, event);
 302         return True;
 303     }
 304
 305     timeout.tv_sec = miliseconds / 1000;
 306     timeout.tv_usec = (miliseconds % 1000) * 1000;
 307
 308     FD_ZERO(&rset);
 309     FD_SET(ConnectionNumber(display), &rset);
 310     if (select(ConnectionNumber(display)+1, &rset, NULL, NULL, &timeout) > 0) {
 311         XNextEvent(display, event);
 312         if (event->type == ClientMessage) {
 313             if (event->xclient.data.l[0] == delete_win) {
 314                 XDestroyWindow(display,event->xclient.window);
 315                 XCloseDisplay(display);
 316                 exit(0);
 317             }
 318         }
 319         if (dockapp_iswindowed) {
 320                 event->xbutton.x -= offset_w;
 321                 event->xbutton.y -= offset_h;
 322         }
 323         return True;
 324     }
 325
 326     return False;
 327 }
 328
 329
 330 unsigned long
 331 dockapp_getcolor(char *color_name)
 332 {
 333     XColor color;
 334
 335     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 336                      color_name, &color))
 337         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 338
 339     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 340                      &color)) {
 341         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 342         return BlackPixel(display, DefaultScreen(display));
 343     }
 344
 345     return color.pixel;
 346 }
 347
 348
 349 /*
 350    Noberasco Michele <noberasco.gnu@disi.unige.it>
 351          divide given color by a factor of n
 352 */
 353 unsigned long
 354 dockapp_dividecolor(char *color_name, int n)
 355 {
 356     XColor color;
 357
 358     if ( (n<=0) || (n>127) ) {
 359         fprintf(stderr, "Divisor must be >0 and <127\n");
 360         exit(1);
 361     }
 362
 363     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 364                      color_name, &color))
 365         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 366
 367     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 368                      &color)) {
 369         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 370         return BlackPixel(display, DefaultScreen(display));
 371     }
 372
 373     if (DefaultDepth(display, DefaultScreen(display)) < 16)
 374         return color.pixel;
 375
 376                 color.red = color.red / n;
 377                 color.green = color.green / n;
 378                 color.blue = color.blue / n;
 379
 380     color.flags = DoRed | DoGreen | DoBlue;
 381
 382     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 383                      &color)) {
 384         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 385         return BlackPixel(display, DefaultScreen(display));
 386     }
 387
 388     return color.pixel;
 389 }
 390
 391
 392 unsigned long
 393 dockapp_blendedcolor(char *color_name, int r, int g, int b, float fac)
 394 {
 395     XColor color;
 396
 397     if ((r < -255 || r > 255)||(g < -255 || g > 255)||(b < -255 || b > 255)){
 398         fprintf(stderr, "r:%d,g:%d,b:%d (r,g,b must be 0 to 255)", r, g, b);
 399         exit(1);
 400     }
 401
 402     r *= 255;
 403     g *= 255;
 404     b *= 255;
 405
 406     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 407                      color_name, &color))
 408         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 409
 410     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 411                      &color)) {
 412         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 413         return BlackPixel(display, DefaultScreen(display));
 414     }
 415
 416     if (DefaultDepth(display, DefaultScreen(display)) < 16)
 417         return color.pixel;
 418
 419     /* red */
 420     if (color.red + r > 0xffff) {
 421         color.red = 0xffff;
 422     } else if (color.red + r < 0) {
 423         color.red = 0;
 424     } else {
 425         color.red = (unsigned short)(fac * color.red + r);
 426     }
 427
 428     /* green */
 429     if (color.green + g > 0xffff) {
 430         color.green = 0xffff;
 431     } else if (color.green + g < 0) {
 432         color.green = 0;
 433     } else {
 434         color.green = (unsigned short)(fac * color.green + g);
 435     }
 436
 437     /* blue */
 438     if (color.blue + b > 0xffff) {
 439         color.blue = 0xffff;
 440     } else if (color.blue + b < 0) {
 441         color.blue = 0;
 442     } else {
 443         color.blue = (unsigned short)(fac * color.blue + b);
 444     }
 445
 446     color.flags = DoRed | DoGreen | DoBlue;
 447
 448     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 449                      &color)) {
 450         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 451         return BlackPixel(display, DefaultScreen(display));
 452     }
 453
 454     return color.pixel;
 455 }