wmcalendar-0.5.2/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 void
 148 dockapp_set_eventmask()
 149 {
 150     XSelectInput(display, icon_window,ButtonPressMask | ExposureMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask );
 151     XSelectInput(display, window,ButtonPressMask | ExposureMask | ButtonReleaseMask | PointerMotionMask | StructureNotifyMask);
 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 Pixmap
 233 dockapp_XCreatePixmap(int w, int h)
 234 {
 235     return (XCreatePixmap(display, icon_window, w, h, depth));
 236 }
 237
 238
 239 void
 240 dockapp_setshape(Pixmap mask, int x_ofs, int y_ofs)
 241 {
 242     XShapeCombineMask(display, icon_window, ShapeBounding, -x_ofs, -y_ofs,
 243                       mask, ShapeSet);
 244     XShapeCombineMask(display, window, ShapeBounding, -x_ofs, -y_ofs,
 245                       mask, ShapeSet);
 246     XFlush(display);
 247 }
 248
 249
 250 void
 251 dockapp_copyarea(Pixmap src, Pixmap dist, int x_src, int y_src, int w, int h,
 252                  int x_dist, int y_dist)
 253 {
 254     XCopyArea(display, src, dist, gc, x_src, y_src, w, h, x_dist, y_dist);
 255 }
 256
 257
 258 void
 259 dockapp_copy2window (Pixmap src)
 260 {
 261     if (dockapp_isbrokenwm) {
 262         XCopyArea(display, src, window, gc, 0, 0, width, height, offset_w,
 263                   offset_h);
 264     } else {
 265         XCopyArea(display, src, icon_window, gc, 0, 0, width, height, offset_w,
 266                   offset_h);
 267     }
 268 }
 269
 270
 271 Bool
 272 dockapp_nextevent_or_timeout(XEvent *event, unsigned long miliseconds)
 273 {
 274     struct timeval timeout;
 275     fd_set rset;
 276
 277     XSync(display, False);
 278     if (XPending(display)) {
 279         XNextEvent(display, event);
 280         return True;
 281     }
 282
 283     timeout.tv_sec = miliseconds / 1000;
 284     timeout.tv_usec = (miliseconds % 1000) * 1000;
 285
 286     FD_ZERO(&rset);
 287     FD_SET(ConnectionNumber(display), &rset);
 288     if (select(ConnectionNumber(display)+1, &rset, NULL, NULL, &timeout) > 0) {
 289         XNextEvent(display, event);
 290         if (event->type == ClientMessage) {
 291             if (event->xclient.data.l[0] == delete_win) {
 292                 XDestroyWindow(display,event->xclient.window);
 293                 XCloseDisplay(display);
 294                 exit(0);
 295             }
 296         }
 297         if (dockapp_iswindowed) {
 298                 event->xbutton.x -= offset_w;
 299                 event->xbutton.y -= offset_h;
 300         }
 301         return True;
 302     }
 303
 304     return False;
 305 }
 306
 307
 308 unsigned long
 309 dockapp_getcolor(char *color_name)
 310 {
 311     XColor color;
 312
 313     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 314                      color_name, &color))
 315         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 316
 317     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 318                      &color)) {
 319         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 320         return BlackPixel(display, DefaultScreen(display));
 321     }
 322
 323     return color.pixel;
 324 }
 325
 326
 327 unsigned long
 328 dockapp_blendedcolor(char *color_name, int r, int g, int b, float fac)
 329 {
 330     XColor color;
 331
 332     if ((r < -255 || r > 255)||(g < -255 || g > 255)||(b < -255 || b > 255)){
 333         fprintf(stderr, "r:%d,g:%d,b:%d (r,g,b must be 0 to 255)", r, g, b);
 334         exit(1);
 335     }
 336
 337     r *= 255;
 338     g *= 255;
 339     b *= 255;
 340
 341     if (!XParseColor(display, DefaultColormap(display, DefaultScreen(display)),
 342                      color_name, &color))
 343         fprintf(stderr, "can't parse color %s\n", color_name), exit(1);
 344
 345     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 346                      &color)) {
 347         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 348         return BlackPixel(display, DefaultScreen(display));
 349     }
 350
 351     if (DefaultDepth(display, DefaultScreen(display)) < 16)
 352         return color.pixel;
 353
 354     /* red */
 355     if (color.red + r > 0xffff) {
 356         color.red = 0xffff;
 357     } else if (color.red + r < 0) {
 358         color.red = 0;
 359     } else {
 360         color.red = (unsigned short)(fac * color.red + r);
 361     }
 362
 363     /* green */
 364     if (color.green + g > 0xffff) {
 365         color.green = 0xffff;
 366     } else if (color.green + g < 0) {
 367         color.green = 0;
 368     } else {
 369         color.green = (unsigned short)(fac * color.green + g);
 370     }
 371
 372     /* blue */
 373     if (color.blue + b > 0xffff) {
 374         color.blue = 0xffff;
 375     } else if (color.blue + b < 0) {
 376         color.blue = 0;
 377     } else {
 378         color.blue = (unsigned short)(fac * color.blue + b);
 379     }
 380
 381     color.flags = DoRed | DoGreen | DoBlue;
 382
 383     if (!XAllocColor(display, DefaultColormap(display, DefaultScreen(display)),
 384                      &color)) {
 385         fprintf(stderr, "can't allocate color %s. Using black\n", color_name);
 386         return BlackPixel(display, DefaultScreen(display));
 387     }
 388
 389     return color.pixel;
 390 }