Dogcows Code - chaz/openbox/blob - util/bsetroot.cc

   1 #ifdef    HAVE_CONFIG_H
   2 #  include "../config.h"
   3 #endif // HAVE_CONFIG_H
   4
   5 #ifdef    STDC_HEADERS
   6 #  include <string.h>
   7 #  include <stdlib.h>
   8 #endif // STDC_HEADERS
   9
  10 #ifdef    HAVE_STDIO_H
  11 #  include <stdio.h>
  12 #endif // HAVE_STDIO_H
  13
  14 #include "../src/i18n.h"
  15 #include "../src/BaseDisplay.h"
  16 #include "../src/Image.h"
  17 #include "bsetroot.h"
  18
  19
  20 bsetroot::bsetroot(int argc, char **argv, char *dpy_name)
  21   : BaseDisplay(argv[0], dpy_name)
  22 {
  23   grad = fore = back = (char *) 0;
  24
  25   Bool mod = False, sol = False, grd = False;
  26   int mod_x = 0, mod_y = 0;
  27
  28   for (int i = 1; i < argc; i++) {
  29     if (! strcmp("-help", argv[i])) {
  30       usage();
  31     } else if ((! strcmp("-fg", argv[i])) ||
  32                (! strcmp("-foreground", argv[i])) ||
  33                (! strcmp("-from", argv[i]))) {
  34       if ((++i) >= argc) usage(1);
  35
  36       fore = argv[i];
  37     } else if ((! strcmp("-bg", argv[i])) ||
  38                (! strcmp("-background", argv[i])) ||
  39                (! strcmp("-to", argv[i]))) {
  40       if ((++i) >= argc) usage(1);
  41
  42       back = argv[i];
  43     } else if (! strcmp("-solid", argv[i])) {
  44       if ((++i) >= argc) usage(1);
  45
  46       fore = argv[i];
  47       sol = True;
  48     } else if (! strcmp("-mod", argv[i])) {
  49       if ((++i) >= argc) usage();
  50
  51       mod_x = atoi(argv[i]);
  52
  53       if ((++i) >= argc) usage();
  54
  55       mod_y = atoi(argv[i]);
  56
  57       if (mod_x < 1) mod_x = 1;
  58       if (mod_y < 1) mod_y = 1;
  59
  60       mod = True;
  61     } else if (! strcmp("-gradient", argv[i])) {
  62       if ((++i) >= argc) usage();
  63
  64       grad = argv[i];
  65       grd = True;
  66     } else if (! strcmp("-display", argv[i])) {
  67       // -display passed through tests ealier... we just skip it now
  68       i++;
  69     } else
  70       usage();
  71   }
  72
  73   if ((mod + sol + grd) != True) {
  74     fprintf(stderr,
  75             i18n->getMessage(bsetrootSet, bsetrootMustSpecify,
  76                   "%s: error: must specify one of: -solid, -mod, -gradient\n"),
  77             getApplicationName());
  78
  79     usage(2);
  80   }
  81
  82   img_ctrl = new BImageControl*[getNumberOfScreens()];
  83   for (int i = 0; i < getNumberOfScreens(); i++)
  84     img_ctrl[i] = new BImageControl(*this, *getScreenInfo(i), True);
  85
  86   if (sol && fore) solid();
  87   else if (mod && mod_x && mod_y && fore && back) modula(mod_x, mod_y);
  88   else if (grd && grad && fore && back) gradient();
  89   else usage();
  90 }
  91
  92
  93 bsetroot::~bsetroot(void) {
  94   XSetCloseDownMode(getXDisplay(), RetainPermanent);
  95
  96   XKillClient(getXDisplay(), AllTemporary);
  97
  98   for (int i = 0; i < getNumberOfScreens(); i++)
  99     delete img_ctrl[i];
 100
 101   delete [] img_ctrl;
 102 }
 103
 104 // adapted from wmsetbg
 105 void bsetroot::setPixmapProperty(int screen, Pixmap pixmap) {
 106   static Atom rootpmap_id = None;
 107   Atom type;
 108   int format;
 109   unsigned long length, after;
 110   unsigned char *data;
 111   int mode;
 112
 113   if (rootpmap_id == None)
 114     rootpmap_id = XInternAtom(getXDisplay(), "_XROOTPMAP_ID", False);
 115
 116   XGrabServer(getXDisplay());
 117
 118   /* Clear out the old pixmap */
 119   XGetWindowProperty(getXDisplay(), getScreenInfo(screen)->getRootWindow(),
 120                      rootpmap_id, 0L, 1L, False, AnyPropertyType,
 121                      &type, &format, &length, &after, &data);
 122
 123   if ((type == XA_PIXMAP) && (format == 32) && (length == 1)) {
 124     XKillClient(getXDisplay(), *((Pixmap *)data));
 125     XSync(getXDisplay(), False);
 126     mode = PropModeReplace;
 127   } else {
 128     mode = PropModeAppend;
 129   }
 130   if (pixmap) {
 131     XChangeProperty(getXDisplay(), getScreenInfo(screen)->getRootWindow(),
 132                     rootpmap_id, XA_PIXMAP, 32, mode,
 133                     (unsigned char *) &pixmap, 1);
 134   } else {
 135     XDeleteProperty(getXDisplay(), getScreenInfo(screen)->getRootWindow(),
 136                     rootpmap_id);
 137   }
 138
 139   XUngrabServer(getXDisplay());
 140   XFlush(getXDisplay());
 141 }
 142
 143
 144 // adapted from wmsetbg
 145 Pixmap bsetroot::duplicatePixmap(int screen, Pixmap pixmap,
 146                                  int width, int height) {
 147   XSync(getXDisplay(), False);
 148
 149   Pixmap copyP = XCreatePixmap(getXDisplay(),
 150                                getScreenInfo(screen)->getRootWindow(),
 151                                width, height,
 152                                DefaultDepth(getXDisplay(), screen));
 153   XCopyArea(getXDisplay(), pixmap, copyP, DefaultGC(getXDisplay(), screen),
 154             0, 0, width, height, 0, 0);
 155   XSync(getXDisplay(), False);
 156
 157   return copyP;
 158 }
 159
 160
 161 void bsetroot::solid(void) {
 162   for (int screen = 0; screen < getNumberOfScreens(); screen++) {
 163     BColor c;
 164
 165     img_ctrl[screen]->parseColor(&c, fore);
 166     if (! c.isAllocated()) c.setPixel(BlackPixel(getXDisplay(), screen));
 167
 168     XSetWindowBackground(getXDisplay(), getScreenInfo(screen)->getRootWindow(),
 169                          c.getPixel());
 170     XClearWindow(getXDisplay(), getScreenInfo(screen)->getRootWindow());
 171
 172     Pixmap pixmap = XCreatePixmap(getXDisplay(),
 173                                   getScreenInfo(screen)->getRootWindow(),
 174                                   8, 8, DefaultDepth(getXDisplay(), screen));
 175     XSetForeground(getXDisplay(), DefaultGC(getXDisplay(), screen),
 176                    c.getPixel());
 177     XFillRectangle(getXDisplay(), pixmap, DefaultGC(getXDisplay(), screen),
 178                    0, 0, 8, 8);
 179
 180     setPixmapProperty(screen, duplicatePixmap(screen, pixmap, 8, 8));
 181
 182     XFreePixmap(getXDisplay(), pixmap);
 183   }
 184 }
 185
 186
 187 void bsetroot::modula(int x, int y) {
 188   char data[32];
 189   long pattern;
 190
 191   int screen, i;
 192
 193   for (pattern = 0, screen = 0; screen < getNumberOfScreens(); screen++) {
 194     for (i = 0; i < 16; i++) {
 195       pattern <<= 1;
 196       if ((i % x) == 0)
 197         pattern |= 0x0001;
 198     }
 199
 200     for (i = 0; i < 16; i++) {
 201       if ((i %  y) == 0) {
 202         data[(i * 2)] = (char) 0xff;
 203         data[(i * 2) + 1] = (char) 0xff;
 204       } else {
 205         data[(i * 2)] = pattern & 0xff;
 206         data[(i * 2) + 1] = (pattern >> 8) & 0xff;
 207       }
 208     }
 209
 210     BColor f, b;
 211     GC gc;
 212     Pixmap bitmap;
 213     XGCValues gcv;
 214
 215     bitmap =
 216       XCreateBitmapFromData(getXDisplay(),
 217                             getScreenInfo(screen)->getRootWindow(), data,
 218                             16, 16);
 219
 220     img_ctrl[screen]->parseColor(&f, fore);
 221     img_ctrl[screen]->parseColor(&b, back);
 222
 223     if (! f.isAllocated()) f.setPixel(WhitePixel(getXDisplay(), screen));
 224     if (! b.isAllocated()) b.setPixel(BlackPixel(getXDisplay(), screen));
 225
 226     gcv.foreground = f.getPixel();
 227     gcv.background = b.getPixel();
 228
 229     gc = XCreateGC(getXDisplay(), getScreenInfo(screen)->getRootWindow(),
 230                    GCForeground | GCBackground, &gcv);
 231
 232     Pixmap pixmap = XCreatePixmap(getXDisplay(),
 233                                   getScreenInfo(screen)->getRootWindow(),
 234                                   16, 16, getScreenInfo(screen)->getDepth());
 235
 236     XCopyPlane(getXDisplay(), bitmap, pixmap, gc,
 237                0, 0, 16, 16, 0, 0, 1l);
 238     XSetWindowBackgroundPixmap(getXDisplay(),
 239                                getScreenInfo(screen)->getRootWindow(),
 240                                pixmap);
 241     XClearWindow(getXDisplay(), getScreenInfo(screen)->getRootWindow());
 242
 243     setPixmapProperty(screen,
 244                       duplicatePixmap(screen, pixmap, 16, 16));
 245
 246     XFreeGC(getXDisplay(), gc);
 247     XFreePixmap(getXDisplay(), bitmap);
 248
 249     if (! (getScreenInfo(screen)->getVisual()->c_class & 1))
 250       XFreePixmap(getXDisplay(), pixmap);
 251   }
 252 }
 253
 254
 255 void bsetroot::gradient(void) {
 256   for (int screen = 0; screen < getNumberOfScreens(); screen++) {
 257     BTexture texture;
 258     img_ctrl[screen]->parseTexture(&texture, grad);
 259     img_ctrl[screen]->parseColor(texture.getColor(), fore);
 260     img_ctrl[screen]->parseColor(texture.getColorTo(), back);
 261
 262     if (! texture.getColor()->isAllocated())
 263       texture.getColor()->setPixel(WhitePixel(getXDisplay(), screen));
 264     if (! texture.getColorTo()->isAllocated())
 265       texture.getColorTo()->setPixel(BlackPixel(getXDisplay(), screen));
 266
 267     Pixmap pixmap =
 268       img_ctrl[screen]->renderImage(getScreenInfo(screen)->size().w(),
 269                                     getScreenInfo(screen)->size().h(),
 270                                     &texture);
 271
 272     XSetWindowBackgroundPixmap(getXDisplay(),
 273                                getScreenInfo(screen)->getRootWindow(),
 274                                pixmap);
 275     XClearWindow(getXDisplay(), getScreenInfo(screen)->getRootWindow());
 276
 277     setPixmapProperty(screen,
 278                       duplicatePixmap(screen, pixmap,
 279                                       getScreenInfo(screen)->size().w(),
 280                                       getScreenInfo(screen)->size().h()));
 281
 282     if (! (getScreenInfo(screen)->getVisual()->c_class & 1)) {
 283       img_ctrl[screen]->removeImage(pixmap);
 284     }
 285   }
 286 }
 287
 288
 289 void bsetroot::usage(int exit_code) {
 290   fprintf(stderr,
 291           i18n->
 292           getMessage(bsetrootSet, bsetrootUsage,
 293                      "%s 2.0 : (c) 1997-1999 Brad Hughes\n\n"
 294                      "  -display <string>        display connection\n"
 295                      "  -mod <x> <y>             modula pattern\n"
 296                      "  -foreground, -fg <color> modula foreground color\n"
 297                      "  -background, -bg <color> modula background color\n\n"
 298                      "  -gradient <texture>      gradient texture\n"
 299                      "  -from <color>            gradient start color\n"
 300                      "  -to <color>              gradient end color\n\n"
 301                      "  -solid <color>           solid color\n\n"
 302                      "  -help                    print this help text and exit\n"),
 303           getApplicationName());
 304
 305   exit(exit_code);
 306 }
 307
 308
 309 int main(int argc, char **argv) {
 310   char *display_name = (char *) 0;
 311
 312   NLSInit("openbox.cat");
 313
 314   for (int i = 1; i < argc; i++) {
 315     if (! strcmp(argv[i], "-display")) {
 316       // check for -display option
 317
 318       if ((++i) >= argc) {
 319         fprintf(stderr,
 320                 i18n->getMessage(mainSet, mainDISPLAYRequiresArg,
 321                                  "error: '-display' requires an argument\n"));
 322
 323         ::exit(1);
 324       }
 325
 326       display_name = argv[i];
 327     }
 328   }
 329
 330   bsetroot app(argc, argv, display_name);
 331
 332   return 0;
 333 }