| 1 | /* |
| 2 | *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. |
| 3 | * |
| 4 | *Permission is hereby granted, free of charge, to any person obtaining |
| 5 | * a copy of this software and associated documentation files (the |
| 6 | *"Software"), to deal in the Software without restriction, including |
| 7 | *without limitation the rights to use, copy, modify, merge, publish, |
| 8 | *distribute, sublicense, and/or sell copies of the Software, and to |
| 9 | *permit persons to whom the Software is furnished to do so, subject to |
| 10 | *the following conditions: |
| 11 | * |
| 12 | *The above copyright notice and this permission notice shall be |
| 13 | *included in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 16 | *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 17 | *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 18 | *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR |
| 19 | *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF |
| 20 | *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 21 | *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 22 | * |
| 23 | *Except as contained in this notice, the name of the XFree86 Project |
| 24 | *shall not be used in advertising or otherwise to promote the sale, use |
| 25 | *or other dealings in this Software without prior written authorization |
| 26 | *from the XFree86 Project. |
| 27 | * |
| 28 | * Authors: Earle F. Philhower, III |
| 29 | */ |
| 30 | |
| 31 | #ifdef HAVE_XWIN_CONFIG_H |
| 32 | #include <xwin-config.h> |
| 33 | #endif |
| 34 | |
| 35 | #ifndef WINVER |
| 36 | #define WINVER 0x0500 |
| 37 | #endif |
| 38 | |
| 39 | #include <X11/Xwindows.h> |
| 40 | #include <X11/Xlib.h> |
| 41 | #include <X11/Xutil.h> |
| 42 | |
| 43 | #include "winresource.h" |
| 44 | #include "winprefs.h" |
| 45 | #include "winmsg.h" |
| 46 | #include "winmultiwindowicons.h" |
| 47 | #include "winglobals.h" |
| 48 | /* |
| 49 | * global variables |
| 50 | */ |
| 51 | extern HINSTANCE g_hInstance; |
| 52 | |
| 53 | /* |
| 54 | * Scale an X icon ZPixmap into a Windoze icon bitmap |
| 55 | */ |
| 56 | |
| 57 | static void |
| 58 | winScaleXImageToWindowsIcon(int iconSize, |
| 59 | int effBPP, |
| 60 | int stride, XImage * pixmap, unsigned char *image) |
| 61 | { |
| 62 | int row, column, effXBPP, effXDepth; |
| 63 | unsigned char *outPtr; |
| 64 | unsigned char *iconData = 0; |
| 65 | int xStride; |
| 66 | float factX, factY; |
| 67 | int posX, posY; |
| 68 | unsigned char *ptr; |
| 69 | unsigned int zero; |
| 70 | unsigned int color; |
| 71 | |
| 72 | effXBPP = pixmap->bits_per_pixel; |
| 73 | if (pixmap->bits_per_pixel == 15) |
| 74 | effXBPP = 16; |
| 75 | |
| 76 | effXDepth = pixmap->depth; |
| 77 | if (pixmap->depth == 15) |
| 78 | effXDepth = 16; |
| 79 | |
| 80 | xStride = pixmap->bytes_per_line; |
| 81 | if (stride == 0 || xStride == 0) { |
| 82 | ErrorF("winScaleXBitmapToWindows - stride or xStride is zero. " |
| 83 | "Bailing.\n"); |
| 84 | return; |
| 85 | } |
| 86 | |
| 87 | /* Get icon data */ |
| 88 | iconData = (unsigned char *) pixmap->data; |
| 89 | |
| 90 | /* Keep aspect ratio */ |
| 91 | factX = ((float) pixmap->width) / ((float) iconSize); |
| 92 | factY = ((float) pixmap->height) / ((float) iconSize); |
| 93 | if (factX > factY) |
| 94 | factY = factX; |
| 95 | else |
| 96 | factX = factY; |
| 97 | |
| 98 | /* Out-of-bounds, fill icon with zero */ |
| 99 | zero = 0; |
| 100 | |
| 101 | for (row = 0; row < iconSize; row++) { |
| 102 | outPtr = image + stride * row; |
| 103 | for (column = 0; column < iconSize; column++) { |
| 104 | posX = factX * column; |
| 105 | posY = factY * row; |
| 106 | |
| 107 | ptr = (unsigned char *) iconData + posY * xStride; |
| 108 | if (effXBPP == 1) { |
| 109 | ptr += posX / 8; |
| 110 | |
| 111 | /* Out of X icon bounds, leave space blank */ |
| 112 | if (posX >= pixmap->width || posY >= pixmap->height) |
| 113 | ptr = (unsigned char *) &zero; |
| 114 | |
| 115 | if ((*ptr) & (1 << (posX & 7))) |
| 116 | switch (effBPP) { |
| 117 | case 32: |
| 118 | *(outPtr++) = 0; |
| 119 | case 24: |
| 120 | *(outPtr++) = 0; |
| 121 | case 16: |
| 122 | *(outPtr++) = 0; |
| 123 | case 8: |
| 124 | *(outPtr++) = 0; |
| 125 | break; |
| 126 | case 1: |
| 127 | outPtr[column / 8] &= ~(1 << (7 - (column & 7))); |
| 128 | break; |
| 129 | } |
| 130 | else |
| 131 | switch (effBPP) { |
| 132 | case 32: |
| 133 | *(outPtr++) = 255; |
| 134 | *(outPtr++) = 255; |
| 135 | *(outPtr++) = 255; |
| 136 | *(outPtr++) = 0; |
| 137 | break; |
| 138 | case 24: |
| 139 | *(outPtr++) = 255; |
| 140 | case 16: |
| 141 | *(outPtr++) = 255; |
| 142 | case 8: |
| 143 | *(outPtr++) = 255; |
| 144 | break; |
| 145 | case 1: |
| 146 | outPtr[column / 8] |= (1 << (7 - (column & 7))); |
| 147 | break; |
| 148 | } |
| 149 | } |
| 150 | else if (effXDepth == 24 || effXDepth == 32) { |
| 151 | ptr += posX * (effXBPP / 8); |
| 152 | |
| 153 | /* Out of X icon bounds, leave space blank */ |
| 154 | if (posX >= pixmap->width || posY >= pixmap->height) |
| 155 | ptr = (unsigned char *) &zero; |
| 156 | color = (((*ptr) << 16) |
| 157 | + ((*(ptr + 1)) << 8) |
| 158 | + ((*(ptr + 2)) << 0)); |
| 159 | switch (effBPP) { |
| 160 | case 32: |
| 161 | *(outPtr++) = *(ptr++); /* b */ |
| 162 | *(outPtr++) = *(ptr++); /* g */ |
| 163 | *(outPtr++) = *(ptr++); /* r */ |
| 164 | *(outPtr++) = (effXDepth == 32) ? *(ptr++) : 0x0; /* alpha */ |
| 165 | break; |
| 166 | case 24: |
| 167 | *(outPtr++) = *(ptr++); |
| 168 | *(outPtr++) = *(ptr++); |
| 169 | *(outPtr++) = *(ptr++); |
| 170 | break; |
| 171 | case 16: |
| 172 | color = ((((*ptr) >> 2) << 10) |
| 173 | + (((*(ptr + 1)) >> 2) << 5) |
| 174 | + (((*(ptr + 2)) >> 2))); |
| 175 | *(outPtr++) = (color >> 8); |
| 176 | *(outPtr++) = (color & 255); |
| 177 | break; |
| 178 | case 8: |
| 179 | color = (((*ptr))) + (((*(ptr + 1)))) + (((*(ptr + 2)))); |
| 180 | color /= 3; |
| 181 | *(outPtr++) = color; |
| 182 | break; |
| 183 | case 1: |
| 184 | if (color) |
| 185 | outPtr[column / 8] |= (1 << (7 - (column & 7))); |
| 186 | else |
| 187 | outPtr[column / 8] &= ~(1 << (7 - (column & 7))); |
| 188 | } |
| 189 | } |
| 190 | else if (effXDepth == 16) { |
| 191 | ptr += posX * (effXBPP / 8); |
| 192 | |
| 193 | /* Out of X icon bounds, leave space blank */ |
| 194 | if (posX >= pixmap->width || posY >= pixmap->height) |
| 195 | ptr = (unsigned char *) &zero; |
| 196 | color = ((*ptr) << 8) + (*(ptr + 1)); |
| 197 | switch (effBPP) { |
| 198 | case 32: |
| 199 | *(outPtr++) = (color & 31) << 2; |
| 200 | *(outPtr++) = ((color >> 5) & 31) << 2; |
| 201 | *(outPtr++) = ((color >> 10) & 31) << 2; |
| 202 | *(outPtr++) = 0; /* resvd */ |
| 203 | break; |
| 204 | case 24: |
| 205 | *(outPtr++) = (color & 31) << 2; |
| 206 | *(outPtr++) = ((color >> 5) & 31) << 2; |
| 207 | *(outPtr++) = ((color >> 10) & 31) << 2; |
| 208 | break; |
| 209 | case 16: |
| 210 | *(outPtr++) = *(ptr++); |
| 211 | *(outPtr++) = *(ptr++); |
| 212 | break; |
| 213 | case 8: |
| 214 | *(outPtr++) = (((color & 31) |
| 215 | + ((color >> 5) & 31) |
| 216 | + ((color >> 10) & 31)) / 3) << 2; |
| 217 | break; |
| 218 | case 1: |
| 219 | if (color) |
| 220 | outPtr[column / 8] |= (1 << (7 - (column & 7))); |
| 221 | else |
| 222 | outPtr[column / 8] &= ~(1 << (7 - (column & 7))); |
| 223 | break; |
| 224 | } /* end switch(effbpp) */ |
| 225 | } /* end if effxbpp==16) */ |
| 226 | } /* end for column */ |
| 227 | } /* end for row */ |
| 228 | } |
| 229 | |
| 230 | static HICON |
| 231 | NetWMToWinIconAlpha(uint32_t * icon) |
| 232 | { |
| 233 | int width = icon[0]; |
| 234 | int height = icon[1]; |
| 235 | uint32_t *pixels = &icon[2]; |
| 236 | HICON result; |
| 237 | HDC hdc = GetDC(NULL); |
| 238 | uint32_t *DIB_pixels; |
| 239 | ICONINFO ii; |
| 240 | BITMAPV4HEADER bmh = { sizeof(bmh) }; |
| 241 | |
| 242 | /* Define an ARGB pixel format used for Color+Alpha icons */ |
| 243 | bmh.bV4Width = width; |
| 244 | bmh.bV4Height = -height; /* Invert the image */ |
| 245 | bmh.bV4Planes = 1; |
| 246 | bmh.bV4BitCount = 32; |
| 247 | bmh.bV4V4Compression = BI_BITFIELDS; |
| 248 | bmh.bV4AlphaMask = 0xFF000000; |
| 249 | bmh.bV4RedMask = 0x00FF0000; |
| 250 | bmh.bV4GreenMask = 0x0000FF00; |
| 251 | bmh.bV4BlueMask = 0x000000FF; |
| 252 | |
| 253 | ii.fIcon = TRUE; |
| 254 | ii.xHotspot = 0; /* ignored */ |
| 255 | ii.yHotspot = 0; /* ignored */ |
| 256 | ii.hbmColor = CreateDIBSection(hdc, (BITMAPINFO *) &bmh, |
| 257 | DIB_RGB_COLORS, (void **) &DIB_pixels, NULL, |
| 258 | 0); |
| 259 | ReleaseDC(NULL, hdc); |
| 260 | |
| 261 | if (!ii.hbmColor) |
| 262 | return NULL; |
| 263 | |
| 264 | ii.hbmMask = CreateBitmap(width, height, 1, 1, NULL); |
| 265 | memcpy(DIB_pixels, pixels, height * width * 4); |
| 266 | |
| 267 | /* CreateIconIndirect() traditionally required DDBitmaps */ |
| 268 | /* Systems from WinXP accept 32-bit ARGB DIBitmaps with full 8-bit alpha support */ |
| 269 | /* The icon is created with a DIB + empty DDB mask (an MS example does the same) */ |
| 270 | result = CreateIconIndirect(&ii); |
| 271 | |
| 272 | DeleteObject(ii.hbmColor); |
| 273 | DeleteObject(ii.hbmMask); |
| 274 | |
| 275 | winDebug("NetWMToWinIconAlpha - %d x %d = %p\n", icon[0], icon[1], result); |
| 276 | return result; |
| 277 | } |
| 278 | |
| 279 | static HICON |
| 280 | NetWMToWinIconThreshold(uint32_t * icon) |
| 281 | { |
| 282 | int width = icon[0]; |
| 283 | int height = icon[1]; |
| 284 | uint32_t *pixels = &icon[2]; |
| 285 | int row, col; |
| 286 | HICON result; |
| 287 | ICONINFO ii; |
| 288 | |
| 289 | HDC hdc = GetDC(NULL); |
| 290 | HDC xorDC = CreateCompatibleDC(hdc); |
| 291 | HDC andDC = CreateCompatibleDC(hdc); |
| 292 | |
| 293 | ii.fIcon = TRUE; |
| 294 | ii.xHotspot = 0; /* ignored */ |
| 295 | ii.yHotspot = 0; /* ignored */ |
| 296 | ii.hbmColor = CreateCompatibleBitmap(hdc, width, height); |
| 297 | ii.hbmMask = CreateCompatibleBitmap(hdc, width, height); |
| 298 | ReleaseDC(NULL, hdc); |
| 299 | SelectObject(xorDC, ii.hbmColor); |
| 300 | SelectObject(andDC, ii.hbmMask); |
| 301 | |
| 302 | for (row = 0; row < height; row++) { |
| 303 | for (col = 0; col < width; col++) { |
| 304 | if ((*pixels & 0xFF000000) > 31 << 24) { /* 31 alpha threshold, i.e. opaque above, transparent below */ |
| 305 | SetPixelV(xorDC, col, row, |
| 306 | RGB(((char *) pixels)[2], ((char *) pixels)[1], |
| 307 | ((char *) pixels)[0])); |
| 308 | SetPixelV(andDC, col, row, RGB(0, 0, 0)); /* black mask */ |
| 309 | } |
| 310 | else { |
| 311 | SetPixelV(xorDC, col, row, RGB(0, 0, 0)); |
| 312 | SetPixelV(andDC, col, row, RGB(255, 255, 255)); /* white mask */ |
| 313 | } |
| 314 | pixels++; |
| 315 | } |
| 316 | } |
| 317 | DeleteDC(xorDC); |
| 318 | DeleteDC(andDC); |
| 319 | |
| 320 | result = CreateIconIndirect(&ii); |
| 321 | |
| 322 | DeleteObject(ii.hbmColor); |
| 323 | DeleteObject(ii.hbmMask); |
| 324 | |
| 325 | winDebug("NetWMToWinIconThreshold - %d x %d = %p\n", icon[0], icon[1], |
| 326 | result); |
| 327 | return result; |
| 328 | } |
| 329 | |
| 330 | static HICON |
| 331 | NetWMToWinIcon(int bpp, uint32_t * icon) |
| 332 | { |
| 333 | static Bool hasIconAlphaChannel = FALSE; |
| 334 | static BOOL versionChecked = FALSE; |
| 335 | |
| 336 | if (!versionChecked) { |
| 337 | OSVERSIONINFOEX osvi = { 0 }; |
| 338 | ULONGLONG dwlConditionMask = 0; |
| 339 | |
| 340 | osvi.dwOSVersionInfoSize = sizeof(osvi); |
| 341 | osvi.dwMajorVersion = 5; |
| 342 | osvi.dwMinorVersion = 1; |
| 343 | |
| 344 | /* Windows versions later than XP have icon alpha channel suport, 2000 does not */ |
| 345 | VER_SET_CONDITION(dwlConditionMask, VER_MAJORVERSION, |
| 346 | VER_GREATER_EQUAL); |
| 347 | VER_SET_CONDITION(dwlConditionMask, VER_MINORVERSION, |
| 348 | VER_GREATER_EQUAL); |
| 349 | hasIconAlphaChannel = |
| 350 | VerifyVersionInfo(&osvi, VER_MAJORVERSION | VER_MINORVERSION, |
| 351 | dwlConditionMask); |
| 352 | versionChecked = TRUE; |
| 353 | |
| 354 | ErrorF("OS has icon alpha channel support: %s\n", |
| 355 | hasIconAlphaChannel ? "yes" : "no"); |
| 356 | } |
| 357 | |
| 358 | if (hasIconAlphaChannel && (bpp == 32)) |
| 359 | return NetWMToWinIconAlpha(icon); |
| 360 | else |
| 361 | return NetWMToWinIconThreshold(icon); |
| 362 | } |
| 363 | |
| 364 | /* |
| 365 | * Attempt to create a custom icon from the WM_HINTS bitmaps |
| 366 | */ |
| 367 | |
| 368 | static |
| 369 | HICON |
| 370 | winXIconToHICON(Display * pDisplay, Window id, int iconSize) |
| 371 | { |
| 372 | unsigned char *mask, *image = NULL, *imageMask; |
| 373 | unsigned char *dst, *src; |
| 374 | int planes, bpp, i; |
| 375 | int biggest_size = 0; |
| 376 | HDC hDC; |
| 377 | ICONINFO ii; |
| 378 | XWMHints *hints; |
| 379 | HICON hIcon = NULL; |
| 380 | uint32_t *biggest_icon = NULL; |
| 381 | |
| 382 | static Atom _XA_NET_WM_ICON; |
| 383 | static int generation; |
| 384 | uint32_t *icon, *icon_data = NULL; |
| 385 | unsigned long int size; |
| 386 | unsigned long int type; |
| 387 | int format; |
| 388 | unsigned long int left; |
| 389 | |
| 390 | hDC = GetDC(GetDesktopWindow()); |
| 391 | planes = GetDeviceCaps(hDC, PLANES); |
| 392 | bpp = GetDeviceCaps(hDC, BITSPIXEL); |
| 393 | ReleaseDC(GetDesktopWindow(), hDC); |
| 394 | |
| 395 | /* Always prefer _NET_WM_ICON icons */ |
| 396 | if (generation != serverGeneration) { |
| 397 | generation = serverGeneration; |
| 398 | _XA_NET_WM_ICON = XInternAtom(pDisplay, "_NET_WM_ICON", FALSE); |
| 399 | } |
| 400 | |
| 401 | if ((XGetWindowProperty(pDisplay, id, _XA_NET_WM_ICON, |
| 402 | 0, MAXINT, FALSE, |
| 403 | AnyPropertyType, &type, &format, &size, &left, |
| 404 | (unsigned char **) &icon_data) == Success) && |
| 405 | (icon_data != NULL)) { |
| 406 | for (icon = icon_data; icon < &icon_data[size] && *icon; |
| 407 | icon = &icon[icon[0] * icon[1] + 2]) { |
| 408 | /* Find an exact match to the size we require... */ |
| 409 | if (icon[0] == iconSize && icon[1] == iconSize) { |
| 410 | winDebug("winXIconToHICON: found %lu x %lu NetIcon\n", icon[0], |
| 411 | icon[1]); |
| 412 | hIcon = NetWMToWinIcon(bpp, icon); |
| 413 | break; |
| 414 | } |
| 415 | /* Otherwise, find the biggest icon and let Windows scale the size */ |
| 416 | else if (biggest_size < icon[0]) { |
| 417 | biggest_icon = icon; |
| 418 | biggest_size = icon[0]; |
| 419 | } |
| 420 | } |
| 421 | |
| 422 | if (!hIcon && biggest_icon) { |
| 423 | winDebug |
| 424 | ("winXIconToHICON: selected %lu x %lu NetIcon for scaling to %u x %u\n", |
| 425 | biggest_icon[0], biggest_icon[1], iconSize, iconSize); |
| 426 | |
| 427 | hIcon = NetWMToWinIcon(bpp, biggest_icon); |
| 428 | } |
| 429 | |
| 430 | XFree(icon_data); |
| 431 | } |
| 432 | |
| 433 | if (!hIcon) { |
| 434 | winDebug("winXIconToHICON: no suitable NetIcon\n"); |
| 435 | |
| 436 | hints = XGetWMHints(pDisplay, id); |
| 437 | if (hints) { |
| 438 | winDebug("winXIconToHICON: id 0x%x icon_pixmap hint %x\n", id, |
| 439 | hints->icon_pixmap); |
| 440 | |
| 441 | if (hints->icon_pixmap) { |
| 442 | Window root; |
| 443 | int x, y; |
| 444 | unsigned int width, height, border_width, depth; |
| 445 | XImage *xImageIcon; |
| 446 | XImage *xImageMask = NULL; |
| 447 | |
| 448 | XGetGeometry(pDisplay, hints->icon_pixmap, &root, &x, &y, |
| 449 | &width, &height, &border_width, &depth); |
| 450 | |
| 451 | xImageIcon = |
| 452 | XGetImage(pDisplay, hints->icon_pixmap, 0, 0, width, height, |
| 453 | 0xFFFFFFFF, ZPixmap); |
| 454 | winDebug("winXIconToHICON: id 0x%x icon Ximage 0x%x\n", id, |
| 455 | xImageIcon); |
| 456 | |
| 457 | if (hints->icon_mask) |
| 458 | xImageMask = |
| 459 | XGetImage(pDisplay, hints->icon_mask, 0, 0, width, |
| 460 | height, 0xFFFFFFFF, ZPixmap); |
| 461 | |
| 462 | if (xImageIcon) { |
| 463 | int effBPP, stride, maskStride; |
| 464 | |
| 465 | /* 15 BPP is really 16BPP as far as we care */ |
| 466 | if (bpp == 15) |
| 467 | effBPP = 16; |
| 468 | else |
| 469 | effBPP = bpp; |
| 470 | |
| 471 | /* Need 16-bit aligned rows for DDBitmaps */ |
| 472 | stride = ((iconSize * effBPP + 15) & (~15)) / 8; |
| 473 | |
| 474 | /* Mask is 1-bit deep */ |
| 475 | maskStride = ((iconSize * 1 + 15) & (~15)) / 8; |
| 476 | |
| 477 | image = malloc(stride * iconSize); |
| 478 | imageMask = malloc(stride * iconSize); |
| 479 | mask = malloc(maskStride * iconSize); |
| 480 | |
| 481 | /* Default to a completely black mask */ |
| 482 | memset(imageMask, 0, stride * iconSize); |
| 483 | memset(mask, 0, maskStride * iconSize); |
| 484 | |
| 485 | winScaleXImageToWindowsIcon(iconSize, effBPP, stride, |
| 486 | xImageIcon, image); |
| 487 | |
| 488 | if (xImageMask) { |
| 489 | winScaleXImageToWindowsIcon(iconSize, 1, maskStride, |
| 490 | xImageMask, mask); |
| 491 | winScaleXImageToWindowsIcon(iconSize, effBPP, stride, |
| 492 | xImageMask, imageMask); |
| 493 | } |
| 494 | |
| 495 | /* Now we need to set all bits of the icon which are not masked */ |
| 496 | /* on to 0 because Color is really an XOR, not an OR function */ |
| 497 | dst = image; |
| 498 | src = imageMask; |
| 499 | |
| 500 | for (i = 0; i < (stride * iconSize); i++) |
| 501 | if ((*(src++))) |
| 502 | *(dst++) = 0; |
| 503 | else |
| 504 | dst++; |
| 505 | |
| 506 | ii.fIcon = TRUE; |
| 507 | ii.xHotspot = 0; /* ignored */ |
| 508 | ii.yHotspot = 0; /* ignored */ |
| 509 | |
| 510 | /* Create Win32 mask from pixmap shape */ |
| 511 | ii.hbmMask = |
| 512 | CreateBitmap(iconSize, iconSize, planes, 1, mask); |
| 513 | |
| 514 | /* Create Win32 bitmap from pixmap */ |
| 515 | ii.hbmColor = |
| 516 | CreateBitmap(iconSize, iconSize, planes, bpp, image); |
| 517 | |
| 518 | /* Merge Win32 mask and bitmap into icon */ |
| 519 | hIcon = CreateIconIndirect(&ii); |
| 520 | |
| 521 | /* Release Win32 mask and bitmap */ |
| 522 | DeleteObject(ii.hbmMask); |
| 523 | DeleteObject(ii.hbmColor); |
| 524 | |
| 525 | /* Free X mask and bitmap */ |
| 526 | free(mask); |
| 527 | free(image); |
| 528 | free(imageMask); |
| 529 | |
| 530 | if (xImageMask) |
| 531 | XDestroyImage(xImageMask); |
| 532 | |
| 533 | XDestroyImage(xImageIcon); |
| 534 | } |
| 535 | } |
| 536 | XFree(hints); |
| 537 | } |
| 538 | } |
| 539 | return hIcon; |
| 540 | } |
| 541 | |
| 542 | /* |
| 543 | * Change the Windows window icon |
| 544 | */ |
| 545 | |
| 546 | #ifdef XWIN_MULTIWINDOW |
| 547 | void |
| 548 | winUpdateIcon(HWND hWnd, Display * pDisplay, Window id, HICON hIconNew) |
| 549 | { |
| 550 | HICON hIcon, hIconSmall = NULL, hIconOld; |
| 551 | |
| 552 | /* Start with the icon from preferences, if any */ |
| 553 | hIcon = hIconNew; |
| 554 | hIconSmall = hIconNew; |
| 555 | |
| 556 | /* If we still need an icon, try and get the icon from WM_HINTS */ |
| 557 | if (!hIcon) |
| 558 | hIcon = winXIconToHICON(pDisplay, id, GetSystemMetrics(SM_CXICON)); |
| 559 | if (!hIconSmall) |
| 560 | hIconSmall = |
| 561 | winXIconToHICON(pDisplay, id, GetSystemMetrics(SM_CXSMICON)); |
| 562 | |
| 563 | /* If we got the small, but not the large one swap them */ |
| 564 | if (!hIcon && hIconSmall) { |
| 565 | hIcon = hIconSmall; |
| 566 | hIconSmall = NULL; |
| 567 | } |
| 568 | |
| 569 | /* Set the large icon */ |
| 570 | hIconOld = (HICON) SendMessage(hWnd, WM_SETICON, ICON_BIG, (LPARAM) hIcon); |
| 571 | /* Delete the old icon if its not the default */ |
| 572 | winDestroyIcon(hIconOld); |
| 573 | |
| 574 | /* Same for the small icon */ |
| 575 | hIconOld = |
| 576 | (HICON) SendMessage(hWnd, WM_SETICON, ICON_SMALL, (LPARAM) hIconSmall); |
| 577 | winDestroyIcon(hIconOld); |
| 578 | } |
| 579 | |
| 580 | void |
| 581 | winInitGlobalIcons(void) |
| 582 | { |
| 583 | int sm_cx = GetSystemMetrics(SM_CXICON); |
| 584 | int sm_cxsm = GetSystemMetrics(SM_CXSMICON); |
| 585 | |
| 586 | /* Load default X icon in case it's not ready yet */ |
| 587 | if (!g_hIconX) { |
| 588 | g_hIconX = winOverrideDefaultIcon(sm_cx); |
| 589 | g_hSmallIconX = winOverrideDefaultIcon(sm_cxsm); |
| 590 | } |
| 591 | |
| 592 | if (!g_hIconX) { |
| 593 | g_hIconX = (HICON) LoadImage(g_hInstance, |
| 594 | MAKEINTRESOURCE(IDI_XWIN), |
| 595 | IMAGE_ICON, |
| 596 | GetSystemMetrics(SM_CXICON), |
| 597 | GetSystemMetrics(SM_CYICON), 0); |
| 598 | g_hSmallIconX = (HICON) LoadImage(g_hInstance, |
| 599 | MAKEINTRESOURCE(IDI_XWIN), |
| 600 | IMAGE_ICON, |
| 601 | GetSystemMetrics(SM_CXSMICON), |
| 602 | GetSystemMetrics(SM_CYSMICON), |
| 603 | LR_DEFAULTSIZE); |
| 604 | } |
| 605 | } |
| 606 | |
| 607 | void |
| 608 | winSelectIcons(HICON * pIcon, HICON * pSmallIcon) |
| 609 | { |
| 610 | HICON hIcon, hSmallIcon; |
| 611 | |
| 612 | winInitGlobalIcons(); |
| 613 | |
| 614 | /* Use default X icon */ |
| 615 | hIcon = g_hIconX; |
| 616 | hSmallIcon = g_hSmallIconX; |
| 617 | |
| 618 | if (pIcon) |
| 619 | *pIcon = hIcon; |
| 620 | |
| 621 | if (pSmallIcon) |
| 622 | *pSmallIcon = hSmallIcon; |
| 623 | } |
| 624 | |
| 625 | void |
| 626 | winDestroyIcon(HICON hIcon) |
| 627 | { |
| 628 | /* Delete the icon if its not one of the application defaults or an override */ |
| 629 | if (hIcon && |
| 630 | hIcon != g_hIconX && |
| 631 | hIcon != g_hSmallIconX && !winIconIsOverride(hIcon)) |
| 632 | DestroyIcon(hIcon); |
| 633 | } |
| 634 | #endif |