rostests/apitests/user32/GetIconInfo.c

   1
   2 #include <apitest.h>
   3
   4 #include <wingdi.h>
   5 #include <winuser.h>
   6
   7 #include "resource.h"
   8
   9 // FIXME user32
  10
  11 void
  12 Test_GetIconInfo(BOOL fIcon, DWORD screen_bpp)
  13 {
  14     HICON hicon;
  15     ICONINFO iconinfo, iconinfo2;
  16     BITMAP bitmap;
  17
  18     iconinfo.fIcon = fIcon;
  19     iconinfo.xHotspot = 0;
  20     iconinfo.yHotspot = 0;
  21     iconinfo.hbmMask = NULL;
  22     iconinfo.hbmColor = NULL;
  23
  24     hicon = CreateIconIndirect(&iconinfo);
  25     ok(hicon == 0, "should fail\n");
  26
  27     iconinfo.hbmMask = CreateBitmap(8, 16, 1, 1, NULL);
  28     hicon = CreateIconIndirect(&iconinfo);
  29     ok(hicon != 0, "should not fail\n");
  30
  31     ok(GetIconInfo(hicon, &iconinfo2), "\n");
  32     ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
  33     if (fIcon)
  34     {
  35         ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
  36         ok(iconinfo2.yHotspot == 4, "%ld\n", iconinfo2.yHotspot);
  37     }
  38     else
  39     {
  40         ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
  41         ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
  42     }
  43     ok(iconinfo2.hbmMask != NULL, "\n");
  44     ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
  45     ok(iconinfo2.hbmColor == NULL, "\n");
  46     DeleteObject(iconinfo2.hbmMask);
  47
  48     ok(GetIconInfo(hicon, &iconinfo2), "\n");
  49     ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
  50     if (fIcon)
  51     {
  52         ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
  53         ok(iconinfo2.yHotspot == 4, "%ld\n", iconinfo2.yHotspot);
  54     }
  55     else
  56     {
  57         ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
  58         ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
  59     }
  60     ok(iconinfo2.hbmMask != NULL, "\n");
  61     ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
  62     ok(iconinfo2.hbmColor == NULL, "\n");
  63     DeleteObject(iconinfo2.hbmMask);
  64     ok(DestroyIcon(hicon), "\n");
  65
  66     iconinfo.hbmColor = CreateBitmap(2, 2, 1, 1, NULL);
  67     hicon = CreateIconIndirect(&iconinfo);
  68     ok(hicon != 0, "should not fail\n");
  69
  70     ok(GetIconInfo(hicon, &iconinfo2), "\n");
  71     ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
  72     if (fIcon)
  73     {
  74         ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
  75         ok(iconinfo2.yHotspot == 8, "%ld\n", iconinfo2.yHotspot);
  76     }
  77     else
  78     {
  79         ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
  80         ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
  81     }
  82     ok(iconinfo2.hbmMask != NULL, "\n");
  83     ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
  84     ok(iconinfo2.hbmColor != NULL, "\n");
  85     ok(iconinfo2.hbmColor != iconinfo.hbmColor, "\n");
  86
  87     ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
  88     ok(bitmap.bmType == 0, "\n");
  89     ok(bitmap.bmWidth == 8, "\n");
  90     ok(bitmap.bmHeight == 16, "\n");
  91     ok(bitmap.bmWidthBytes == 2, "\n");
  92     ok(bitmap.bmPlanes == 1, "\n");
  93     ok(bitmap.bmBitsPixel == 1, "\n");
  94     ok(bitmap.bmBits == NULL, "\n");
  95
  96     ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
  97     ok(bitmap.bmType == 0, "\n");
  98     ok(bitmap.bmWidth == 8, "\n");
  99     ok(bitmap.bmHeight == 16, "\n");
 100     ok(bitmap.bmWidthBytes == 8 * bitmap.bmBitsPixel / 8, "\n");
 101     ok(bitmap.bmPlanes == 1, "\n");
 102     ok(bitmap.bmBitsPixel == screen_bpp, "%d\n", bitmap.bmBitsPixel);
 103     ok(bitmap.bmBits == NULL, "\n");
 104     DeleteObject(iconinfo2.hbmMask);
 105     DeleteObject(iconinfo2.hbmColor);
 106     ok(DestroyIcon(hicon), "\n");
 107
 108     DeleteObject(iconinfo.hbmMask);
 109     iconinfo.hbmMask = NULL;
 110     hicon = CreateIconIndirect(&iconinfo);
 111     ok(hicon == 0, "should fail\n");
 112
 113     DeleteObject(iconinfo.hbmColor);
 114     iconinfo.hbmColor = CreateCompatibleBitmap(GetDC(0), 16, 16);
 115     hicon = CreateIconIndirect(&iconinfo);
 116     ok(hicon == 0, "should fail\n");
 117
 118     iconinfo.hbmMask = CreateCompatibleBitmap(GetDC(0), 8, 16);
 119     hicon = CreateIconIndirect(&iconinfo);
 120     ok(hicon != 0, "should not fail\n");
 121
 122     ok(GetIconInfo(hicon, &iconinfo2), "\n");
 123
 124     ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
 125     ok(bitmap.bmType == 0, "\n");
 126     ok(bitmap.bmWidth == 8, "%ld\n", bitmap.bmWidth);
 127     ok(bitmap.bmHeight == 16, "%ld\n", bitmap.bmHeight);
 128     ok(bitmap.bmWidthBytes == 2, "%ld\n", bitmap.bmWidthBytes);
 129     ok(bitmap.bmPlanes == 1, "%d\n", bitmap.bmPlanes);
 130     ok(bitmap.bmBitsPixel == 1, "%d\n", bitmap.bmBitsPixel);
 131     ok(bitmap.bmBits == NULL, "\n");
 132
 133     ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
 134     ok(bitmap.bmType == 0, "\n");
 135     ok(bitmap.bmWidth == 8, "%ld\n", bitmap.bmWidth);
 136     ok(bitmap.bmHeight == 16, "%ld\n", bitmap.bmHeight);
 137     ok(bitmap.bmWidthBytes == screen_bpp, "%ld\n", bitmap.bmWidthBytes);
 138     ok(bitmap.bmPlanes == 1, "%d\n", bitmap.bmPlanes);
 139     ok(bitmap.bmBitsPixel == screen_bpp, "%d\n", bitmap.bmBitsPixel);
 140     ok(bitmap.bmBits == NULL, "\n");
 141     DeleteObject(iconinfo2.hbmMask);
 142     DeleteObject(iconinfo2.hbmColor);
 143     ok(DestroyIcon(hicon), "\n");
 144 }
 145
 146
 147 START_TEST(GetIconInfo)
 148 {
 149     HCURSOR hcursor;
 150     ICONINFO iconinfo2;
 151     BITMAP bitmap;
 152     DWORD data[] = {0, 0, 0, 0, 0, 0};
 153     DWORD bpp, screenbpp, creationbpp;
 154     DEVMODEW dm;
 155
 156     dm.dmSize = sizeof(dm);
 157     dm.dmDriverExtra = 0;
 158
 159     /* Test icons behaviour regarding display settings */
 160     ok(EnumDisplaySettingsW(NULL, ENUM_CURRENT_SETTINGS, &dm), "\n");
 161     screenbpp = dm.dmBitsPerPel;
 162
 163     trace("Icon default size: %dx%d.\n", GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON));
 164     trace("Cursor default size: %dx%d.\n", GetSystemMetrics(SM_CXCURSOR), GetSystemMetrics(SM_CYCURSOR));
 165
 166     trace("Screen bpp: %lu.\n", screenbpp);
 167     Test_GetIconInfo(FALSE, screenbpp);
 168     Test_GetIconInfo(TRUE, screenbpp);
 169
 170     hcursor = LoadCursor(GetModuleHandle(NULL), "TESTCURSOR");
 171     ok(hcursor != 0, "should not fail, error %ld\n", GetLastError());
 172     ok(GetIconInfo(hcursor, &iconinfo2), "\n");
 173     ok(iconinfo2.fIcon == 0, "\n");
 174     ok(iconinfo2.xHotspot == 8, "%ld\n", iconinfo2.xHotspot);
 175     ok(iconinfo2.yHotspot == 29, "%ld\n", iconinfo2.yHotspot);
 176     ok(iconinfo2.hbmMask != NULL, "\n");
 177     ok(iconinfo2.hbmColor != NULL, "\n");
 178     /* Delete objects */
 179     DeleteObject(iconinfo2.hbmColor);
 180     DeleteObject(iconinfo2.hbmMask);
 181     /* Delete cursor */
 182     DestroyCursor(hcursor);
 183
 184     /* To sum it up:
 185      * There are two criteria when using icons: performance and aesthetics (=alpha channel).
 186      * Performance asks for bit parity with the screen display.
 187      * Aesthetics needs a 32bpp bitmap.
 188      * The behaviour is basically : aesthetics first if already loaded.
 189      * ie: if the 32bpp bitmap were already loaded because of previous display settings, always use it.
 190      * Otherwise, use the bitmap matching the screen bit depth.
 191      */
 192
 193     /* if we use LR_SHARED here, and reverse the loop (32->16), then hbmColor.bmBitsPixel is always 32. */
 194     for(creationbpp = 16; creationbpp <=32; creationbpp += 8)
 195     {
 196         dm.dmBitsPerPel = creationbpp;
 197         if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
 198         {
 199             skip("Unable to change bpp to %lu.\n", creationbpp);
 200             continue;
 201         }
 202         trace("starting with creationbpp = %lu\n", creationbpp);
 203         hcursor = LoadImage(GetModuleHandle(NULL),
 204             MAKEINTRESOURCE(IDI_TEST),
 205             IMAGE_ICON,
 206             0,
 207             0,
 208             LR_DEFAULTCOLOR);
 209         ok(hcursor != 0, "should not fail\n");
 210
 211         /* If we reverse the loop here (32->16 bpp), then hbmColor.bmBitsPixel is always 32 */
 212         for(bpp = 16; bpp <=32; bpp += 8)
 213         {
 214             trace("testing resetting to %lu\n", bpp);
 215             dm.dmBitsPerPel = bpp;
 216             if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
 217             {
 218                 skip("Unable to change bpp to %lu.\n", bpp);
 219                 continue;
 220             }
 221             ok(GetIconInfo(hcursor, &iconinfo2), "\n");
 222             ok(iconinfo2.fIcon == 1, "\n");
 223             ok(iconinfo2.xHotspot == 24, "%ld\n", iconinfo2.xHotspot);
 224             ok(iconinfo2.yHotspot == 24, "%ld\n", iconinfo2.yHotspot);
 225             ok(iconinfo2.hbmMask != NULL, "\n");
 226             ok(iconinfo2.hbmColor != NULL, "\n");
 227
 228             ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
 229             ok(bitmap.bmType == 0, "\n");
 230             ok(bitmap.bmWidth == 48, "%ld\n", bitmap.bmWidth);
 231             ok(bitmap.bmHeight == 48, "\n");
 232             ok(bitmap.bmWidthBytes == 6, "\n");
 233             ok(bitmap.bmPlanes == 1, "\n");
 234             ok(bitmap.bmBitsPixel == 1, "\n");
 235             ok(bitmap.bmBits == NULL, "\n");
 236
 237             ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
 238             ok(bitmap.bmType == 0, "\n");
 239             ok(bitmap.bmWidth == 48, "\n");
 240             ok(bitmap.bmHeight == 48, "\n");
 241             ok(bitmap.bmWidthBytes == 48 * bitmap.bmBitsPixel / 8, "\n");
 242             ok(bitmap.bmPlanes == 1, "\n");
 243             ok(bitmap.bmBitsPixel == (creationbpp == 32 ? 32 : bpp), "creationbpp: %lu, bpp: %lu:\n", creationbpp, bpp);
 244             ok(bitmap.bmBits == NULL, "\n");
 245
 246             /* Delete objects */
 247             DeleteObject(iconinfo2.hbmColor);
 248             DeleteObject(iconinfo2.hbmMask);
 249         }
 250         ok(DestroyIcon(hcursor), "\n");
 251     }
 252     /* Restore display settings */
 253     dm.dmBitsPerPel = screenbpp;
 254     if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
 255         trace("Unable to go back to previous display settings. Sorry.\n");
 256
 257     hcursor = CreateCursor(NULL, 1, 2, 4, 4, data, data);
 258     ok(hcursor != 0, "should not fail\n");
 259     ok(GetIconInfo(hcursor, &iconinfo2), "\n");
 260     ok(iconinfo2.fIcon == 0, "\n");
 261     ok(iconinfo2.xHotspot == 1, "%ld\n", iconinfo2.xHotspot);
 262     ok(iconinfo2.yHotspot == 2, "%ld\n", iconinfo2.yHotspot);
 263     ok(iconinfo2.hbmMask != NULL, "\n");
 264     ok(iconinfo2.hbmColor == NULL, "\n");
 265
 266     ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
 267     ok(bitmap.bmType == 0, "\n");
 268     ok(bitmap.bmWidth == 4, "%ld\n", bitmap.bmWidth);
 269     ok(bitmap.bmHeight == 8, "%ld\n", bitmap.bmHeight);
 270     ok(bitmap.bmWidthBytes == 2, "%ld\n", bitmap.bmWidthBytes);
 271     ok(bitmap.bmPlanes == 1, "\n");
 272     ok(bitmap.bmBitsPixel == 1, "\n");
 273     ok(bitmap.bmBits == NULL, "\n");
 274
 275     /* Delete objects */
 276     DeleteObject(iconinfo2.hbmColor);
 277     DeleteObject(iconinfo2.hbmMask);
 278     /* Delete cursor */
 279     DestroyCursor(hcursor);
 280 }
 281
 282