ReactOS  0.4.15-dev-2506-g83dbb6b
Functions
GetIconInfo.c File Reference
#include "precomp.h"
Include dependency graph for GetIconInfo.c:

Go to the source code of this file.

Functions

void Test_GetIconInfo (BOOL fIcon, DWORD screen_bpp)
 
 START_TEST (GetIconInfo)
 

Function Documentation

◆ START_TEST()

START_TEST ( GetIconInfo  )

Definition at line 142 of file GetIconInfo.c.

143 {
144  HCURSOR hcursor;
145  ICONINFO iconinfo2;
146  BITMAP bitmap;
147  DWORD data[] = {0, 0, 0, 0, 0, 0};
148  DWORD bpp, screenbpp, creationbpp;
149  DEVMODEW dm;
150 
151  dm.dmSize = sizeof(dm);
152  dm.dmDriverExtra = 0;
153 
154  /* Test icons behaviour regarding display settings */
155  ok(EnumDisplaySettingsW(NULL, ENUM_CURRENT_SETTINGS, &dm), "\n");
156  screenbpp = dm.dmBitsPerPel;
157 
158  trace("Icon default size: %dx%d.\n", GetSystemMetrics(SM_CXICON), GetSystemMetrics(SM_CYICON));
159  trace("Cursor default size: %dx%d.\n", GetSystemMetrics(SM_CXCURSOR), GetSystemMetrics(SM_CYCURSOR));
160 
161  trace("Screen bpp: %lu.\n", screenbpp);
162  Test_GetIconInfo(FALSE, screenbpp);
163  Test_GetIconInfo(TRUE, screenbpp);
164 
165  hcursor = LoadCursor(GetModuleHandle(NULL), "TESTCURSOR");
166  ok(hcursor != 0, "should not fail, error %ld\n", GetLastError());
167  ok(GetIconInfo(hcursor, &iconinfo2), "\n");
168  ok(iconinfo2.fIcon == 0, "\n");
169  ok(iconinfo2.xHotspot == 8, "%ld\n", iconinfo2.xHotspot);
170  ok(iconinfo2.yHotspot == 29, "%ld\n", iconinfo2.yHotspot);
171  ok(iconinfo2.hbmMask != NULL, "\n");
172  ok(iconinfo2.hbmColor != NULL, "\n");
173  /* Delete objects */
174  DeleteObject(iconinfo2.hbmColor);
175  DeleteObject(iconinfo2.hbmMask);
176  /* Delete cursor */
177  DestroyCursor(hcursor);
178 
179  /* To sum it up:
180  * There are two criteria when using icons: performance and aesthetics (=alpha channel).
181  * Performance asks for bit parity with the screen display.
182  * Aesthetics needs a 32bpp bitmap.
183  * The behaviour is basically : aesthetics first if already loaded.
184  * ie: if the 32bpp bitmap were already loaded because of previous display settings, always use it.
185  * Otherwise, use the bitmap matching the screen bit depth.
186  */
187 
188  /* if we use LR_SHARED here, and reverse the loop (32->16), then hbmColor.bmBitsPixel is always 32. */
189  for(creationbpp = 16; creationbpp <=32; creationbpp += 8)
190  {
191  dm.dmBitsPerPel = creationbpp;
192  if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
193  {
194  skip("Unable to change bpp to %lu.\n", creationbpp);
195  continue;
196  }
197  trace("starting with creationbpp = %lu\n", creationbpp);
198  hcursor = LoadImage(GetModuleHandle(NULL),
199  MAKEINTRESOURCE(IDI_TEST),
200  IMAGE_ICON,
201  0,
202  0,
203  LR_DEFAULTCOLOR);
204  ok(hcursor != 0, "should not fail\n");
205 
206  /* If we reverse the loop here (32->16 bpp), then hbmColor.bmBitsPixel is always 32 */
207  for(bpp = 16; bpp <=32; bpp += 8)
208  {
209  trace("testing resetting to %lu\n", bpp);
210  dm.dmBitsPerPel = bpp;
211  if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
212  {
213  skip("Unable to change bpp to %lu.\n", bpp);
214  continue;
215  }
216  ok(GetIconInfo(hcursor, &iconinfo2), "\n");
217  ok(iconinfo2.fIcon == 1, "\n");
218  ok(iconinfo2.xHotspot == 24, "%ld\n", iconinfo2.xHotspot);
219  ok(iconinfo2.yHotspot == 24, "%ld\n", iconinfo2.yHotspot);
220  ok(iconinfo2.hbmMask != NULL, "\n");
221  ok(iconinfo2.hbmColor != NULL, "\n");
222 
223  ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
224  ok(bitmap.bmType == 0, "\n");
225  ok(bitmap.bmWidth == 48, "%ld\n", bitmap.bmWidth);
226  ok(bitmap.bmHeight == 48, "\n");
227  ok(bitmap.bmWidthBytes == 6, "\n");
228  ok(bitmap.bmPlanes == 1, "\n");
229  ok(bitmap.bmBitsPixel == 1, "\n");
230  ok(bitmap.bmBits == NULL, "\n");
231 
232  ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
233  ok(bitmap.bmType == 0, "\n");
234  ok(bitmap.bmWidth == 48, "\n");
235  ok(bitmap.bmHeight == 48, "\n");
236  ok(bitmap.bmWidthBytes == 48 * bitmap.bmBitsPixel / 8, "\n");
237  ok(bitmap.bmPlanes == 1, "\n");
238  ok(bitmap.bmBitsPixel == (creationbpp == 32 ? 32 : bpp), "creationbpp: %lu, bpp: %lu:\n", creationbpp, bpp);
239  ok(bitmap.bmBits == NULL, "\n");
240 
241  /* Delete objects */
242  DeleteObject(iconinfo2.hbmColor);
243  DeleteObject(iconinfo2.hbmMask);
244  }
245  ok(DestroyIcon(hcursor), "\n");
246  }
247  /* Restore display settings */
248  dm.dmBitsPerPel = screenbpp;
249  if(ChangeDisplaySettingsExW(NULL, &dm, NULL, 0, NULL) != DISP_CHANGE_SUCCESSFUL)
250  trace("Unable to go back to previous display settings. Sorry.\n");
251 
252  hcursor = CreateCursor(NULL, 1, 2, 4, 4, data, data);
253  ok(hcursor != 0, "should not fail\n");
254  ok(GetIconInfo(hcursor, &iconinfo2), "\n");
255  ok(iconinfo2.fIcon == 0, "\n");
256  ok(iconinfo2.xHotspot == 1, "%ld\n", iconinfo2.xHotspot);
257  ok(iconinfo2.yHotspot == 2, "%ld\n", iconinfo2.yHotspot);
258  ok(iconinfo2.hbmMask != NULL, "\n");
259  ok(iconinfo2.hbmColor == NULL, "\n");
260 
261  ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
262  ok(bitmap.bmType == 0, "\n");
263  ok(bitmap.bmWidth == 4, "%ld\n", bitmap.bmWidth);
264  ok(bitmap.bmHeight == 8, "%ld\n", bitmap.bmHeight);
265  ok(bitmap.bmWidthBytes == 2, "%ld\n", bitmap.bmWidthBytes);
266  ok(bitmap.bmPlanes == 1, "\n");
267  ok(bitmap.bmBitsPixel == 1, "\n");
268  ok(bitmap.bmBits == NULL, "\n");
269 
270  /* Delete objects */
271  DeleteObject(iconinfo2.hbmColor);
272  DeleteObject(iconinfo2.hbmMask);
273  /* Delete cursor */
274  DestroyCursor(hcursor);
275 }
MAKEINTRESOURCE
#define MAKEINTRESOURCE
Definition: winuser.h:591
IMAGE_ICON
#define IMAGE_ICON
Definition: winuser.h:212
DestroyIcon
BOOL WINAPI DestroyIcon(_In_ HICON)
Definition: cursoricon.c:2022
TRUE
#define TRUE
Definition: types.h:120
_ICONINFO::yHotspot
DWORD yHotspot
Definition: winuser.h:3100
IDI_TEST
#define IDI_TEST
Definition: resource.h:2
SM_CYCURSOR
#define SM_CYCURSOR
Definition: winuser.h:965
_devicemodeW::dmDriverExtra
WORD dmDriverExtra
Definition: wingdi.h:1620
GetLastError
DWORD WINAPI GetLastError(VOID)
Definition: except.c:1044
DeleteObject
BOOL WINAPI DeleteObject(_In_ HGDIOBJ)
HCURSOR
HICON HCURSOR
Definition: windef.h:299
_devicemodeW::dmBitsPerPel
DWORD dmBitsPerPel
Definition: wingdi.h:1646
GetIconInfo
BOOL WINAPI GetIconInfo(_In_ HICON, _Out_ PICONINFO)
Definition: cursoricon.c:2014
ENUM_CURRENT_SETTINGS
#define ENUM_CURRENT_SETTINGS
Definition: winuser.h:179
ChangeDisplaySettingsExW
LONG WINAPI ChangeDisplaySettingsExW(LPCWSTR lpszDeviceName, LPDEVMODEW lpDevMode, HWND hwnd, DWORD dwflags, LPVOID lParam)
Definition: display.c:585
FALSE
#define FALSE
Definition: types.h:117
_ICONINFO::hbmMask
HBITMAP hbmMask
Definition: winuser.h:3101
SM_CXICON
#define SM_CXICON
Definition: winuser.h:962
_ICONINFO
Definition: winuser.h:3097
CreateCursor
HCURSOR WINAPI CreateCursor(_In_opt_ HINSTANCE, _In_ int, _In_ int, _In_ int, _In_ int, _In_ CONST VOID *, _In_ CONST VOID *)
_ICONINFO::hbmColor
HBITMAP hbmColor
Definition: winuser.h:3102
EnumDisplaySettingsW
BOOL WINAPI EnumDisplaySettingsW(LPCWSTR lpszDeviceName, DWORD iModeNum, LPDEVMODEW lpDevMode)
Definition: display.c:408
bitmap
Definition: uimain.c:88
_ICONINFO::fIcon
BOOL fIcon
Definition: winuser.h:3098
DestroyCursor
BOOL WINAPI DestroyCursor(_In_ HCURSOR)
Definition: cursoricon.c:2654
trace
#define trace
Definition: atltest.h:70
SM_CXCURSOR
#define SM_CXCURSOR
Definition: winuser.h:964
_ICONINFO::xHotspot
DWORD xHotspot
Definition: winuser.h:3099
_devicemodeW::dmSize
WORD dmSize
Definition: wingdi.h:1619
DISP_CHANGE_SUCCESSFUL
#define DISP_CHANGE_SUCCESSFUL
Definition: winuser.h:190
GetSystemMetrics
int WINAPI GetSystemMetrics(_In_ int)
DWORD
unsigned long DWORD
Definition: ntddk_ex.h:95
GetObject
#define GetObject
Definition: wingdi.h:4467
data
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
SM_CYICON
#define SM_CYICON
Definition: winuser.h:963
Test_GetIconInfo
void Test_GetIconInfo(BOOL fIcon, DWORD screen_bpp)
Definition: GetIconInfo.c:7
LoadCursor
#define LoadCursor
Definition: winuser.h:5787
_devicemodeW
Definition: wingdi.h:1615
GetModuleHandle
#define GetModuleHandle
Definition: winbase.h:3683
ok
#define ok(value,...)
Definition: atltest.h:57
_BITMAP
Definition: bl.h:1331
NULL
#define NULL
Definition: types.h:112
skip
#define skip(...)
Definition: atltest.h:64
bpp
DWORD bpp
Definition: surface.c:185
LoadImage
#define LoadImage
Definition: winuser.h:5790
bitmap
static HBITMAP bitmap
Definition: clipboard.c:1344
LR_DEFAULTCOLOR
#define LR_DEFAULTCOLOR
Definition: winuser.h:1077

◆ Test_GetIconInfo()

void Test_GetIconInfo ( BOOL  fIcon,
DWORD  screen_bpp 
)

Definition at line 7 of file GetIconInfo.c.

8 {
9  HICON hicon;
10  ICONINFO iconinfo, iconinfo2;
11  BITMAP bitmap;
12 
13  iconinfo.fIcon = fIcon;
14  iconinfo.xHotspot = 0;
15  iconinfo.yHotspot = 0;
16  iconinfo.hbmMask = NULL;
17  iconinfo.hbmColor = NULL;
18 
19  hicon = CreateIconIndirect(&iconinfo);
20  ok(hicon == 0, "should fail\n");
21 
22  iconinfo.hbmMask = CreateBitmap(8, 16, 1, 1, NULL);
23  hicon = CreateIconIndirect(&iconinfo);
24  ok(hicon != 0, "should not fail\n");
25 
26  ok(GetIconInfo(hicon, &iconinfo2), "\n");
27  ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
28  if (fIcon)
29  {
30  ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
31  ok(iconinfo2.yHotspot == 4, "%ld\n", iconinfo2.yHotspot);
32  }
33  else
34  {
35  ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
36  ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
37  }
38  ok(iconinfo2.hbmMask != NULL, "\n");
39  ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
40  ok(iconinfo2.hbmColor == NULL, "\n");
41  DeleteObject(iconinfo2.hbmMask);
42 
43  ok(GetIconInfo(hicon, &iconinfo2), "\n");
44  ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
45  if (fIcon)
46  {
47  ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
48  ok(iconinfo2.yHotspot == 4, "%ld\n", iconinfo2.yHotspot);
49  }
50  else
51  {
52  ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
53  ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
54  }
55  ok(iconinfo2.hbmMask != NULL, "\n");
56  ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
57  ok(iconinfo2.hbmColor == NULL, "\n");
58  DeleteObject(iconinfo2.hbmMask);
59  ok(DestroyIcon(hicon), "\n");
60 
61  iconinfo.hbmColor = CreateBitmap(2, 2, 1, 1, NULL);
62  hicon = CreateIconIndirect(&iconinfo);
63  ok(hicon != 0, "should not fail\n");
64 
65  ok(GetIconInfo(hicon, &iconinfo2), "\n");
66  ok(iconinfo2.fIcon == iconinfo.fIcon, "\n");
67  if (fIcon)
68  {
69  ok(iconinfo2.xHotspot == 4, "%ld\n", iconinfo2.xHotspot);
70  ok(iconinfo2.yHotspot == 8, "%ld\n", iconinfo2.yHotspot);
71  }
72  else
73  {
74  ok(iconinfo2.xHotspot == 0, "%ld\n", iconinfo2.xHotspot);
75  ok(iconinfo2.yHotspot == 0, "%ld\n", iconinfo2.yHotspot);
76  }
77  ok(iconinfo2.hbmMask != NULL, "\n");
78  ok(iconinfo2.hbmMask != iconinfo.hbmMask, "\n");
79  ok(iconinfo2.hbmColor != NULL, "\n");
80  ok(iconinfo2.hbmColor != iconinfo.hbmColor, "\n");
81 
82  ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
83  ok(bitmap.bmType == 0, "\n");
84  ok(bitmap.bmWidth == 8, "\n");
85  ok(bitmap.bmHeight == 16, "\n");
86  ok(bitmap.bmWidthBytes == 2, "\n");
87  ok(bitmap.bmPlanes == 1, "\n");
88  ok(bitmap.bmBitsPixel == 1, "\n");
89  ok(bitmap.bmBits == NULL, "\n");
90 
91  ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
92  ok(bitmap.bmType == 0, "\n");
93  ok(bitmap.bmWidth == 8, "\n");
94  ok(bitmap.bmHeight == 16, "\n");
95  ok(bitmap.bmWidthBytes == 8 * bitmap.bmBitsPixel / 8, "\n");
96  ok(bitmap.bmPlanes == 1, "\n");
97  ok(bitmap.bmBitsPixel == screen_bpp, "%d\n", bitmap.bmBitsPixel);
98  ok(bitmap.bmBits == NULL, "\n");
99  DeleteObject(iconinfo2.hbmMask);
100  DeleteObject(iconinfo2.hbmColor);
101  ok(DestroyIcon(hicon), "\n");
102 
103  DeleteObject(iconinfo.hbmMask);
104  iconinfo.hbmMask = NULL;
105  hicon = CreateIconIndirect(&iconinfo);
106  ok(hicon == 0, "should fail\n");
107 
108  DeleteObject(iconinfo.hbmColor);
109  iconinfo.hbmColor = CreateCompatibleBitmap(GetDC(0), 16, 16);
110  hicon = CreateIconIndirect(&iconinfo);
111  ok(hicon == 0, "should fail\n");
112 
113  iconinfo.hbmMask = CreateCompatibleBitmap(GetDC(0), 8, 16);
114  hicon = CreateIconIndirect(&iconinfo);
115  ok(hicon != 0, "should not fail\n");
116 
117  ok(GetIconInfo(hicon, &iconinfo2), "\n");
118 
119  ok(GetObject(iconinfo2.hbmMask, sizeof(bitmap), &bitmap), "GetObject failed\n");
120  ok(bitmap.bmType == 0, "\n");
121  ok(bitmap.bmWidth == 8, "%ld\n", bitmap.bmWidth);
122  ok(bitmap.bmHeight == 16, "%ld\n", bitmap.bmHeight);
123  ok(bitmap.bmWidthBytes == 2, "%ld\n", bitmap.bmWidthBytes);
124  ok(bitmap.bmPlanes == 1, "%d\n", bitmap.bmPlanes);
125  ok(bitmap.bmBitsPixel == 1, "%d\n", bitmap.bmBitsPixel);
126  ok(bitmap.bmBits == NULL, "\n");
127 
128  ok(GetObject(iconinfo2.hbmColor, sizeof(bitmap), &bitmap), "GetObject failed\n");
129  ok(bitmap.bmType == 0, "\n");
130  ok(bitmap.bmWidth == 8, "%ld\n", bitmap.bmWidth);
131  ok(bitmap.bmHeight == 16, "%ld\n", bitmap.bmHeight);
132  ok(bitmap.bmWidthBytes == screen_bpp, "%ld\n", bitmap.bmWidthBytes);
133  ok(bitmap.bmPlanes == 1, "%d\n", bitmap.bmPlanes);
134  ok(bitmap.bmBitsPixel == screen_bpp, "%d\n", bitmap.bmBitsPixel);
135  ok(bitmap.bmBits == NULL, "\n");
136  DeleteObject(iconinfo2.hbmMask);
137  DeleteObject(iconinfo2.hbmColor);
138  ok(DestroyIcon(hicon), "\n");
139 }
HICON
static HICON
Definition: imagelist.c:84
GetDC
HDC WINAPI GetDC(_In_opt_ HWND)
CreateCompatibleBitmap
HBITMAP WINAPI CreateCompatibleBitmap(_In_ HDC hdc, _In_ INT cx, _In_ INT cy)
DestroyIcon
BOOL WINAPI DestroyIcon(_In_ HICON)
Definition: cursoricon.c:2022
_ICONINFO::yHotspot
DWORD yHotspot
Definition: winuser.h:3100
DeleteObject
BOOL WINAPI DeleteObject(_In_ HGDIOBJ)
GetIconInfo
BOOL WINAPI GetIconInfo(_In_ HICON, _Out_ PICONINFO)
Definition: cursoricon.c:2014
_ICONINFO::hbmMask
HBITMAP hbmMask
Definition: winuser.h:3101
_ICONINFO
Definition: winuser.h:3097
_ICONINFO::hbmColor
HBITMAP hbmColor
Definition: winuser.h:3102
bitmap
Definition: uimain.c:88
_ICONINFO::fIcon
BOOL fIcon
Definition: winuser.h:3098
_ICONINFO::xHotspot
DWORD xHotspot
Definition: winuser.h:3099
CreateIconIndirect
HICON WINAPI CreateIconIndirect(_In_ PICONINFO)
Definition: cursoricon.c:2546
GetObject
#define GetObject
Definition: wingdi.h:4467
ok
#define ok(value,...)
Definition: atltest.h:57
_BITMAP
Definition: bl.h:1331
NULL
#define NULL
Definition: types.h:112
bitmap
static HBITMAP bitmap
Definition: clipboard.c:1344
CreateBitmap
HBITMAP WINAPI CreateBitmap(_In_ INT cx, _In_ INT cy, _In_ UINT cPlanes, _In_ UINT cBitsPerPel, _In_opt_ const VOID *pvBits)

Referenced by START_TEST().