reactos/modules/rostests/apitests/user32/CreateIconFromResourceEx.c

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2017-12-02 20:17:22 +00:00
#include "precomp.h"
START_TEST(CreateIconFromResourceEx)
{
HCURSOR hcur1, hcur2;
HMODULE hMod;
HRSRC hResource; // handle to FindResource
HRSRC hMem; // handle to LoadResource
BYTE *lpResource; // pointer to resource data
DWORD err;
int wResId;
hMod = GetModuleHandle(NULL);
ok(hMod != NULL, "\n");
/* Create a shared cursor */
hcur1 = LoadCursor(hMod, "TESTCURSOR");
ok(hcur1 != NULL, "\n");
/* Create it manually using CreateIconFromResourceEx */
hResource = FindResourceA(hMod,
"TESTCURSOR",
RT_GROUP_CURSOR);
ok(hResource != NULL, "\n");
hMem = LoadResource(hMod, hResource);
ok(hMem != NULL, "\n");
lpResource = LockResource(hMem);
ok(lpResource != NULL, "\n");
/* MSDN states that LR_SHARED permits to not load twice the same cursor again.
* But CreateIconFromResourceEx still returns two different handles */
hcur2 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), FALSE, 0x00030000, 0, 0, LR_SHARED);
ok(hcur2 != NULL, "\n");
ok(hcur2 != hcur1, "\n");
hcur1 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), FALSE, 0x00030000, 0, 0, LR_SHARED);
ok(hcur1 != NULL, "\n");
ok(hcur2 != hcur1, "\n");
/* Try to destroy them multiple times (see DestroyCursor test) */
ok(DestroyCursor(hcur1), "\n");
ok(DestroyCursor(hcur1), "\n");
ok(DestroyCursor(hcur2), "\n");
ok(DestroyCursor(hcur2), "\n");
/* See what happens if we ask for an icon on a cursor resource (directory) */
SetLastError(0x0badf00d);
hcur1 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), TRUE, 0x00030000, 0, 0, 0);
ok(hcur1 == NULL, "\n");
err = GetLastError();
ok(err == 0x0badf00d, "err: %lu\n", err);
/* Same tests, but for cursor resource (not directory) */
wResId = LookupIconIdFromDirectoryEx(lpResource, FALSE, 0, 0, 0);
ok(wResId != 0, "\n");
FreeResource(hResource);
hResource = FindResourceA(hMod, MAKEINTRESOURCEA(wResId), RT_CURSOR);
ok(hResource != NULL, "\n");
hMem = LoadResource(hMod, hResource);
ok(hMem != NULL, "\n");
lpResource = LockResource(hMem);
ok(lpResource != NULL, "\n");
/* MSDN states that LR_SHARED permits to not load twice the same cursor again.
* But CreateIconFromResourceEx still returns two different handles */
hcur2 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), FALSE, 0x00030000, 0, 0, LR_SHARED);
ok(hcur2 != NULL, "\n");
ok(hcur2 != hcur1, "\n");
hcur1 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), FALSE, 0x00030000, 0, 0, LR_SHARED);
ok(hcur1 != NULL, "\n");
ok(hcur2 != hcur1, "\n");
/* Try to destroy them multiple times (see DestroyCursor test) */
ok(DestroyCursor(hcur1), "\n");
ok(DestroyCursor(hcur1), "\n");
ok(DestroyCursor(hcur2), "\n");
ok(DestroyCursor(hcur2), "\n");
/* See what happens if we ask for an icon on a cursor resource (no directory) */
SetLastError(0x0badf00d);
hcur1 = CreateIconFromResourceEx(lpResource, SizeofResource(hMod, hResource), TRUE, 0x00030000, 0, 0, 0);
ok(hcur1 == NULL, "\n");
err = GetLastError();
ok(err == 0x0badf00d, "err: %lu\n", err);
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}