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65 lines
1.8 KiB
C
65 lines
1.8 KiB
C
/*
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* PROJECT: ReactOS api tests
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* LICENSE: GPL - See COPYING in the top level directory
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* PURPOSE: Test for ScrollWindowEx
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* PROGRAMMERS: Timo Kreuzer
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*/
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#include <apitest.h>
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#include <wingdi.h>
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#include <winuser.h>
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void Test_ScrollWindowEx()
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{
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HWND hWnd;
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HRGN hrgn;
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int Result;
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/* Create a window */
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hWnd = CreateWindowW(L"BUTTON", L"TestWindow", WS_OVERLAPPEDWINDOW | WS_VISIBLE,
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CW_USEDEFAULT, CW_USEDEFAULT, 100, 100,
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NULL, NULL, 0, 0);
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UpdateWindow(hWnd);
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/* Assert that no update region is there */
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hrgn = CreateRectRgn(0,0,0,0);
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Result = GetUpdateRgn(hWnd, hrgn, FALSE);
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ok(Result == NULLREGION, "Result = %d\n", Result);
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Result = ScrollWindowEx(hWnd, 20, 0, NULL, NULL, NULL, NULL, 0);
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ok(Result == SIMPLEREGION, "Result = %d\n", Result);
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Result = GetUpdateRgn(hWnd, hrgn, FALSE);
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ok(Result == NULLREGION, "Result = %d\n", Result);
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Result = ScrollWindowEx(hWnd, 20, 0, NULL, NULL, NULL, NULL, SW_INVALIDATE);
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ok(Result == SIMPLEREGION, "Result = %d\n", Result);
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Result = GetUpdateRgn(hWnd, hrgn, FALSE);
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ok(Result == SIMPLEREGION, "Result = %d\n", Result);
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UpdateWindow(hWnd);
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// test invalid update region
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DeleteObject(hrgn);
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Result = ScrollWindowEx(hWnd, 20, 0, NULL, NULL, hrgn, NULL, SW_INVALIDATE);
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ok(Result == ERROR, "Result = %d\n", Result);
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hrgn = CreateRectRgn(0,0,0,0);
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UpdateWindow(hWnd);
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// Test invalid updaterect pointer
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Result = ScrollWindowEx(hWnd, 20, 0, NULL, NULL, NULL, (LPRECT)1, SW_INVALIDATE);
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ok(Result == ERROR, "Result = %d\n", Result);
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Result = GetUpdateRgn(hWnd, hrgn, FALSE);
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ok(Result == SIMPLEREGION, "Result = %d\n", Result);
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// test for alignment of rects
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DeleteObject(hrgn);
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DestroyWindow(hWnd);
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}
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START_TEST(ScrollWindowEx)
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{
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Test_ScrollWindowEx();
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}
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