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71 lines
1.9 KiB
C
71 lines
1.9 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 CreateCompatibleDC
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* PROGRAMMERS: Timo Kreuzer
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*/
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#include "precomp.h"
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void Test_CreateCompatibleDC()
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{
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HDC hdcScreen, hOldDC, hdc, hdc2;
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HPEN hOldPen;
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COLORREF color;
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/* Get screen DC */
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hdcScreen = GetDC(NULL);
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/* Test NULL DC handle */
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SetLastError(ERROR_SUCCESS);
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hdc = CreateCompatibleDC(NULL);
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ok(hdc != NULL, "CreateCompatibleDC(NULL) failed\n");
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ok(GetLastError() == ERROR_SUCCESS, "GetLastError() == %ld\n", GetLastError());
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if(hdc) DeleteDC(hdc);
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/* Test invalid DC handle */
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SetLastError(ERROR_SUCCESS);
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hdc = CreateCompatibleDC((HDC)0x123456);
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ok(hdc == NULL, "Expected NULL, got %p\n", hdc);
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ok(GetLastError() == ERROR_SUCCESS, "GetLastError() == %ld\n", GetLastError());
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if(hdc) DeleteDC(hdc);
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hdc = CreateCompatibleDC(hdcScreen);
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ok(hdc != NULL, "CreateCompatibleDC failed\n");
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// Test if first selected pen is BLACK_PEN (? or same as screen DC's pen?)
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hOldPen = SelectObject(hdc, GetStockObject(DC_PEN));
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ok (hOldPen == GetStockObject(BLACK_PEN), "hOldPen == %p\n", hOldPen);
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hOldPen = SelectObject(hdc, GetStockObject(BLACK_PEN));
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ok (hOldPen == GetStockObject(DC_PEN), "hOldPen == %p\n", hOldPen);
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/* Test for the starting Color == RGB(0,0,0) */
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color = SetDCPenColor(hdc, RGB(1,2,3));
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ok(color == RGB(0,0,0), "color == %lx\n", color);
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/* Check for reuse counter */
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hOldDC = hdc;
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DeleteDC(hdc);
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hdc = CreateCompatibleDC(hdcScreen);
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hdc2 = CreateCompatibleDC(hOldDC);
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ok(hdc2 == NULL, "Expected NULL, got %p\n", hdc);
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if (hdc2 != NULL) DeleteDC(hdc2);
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/* Check map mode */
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hdc = CreateCompatibleDC(hdcScreen);
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SetMapMode(hdc, MM_ISOTROPIC);
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hdc2 = CreateCompatibleDC(hdc);
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ok(GetMapMode(hdc2) == MM_TEXT, "GetMapMode(hdc2)==%d\n", GetMapMode(hdc2));
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/* cleanup */
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DeleteDC(hdc);
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ReleaseDC(NULL, hdcScreen);
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}
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START_TEST(CreateCompatibleDC)
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{
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Test_CreateCompatibleDC();
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}
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