Zhiyi Zhang : user32/tests: Test painting standard scroll bars in hovered state.
Module: wine Branch: stable Commit: 8bfb72cc2542324b21e5a3309a15a2b138da5091 URL: https://gitlab.winehq.org/wine/wine/-/commit/8bfb72cc2542324b21e5a3309a15a2b... Author: Zhiyi Zhang <zzhang(a)codeweavers.com> Date: Tue Jan 25 15:58:51 2022 +0800 user32/tests: Test painting standard scroll bars in hovered state. Mostly to test that standard scroll bars doesn't get painted in hovered state if they weren't previously painted by DefWinProcA/W(). Signed-off-by: Zhiyi Zhang <zzhang(a)codeweavers.com> Signed-off-by: Alexandre Julliard <julliard(a)winehq.org> (cherry picked from commit b9110622be5a4bd31aa24a28d78283a2c1a5a948) Signed-off-by: Michael Stefaniuc <mstefani(a)winehq.org> --- dlls/user32/tests/win.c | 122 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 122 insertions(+) diff --git a/dlls/user32/tests/win.c b/dlls/user32/tests/win.c index 0156987f529..ed90c5fbe5f 100644 --- a/dlls/user32/tests/win.c +++ b/dlls/user32/tests/win.c @@ -1132,12 +1132,42 @@ static void wine_AdjustWindowRectExForDpi( RECT *rect, LONG style, BOOL menu, LO InflateRect(rect, GetSystemMetrics(SM_CXEDGE), GetSystemMetrics(SM_CYEDGE)); } +static int offset; + +static LRESULT CALLBACK test_standard_scrollbar_proc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp) +{ + switch (msg) + { + case WM_NCPAINT: + { + HRGN region; + RECT rect; + + GetWindowRect(hwnd, &rect); + region = CreateRectRgn(rect.left, rect.top, rect.right, rect.bottom - offset); + DefWindowProcA(hwnd, msg, (WPARAM)region, lp); + DeleteObject(region); + return 0; + } + default: + return DefWindowProcA(hwnd, msg, wp, lp); + } +} + static void test_nonclient_area(HWND hwnd) { + BOOL (WINAPI *pIsThemeActive)(void); + POINT point, old_cursor_pos; + COLORREF color, old_color; + BOOL is_theme_active; DWORD style, exstyle; RECT rc_window, rc_client, rc; + HWND child, parent; + HMODULE uxtheme; + WNDCLASSA cls; BOOL menu; LRESULT ret; + HDC hdc; style = GetWindowLongA(hwnd, GWL_STYLE); exstyle = GetWindowLongA(hwnd, GWL_EXSTYLE); @@ -1189,6 +1219,98 @@ static void test_nonclient_area(HWND hwnd) ok(EqualRect(&rc, &rc_client), "synthetic rect does not match: style:exstyle=0x%08x:0x%08x, menu=%d, client=%s, calc=%s\n", style, exstyle, menu, wine_dbgstr_rect(&rc_client), wine_dbgstr_rect(&rc)); + + /* Test standard scroll bars */ + uxtheme = LoadLibraryA("uxtheme.dll"); + ok(!!uxtheme, "Failed to load uxtheme.dll, error %u.\n", GetLastError()); + pIsThemeActive = (void *)GetProcAddress(uxtheme, "IsThemeActive"); + ok(!!pIsThemeActive, "Failed to load IsThemeActive, error %u.\n", GetLastError()); + is_theme_active = pIsThemeActive(); + + memset(&cls, 0, sizeof(cls)); + cls.lpfnWndProc = DefWindowProcA; + cls.hInstance = GetModuleHandleA(0); + cls.hCursor = LoadCursorA(NULL, (LPCSTR)IDC_ARROW); + cls.hbrBackground = GetStockObject(LTGRAY_BRUSH); + cls.lpszClassName = "TestStandardScrollbarParentClass"; + RegisterClassA(&cls); + + cls.lpfnWndProc = test_standard_scrollbar_proc; + cls.hbrBackground = GetStockObject(GRAY_BRUSH); + cls.lpszClassName = "TestStandardScrollbarClass"; + RegisterClassA(&cls); + + parent = CreateWindowA("TestStandardScrollbarParentClass", "parent", WS_POPUP | WS_VISIBLE, 100, + 100, 100, 100, NULL, NULL, 0, NULL); + ok(!!parent, "Failed to create a parent window, error %u.\n", GetLastError()); + GetCursorPos(&old_cursor_pos); + + /* Place the cursor on the standard scroll bar arrow button when not painting it at all. + * Expects the standard scroll bar not to appear before and after the cursor position change */ + offset = GetSystemMetrics(SM_CYHSCROLL); + child = CreateWindowA("TestStandardScrollbarClass", "test", WS_CHILD | WS_HSCROLL | WS_VISIBLE, + 0, 0, 50, 50, parent, NULL, 0, NULL); + ok(!!child, "Failed to create a test window, error %u.\n", GetLastError()); + hdc = GetDC(parent); + ok(!!hdc, "GetDC failed, error %d.\n", GetLastError()); + + SetCursorPos(0, 0); + flush_events(TRUE); + RedrawWindow(child, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ERASENOW | RDW_FRAME); + old_color = GetPixel(hdc, 50 - GetSystemMetrics(SM_CXVSCROLL) / 2, + 50 - GetSystemMetrics(SM_CYHSCROLL) / 2); + ok(old_color == 0xc0c0c0, "Expected color %#x, got %#x.\n", 0xc0c0c0, old_color); + + point.x = 50 - GetSystemMetrics(SM_CXVSCROLL) / 2; + point.y = 50 - GetSystemMetrics(SM_CYHSCROLL) / 2; + ClientToScreen(child, &point); + SetCursorPos(point.x, point.y); + flush_events(TRUE); + RedrawWindow(child, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ERASENOW | RDW_FRAME); + color = GetPixel(hdc, 50 - GetSystemMetrics(SM_CXVSCROLL) / 2, + 50 - GetSystemMetrics(SM_CYHSCROLL) / 2); + todo_wine + ok(color == old_color, "Expected color %#x, got %#x.\n", old_color, color); + + ReleaseDC(parent, hdc); + DestroyWindow(child); + + /* Place the cursor on standard scroll bar arrow button when painting 1 pixel of the scroll bar. + * Expects the scroll bar to appear after the cursor position change */ + offset = GetSystemMetrics(SM_CYHSCROLL) - 1; + child = CreateWindowA("TestStandardScrollbarClass", "test", WS_CHILD | WS_HSCROLL | WS_VISIBLE, + 0, 0, 50, 50, parent, NULL, 0, NULL); + ok(!!child, "Failed to create a test window, error %u.\n", GetLastError()); + hdc = GetDC(parent); + ok(!!hdc, "GetDC failed, error %d.\n", GetLastError()); + + SetCursorPos(0, 0); + flush_events(TRUE); + RedrawWindow(child, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ERASENOW | RDW_FRAME); + old_color = GetPixel(hdc, 50 - GetSystemMetrics(SM_CXVSCROLL) / 2, + 50 - GetSystemMetrics(SM_CYHSCROLL) / 2); + + point.x = 50 - GetSystemMetrics(SM_CXVSCROLL) / 2; + point.y = 50 - GetSystemMetrics(SM_CYHSCROLL) / 2; + ClientToScreen(child, &point); + SetCursorPos(point.x, point.y); + flush_events(TRUE); + RedrawWindow(child, NULL, NULL, RDW_INVALIDATE | RDW_ERASE | RDW_UPDATENOW | RDW_ERASENOW | RDW_FRAME); + color = GetPixel(hdc, 50 - GetSystemMetrics(SM_CXVSCROLL) / 2, + 50 - GetSystemMetrics(SM_CYHSCROLL) / 2); + if (is_theme_active) + ok(color != old_color || broken(color == old_color), /* Win 10 1507 64-bit */ + "Got unexpected color %#x.\n", color); + else + todo_wine + ok(color == old_color, "Expected color %#x, got %#x.\n", old_color, color); + + SetCursorPos(old_cursor_pos.x, old_cursor_pos.y); + ReleaseDC(parent, hdc); + DestroyWindow(parent); + UnregisterClassA("TestStandardScrollbarClass", GetModuleHandleA(0)); + UnregisterClassA("TestStandardScrollbarParentClass", GetModuleHandleA(0)); + FreeLibrary(uxtheme); } static LRESULT CALLBACK cbt_hook_proc(int nCode, WPARAM wParam, LPARAM lParam)
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Alexandre Julliard