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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@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zhiyi Zhang 2022-01-25 15:58:51 +08:00 committed by Alexandre Julliard
parent 2e81e5779d
commit b9110622be
1 changed files with 122 additions and 0 deletions
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122
dlls/user32/tests/win.c
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@ -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)