Sweden-Number/dlls/comctl32/tests/progress.c

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/* Unit tests for the progress bar control.
*
* Copyright 2005 Michael Kaufmann
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <assert.h>
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "commctrl.h"
#include "wine/test.h"
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static HWND hProgressParentWnd, hProgressWnd;
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static const char progressTestClass[] = "ProgressBarTestClass";
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static LRESULT CALLBACK ProgressTestWndProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
switch(msg) {
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case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProcA(hWnd, msg, wParam, lParam);
}
return 0L;
}
static WNDPROC progress_wndproc;
static BOOL erased;
static RECT last_paint_rect;
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static LRESULT CALLBACK ProgressSubclassProc(HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
if (msg == WM_PAINT)
{
GetUpdateRect(hWnd, &last_paint_rect, FALSE);
}
else if (msg == WM_ERASEBKGND)
{
erased = TRUE;
}
return CallWindowProc(progress_wndproc, hWnd, msg, wParam, lParam);
}
static void update_window(HWND hWnd)
{
UpdateWindow(hWnd);
ok(!GetUpdateRect(hWnd, NULL, FALSE), "GetUpdateRect must return zero after UpdateWindow\n");
}
static void init(void)
{
WNDCLASSA wc;
INITCOMMONCONTROLSEX icex;
RECT rect;
icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
icex.dwICC = ICC_PROGRESS_CLASS;
InitCommonControlsEx(&icex);
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandleA(NULL);
wc.hIcon = NULL;
wc.hCursor = LoadCursorA(NULL, MAKEINTRESOURCEA(IDC_ARROW));
wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
wc.lpszMenuName = NULL;
wc.lpszClassName = progressTestClass;
wc.lpfnWndProc = ProgressTestWndProc;
RegisterClassA(&wc);
rect.left = 0;
rect.top = 0;
rect.right = 400;
rect.bottom = 20;
assert(AdjustWindowRect(&rect, WS_OVERLAPPEDWINDOW, FALSE));
hProgressParentWnd = CreateWindowExA(0, progressTestClass, "Progress Bar Test", WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, rect.right - rect.left, rect.bottom - rect.top, NULL, NULL, GetModuleHandleA(NULL), 0);
assert(hProgressParentWnd != NULL);
GetClientRect(hProgressParentWnd, &rect);
hProgressWnd = CreateWindowEx(0, PROGRESS_CLASS, "", WS_CHILD | WS_VISIBLE,
0, 0, rect.right, rect.bottom, hProgressParentWnd, NULL, GetModuleHandleA(NULL), 0);
assert(hProgressWnd != NULL);
progress_wndproc = (WNDPROC)SetWindowLongPtr(hProgressWnd, GWLP_WNDPROC, (LPARAM)ProgressSubclassProc);
ShowWindow(hProgressParentWnd, SW_SHOWNORMAL);
ok(GetUpdateRect(hProgressParentWnd, NULL, FALSE), "GetUpdateRect: There should be a region that needs to be updated\n");
update_window(hProgressParentWnd);
}
static void cleanup(void)
{
MSG msg;
PostMessageA(hProgressParentWnd, WM_CLOSE, 0, 0);
while (GetMessageA(&msg,0,0,0)) {
TranslateMessage(&msg);
DispatchMessageA(&msg);
}
UnregisterClassA(progressTestClass, GetModuleHandleA(NULL));
}
/*
* Tests if a progress bar repaints itself immediately when it receives
* some specific messages.
*/
static void test_redraw(void)
{
RECT client_rect;
SendMessageA(hProgressWnd, PBM_SETRANGE, 0, MAKELPARAM(0, 100));
SendMessageA(hProgressWnd, PBM_SETPOS, 10, 0);
SendMessageA(hProgressWnd, PBM_SETSTEP, 20, 0);
update_window(hProgressWnd);
/* PBM_SETPOS */
ok(SendMessageA(hProgressWnd, PBM_SETPOS, 50, 0) == 10, "PBM_SETPOS must return the previous position\n");
ok(!GetUpdateRect(hProgressWnd, NULL, FALSE), "PBM_SETPOS: The progress bar should be redrawn immediately\n");
/* PBM_DELTAPOS */
ok(SendMessageA(hProgressWnd, PBM_DELTAPOS, 15, 0) == 50, "PBM_DELTAPOS must return the previous position\n");
ok(!GetUpdateRect(hProgressWnd, NULL, FALSE), "PBM_DELTAPOS: The progress bar should be redrawn immediately\n");
/* PBM_SETPOS */
ok(SendMessageA(hProgressWnd, PBM_SETPOS, 80, 0) == 65, "PBM_SETPOS must return the previous position\n");
ok(!GetUpdateRect(hProgressWnd, NULL, FALSE), "PBM_SETPOS: The progress bar should be redrawn immediately\n");
/* PBM_STEPIT */
ok(SendMessageA(hProgressWnd, PBM_STEPIT, 0, 0) == 80, "PBM_STEPIT must return the previous position\n");
ok(!GetUpdateRect(hProgressWnd, NULL, FALSE), "PBM_STEPIT: The progress bar should be redrawn immediately\n");
ok((UINT)SendMessageA(hProgressWnd, PBM_GETPOS, 0, 0) == 100, "PBM_GETPOS returned a wrong position\n");
/* PBM_SETRANGE and PBM_SETRANGE32:
Usually the progress bar doesn't repaint itself immediately. If the
position is not in the new range, it does.
Don't test this, it may change in future Windows versions. */
SendMessage(hProgressWnd, PBM_SETPOS, 0, 0);
update_window(hProgressWnd);
/* increase to 10 - no background erase required */
erased = FALSE;
SetRectEmpty(&last_paint_rect);
SendMessage(hProgressWnd, PBM_SETPOS, 10, 0);
GetClientRect(hProgressWnd, &client_rect);
ok(EqualRect(&last_paint_rect, &client_rect),
"last_paint_rect was { %d, %d, %d, %d } instead of { %d, %d, %d, %d }\n",
last_paint_rect.left, last_paint_rect.top, last_paint_rect.right, last_paint_rect.bottom,
client_rect.left, client_rect.top, client_rect.right, client_rect.bottom);
update_window(hProgressWnd);
ok(!erased, "Progress bar shouldn't have erased the background\n");
/* decrease to 0 - background erase will be required */
erased = FALSE;
SetRectEmpty(&last_paint_rect);
SendMessage(hProgressWnd, PBM_SETPOS, 0, 0);
GetClientRect(hProgressWnd, &client_rect);
ok(EqualRect(&last_paint_rect, &client_rect),
"last_paint_rect was { %d, %d, %d, %d } instead of { %d, %d, %d, %d }\n",
last_paint_rect.left, last_paint_rect.top, last_paint_rect.right, last_paint_rect.bottom,
client_rect.left, client_rect.top, client_rect.right, client_rect.bottom);
update_window(hProgressWnd);
ok(erased, "Progress bar should have erased the background\n");
}
START_TEST(progress)
{
init();
test_redraw();
cleanup();
}