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static.c

/* Unit test suite for static controls.
 *
 * Copyright 2007 Google (Mikolaj Zalewski)
 *
 * 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 <stdio.h>

#define STRICT
#define WIN32_LEAN_AND_MEAN
#include <windows.h>

#include "wine/test.h"

#define TODO_COUNT 1

#define CTRL_ID 1995

static HWND hMainWnd;

#define expect_eq(expr, value, type, fmt) { type val = expr; ok(val == (value), #expr " expected " fmt " got " fmt "\n", (value), val); }
#define expect_rect(r, _left, _top, _right, _bottom) ok(r.left == _left && r.top == _top && \
    r.bottom == _bottom && r.right == _right, "Invalid rect (%d,%d) (%d,%d) vs (%d,%d) (%d,%d)\n", \
    r.left, r.top, r.right, r.bottom, _left, _top, _right, _bottom);

static int g_nReceivedColorStatic = 0;

static HWND build_static(DWORD style)
{
    return CreateWindow("static", "Test", WS_VISIBLE|WS_CHILD|style, 5, 5, 100, 100, hMainWnd, (HMENU)CTRL_ID, NULL, 0);
}

static LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
{
    switch (msg)
    {
    case WM_CTLCOLORSTATIC:
        {
            HDC hdc = (HDC)wparam;
            HRGN hrgn = CreateRectRgn(0, 0, 1, 1);
            ok(GetClipRgn(hdc, hrgn) == 1, "Static controls during a WM_CTLCOLORSTATIC must have a clipping region\n");
            DeleteObject(hrgn);
            g_nReceivedColorStatic++;
            return (LRESULT) GetStockObject(BLACK_BRUSH);
        }
        break;
    }

    return DefWindowProc(hwnd, msg, wparam, lparam);
}

static void test_updates(int style, int flags)
{
    RECT r1 = {20, 20, 30, 30};
    HWND hStatic = build_static(style);
    int exp;

    trace("Testing style 0x%x\n", style);
    g_nReceivedColorStatic = 0;
    /* during each update parent WndProc will test the WM_CTLCOLORSTATIC message */
    InvalidateRect(hMainWnd, NULL, FALSE);
    UpdateWindow(hMainWnd);
    InvalidateRect(hMainWnd, &r1, FALSE);
    UpdateWindow(hMainWnd);
    InvalidateRect(hStatic, &r1, FALSE);
    UpdateWindow(hStatic);
    InvalidateRect(hStatic, NULL, FALSE);
    UpdateWindow(hStatic);

    if( (style & SS_TYPEMASK) == SS_BITMAP) {
        HDC hdc = GetDC( hStatic);
        COLORREF colour = GetPixel( hdc, 10, 10);
        ok ( colour != 0, "pixel should NOT be painted black!\n");
    }
    if (style != SS_ETCHEDHORZ && style != SS_ETCHEDVERT)
        exp = 4;
    else
        exp = 1; /* SS_ETCHED* seems to send WM_CTLCOLORSTATIC only sometimes */

    if (flags & TODO_COUNT)
        todo_wine { expect_eq(g_nReceivedColorStatic, exp, int, "%d"); }
    else if ((style & SS_TYPEMASK) == SS_ICON || (style & SS_TYPEMASK) == SS_BITMAP)
        ok( g_nReceivedColorStatic == exp ||
            broken(g_nReceivedColorStatic == 0), /* win9x */
            "expected %u got %u\n", exp, g_nReceivedColorStatic );
    else
        expect_eq(g_nReceivedColorStatic, exp, int, "%d");
    DestroyWindow(hStatic);
}

START_TEST(static)
{
    static char szClassName[] = "testclass";
    WNDCLASSEX  wndclass;

    wndclass.cbSize         = sizeof(wndclass);
    wndclass.style          = CS_HREDRAW | CS_VREDRAW;
    wndclass.lpfnWndProc    = WndProc;
    wndclass.cbClsExtra     = 0;
    wndclass.cbWndExtra     = 0;
    wndclass.hInstance      = GetModuleHandle(NULL);
    wndclass.hIcon          = LoadIcon(NULL, IDI_APPLICATION);
    wndclass.hIconSm        = LoadIcon(NULL, IDI_APPLICATION);
    wndclass.hCursor        = LoadCursor(NULL, IDC_ARROW);
    wndclass.hbrBackground  = GetStockObject(WHITE_BRUSH);
    wndclass.lpszClassName  = szClassName;
    wndclass.lpszMenuName   = NULL;
    RegisterClassEx(&wndclass);

    hMainWnd = CreateWindow(szClassName, "Test", WS_OVERLAPPEDWINDOW, 0, 0, 500, 500, NULL, NULL, GetModuleHandle(NULL), NULL);
    ShowWindow(hMainWnd, SW_SHOW);
    UpdateWindow(hMainWnd);

    test_updates(0, 0);
    test_updates(SS_SIMPLE, 0);
    test_updates(SS_ICON, 0);
    test_updates(SS_BITMAP, 0);
    test_updates(SS_BITMAP | SS_CENTERIMAGE, 0);
    test_updates(SS_BLACKRECT, TODO_COUNT);
    test_updates(SS_WHITERECT, TODO_COUNT);
    test_updates(SS_ETCHEDHORZ, TODO_COUNT);
    test_updates(SS_ETCHEDVERT, TODO_COUNT);

    DestroyWindow(hMainWnd);
}

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