dlls/user32/tests/scroll.c

   1 /*
   2  * Unit tests for scrollbar
   3  *
   4  * Copyright 2008 Lyutin Anatoly (Etersoft)
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include <assert.h>
  22 #include <stdarg.h>
  23 #include <stdio.h>
  24 #include <windows.h>
  25
  26 #include "wine/test.h"
  27
  28 static HWND hScroll, hMainWnd;
  29
  30 static LRESULT CALLBACK MyWndProc( HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam )
  31 {
  32     switch(msg)
  33     {
  34
  35     case WM_CREATE:
  36     {
  37         hScroll = CreateWindowA( "SCROLLBAR", "", WS_CHILD | WS_VISIBLE, 0, 0, 120, 100, hWnd, (HMENU)100, GetModuleHandleA(0), 0 );
  38
  39         return 0;
  40     }
  41     case WM_DESTROY:
  42         PostQuitMessage(0);
  43         break;
  44
  45     default:
  46         return DefWindowProcA(hWnd, msg, wParam, lParam);
  47     }
  48     return 0;
  49 }
  50
  51 static void scrollbar_test1(void)
  52 {
  53     BOOL ret;
  54
  55     ret = EnableScrollBar( hScroll, SB_CTL, ESB_DISABLE_BOTH );
  56     ok( ret, "The scrollbar should be disabled.\n" );
  57     todo_wine
  58     {
  59         ok( !IsWindowEnabled( hScroll ), "The scrollbar window should be disabled.\n" );
  60     }
  61
  62     ret = EnableScrollBar( hScroll, SB_CTL, ESB_ENABLE_BOTH );
  63     ok( ret, "The scrollbar should be enabled.\n" );
  64     ok( IsWindowEnabled( hScroll ), "The scrollbar window should be enabled.\n" );
  65
  66 }
  67
  68 static void scrollbar_test2(void)
  69 {
  70     int ret;
  71
  72     trace("The scrollbar is disabled.\n");
  73
  74     EnableWindow( hScroll, FALSE );
  75     ok( !IsWindowEnabled( hScroll ), "The scroll should be disabled.\n" );
  76
  77     ret = SetScrollPos( hScroll, SB_CTL, 30, TRUE);
  78     ok( !ret, "The position should not be set.\n" );
  79
  80     ret = GetScrollPos( hScroll, SB_CTL);
  81     ok( !ret, "The position should be equal to zero\n");
  82
  83     ret = SetScrollRange( hScroll, SB_CTL, 0, 100, TRUE );
  84     ok( ret, "The range should be set.\n" );
  85
  86     ret = SetScrollPos( hScroll, SB_CTL, 30, TRUE);
  87     ok( !ret , "The position should not be set.\n" );
  88
  89     ret = GetScrollPos( hScroll, SB_CTL);
  90     ok( ret == 30, "The position should be set!!!\n");
  91
  92     trace("The scrollbar is enabled.\n");
  93
  94     EnableWindow( hScroll, TRUE );
  95     ok( IsWindowEnabled( hScroll ), "The scroll should be enabled.\n" );
  96
  97     ret = SetScrollPos( hScroll, SB_CTL, 30, TRUE);
  98     ok( ret == 30, "The position should be set.\n" );
  99
 100     ret = GetScrollPos( hScroll, SB_CTL);
 101     ok( ret == 30, "The position should not be equal to zero\n");
 102
 103     ret = SetScrollRange( hScroll, SB_CTL, 0, 100, TRUE );
 104     ok( ret, "The range should be set.\n" );
 105
 106     ret = SetScrollPos( hScroll, SB_CTL, 30, TRUE);
 107     ok( ret == 30, "The position should be set.\n" );
 108
 109     ret = GetScrollPos( hScroll, SB_CTL);
 110     ok( ret == 30, "The position should not be equal to zero\n");
 111 }
 112
 113 static void scrollbar_test3(void)
 114 {
 115     BOOL    ret;
 116
 117     ret = ShowScrollBar( hScroll, SB_CTL, FALSE );
 118     ok( ret, "The ShowScrollBar() should not failed.\n" );
 119     ok( !IsWindowVisible( hScroll ), "The scrollbar window should not be visible\n" );
 120
 121     ret = ShowScrollBar( hScroll, SB_CTL, TRUE );
 122     ok( ret, "The ShowScrollBar() should not failed.\n" );
 123     ok( !IsWindowVisible( hScroll ), "The scrollbar window should be visible\n" );
 124
 125     ret = ShowScrollBar( NULL, SB_CTL, TRUE );
 126     ok( !ret, "The ShowScrollBar() should failed.\n" );
 127
 128 }
 129
 130 START_TEST ( scroll )
 131 {
 132     WNDCLASSA wc;
 133
 134     wc.style = CS_HREDRAW | CS_VREDRAW;
 135     wc.cbClsExtra = 0;
 136     wc.cbWndExtra = 0;
 137     wc.hInstance = GetModuleHandleA(NULL);
 138     wc.hIcon = NULL;
 139     wc.hCursor = LoadCursorA(NULL, IDC_IBEAM);
 140     wc.hbrBackground = GetSysColorBrush(COLOR_WINDOW);
 141     wc.lpszMenuName = NULL;
 142     wc.lpszClassName = "MyTestWnd";
 143     wc.lpfnWndProc = MyWndProc;
 144     RegisterClassA(&wc);
 145
 146     hMainWnd = CreateWindowExA( 0, "MyTestWnd", "Scroll", WS_OVERLAPPEDWINDOW,
 147       CW_USEDEFAULT, CW_USEDEFAULT, 100, 100, NULL, NULL, GetModuleHandleA(NULL), 0 );
 148
 149     if ( !ok( hMainWnd != NULL, "Failed to create parent window. Tests aborted.\n" ) )
 150         return;
 151
 152     assert( hScroll );
 153
 154     scrollbar_test1();
 155     scrollbar_test2();
 156     scrollbar_test3();
 157
 158     DestroyWindow(hScroll);
 159     DestroyWindow(hMainWnd);
 160 }