dlls/comctl32/tests/syslink.c

   1 /* Unit tests for the syslink control.
   2  *
   3  * Copyright 2011 Francois Gouget for CodeWeavers
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2.1 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General Public
  16  * License along with this library; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  18  */
  19
  20 #include <windows.h>
  21 #include <commctrl.h>
  22
  23 #include "wine/test.h"
  24 #include "v6util.h"
  25 #include "msg.h"
  26
  27 #define expect(expected, got) ok(got == expected, "Expected %d, got %d\n", expected, got)
  28 #define NUM_MSG_SEQUENCE 2
  29 #define PARENT_SEQ_INDEX 0
  30 #define SYSLINK_SEQ_INDEX 1
  31
  32 static HWND hWndParent;
  33
  34 static struct msg_sequence *sequences[NUM_MSG_SEQUENCE];
  35
  36 static const struct message empty_wnd_seq[] = {
  37     {0}
  38 };
  39
  40 static const struct message parent_create_syslink_wnd_seq[] = {
  41     { WM_GETFONT, sent|optional}, /* Only on XP */
  42     { WM_QUERYUISTATE, sent|optional},
  43     { WM_CTLCOLORSTATIC, sent},
  44     { WM_NOTIFY, sent|wparam, 0},
  45     { WM_PARENTNOTIFY, sent|wparam, WM_CREATE},
  46     {0}
  47 };
  48
  49 static const struct message visible_syslink_wnd_seq[] = {
  50     { WM_STYLECHANGING, sent|wparam, GWL_STYLE},
  51     { WM_STYLECHANGED, sent|wparam, GWL_STYLE},
  52     { WM_PAINT, sent},
  53     {0}
  54 };
  55
  56 static const struct message parent_visible_syslink_wnd_seq[] = {
  57     { WM_CTLCOLORSTATIC, sent},
  58     { WM_NOTIFY, sent|wparam, 0},
  59     {0}
  60 };
  61
  62 /* Try to make sure pending X events have been processed before continuing */
  63 static void flush_events(void)
  64 {
  65     MSG msg;
  66     int diff = 200;
  67     int min_timeout = 100;
  68     DWORD time = GetTickCount() + diff;
  69
  70     while (diff > 0)
  71     {
  72         if (MsgWaitForMultipleObjects( 0, NULL, FALSE, min_timeout, QS_ALLINPUT ) == WAIT_TIMEOUT) break;
  73         while (PeekMessageA( &msg, 0, 0, 0, PM_REMOVE )) DispatchMessageA( &msg );
  74         diff = time - GetTickCount();
  75     }
  76 }
  77
  78 static LRESULT WINAPI parent_wnd_proc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
  79 {
  80     static LONG defwndproc_counter = 0;
  81     LRESULT ret;
  82     struct message msg;
  83
  84     /* log system messages, except for painting */
  85     if (message < WM_USER &&
  86         message != WM_PAINT &&
  87         message != WM_ERASEBKGND &&
  88         message != WM_NCPAINT &&
  89         message != WM_NCHITTEST &&
  90         message != WM_GETTEXT &&
  91         message != WM_GETICON &&
  92         message != WM_DEVICECHANGE)
  93     {
  94         msg.message = message;
  95         msg.flags = sent|wparam|lparam;
  96         if (defwndproc_counter) msg.flags |= defwinproc;
  97         msg.wParam = wParam;
  98         msg.lParam = lParam;
  99         add_message(sequences, PARENT_SEQ_INDEX, &msg);
 100     }
 101
 102     defwndproc_counter++;
 103     ret = DefWindowProcW(hwnd, message, wParam, lParam);
 104     defwndproc_counter--;
 105
 106     return ret;
 107 }
 108
 109 static const WCHAR parentClassW[] = {'S','y','s','l','i','n','k',' ','t','e','s','t',' ','p','a','r','e','n','t',' ','c','l','a','s','s',0};
 110
 111 static BOOL register_parent_wnd_class(void)
 112 {
 113     WNDCLASSW cls;
 114
 115     cls.style = 0;
 116     cls.lpfnWndProc = parent_wnd_proc;
 117     cls.cbClsExtra = 0;
 118     cls.cbWndExtra = 0;
 119     cls.hInstance = GetModuleHandleW(NULL);
 120     cls.hIcon = 0;
 121     cls.hCursor = LoadCursorW(0, (LPCWSTR)IDC_ARROW);
 122     cls.hbrBackground = GetStockObject(WHITE_BRUSH);
 123     cls.lpszMenuName = NULL;
 124     cls.lpszClassName = parentClassW;
 125     return RegisterClassW(&cls);
 126 }
 127
 128 static HWND create_parent_window(void)
 129 {
 130     static const WCHAR titleW[] = {'S','y','s','l','i','n','k',' ','t','e','s','t',' ','p','a','r','e','n','t',' ','w','i','n','d','o','w',0};
 131     if (!register_parent_wnd_class())
 132         return NULL;
 133
 134     return CreateWindowExW(0, parentClassW, titleW,
 135                            WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX |
 136                            WS_MAXIMIZEBOX | WS_VISIBLE,
 137                            0, 0, 200, 100, GetDesktopWindow(),
 138                            NULL, GetModuleHandleW(NULL), NULL);
 139 }
 140
 141 static WNDPROC syslink_oldproc;
 142
 143 static LRESULT WINAPI syslink_subclass_proc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
 144 {
 145     static LONG defwndproc_counter = 0;
 146     struct message msg = { 0 };
 147     LRESULT ret;
 148
 149     msg.message = message;
 150     msg.flags = sent|wparam|lparam;
 151     if (defwndproc_counter) msg.flags |= defwinproc;
 152     msg.wParam = wParam;
 153     msg.lParam = lParam;
 154     add_message(sequences, SYSLINK_SEQ_INDEX, &msg);
 155
 156     defwndproc_counter++;
 157     ret = CallWindowProcW(syslink_oldproc, hwnd, message, wParam, lParam);
 158     defwndproc_counter--;
 159
 160     return ret;
 161 }
 162
 163 static HWND create_syslink(DWORD style, HWND parent)
 164 {
 165     HWND hWndSysLink;
 166     static const WCHAR linkW[] = {'H','e','a','d',' ','<','a',' ','h','r','e','f','=','"','l','i','n','k','1','"','>','N','a','m','e','1','<','/','a','>',' ','M','i','d','d','l','e',' ','<','a',' ','h','r','e','f','=','"','l','i','n','k','2','"','>','N','a','m','e','2','<','/','a','>',' ','T','a','i','l',0};
 167
 168     /* Only Unicode will do here */
 169     hWndSysLink = CreateWindowExW(0, WC_LINK, linkW,
 170                                 style, 0, 0, 150, 50,
 171                                 parent, NULL, GetModuleHandleW(NULL), NULL);
 172     if (!hWndSysLink) return NULL;
 173
 174     if (GetWindowLongPtrW(hWndSysLink, GWLP_USERDATA))
 175         /* On Windows XP SysLink takes GWLP_USERDATA for itself! */
 176         trace("SysLink makes use of GWLP_USERDATA\n");
 177
 178     syslink_oldproc = (WNDPROC)SetWindowLongPtrW(hWndSysLink, GWLP_WNDPROC, (LONG_PTR)syslink_subclass_proc);
 179
 180     return hWndSysLink;
 181 }
 182
 183
 184 START_TEST(syslink)
 185 {
 186     ULONG_PTR ctx_cookie;
 187     HANDLE hCtx;
 188     HMODULE hComctl32;
 189     BOOL (WINAPI *pInitCommonControlsEx)(const INITCOMMONCONTROLSEX*);
 190     INITCOMMONCONTROLSEX iccex;
 191     BOOL rc;
 192     HWND hWndSysLink;
 193     LONG oldstyle;
 194     POINT orig_pos;
 195
 196     if (!load_v6_module(&ctx_cookie, &hCtx))
 197         return;
 198
 199     /* LoadLibrary is needed. This file has no reference to functions in comctl32 */
 200     hComctl32 = LoadLibraryA("comctl32.dll");
 201     pInitCommonControlsEx = (void*)GetProcAddress(hComctl32, "InitCommonControlsEx");
 202     if (!pInitCommonControlsEx)
 203     {
 204         win_skip("InitCommonControlsEx() is missing. Skipping the tests\n");
 205         return;
 206     }
 207     iccex.dwSize = sizeof(iccex);
 208     iccex.dwICC = ICC_LINK_CLASS;
 209     rc = pInitCommonControlsEx(&iccex);
 210     ok(rc, "InitCommonControlsEx failed (le %u)\n", GetLastError());
 211     if (!rc)
 212     {
 213         skip("Could not register ICC_LINK_CLASS\n");
 214         return;
 215     }
 216
 217     /* Move the cursor off the parent window */
 218     GetCursorPos(&orig_pos);
 219     SetCursorPos(400, 400);
 220
 221     init_msg_sequences(sequences, NUM_MSG_SEQUENCE);
 222
 223     /* Create parent window */
 224     hWndParent = create_parent_window();
 225     ok(hWndParent != NULL, "Failed to create parent Window!\n");
 226     if (!hWndParent)
 227     {
 228         skip("Parent window not present\n");
 229         return;
 230     }
 231     flush_events();
 232
 233     /* Create an invisible SysLink control */
 234     flush_sequences(sequences, NUM_MSG_SEQUENCE);
 235     hWndSysLink = create_syslink(WS_CHILD | WS_TABSTOP, hWndParent);
 236     ok(hWndSysLink != NULL, "Expected non NULL value (le %u)\n", GetLastError());
 237     if (!hWndSysLink)
 238     {
 239         skip("SysLink control not present?\n");
 240         return;
 241     }
 242     flush_events();
 243     ok_sequence(sequences, SYSLINK_SEQ_INDEX, empty_wnd_seq, "create SysLink", FALSE);
 244     ok_sequence(sequences, PARENT_SEQ_INDEX, parent_create_syslink_wnd_seq, "create SysLink (parent)", TRUE);
 245
 246     /* Make the SysLink control visible */
 247     flush_sequences(sequences, NUM_MSG_SEQUENCE);
 248     oldstyle = GetWindowLongA(hWndSysLink, GWL_STYLE);
 249     SetWindowLongA(hWndSysLink, GWL_STYLE, oldstyle | WS_VISIBLE);
 250     RedrawWindow(hWndSysLink, NULL, NULL, RDW_INVALIDATE);
 251     flush_events();
 252     ok_sequence(sequences, SYSLINK_SEQ_INDEX, visible_syslink_wnd_seq, "visible SysLink", TRUE);
 253     ok_sequence(sequences, PARENT_SEQ_INDEX, parent_visible_syslink_wnd_seq, "visible SysLink (parent)", TRUE);
 254
 255     DestroyWindow(hWndSysLink);
 256     DestroyWindow(hWndParent);
 257     unload_v6_module(ctx_cookie, hCtx);
 258     SetCursorPos(orig_pos.x, orig_pos.y);
 259 }