rostests/winetests/shell32/appbar.c

   1 /* Unit tests for appbars
   2  *
   3  * Copyright 2008 Vincent Povirk 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 <assert.h>
  21 #include <stdarg.h>
  22
  23 #include <windows.h>
  24
  25 #include "wine/test.h"
  26
  27 #define MSG_APPBAR WM_APP
  28
  29 static const CHAR testwindow_class[] = "testwindow";
  30
  31 static HMONITOR (WINAPI *pMonitorFromWindow)(HWND, DWORD);
  32
  33 typedef BOOL (*boolean_function)(void);
  34
  35 struct testwindow_info
  36 {
  37     HWND hwnd;
  38     BOOL registered;
  39     BOOL to_be_deleted;
  40     RECT desired_rect;
  41     UINT edge;
  42     RECT allocated_rect;
  43 };
  44
  45 static struct testwindow_info windows[3];
  46
  47 static int expected_bottom;
  48
  49 static void testwindow_setpos(HWND hwnd)
  50 {
  51     struct testwindow_info* info = (struct testwindow_info*)GetWindowLongPtr(hwnd, GWLP_USERDATA);
  52     APPBARDATA abd;
  53     BOOL ret;
  54
  55     ok(info != NULL, "got unexpected ABN_POSCHANGED notification\n");
  56
  57     if (!info || !info->registered)
  58     {
  59         return;
  60     }
  61
  62     if (info->to_be_deleted)
  63     {
  64         win_skip("Some Win95 and NT4 systems send messages to removed taskbars\n");
  65         return;
  66     }
  67
  68     abd.cbSize = sizeof(abd);
  69     abd.hWnd = hwnd;
  70     abd.uEdge = info->edge;
  71     abd.rc = info->desired_rect;
  72     ret = SHAppBarMessage(ABM_QUERYPOS, &abd);
  73     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
  74     switch (info->edge)
  75     {
  76         case ABE_BOTTOM:
  77             ok(info->desired_rect.top == abd.rc.top, "ABM_QUERYPOS changed top of rect from %i to %i\n", info->desired_rect.top, abd.rc.top);
  78             abd.rc.top = abd.rc.bottom - (info->desired_rect.bottom - info->desired_rect.top);
  79             break;
  80         case ABE_LEFT:
  81             ok(info->desired_rect.right == abd.rc.right, "ABM_QUERYPOS changed right of rect from %i to %i\n", info->desired_rect.right, abd.rc.right);
  82             abd.rc.right = abd.rc.left + (info->desired_rect.right - info->desired_rect.left);
  83             break;
  84         case ABE_RIGHT:
  85             ok(info->desired_rect.left == abd.rc.left, "ABM_QUERYPOS changed left of rect from %i to %i\n", info->desired_rect.left, abd.rc.left);
  86             abd.rc.left = abd.rc.right - (info->desired_rect.right - info->desired_rect.left);
  87             break;
  88         case ABE_TOP:
  89             ok(info->desired_rect.bottom == abd.rc.bottom, "ABM_QUERYPOS changed bottom of rect from %i to %i\n", info->desired_rect.bottom, abd.rc.bottom);
  90             abd.rc.bottom = abd.rc.top + (info->desired_rect.bottom - info->desired_rect.top);
  91             break;
  92     }
  93
  94     ret = SHAppBarMessage(ABM_SETPOS, &abd);
  95     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
  96
  97     info->allocated_rect = abd.rc;
  98     MoveWindow(hwnd, abd.rc.left, abd.rc.top, abd.rc.right-abd.rc.left, abd.rc.bottom-abd.rc.top, TRUE);
  99 }
 100
 101 static LRESULT CALLBACK testwindow_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
 102 {
 103     switch(msg)
 104     {
 105         case MSG_APPBAR:
 106         {
 107             switch(wparam)
 108             {
 109                 case ABN_POSCHANGED:
 110                     testwindow_setpos(hwnd);
 111                     break;
 112             }
 113             return 0;
 114         }
 115     }
 116
 117     return DefWindowProc(hwnd, msg, wparam, lparam);
 118 }
 119
 120 /* process pending messages until a condition is true or 3 seconds pass */
 121 static void do_events_until(boolean_function test)
 122 {
 123     MSG msg;
 124     UINT_PTR timerid;
 125     BOOL timedout=FALSE;
 126
 127     timerid = SetTimer(0, 0, 3000, NULL);
 128
 129     while (1)
 130     {
 131         while (PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE))
 132         {
 133             if (msg.hwnd == 0 && msg.message == WM_TIMER && msg.wParam == timerid)
 134                 timedout = TRUE;
 135             TranslateMessage(&msg);
 136             DispatchMessageA(&msg);
 137         }
 138         if (timedout || test())
 139             break;
 140         WaitMessage();
 141     }
 142
 143     KillTimer(0, timerid);
 144 }
 145
 146 /* process any pending messages */
 147 static void do_events(void)
 148 {
 149     MSG msg;
 150
 151     while (PeekMessageA(&msg, NULL, 0, 0, PM_REMOVE))
 152     {
 153         TranslateMessage(&msg);
 154         DispatchMessageA(&msg);
 155     }
 156 }
 157
 158 static BOOL no_appbars_intersect(void)
 159 {
 160     int i, j;
 161     RECT rc;
 162
 163     for (i=0; i<2; i++)
 164     {
 165         for (j=i+1; j<3; j++)
 166         {
 167             if (windows[i].registered && windows[j].registered &&
 168                 IntersectRect(&rc, &windows[i].allocated_rect, &windows[j].allocated_rect))
 169                 return FALSE;
 170         }
 171     }
 172     return TRUE;
 173 }
 174
 175 static BOOL got_expected_bottom(void)
 176 {
 177     return (no_appbars_intersect() && windows[1].allocated_rect.bottom == expected_bottom);
 178 }
 179
 180 static void register_testwindow_class(void)
 181 {
 182     WNDCLASSEXA cls;
 183
 184     ZeroMemory(&cls, sizeof(cls));
 185     cls.cbSize = sizeof(cls);
 186     cls.style = 0;
 187     cls.lpfnWndProc = testwindow_wndproc;
 188     cls.hInstance = NULL;
 189     cls.hCursor = LoadCursor(0, IDC_ARROW);
 190     cls.hbrBackground = (HBRUSH) COLOR_WINDOW;
 191     cls.lpszClassName = testwindow_class;
 192
 193     RegisterClassExA(&cls);
 194 }
 195
 196 #define test_window_rects(a, b) \
 197     ok(!IntersectRect(&rc, &windows[a].allocated_rect, &windows[b].allocated_rect), \
 198         "rectangles intersect (%i,%i,%i,%i)/(%i,%i,%i,%i)\n", \
 199         windows[a].allocated_rect.left, windows[a].allocated_rect.top, windows[a].allocated_rect.right, windows[a].allocated_rect.bottom, \
 200         windows[b].allocated_rect.left, windows[b].allocated_rect.top, windows[b].allocated_rect.right, windows[b].allocated_rect.bottom)
 201
 202 static void test_setpos(void)
 203 {
 204     APPBARDATA abd;
 205     RECT rc;
 206     int screen_width, screen_height;
 207     BOOL ret;
 208
 209     screen_width = GetSystemMetrics(SM_CXSCREEN);
 210     screen_height = GetSystemMetrics(SM_CYSCREEN);
 211
 212     /* create and register windows[0] */
 213     windows[0].hwnd = CreateWindowExA(WS_EX_TOOLWINDOW|WS_EX_TOPMOST,
 214         testwindow_class, testwindow_class, WS_POPUP|WS_VISIBLE, 0, 0, 0, 0,
 215         NULL, NULL, NULL, NULL);
 216     ok(windows[0].hwnd != NULL, "couldn't create window\n");
 217     do_events();
 218     abd.cbSize = sizeof(abd);
 219     abd.hWnd = windows[0].hwnd;
 220     abd.uCallbackMessage = MSG_APPBAR;
 221     ret = SHAppBarMessage(ABM_NEW, &abd);
 222     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 223
 224     /* ABM_NEW should return FALSE if the window is already registered */
 225     ret = SHAppBarMessage(ABM_NEW, &abd);
 226     ok(ret == FALSE, "SHAppBarMessage returned %i\n", ret);
 227     do_events();
 228
 229     /* dock windows[0] to the bottom of the screen */
 230     windows[0].registered = TRUE;
 231     windows[0].to_be_deleted = FALSE;
 232     windows[0].edge = ABE_BOTTOM;
 233     windows[0].desired_rect.left = 0;
 234     windows[0].desired_rect.right = screen_width;
 235     windows[0].desired_rect.top = screen_height - 15;
 236     windows[0].desired_rect.bottom = screen_height;
 237     SetWindowLongPtr(windows[0].hwnd, GWLP_USERDATA, (LONG_PTR)&windows[0]);
 238     testwindow_setpos(windows[0].hwnd);
 239     do_events();
 240
 241     /* create and register windows[1] */
 242     windows[1].hwnd = CreateWindowExA(WS_EX_TOOLWINDOW|WS_EX_TOPMOST,
 243         testwindow_class, testwindow_class, WS_POPUP|WS_VISIBLE, 0, 0, 0, 0,
 244         NULL, NULL, NULL, NULL);
 245     ok(windows[1].hwnd != NULL, "couldn't create window\n");
 246     abd.hWnd = windows[1].hwnd;
 247     ret = SHAppBarMessage(ABM_NEW, &abd);
 248     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 249
 250     /* dock windows[1] to the bottom of the screen */
 251     windows[1].registered = TRUE;
 252     windows[1].to_be_deleted = FALSE;
 253     windows[1].edge = ABE_BOTTOM;
 254     windows[1].desired_rect.left = 0;
 255     windows[1].desired_rect.right = screen_width;
 256     windows[1].desired_rect.top = screen_height - 10;
 257     windows[1].desired_rect.bottom = screen_height;
 258     SetWindowLongPtr(windows[1].hwnd, GWLP_USERDATA, (LONG_PTR)&windows[1]);
 259     testwindow_setpos(windows[1].hwnd);
 260
 261     /* the windows are adjusted to they don't overlap */
 262     do_events_until(no_appbars_intersect);
 263     test_window_rects(0, 1);
 264
 265     /* make windows[0] larger, forcing windows[1] to move out of its way */
 266     windows[0].desired_rect.top = screen_height - 20;
 267     testwindow_setpos(windows[0].hwnd);
 268     do_events_until(no_appbars_intersect);
 269     test_window_rects(0, 1);
 270
 271     /* create and register windows[2] */
 272     windows[2].hwnd = CreateWindowExA(WS_EX_TOOLWINDOW|WS_EX_TOPMOST,
 273         testwindow_class, testwindow_class, WS_POPUP|WS_VISIBLE, 0, 0, 0, 0,
 274         NULL, NULL, NULL, NULL);
 275     ok(windows[2].hwnd != NULL, "couldn't create window\n");
 276     do_events();
 277
 278     abd.hWnd = windows[2].hwnd;
 279     ret = SHAppBarMessage(ABM_NEW, &abd);
 280     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 281
 282     /* dock windows[2] to the bottom of the screen */
 283     windows[2].registered = TRUE;
 284     windows[2].to_be_deleted = FALSE;
 285     windows[2].edge = ABE_BOTTOM;
 286     windows[2].desired_rect.left = 0;
 287     windows[2].desired_rect.right = screen_width;
 288     windows[2].desired_rect.top = screen_height - 10;
 289     windows[2].desired_rect.bottom = screen_height;
 290     SetWindowLongPtr(windows[2].hwnd, GWLP_USERDATA, (LONG_PTR)&windows[2]);
 291     testwindow_setpos(windows[2].hwnd);
 292
 293     do_events_until(no_appbars_intersect);
 294     test_window_rects(0, 1);
 295     test_window_rects(0, 2);
 296     test_window_rects(1, 2);
 297
 298     /* move windows[2] to the right side of the screen */
 299     windows[2].edge = ABE_RIGHT;
 300     windows[2].desired_rect.left = screen_width - 15;
 301     windows[2].desired_rect.right = screen_width;
 302     windows[2].desired_rect.top = 0;
 303     windows[2].desired_rect.bottom = screen_height;
 304     testwindow_setpos(windows[2].hwnd);
 305
 306     do_events_until(no_appbars_intersect);
 307     test_window_rects(0, 1);
 308     test_window_rects(0, 2);
 309     test_window_rects(1, 2);
 310
 311     /* move windows[1] to the top of the screen */
 312     windows[1].edge = ABE_TOP;
 313     windows[1].desired_rect.left = 0;
 314     windows[1].desired_rect.right = screen_width;
 315     windows[1].desired_rect.top = 0;
 316     windows[1].desired_rect.bottom = 15;
 317     testwindow_setpos(windows[1].hwnd);
 318
 319     do_events_until(no_appbars_intersect);
 320     test_window_rects(0, 1);
 321     test_window_rects(0, 2);
 322     test_window_rects(1, 2);
 323
 324     /* move windows[1] back to the bottom of the screen */
 325     windows[1].edge = ABE_BOTTOM;
 326     windows[1].desired_rect.left = 0;
 327     windows[1].desired_rect.right = screen_width;
 328     windows[1].desired_rect.top = screen_height - 10;
 329     windows[1].desired_rect.bottom = screen_height;
 330     testwindow_setpos(windows[1].hwnd);
 331
 332     do_events_until(no_appbars_intersect);
 333     test_window_rects(0, 1);
 334     test_window_rects(0, 2);
 335     test_window_rects(1, 2);
 336
 337     /* removing windows[0] will cause windows[1] to move down into its space */
 338     expected_bottom = max(windows[0].allocated_rect.bottom, windows[1].allocated_rect.bottom);
 339
 340     abd.hWnd = windows[0].hwnd;
 341     windows[0].to_be_deleted = TRUE;
 342     ret = SHAppBarMessage(ABM_REMOVE, &abd);
 343     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 344     windows[0].registered = FALSE;
 345     DestroyWindow(windows[0].hwnd);
 346
 347     do_events_until(got_expected_bottom);
 348
 349     ok(windows[1].allocated_rect.bottom == expected_bottom, "windows[1]'s bottom is %i, expected %i\n", windows[1].allocated_rect.bottom, expected_bottom);
 350
 351     test_window_rects(1, 2);
 352
 353     /* remove the other windows */
 354     abd.hWnd = windows[1].hwnd;
 355     windows[1].to_be_deleted = TRUE;
 356     ret = SHAppBarMessage(ABM_REMOVE, &abd);
 357     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 358     windows[1].registered = FALSE;
 359     DestroyWindow(windows[1].hwnd);
 360
 361     abd.hWnd = windows[2].hwnd;
 362     windows[2].to_be_deleted = TRUE;
 363     ret = SHAppBarMessage(ABM_REMOVE, &abd);
 364     ok(ret == TRUE, "SHAppBarMessage returned %i\n", ret);
 365     windows[2].registered = FALSE;
 366     DestroyWindow(windows[2].hwnd);
 367 }
 368
 369 static void test_appbarget(void)
 370 {
 371     APPBARDATA abd;
 372     HWND hwnd, foregnd, unset_hwnd;
 373     UINT_PTR ret;
 374
 375     memset(&abd, 0xcc, sizeof(abd));
 376     memset(&unset_hwnd, 0xcc, sizeof(unset_hwnd));
 377     abd.cbSize = sizeof(abd);
 378     abd.uEdge = ABE_BOTTOM;
 379
 380     hwnd = (HWND)SHAppBarMessage(ABM_GETAUTOHIDEBAR, &abd);
 381     ok(hwnd == NULL || IsWindow(hwnd), "ret %p which is not a window\n", hwnd);
 382     ok(abd.hWnd == unset_hwnd, "hWnd overwritten %p\n",abd.hWnd);
 383
 384     if (!pMonitorFromWindow)
 385     {
 386         win_skip("MonitorFromWindow is not available\n");
 387     }
 388     else
 389     {
 390         /* Presumably one can pass a hwnd with ABM_GETAUTOHIDEBAR to specify a monitor.
 391            Pass the foreground window and check */
 392         foregnd = GetForegroundWindow();
 393         if(foregnd)
 394         {
 395             abd.hWnd = foregnd;
 396             hwnd = (HWND)SHAppBarMessage(ABM_GETAUTOHIDEBAR, &abd);
 397             ok(hwnd == NULL || IsWindow(hwnd), "ret %p which is not a window\n", hwnd);
 398             ok(abd.hWnd == foregnd, "hWnd overwritten\n");
 399             if(hwnd)
 400             {
 401                 HMONITOR appbar_mon, foregnd_mon;
 402                 appbar_mon = pMonitorFromWindow(hwnd, MONITOR_DEFAULTTONEAREST);
 403                 foregnd_mon = pMonitorFromWindow(foregnd, MONITOR_DEFAULTTONEAREST);
 404                 ok(appbar_mon == foregnd_mon, "Windows on different monitors\n");
 405             }
 406         }
 407     }
 408
 409     memset(&abd, 0xcc, sizeof(abd));
 410     abd.cbSize = sizeof(abd);
 411     ret = SHAppBarMessage(ABM_GETTASKBARPOS, &abd);
 412     if(ret)
 413     {
 414         ok(abd.hWnd == (HWND)0xcccccccc, "hWnd overwritten\n");
 415         ok(abd.uEdge <= ABE_BOTTOM ||
 416             broken(abd.uEdge == 0xcccccccc), /* Some Win95 and NT4 */
 417             "uEdge not returned\n");
 418         ok(abd.rc.left != 0xcccccccc, "rc not updated\n");
 419     }
 420
 421     return;
 422 }
 423
 424 START_TEST(appbar)
 425 {
 426     HMODULE huser32;
 427
 428     huser32 = GetModuleHandleA("user32.dll");
 429     pMonitorFromWindow = (void*)GetProcAddress(huser32, "MonitorFromWindow");
 430
 431     register_testwindow_class();
 432
 433     test_setpos();
 434     test_appbarget();
 435 }