1 /* Unit test suite for window classes.
3 * Copyright 2002 Mike McCormack
4 * Copyright 2003 Alexandre Julliard
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.
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.
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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 /* To get CS_DROPSHADOW with the MSVC headers */
22 #define _WIN32_WINNT 0x0501
29 #include "wine/test.h"
36 #define NUMCLASSWORDS 4
38 static LRESULT WINAPI
ClassTest_WndProc (HWND hWnd
, UINT msg
, WPARAM wParam
, LPARAM lParam
)
40 return DefWindowProcW (hWnd
, msg
, wParam
, lParam
);
43 /***********************************************************************
45 static void ClassTest(HINSTANCE hInstance
, BOOL global
)
48 static const WCHAR className
[] = {'T','e','s','t','C','l','a','s','s',0};
49 static const WCHAR winName
[] = {'W','i','n','C','l','a','s','s','T','e','s','t',0};
56 cls
.style
= CS_HREDRAW
| CS_VREDRAW
| (global
?CS_GLOBALCLASS
:0);
57 cls
.lpfnWndProc
= ClassTest_WndProc
;
58 cls
.cbClsExtra
= NUMCLASSWORDS
*sizeof(DWORD
);
60 cls
.hInstance
= hInstance
;
61 cls
.hIcon
= LoadIconW (0, (LPWSTR
)IDI_APPLICATION
);
62 cls
.hCursor
= LoadCursorW (0, (LPWSTR
)IDC_ARROW
);
63 cls
.hbrBackground
= GetStockObject (WHITE_BRUSH
);
65 cls
.lpszClassName
= className
;
67 classatom
=RegisterClassW(&cls
);
68 if (!classatom
&& GetLastError()==ERROR_CALL_NOT_IMPLEMENTED
)
70 ok(classatom
, "failed to register class\n");
72 ok(!RegisterClassW (&cls
),
73 "RegisterClass of the same class should fail for the second time\n");
76 hTestWnd
= CreateWindowW (className
, winName
,
77 WS_OVERLAPPEDWINDOW
+ WS_HSCROLL
+ WS_VSCROLL
,
78 CW_USEDEFAULT
, 0, CW_USEDEFAULT
, 0, 0,
81 ok(hTestWnd
!=0, "Failed to create window\n");
83 /* test initial values of valid classwords */
84 for(i
=0; i
<NUMCLASSWORDS
; i
++)
87 ok(!GetClassLongW(hTestWnd
,i
*sizeof (DWORD
)),
88 "GetClassLongW initial value nonzero!\n");
90 "GetClassLongW failed!\n");
95 * GetClassLongW(hTestWnd, NUMCLASSWORDS*sizeof(DWORD))
96 * does not fail on Win 98, though MSDN says it should
99 GetClassLongW(hTestWnd
, NUMCLASSWORDS
*sizeof(DWORD
));
101 "GetClassLongW() with invalid offset did not fail\n");
104 /* set values of valid class words */
105 for(i
=0; i
<NUMCLASSWORDS
; i
++)
108 ok(!SetClassLongW(hTestWnd
,i
*sizeof(DWORD
),i
+1),
109 "GetClassLongW(%ld) initial value nonzero!\n",i
*sizeof(DWORD
));
111 "SetClassLongW(%ld) failed!\n",i
*sizeof(DWORD
));
114 /* test values of valid classwords that we set */
115 for(i
=0; i
<NUMCLASSWORDS
; i
++)
118 ok( (i
+1) == GetClassLongW(hTestWnd
,i
*sizeof (DWORD
)),
119 "GetClassLongW value doesn't match what was set!\n");
121 "GetClassLongW failed!\n");
124 /* check GetClassName */
125 i
= GetClassNameW(hTestWnd
, str
, sizeof(str
));
126 ok(i
== lstrlenW(className
),
127 "GetClassName returned incorrect length\n");
128 ok(!lstrcmpW(className
,str
),
129 "GetClassName returned incorrect name for this window's class\n");
131 /* check GetClassInfo with our hInstance */
132 if((test_atom
= GetClassInfoW(hInstance
, str
, &wc
)))
134 ok(test_atom
== classatom
,
135 "class atom did not match\n");
136 ok(wc
.cbClsExtra
== cls
.cbClsExtra
,
137 "cbClsExtra did not match\n");
138 ok(wc
.cbWndExtra
== cls
.cbWndExtra
,
139 "cbWndExtra did not match\n");
140 ok(wc
.hbrBackground
== cls
.hbrBackground
,
141 "hbrBackground did not match\n");
142 ok(wc
.hCursor
== cls
.hCursor
,
143 "hCursor did not match\n");
144 ok(wc
.hInstance
== cls
.hInstance
,
145 "hInstance did not match\n");
148 ok(FALSE
,"GetClassInfo (hinstance) failed!\n");
150 /* check GetClassInfo with zero hInstance */
153 if((test_atom
= GetClassInfoW(0, str
, &wc
)))
155 ok(test_atom
== classatom
,
156 "class atom did not match %x != %x\n", test_atom
, classatom
);
157 ok(wc
.cbClsExtra
== cls
.cbClsExtra
,
158 "cbClsExtra did not match %x!=%x\n",wc
.cbClsExtra
,cls
.cbClsExtra
);
159 ok(wc
.cbWndExtra
== cls
.cbWndExtra
,
160 "cbWndExtra did not match %x!=%x\n",wc
.cbWndExtra
,cls
.cbWndExtra
);
161 ok(wc
.hbrBackground
== cls
.hbrBackground
,
162 "hbrBackground did not match %p!=%p\n",wc
.hbrBackground
,cls
.hbrBackground
);
163 ok(wc
.hCursor
== cls
.hCursor
,
164 "hCursor did not match %p!=%p\n",wc
.hCursor
,cls
.hCursor
);
166 "hInstance not zero for global class %p\n",wc
.hInstance
);
169 ok(FALSE
,"GetClassInfo (0) failed for global class!\n");
173 ok(!GetClassInfoW(0, str
, &wc
),
174 "GetClassInfo (0) succeeded for local class!\n");
177 ok(!UnregisterClassW(className
, hInstance
),
178 "Unregister class succeeded with window existing\n");
180 ok(DestroyWindow(hTestWnd
),
181 "DestroyWindow() failed!\n");
183 ok(UnregisterClassW(className
, hInstance
),
184 "UnregisterClass() failed\n");
189 static void check_style( const char *name
, int must_exist
, UINT style
, UINT ignore
)
193 if (GetClassInfo( 0, name
, &wc
))
195 ok( !(~wc
.style
& style
& ~ignore
), "System class %s is missing bits %x (%08x/%08x)\n",
196 name
, ~wc
.style
& style
, wc
.style
, style
);
197 ok( !(wc
.style
& ~style
), "System class %s has extra bits %x (%08x/%08x)\n",
198 name
, wc
.style
& ~style
, wc
.style
, style
);
201 ok( !must_exist
, "System class %s does not exist\n", name
);
204 /* test styles of system classes */
205 static void test_styles(void)
207 /* check style bits */
208 check_style( "Button", 1, CS_PARENTDC
| CS_DBLCLKS
| CS_HREDRAW
| CS_VREDRAW
, 0 );
209 check_style( "ComboBox", 1, CS_PARENTDC
| CS_DBLCLKS
| CS_HREDRAW
| CS_VREDRAW
, 0 );
210 check_style( "Edit", 1, CS_PARENTDC
| CS_DBLCLKS
, 0 );
211 check_style( "ListBox", 1, CS_PARENTDC
| CS_DBLCLKS
, CS_PARENTDC
/*FIXME*/ );
212 check_style( "MDIClient", 1, 0, 0 );
213 check_style( "ScrollBar", 1, CS_PARENTDC
| CS_DBLCLKS
| CS_HREDRAW
| CS_VREDRAW
, 0 );
214 check_style( "Static", 1, CS_PARENTDC
| CS_DBLCLKS
, 0 );
215 check_style( "ComboLBox", 1, CS_SAVEBITS
| CS_DBLCLKS
, 0 );
216 check_style( "DDEMLEvent", 0, 0, 0 );
217 check_style( "Message", 0, 0, 0 );
218 check_style( "#32768", 1, CS_DROPSHADOW
| CS_SAVEBITS
| CS_DBLCLKS
, CS_DROPSHADOW
); /* menu */
219 check_style( "#32769", 1, CS_DBLCLKS
, 0 ); /* desktop */
220 check_style( "#32770", 1, CS_SAVEBITS
| CS_DBLCLKS
, 0 ); /* dialog */
221 todo_wine
{ check_style( "#32771", 1, CS_SAVEBITS
| CS_HREDRAW
| CS_VREDRAW
, 0 ); } /* task switch */
222 check_style( "#32772", 1, 0, 0 ); /* icon title */
225 static void check_class(HINSTANCE inst
, const char *name
, const char *menu_name
)
228 UINT atom
= GetClassInfo(inst
,name
,&wc
);
229 ok( atom
, "Class %s %p not found\n", name
, inst
);
232 if (wc
.lpszMenuName
&& menu_name
)
233 ok( !strcmp( menu_name
, wc
.lpszMenuName
), "Wrong name %s/%s for class %s %p\n",
234 wc
.lpszMenuName
, menu_name
, name
, inst
);
236 ok( !menu_name
== !wc
.lpszMenuName
, "Wrong name %p/%p for class %s %p\n",
237 wc
.lpszMenuName
, menu_name
, name
, inst
);
241 static void check_instance( const char *name
, HINSTANCE inst
, HINSTANCE info_inst
, HINSTANCE gcl_inst
)
246 ok( GetClassInfo( inst
, name
, &wc
), "Couldn't find class %s inst %p\n", name
, inst
);
247 ok( wc
.hInstance
== info_inst
, "Wrong info instance %p/%p for class %s\n",
248 wc
.hInstance
, info_inst
, name
);
249 hwnd
= CreateWindowExA( 0, name
, "test_window", 0, 0, 0, 0, 0, 0, 0, inst
, 0 );
250 ok( hwnd
!= NULL
, "Couldn't create window for class %s inst %p\n", name
, inst
);
251 ok( (HINSTANCE
)GetClassLongA( hwnd
, GCL_HMODULE
) == gcl_inst
,
252 "Wrong GCL instance %p/%p for class %s\n",
253 (HINSTANCE
)GetClassLongA( hwnd
, GCL_HMODULE
), gcl_inst
, name
);
254 ok( (HINSTANCE
)GetWindowLongA( hwnd
, GWL_HINSTANCE
) == inst
,
255 "Wrong GWL instance %p/%p for window %s\n",
256 (HINSTANCE
)GetWindowLongA( hwnd
, GWL_HINSTANCE
), inst
, name
);
257 ok(!UnregisterClassA(name
, inst
), "UnregisterClassA should fail while exists a class window\n");
258 ok(GetLastError() == ERROR_CLASS_HAS_WINDOWS
, "GetLastError() should be set to ERROR_CLASS_HAS_WINDOWS not %ld\n", GetLastError());
265 HINSTANCE inst
, info_inst
, gcl_inst
;
268 static DWORD WINAPI
thread_proc(void *param
)
270 struct class_info
*class_info
= (struct class_info
*)param
;
272 check_instance(class_info
->name
, class_info
->inst
, class_info
->info_inst
, class_info
->gcl_inst
);
277 static void check_thread_instance( const char *name
, HINSTANCE inst
, HINSTANCE info_inst
, HINSTANCE gcl_inst
)
281 struct class_info class_info
;
283 class_info
.name
= name
;
284 class_info
.inst
= inst
;
285 class_info
.info_inst
= info_inst
;
286 class_info
.gcl_inst
= gcl_inst
;
288 hThread
= CreateThread(NULL
, 0, thread_proc
, &class_info
, 0, &tid
);
289 ok(hThread
!= NULL
, "CreateThread failed, error %ld\n", GetLastError());
290 ok(WaitForSingleObject(hThread
, INFINITE
) == WAIT_OBJECT_0
, "WaitForSingleObject failed\n");
291 CloseHandle(hThread
);
294 /* test various instance parameters */
295 static void test_instances(void)
299 const char *name
= "__test__";
300 HINSTANCE kernel32
= GetModuleHandleA("kernel32");
301 HINSTANCE user32
= GetModuleHandleA("user32");
302 HINSTANCE main_module
= GetModuleHandleA(NULL
);
304 memset( &cls
, 0, sizeof(cls
) );
305 cls
.style
= CS_HREDRAW
| CS_VREDRAW
;
306 cls
.lpfnWndProc
= ClassTest_WndProc
;
309 cls
.lpszClassName
= name
;
311 cls
.lpszMenuName
= "main_module";
312 cls
.hInstance
= main_module
;
313 ok( RegisterClassA( &cls
), "Failed to register local class for main module\n" );
314 check_class( main_module
, name
, "main_module" );
315 check_instance( name
, main_module
, main_module
, main_module
);
316 check_thread_instance( name
, main_module
, main_module
, main_module
);
318 cls
.lpszMenuName
= "kernel32";
319 cls
.hInstance
= kernel32
;
320 ok( RegisterClassA( &cls
), "Failed to register local class for kernel32\n" );
321 check_class( kernel32
, name
, "kernel32" );
322 check_class( main_module
, name
, "main_module" );
323 check_instance( name
, kernel32
, kernel32
, kernel32
);
324 check_thread_instance( name
, kernel32
, kernel32
, kernel32
);
325 ok( UnregisterClassA( name
, kernel32
), "Unregister failed for kernel32\n" );
327 /* setting global flag doesn't change status of class */
328 hwnd
= CreateWindowExA( 0, name
, "test", 0, 0, 0, 0, 0, 0, 0, main_module
, 0 );
329 SetClassLongA( hwnd
, GCL_STYLE
, CS_GLOBALCLASS
);
330 cls
.lpszMenuName
= "kernel32";
331 cls
.hInstance
= kernel32
;
332 ok( RegisterClassA( &cls
), "Failed to register local class for kernel32\n" );
333 check_class( kernel32
, name
, "kernel32" );
334 check_class( main_module
, name
, "main_module" );
335 check_instance( name
, kernel32
, kernel32
, kernel32
);
336 check_instance( name
, main_module
, main_module
, main_module
);
337 check_thread_instance( name
, kernel32
, kernel32
, kernel32
);
338 check_thread_instance( name
, main_module
, main_module
, main_module
);
339 ok( UnregisterClassA( name
, kernel32
), "Unregister failed for kernel32\n" );
341 /* changing the instance doesn't make it global */
342 SetClassLongA( hwnd
, GCL_HMODULE
, 0 );
343 ok( RegisterClassA( &cls
), "Failed to register local class for kernel32\n" );
344 check_class( kernel32
, name
, "kernel32" );
345 check_instance( name
, kernel32
, kernel32
, kernel32
);
346 check_thread_instance( name
, kernel32
, kernel32
, kernel32
);
347 ok( !GetClassInfo( 0, name
, &wc
), "Class found with null instance\n" );
348 ok( UnregisterClassA( name
, kernel32
), "Unregister failed for kernel32\n" );
350 /* GetClassInfo with instance 0 finds user32 instance */
351 SetClassLongA( hwnd
, GCL_HMODULE
, (LONG
)user32
);
352 ok( RegisterClassA( &cls
), "Failed to register local class for kernel32\n" );
353 check_class( kernel32
, name
, "kernel32" );
354 check_class( user32
, name
, "main_module" );
355 check_class( 0, name
, "main_module" );
356 check_instance( name
, kernel32
, kernel32
, kernel32
);
357 check_instance( name
, user32
, 0, user32
);
358 check_instance( name
, 0, 0, kernel32
);
359 check_thread_instance( name
, kernel32
, kernel32
, kernel32
);
360 check_thread_instance( name
, user32
, 0, user32
);
361 check_thread_instance( name
, 0, 0, kernel32
);
362 ok( UnregisterClassA( name
, kernel32
), "Unregister failed for kernel32\n" );
364 SetClassLongA( hwnd
, GCL_HMODULE
, 0x12345678 );
365 ok( RegisterClassA( &cls
), "Failed to register local class for kernel32\n" );
366 check_class( kernel32
, name
, "kernel32" );
367 check_class( (HINSTANCE
)0x12345678, name
, "main_module" );
368 check_instance( name
, kernel32
, kernel32
, kernel32
);
369 check_instance( name
, (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678 );
370 check_thread_instance( name
, kernel32
, kernel32
, kernel32
);
371 check_thread_instance( name
, (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678 );
372 ok( !GetClassInfo( 0, name
, &wc
), "Class found with null instance\n" );
374 /* creating a window with instance 0 uses the first class found */
375 cls
.hInstance
= (HINSTANCE
)0xdeadbeef;
376 cls
.lpszMenuName
= "deadbeef";
378 ok( RegisterClassA( &cls
), "Failed to register local class for deadbeef\n" );
379 hwnd2
= CreateWindowExA( 0, name
, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL
, 0 );
380 ok( (HINSTANCE
)GetClassLong( hwnd2
, GCL_HMODULE
) == (HINSTANCE
)0xdeadbeef,
381 "Didn't get deadbeef class for null instance\n" );
382 DestroyWindow( hwnd2
);
383 ok( UnregisterClassA( name
, (HINSTANCE
)0xdeadbeef ), "Unregister failed for deadbeef\n" );
385 hwnd2
= CreateWindowExA( 0, name
, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL
, 0 );
386 ok( (HINSTANCE
)GetClassLong( hwnd2
, GCL_HMODULE
) == kernel32
,
387 "Didn't get kernel32 class for null instance\n" );
388 DestroyWindow( hwnd2
);
390 ok( UnregisterClassA( name
, kernel32
), "Unregister failed for kernel32\n" );
392 hwnd2
= CreateWindowExA( 0, name
, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL
, 0 );
393 ok( GetClassLong( hwnd2
, GCL_HMODULE
) == 0x12345678,
394 "Didn't get 12345678 class for null instance\n" );
395 DestroyWindow( hwnd2
);
397 SetClassLongA( hwnd
, GCL_HMODULE
, (LONG
)main_module
);
398 DestroyWindow( hwnd
);
400 /* null handle means the same thing as main module */
401 cls
.lpszMenuName
= "null";
403 ok( !RegisterClassA( &cls
), "Succeeded registering local class for null instance\n" );
404 ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS
, "Wrong error code %ld\n", GetLastError() );
405 ok( UnregisterClassA( name
, main_module
), "Unregister failed for main module\n" );
407 ok( RegisterClassA( &cls
), "Failed to register local class for null instance\n" );
408 /* must be found with main module handle */
409 check_class( main_module
, name
, "null" );
410 check_instance( name
, main_module
, main_module
, main_module
);
411 check_thread_instance( name
, main_module
, main_module
, main_module
);
412 ok( !GetClassInfo( 0, name
, &wc
), "Class found with null instance\n" );
413 ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST
, "Wrong error code %ld\n", GetLastError() );
414 ok( UnregisterClassA( name
, 0 ), "Unregister failed for null instance\n" );
416 /* registering for user32 always fails */
417 cls
.lpszMenuName
= "user32";
418 cls
.hInstance
= user32
;
419 ok( !RegisterClassA( &cls
), "Succeeded registering local class for user32\n" );
420 ok( GetLastError() == ERROR_INVALID_PARAMETER
, "Wrong error code %ld\n", GetLastError() );
421 cls
.style
|= CS_GLOBALCLASS
;
422 ok( !RegisterClassA( &cls
), "Succeeded registering global class for user32\n" );
423 ok( GetLastError() == ERROR_INVALID_PARAMETER
, "Wrong error code %ld\n", GetLastError() );
425 /* unregister is OK though */
426 cls
.hInstance
= main_module
;
427 ok( RegisterClassA( &cls
), "Failed to register global class for main module\n" );
428 ok( UnregisterClassA( name
, user32
), "Unregister failed for user32\n" );
430 /* instance doesn't matter for global class */
431 cls
.style
|= CS_GLOBALCLASS
;
432 cls
.lpszMenuName
= "main_module";
433 cls
.hInstance
= main_module
;
434 ok( RegisterClassA( &cls
), "Failed to register global class for main module\n" );
435 cls
.lpszMenuName
= "kernel32";
436 cls
.hInstance
= kernel32
;
437 ok( !RegisterClassA( &cls
), "Succeeded registering local class for kernel32\n" );
438 ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS
, "Wrong error code %ld\n", GetLastError() );
439 /* even if global flag is cleared */
440 hwnd
= CreateWindowExA( 0, name
, "test", 0, 0, 0, 0, 0, 0, 0, main_module
, 0 );
441 SetClassLongA( hwnd
, GCL_STYLE
, 0 );
442 ok( !RegisterClassA( &cls
), "Succeeded registering local class for kernel32\n" );
443 ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS
, "Wrong error code %ld\n", GetLastError() );
445 check_class( main_module
, name
, "main_module" );
446 check_class( kernel32
, name
, "main_module" );
447 check_class( 0, name
, "main_module" );
448 check_class( (HINSTANCE
)0x12345678, name
, "main_module" );
449 check_instance( name
, main_module
, main_module
, main_module
);
450 check_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, main_module
);
451 check_thread_instance( name
, main_module
, main_module
, main_module
);
452 check_thread_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, main_module
);
454 /* changing the instance for global class doesn't make much difference */
455 SetClassLongA( hwnd
, GCL_HMODULE
, 0xdeadbeef );
456 check_instance( name
, main_module
, main_module
, (HINSTANCE
)0xdeadbeef );
457 check_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef );
458 check_thread_instance( name
, main_module
, main_module
, (HINSTANCE
)0xdeadbeef );
459 check_thread_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef );
461 DestroyWindow( hwnd
);
462 ok( UnregisterClassA( name
, (HINSTANCE
)0x87654321 ), "Unregister failed for main module global\n" );
463 ok( !UnregisterClassA( name
, (HINSTANCE
)0x87654321 ), "Unregister succeeded the second time\n" );
464 ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST
, "Wrong error code %ld\n", GetLastError() );
466 cls
.hInstance
= (HINSTANCE
)0x12345678;
467 ok( RegisterClassA( &cls
), "Failed to register global class for dummy instance\n" );
468 check_instance( name
, main_module
, main_module
, (HINSTANCE
)0x12345678 );
469 check_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0x12345678 );
470 check_thread_instance( name
, main_module
, main_module
, (HINSTANCE
)0x12345678 );
471 check_thread_instance( name
, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0x12345678 );
472 ok( UnregisterClassA( name
, (HINSTANCE
)0x87654321 ), "Unregister failed for main module global\n" );
474 /* check system classes */
476 /* we cannot register a global class with the name of a system class */
477 cls
.style
|= CS_GLOBALCLASS
;
478 cls
.lpszMenuName
= "button_main_module";
479 cls
.lpszClassName
= "BUTTON";
480 cls
.hInstance
= main_module
;
481 ok( !RegisterClassA( &cls
), "Succeeded registering global button class for main module\n" );
482 ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS
, "Wrong error code %ld\n", GetLastError() );
483 cls
.hInstance
= kernel32
;
484 ok( !RegisterClassA( &cls
), "Succeeded registering global button class for kernel32\n" );
485 ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS
, "Wrong error code %ld\n", GetLastError() );
487 /* local class is OK however */
488 cls
.style
&= ~CS_GLOBALCLASS
;
489 cls
.lpszMenuName
= "button_main_module";
490 cls
.hInstance
= main_module
;
491 ok( RegisterClassA( &cls
), "Failed to register local button class for main module\n" );
492 check_class( main_module
, "BUTTON", "button_main_module" );
493 cls
.lpszMenuName
= "button_kernel32";
494 cls
.hInstance
= kernel32
;
495 ok( RegisterClassA( &cls
), "Failed to register local button class for kernel32\n" );
496 check_class( kernel32
, "BUTTON", "button_kernel32" );
497 check_class( main_module
, "BUTTON", "button_main_module" );
498 ok( UnregisterClassA( "BUTTON", kernel32
), "Unregister failed for kernel32 button\n" );
499 ok( UnregisterClassA( "BUTTON", main_module
), "Unregister failed for main module button\n" );
500 /* GetClassInfo sets instance to passed value for global classes */
501 check_instance( "BUTTON", 0, 0, user32
);
502 check_instance( "BUTTON", (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, user32
);
503 check_instance( "BUTTON", user32
, 0, user32
);
504 check_thread_instance( "BUTTON", 0, 0, user32
);
505 check_thread_instance( "BUTTON", (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, user32
);
506 check_thread_instance( "BUTTON", user32
, 0, user32
);
508 /* we can unregister system classes */
509 ok( GetClassInfo( 0, "BUTTON", &wc
), "Button class not found with null instance\n" );
510 ok( GetClassInfo( kernel32
, "BUTTON", &wc
), "Button class not found with kernel32\n" );
511 ok( UnregisterClass( "BUTTON", (HINSTANCE
)0x12345678 ), "Failed to unregister button\n" );
512 ok( !UnregisterClass( "BUTTON", (HINSTANCE
)0x87654321 ), "Unregistered button a second time\n" );
513 ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST
, "Wrong error code %ld\n", GetLastError() );
514 ok( !GetClassInfo( 0, "BUTTON", &wc
), "Button still exists\n" );
515 ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST
, "Wrong error code %ld\n", GetLastError() );
517 /* we can change the instance of a system class */
518 check_instance( "EDIT", (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, user32
);
519 check_thread_instance( "EDIT", (HINSTANCE
)0xdeadbeef, (HINSTANCE
)0xdeadbeef, user32
);
520 hwnd
= CreateWindowExA( 0, "EDIT", "test", 0, 0, 0, 0, 0, 0, 0, main_module
, 0 );
521 SetClassLongA( hwnd
, GCL_HMODULE
, 0xdeadbeef );
522 check_instance( "EDIT", (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678, (HINSTANCE
)0xdeadbeef );
523 check_thread_instance( "EDIT", (HINSTANCE
)0x12345678, (HINSTANCE
)0x12345678, (HINSTANCE
)0xdeadbeef );
526 LRESULT WINAPI
TestDlgProc(HWND hWnd
, UINT uMsg
, WPARAM wParam
, LPARAM lParam
)
528 return DefWindowProc(hWnd
, uMsg
, wParam
, lParam
);
531 BOOL
RegisterTestDialog(HINSTANCE hInstance
)
536 ZeroMemory(&wcx
, sizeof(WNDCLASSEX
));
537 wcx
.cbSize
= sizeof(wcx
);
538 wcx
.lpfnWndProc
= TestDlgProc
;
540 wcx
.cbWndExtra
= DLGWINDOWEXTRA
;
541 wcx
.hInstance
= hInstance
;
542 wcx
.hIcon
= LoadIcon(NULL
, IDI_APPLICATION
);
543 wcx
.hCursor
= LoadCursor(NULL
, IDC_ARROW
);
544 wcx
.hbrBackground
= (HBRUSH
)GetStockObject(WHITE_BRUSH
);
545 wcx
.lpszClassName
= "TestDialog";
546 wcx
.lpszMenuName
= "TestDialog";
547 wcx
.hIconSm
= (HICON
)LoadImage(hInstance
, MAKEINTRESOURCE(5),
549 GetSystemMetrics(SM_CXSMICON
),
550 GetSystemMetrics(SM_CYSMICON
),
553 atom
= RegisterClassEx(&wcx
);
554 ok(atom
!= 0, "RegisterClassEx returned 0\n");
559 /* test registering a dialog box created by using the CLASS directive in a
560 resource file, then test creating the dialog using CreateDialogParam. */
561 void WINAPI
CreateDialogParamTest(HINSTANCE hInstance
)
565 if (RegisterTestDialog(hInstance
))
567 hWndMain
= CreateDialogParam(hInstance
, "CLASS_TEST_DIALOG", NULL
, 0, 0);
568 ok(hWndMain
!= NULL
, "CreateDialogParam returned NULL\n");
569 ShowWindow(hWndMain
, SW_SHOW
);
570 DestroyWindow(hWndMain
);
576 HANDLE hInstance
= GetModuleHandleA( NULL
);
578 if (!GetModuleHandleW(0))
580 trace("Class test is incompatible with Win9x implementation, skipping\n");
584 ClassTest(hInstance
,FALSE
);
585 ClassTest(hInstance
,TRUE
);
586 CreateDialogParamTest(hInstance
);