/* Unit test suite for window classes. * * Copyright 2002 Mike McCormack * Copyright 2003 Alexandre Julliard * * 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 */ /* To get CS_DROPSHADOW with the MSVC headers */ #define _WIN32_WINNT 0x0501 #include <assert.h> #include <stdlib.h> #include <stdarg.h> #include <stdio.h> #include "wine/test.h" #include "windef.h" #include "winbase.h" #include "winreg.h" #include "wingdi.h" #include "winuser.h" /* we don't want to include commctrl.h: */ static const CHAR WC_EDITA[] = "Edit"; static const WCHAR WC_EDITW[] = {'E','d','i','t',0}; #define NUMCLASSWORDS 4 #define IS_WNDPROC_HANDLE(x) (((ULONG_PTR)(x) >> 16) == (~0u >> 16)) static LRESULT WINAPI ClassTest_WndProc (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { if (msg == WM_NCCREATE) return 1; return DefWindowProcW (hWnd, msg, wParam, lParam); } static LRESULT WINAPI ClassTest_WndProc2 (HWND hWnd, UINT msg, WPARAM wParam, LPARAM lParam) { if (msg == WM_NCCREATE) return 1; return DefWindowProcA (hWnd, msg, wParam, lParam); } /*********************************************************************** */ static void ClassTest(HINSTANCE hInstance, BOOL global) { WNDCLASSW cls, wc; static const WCHAR className[] = {'T','e','s','t','C','l','a','s','s',0}; static const WCHAR winName[] = {'W','i','n','C','l','a','s','s','T','e','s','t',0}; ATOM test_atom; HWND hTestWnd; LONG i; WCHAR str[20]; ATOM classatom; cls.style = CS_HREDRAW | CS_VREDRAW | (global?CS_GLOBALCLASS:0); cls.lpfnWndProc = ClassTest_WndProc; cls.cbClsExtra = NUMCLASSWORDS*sizeof(DWORD); cls.cbWndExtra = 12; cls.hInstance = hInstance; cls.hIcon = LoadIconW (0, (LPWSTR)IDI_APPLICATION); cls.hCursor = LoadCursorW (0, (LPWSTR)IDC_ARROW); cls.hbrBackground = GetStockObject (WHITE_BRUSH); cls.lpszMenuName = 0; cls.lpszClassName = className; classatom=RegisterClassW(&cls); if (!classatom && GetLastError()==ERROR_CALL_NOT_IMPLEMENTED) return; ok(classatom, "failed to register class\n"); ok(!RegisterClassW (&cls), "RegisterClass of the same class should fail for the second time\n"); /* Setup windows */ hTestWnd = CreateWindowW (className, winName, WS_OVERLAPPEDWINDOW + WS_HSCROLL + WS_VSCROLL, CW_USEDEFAULT, 0, CW_USEDEFAULT, 0, 0, 0, hInstance, 0); ok(hTestWnd!=0, "Failed to create window\n"); /* test initial values of valid classwords */ for(i=0; i<NUMCLASSWORDS; i++) { SetLastError(0); ok(!GetClassLongW(hTestWnd,i*sizeof (DWORD)), "GetClassLongW initial value nonzero!\n"); ok(!GetLastError(), "GetClassLongW failed!\n"); } if (0) { /* * GetClassLongW(hTestWnd, NUMCLASSWORDS*sizeof(DWORD)) * does not fail on Win 98, though MSDN says it should */ SetLastError(0); GetClassLongW(hTestWnd, NUMCLASSWORDS*sizeof(DWORD)); ok(GetLastError(), "GetClassLongW() with invalid offset did not fail\n"); } /* set values of valid class words */ for(i=0; i<NUMCLASSWORDS; i++) { SetLastError(0); ok(!SetClassLongW(hTestWnd,i*sizeof(DWORD),i+1), "GetClassLongW(%d) initial value nonzero!\n",i); ok(!GetLastError(), "SetClassLongW(%d) failed!\n",i); } /* test values of valid classwords that we set */ for(i=0; i<NUMCLASSWORDS; i++) { SetLastError(0); ok( (i+1) == GetClassLongW(hTestWnd,i*sizeof (DWORD)), "GetClassLongW value doesn't match what was set!\n"); ok(!GetLastError(), "GetClassLongW failed!\n"); } /* check GetClassName */ i = GetClassNameW(hTestWnd, str, sizeof(str)/sizeof(str[0])); ok(i == lstrlenW(className), "GetClassName returned incorrect length\n"); ok(!lstrcmpW(className,str), "GetClassName returned incorrect name for this window's class\n"); /* check GetClassInfo with our hInstance */ if((test_atom = GetClassInfoW(hInstance, str, &wc))) { ok(test_atom == classatom, "class atom did not match\n"); ok(wc.cbClsExtra == cls.cbClsExtra, "cbClsExtra did not match\n"); ok(wc.cbWndExtra == cls.cbWndExtra, "cbWndExtra did not match\n"); ok(wc.hbrBackground == cls.hbrBackground, "hbrBackground did not match\n"); ok(wc.hCursor== cls.hCursor, "hCursor did not match\n"); ok(wc.hInstance== cls.hInstance, "hInstance did not match\n"); } else ok(FALSE,"GetClassInfo (hinstance) failed!\n"); /* check GetClassInfo with zero hInstance */ if(global) { if((test_atom = GetClassInfoW(0, str, &wc))) { ok(test_atom == classatom, "class atom did not match %x != %x\n", test_atom, classatom); ok(wc.cbClsExtra == cls.cbClsExtra, "cbClsExtra did not match %x!=%x\n",wc.cbClsExtra,cls.cbClsExtra); ok(wc.cbWndExtra == cls.cbWndExtra, "cbWndExtra did not match %x!=%x\n",wc.cbWndExtra,cls.cbWndExtra); ok(wc.hbrBackground == cls.hbrBackground, "hbrBackground did not match %p!=%p\n",wc.hbrBackground,cls.hbrBackground); ok(wc.hCursor== cls.hCursor, "hCursor did not match %p!=%p\n",wc.hCursor,cls.hCursor); ok(!wc.hInstance, "hInstance not zero for global class %p\n",wc.hInstance); } else ok(FALSE,"GetClassInfo (0) failed for global class!\n"); } else { ok(!GetClassInfoW(0, str, &wc), "GetClassInfo (0) succeeded for local class!\n"); } ok(!UnregisterClassW(className, hInstance), "Unregister class succeeded with window existing\n"); ok(DestroyWindow(hTestWnd), "DestroyWindow() failed!\n"); ok(UnregisterClassW(className, hInstance), "UnregisterClass() failed\n"); return; } static void check_style( const char *name, int must_exist, UINT style, UINT ignore ) { WNDCLASS wc; if (GetClassInfo( 0, name, &wc )) { ok( !(~wc.style & style & ~ignore), "System class %s is missing bits %x (%08x/%08x)\n", name, ~wc.style & style, wc.style, style ); ok( !(wc.style & ~style), "System class %s has extra bits %x (%08x/%08x)\n", name, wc.style & ~style, wc.style, style ); } else ok( !must_exist, "System class %s does not exist\n", name ); } /* test styles of system classes */ static void test_styles(void) { /* check style bits */ check_style( "Button", 1, CS_PARENTDC | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, 0 ); check_style( "ComboBox", 1, CS_PARENTDC | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, 0 ); check_style( "Edit", 1, CS_PARENTDC | CS_DBLCLKS, 0 ); check_style( "ListBox", 1, CS_PARENTDC | CS_DBLCLKS, CS_PARENTDC /*FIXME*/ ); check_style( "MDIClient", 1, 0, 0 ); check_style( "ScrollBar", 1, CS_PARENTDC | CS_DBLCLKS | CS_HREDRAW | CS_VREDRAW, 0 ); check_style( "Static", 1, CS_PARENTDC | CS_DBLCLKS, 0 ); check_style( "ComboLBox", 1, CS_SAVEBITS | CS_DBLCLKS, 0 ); check_style( "DDEMLEvent", 0, 0, 0 ); check_style( "Message", 0, 0, 0 ); check_style( "#32768", 1, CS_DROPSHADOW | CS_SAVEBITS | CS_DBLCLKS, CS_DROPSHADOW ); /* menu */ check_style( "#32769", 1, CS_DBLCLKS, 0 ); /* desktop */ check_style( "#32770", 1, CS_SAVEBITS | CS_DBLCLKS, 0 ); /* dialog */ todo_wine { check_style( "#32771", 1, CS_SAVEBITS | CS_HREDRAW | CS_VREDRAW, 0 ); } /* task switch */ check_style( "#32772", 1, 0, 0 ); /* icon title */ } static void check_class_(int line, HINSTANCE inst, const char *name, const char *menu_name) { WNDCLASS wc; UINT atom = GetClassInfo(inst,name,&wc); ok_(__FILE__,line)( atom, "Class %s %p not found\n", name, inst ); if (atom) { if (wc.lpszMenuName && menu_name) ok_(__FILE__,line)( !strcmp( menu_name, wc.lpszMenuName ), "Wrong name %s/%s for class %s %p\n", wc.lpszMenuName, menu_name, name, inst ); else ok_(__FILE__,line)( !menu_name == !wc.lpszMenuName, "Wrong name %p/%p for class %s %p\n", wc.lpszMenuName, menu_name, name, inst ); } } #define check_class(inst,name,menu) check_class_(__LINE__,inst,name,menu) static void check_instance_( int line, const char *name, HINSTANCE inst, HINSTANCE info_inst, HINSTANCE gcl_inst ) { WNDCLASSA wc; HWND hwnd; ok_(__FILE__,line)( GetClassInfo( inst, name, &wc ), "Couldn't find class %s inst %p\n", name, inst ); ok_(__FILE__,line)( wc.hInstance == info_inst, "Wrong info instance %p/%p for class %s\n", wc.hInstance, info_inst, name ); hwnd = CreateWindowExA( 0, name, "test_window", 0, 0, 0, 0, 0, 0, 0, inst, 0 ); ok_(__FILE__,line)( hwnd != NULL, "Couldn't create window for class %s inst %p\n", name, inst ); ok_(__FILE__,line)( (HINSTANCE)GetClassLongPtrA( hwnd, GCLP_HMODULE ) == gcl_inst, "Wrong GCL instance %p/%p for class %s\n", (HINSTANCE)GetClassLongPtrA( hwnd, GCLP_HMODULE ), gcl_inst, name ); ok_(__FILE__,line)( (HINSTANCE)GetWindowLongPtrA( hwnd, GWLP_HINSTANCE ) == inst, "Wrong GWL instance %p/%p for window %s\n", (HINSTANCE)GetWindowLongPtrA( hwnd, GWLP_HINSTANCE ), inst, name ); ok_(__FILE__,line)(!UnregisterClassA(name, inst), "UnregisterClassA should fail while exists a class window\n"); ok_(__FILE__,line)(GetLastError() == ERROR_CLASS_HAS_WINDOWS, "GetLastError() should be set to ERROR_CLASS_HAS_WINDOWS not %d\n", GetLastError()); DestroyWindow(hwnd); } #define check_instance(name,inst,info_inst,gcl_inst) check_instance_(__LINE__,name,inst,info_inst,gcl_inst) struct class_info { const char *name; HINSTANCE inst, info_inst, gcl_inst; }; static DWORD WINAPI thread_proc(void *param) { struct class_info *class_info = param; check_instance(class_info->name, class_info->inst, class_info->info_inst, class_info->gcl_inst); return 0; } static void check_thread_instance( const char *name, HINSTANCE inst, HINSTANCE info_inst, HINSTANCE gcl_inst ) { HANDLE hThread; DWORD tid; struct class_info class_info; class_info.name = name; class_info.inst = inst; class_info.info_inst = info_inst; class_info.gcl_inst = gcl_inst; hThread = CreateThread(NULL, 0, thread_proc, &class_info, 0, &tid); ok(hThread != NULL, "CreateThread failed, error %d\n", GetLastError()); ok(WaitForSingleObject(hThread, INFINITE) == WAIT_OBJECT_0, "WaitForSingleObject failed\n"); CloseHandle(hThread); } /* test various instance parameters */ static void test_instances(void) { WNDCLASSA cls, wc; HWND hwnd, hwnd2; const char *name = "__test__"; HINSTANCE kernel32 = GetModuleHandleA("kernel32"); HINSTANCE user32 = GetModuleHandleA("user32"); HINSTANCE main_module = GetModuleHandleA(NULL); DWORD r; char buffer[0x10]; memset( &cls, 0, sizeof(cls) ); cls.style = CS_HREDRAW | CS_VREDRAW; cls.lpfnWndProc = ClassTest_WndProc; cls.cbClsExtra = 0; cls.cbWndExtra = 0; cls.lpszClassName = name; cls.lpszMenuName = "main_module"; cls.hInstance = main_module; ok( RegisterClassA( &cls ), "Failed to register local class for main module\n" ); check_class( main_module, name, "main_module" ); check_instance( name, main_module, main_module, main_module ); check_thread_instance( name, main_module, main_module, main_module ); cls.lpszMenuName = "kernel32"; cls.hInstance = kernel32; ok( RegisterClassA( &cls ), "Failed to register local class for kernel32\n" ); check_class( kernel32, name, "kernel32" ); check_class( main_module, name, "main_module" ); check_instance( name, kernel32, kernel32, kernel32 ); check_thread_instance( name, kernel32, kernel32, kernel32 ); ok( UnregisterClassA( name, kernel32 ), "Unregister failed for kernel32\n" ); /* Bug 2631 - Supplying an invalid number of bytes fails */ cls.cbClsExtra = 0; cls.cbWndExtra = -1; SetLastError(0xdeadbeef); ok( ((RegisterClassA( &cls ) == 0) && (GetLastError() == ERROR_INVALID_PARAMETER)), "Failed with invalid number of WndExtra bytes\n"); cls.cbClsExtra = -1; cls.cbWndExtra = 0; SetLastError(0xdeadbeef); ok( ((RegisterClassA( &cls ) == 0) && (GetLastError() == ERROR_INVALID_PARAMETER)), "Failed with invalid number of ClsExtra bytes\n"); cls.cbClsExtra = -1; cls.cbWndExtra = -1; SetLastError(0xdeadbeef); ok( ((RegisterClassA( &cls ) == 0) && (GetLastError() == ERROR_INVALID_PARAMETER)), "Failed with invalid number of ClsExtra and cbWndExtra bytes\n"); cls.cbClsExtra = 0; cls.cbWndExtra = 0; SetLastError(0xdeadbeef); /* setting global flag doesn't change status of class */ hwnd = CreateWindowExA( 0, name, "test", 0, 0, 0, 0, 0, 0, 0, main_module, 0 ); ok( hwnd != 0, "CreateWindow failed error %u\n", GetLastError()); SetClassLongA( hwnd, GCL_STYLE, CS_GLOBALCLASS ); cls.lpszMenuName = "kernel32"; cls.hInstance = kernel32; ok( RegisterClassA( &cls ), "Failed to register local class for kernel32\n" ); check_class( kernel32, name, "kernel32" ); check_class( main_module, name, "main_module" ); check_instance( name, kernel32, kernel32, kernel32 ); check_instance( name, main_module, main_module, main_module ); check_thread_instance( name, kernel32, kernel32, kernel32 ); check_thread_instance( name, main_module, main_module, main_module ); ok( UnregisterClassA( name, kernel32 ), "Unregister failed for kernel32\n" ); /* changing the instance doesn't make it global */ SetClassLongPtrA( hwnd, GCLP_HMODULE, 0 ); ok( RegisterClassA( &cls ), "Failed to register local class for kernel32\n" ); check_class( kernel32, name, "kernel32" ); check_instance( name, kernel32, kernel32, kernel32 ); check_thread_instance( name, kernel32, kernel32, kernel32 ); ok( !GetClassInfo( 0, name, &wc ), "Class found with null instance\n" ); ok( UnregisterClassA( name, kernel32 ), "Unregister failed for kernel32\n" ); /* GetClassInfo with instance 0 finds user32 instance */ SetClassLongPtrA( hwnd, GCLP_HMODULE, (LONG_PTR)user32 ); ok( RegisterClassA( &cls ), "Failed to register local class for kernel32\n" ); check_class( kernel32, name, "kernel32" ); check_class( user32, name, "main_module" ); check_class( 0, name, "main_module" ); check_instance( name, kernel32, kernel32, kernel32 ); check_instance( name, user32, 0, user32 ); check_instance( name, 0, 0, kernel32 ); check_thread_instance( name, kernel32, kernel32, kernel32 ); check_thread_instance( name, user32, 0, user32 ); check_thread_instance( name, 0, 0, kernel32 ); ok( UnregisterClassA( name, kernel32 ), "Unregister failed for kernel32\n" ); SetClassLongPtrA( hwnd, GCLP_HMODULE, 0x12345678 ); ok( RegisterClassA( &cls ), "Failed to register local class for kernel32\n" ); check_class( kernel32, name, "kernel32" ); check_class( (HINSTANCE)0x12345678, name, "main_module" ); check_instance( name, kernel32, kernel32, kernel32 ); check_instance( name, (HINSTANCE)0x12345678, (HINSTANCE)0x12345678, (HINSTANCE)0x12345678 ); check_thread_instance( name, kernel32, kernel32, kernel32 ); check_thread_instance( name, (HINSTANCE)0x12345678, (HINSTANCE)0x12345678, (HINSTANCE)0x12345678 ); ok( !GetClassInfo( 0, name, &wc ), "Class found with null instance\n" ); /* creating a window with instance 0 uses the first class found */ cls.hInstance = (HINSTANCE)0xdeadbeef; cls.lpszMenuName = "deadbeef"; cls.style = 3; ok( RegisterClassA( &cls ), "Failed to register local class for deadbeef\n" ); hwnd2 = CreateWindowExA( 0, name, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL, 0 ); ok( GetClassLongPtrA( hwnd2, GCLP_HMODULE ) == 0xdeadbeef, "Didn't get deadbeef class for null instance\n" ); DestroyWindow( hwnd2 ); ok( UnregisterClassA( name, (HINSTANCE)0xdeadbeef ), "Unregister failed for deadbeef\n" ); hwnd2 = CreateWindowExA( 0, name, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL, 0 ); ok( (HINSTANCE)GetClassLongPtrA( hwnd2, GCLP_HMODULE ) == kernel32, "Didn't get kernel32 class for null instance\n" ); DestroyWindow( hwnd2 ); r = GetClassName( hwnd, buffer, 4 ); ok( r == 3, "expected 3, got %d\n", r ); ok( !strcmp( buffer, "__t"), "name wrong: %s\n", buffer ); ok( UnregisterClassA( name, kernel32 ), "Unregister failed for kernel32\n" ); hwnd2 = CreateWindowExA( 0, name, "test_window", 0, 0, 0, 0, 0, 0, 0, NULL, 0 ); ok( GetClassLongPtrA( hwnd2, GCLP_HMODULE ) == 0x12345678, "Didn't get 12345678 class for null instance\n" ); DestroyWindow( hwnd2 ); SetClassLongPtrA( hwnd, GCLP_HMODULE, (LONG_PTR)main_module ); DestroyWindow( hwnd ); /* null handle means the same thing as main module */ cls.lpszMenuName = "null"; cls.hInstance = 0; ok( !RegisterClassA( &cls ), "Succeeded registering local class for null instance\n" ); ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS, "Wrong error code %d\n", GetLastError() ); ok( UnregisterClassA( name, main_module ), "Unregister failed for main module\n" ); ok( RegisterClassA( &cls ), "Failed to register local class for null instance\n" ); /* must be found with main module handle */ check_class( main_module, name, "null" ); check_instance( name, main_module, main_module, main_module ); check_thread_instance( name, main_module, main_module, main_module ); ok( !GetClassInfo( 0, name, &wc ), "Class found with null instance\n" ); ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST, "Wrong error code %d\n", GetLastError() ); ok( UnregisterClassA( name, 0 ), "Unregister failed for null instance\n" ); /* registering for user32 always fails */ cls.lpszMenuName = "user32"; cls.hInstance = user32; ok( !RegisterClassA( &cls ), "Succeeded registering local class for user32\n" ); ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error code %d\n", GetLastError() ); cls.style |= CS_GLOBALCLASS; ok( !RegisterClassA( &cls ), "Succeeded registering global class for user32\n" ); ok( GetLastError() == ERROR_INVALID_PARAMETER, "Wrong error code %d\n", GetLastError() ); /* unregister is OK though */ cls.hInstance = main_module; ok( RegisterClassA( &cls ), "Failed to register global class for main module\n" ); ok( UnregisterClassA( name, user32 ), "Unregister failed for user32\n" ); /* instance doesn't matter for global class */ cls.style |= CS_GLOBALCLASS; cls.lpszMenuName = "main_module"; cls.hInstance = main_module; ok( RegisterClassA( &cls ), "Failed to register global class for main module\n" ); cls.lpszMenuName = "kernel32"; cls.hInstance = kernel32; ok( !RegisterClassA( &cls ), "Succeeded registering local class for kernel32\n" ); ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS, "Wrong error code %d\n", GetLastError() ); /* even if global flag is cleared */ hwnd = CreateWindowExA( 0, name, "test", 0, 0, 0, 0, 0, 0, 0, main_module, 0 ); SetClassLongA( hwnd, GCL_STYLE, 0 ); ok( !RegisterClassA( &cls ), "Succeeded registering local class for kernel32\n" ); ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS, "Wrong error code %d\n", GetLastError() ); check_class( main_module, name, "main_module" ); check_class( kernel32, name, "main_module" ); check_class( 0, name, "main_module" ); check_class( (HINSTANCE)0x12345678, name, "main_module" ); check_instance( name, main_module, main_module, main_module ); check_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, main_module ); check_thread_instance( name, main_module, main_module, main_module ); check_thread_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, main_module ); /* changing the instance for global class doesn't make much difference */ SetClassLongPtrA( hwnd, GCLP_HMODULE, 0xdeadbeef ); check_instance( name, main_module, main_module, (HINSTANCE)0xdeadbeef ); check_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef ); check_thread_instance( name, main_module, main_module, (HINSTANCE)0xdeadbeef ); check_thread_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef ); DestroyWindow( hwnd ); ok( UnregisterClassA( name, (HINSTANCE)0x87654321 ), "Unregister failed for main module global\n" ); ok( !UnregisterClassA( name, (HINSTANCE)0x87654321 ), "Unregister succeeded the second time\n" ); ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST, "Wrong error code %d\n", GetLastError() ); cls.hInstance = (HINSTANCE)0x12345678; ok( RegisterClassA( &cls ), "Failed to register global class for dummy instance\n" ); check_instance( name, main_module, main_module, (HINSTANCE)0x12345678 ); check_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, (HINSTANCE)0x12345678 ); check_thread_instance( name, main_module, main_module, (HINSTANCE)0x12345678 ); check_thread_instance( name, (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, (HINSTANCE)0x12345678 ); ok( UnregisterClassA( name, (HINSTANCE)0x87654321 ), "Unregister failed for main module global\n" ); /* check system classes */ /* we cannot register a global class with the name of a system class */ cls.style |= CS_GLOBALCLASS; cls.lpszMenuName = "button_main_module"; cls.lpszClassName = "BUTTON"; cls.hInstance = main_module; ok( !RegisterClassA( &cls ), "Succeeded registering global button class for main module\n" ); ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS, "Wrong error code %d\n", GetLastError() ); cls.hInstance = kernel32; ok( !RegisterClassA( &cls ), "Succeeded registering global button class for kernel32\n" ); ok( GetLastError() == ERROR_CLASS_ALREADY_EXISTS, "Wrong error code %d\n", GetLastError() ); /* local class is OK however */ cls.style &= ~CS_GLOBALCLASS; cls.lpszMenuName = "button_main_module"; cls.hInstance = main_module; ok( RegisterClassA( &cls ), "Failed to register local button class for main module\n" ); check_class( main_module, "BUTTON", "button_main_module" ); cls.lpszMenuName = "button_kernel32"; cls.hInstance = kernel32; ok( RegisterClassA( &cls ), "Failed to register local button class for kernel32\n" ); check_class( kernel32, "BUTTON", "button_kernel32" ); check_class( main_module, "BUTTON", "button_main_module" ); ok( UnregisterClassA( "BUTTON", kernel32 ), "Unregister failed for kernel32 button\n" ); ok( UnregisterClassA( "BUTTON", main_module ), "Unregister failed for main module button\n" ); /* GetClassInfo sets instance to passed value for global classes */ check_instance( "BUTTON", 0, 0, user32 ); check_instance( "BUTTON", (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, user32 ); check_instance( "BUTTON", user32, 0, user32 ); check_thread_instance( "BUTTON", 0, 0, user32 ); check_thread_instance( "BUTTON", (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, user32 ); check_thread_instance( "BUTTON", user32, 0, user32 ); /* we can unregister system classes */ ok( GetClassInfo( 0, "BUTTON", &wc ), "Button class not found with null instance\n" ); ok( GetClassInfo( kernel32, "BUTTON", &wc ), "Button class not found with kernel32\n" ); ok( UnregisterClass( "BUTTON", (HINSTANCE)0x12345678 ), "Failed to unregister button\n" ); ok( !UnregisterClass( "BUTTON", (HINSTANCE)0x87654321 ), "Unregistered button a second time\n" ); ok( GetLastError() == ERROR_CLASS_DOES_NOT_EXIST, "Wrong error code %d\n", GetLastError() ); ok( !GetClassInfo( 0, "BUTTON", &wc ), "Button still exists\n" ); /* last error not set reliably */ /* we can change the instance of a system class */ check_instance( "EDIT", (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, user32 ); check_thread_instance( "EDIT", (HINSTANCE)0xdeadbeef, (HINSTANCE)0xdeadbeef, user32 ); hwnd = CreateWindowExA( 0, "EDIT", "test", 0, 0, 0, 0, 0, 0, 0, main_module, 0 ); SetClassLongPtrA( hwnd, GCLP_HMODULE, 0xdeadbeef ); check_instance( "EDIT", (HINSTANCE)0x12345678, (HINSTANCE)0x12345678, (HINSTANCE)0xdeadbeef ); check_thread_instance( "EDIT", (HINSTANCE)0x12345678, (HINSTANCE)0x12345678, (HINSTANCE)0xdeadbeef ); } static void test_builtinproc(void) { /* Edit behaves differently */ static const CHAR NORMAL_CLASSES[][10] = { "Button", "Static", "ComboBox", "ComboLBox", "ListBox", "ScrollBar", "#32770", /* dialog */ }; static const int NUM_NORMAL_CLASSES = (sizeof(NORMAL_CLASSES)/sizeof(NORMAL_CLASSES[0])); static const char classA[] = "deftest"; static const WCHAR classW[] = {'d','e','f','t','e','s','t',0}; WCHAR unistring[] = {0x142, 0x40e, 0x3b4, 0}; /* a string that would be destroyed by a W->A->W conversion */ WNDPROC pDefWindowProcA, pDefWindowProcW; WNDPROC oldproc; WNDCLASSEXA cls; /* the memory layout of WNDCLASSEXA and WNDCLASSEXW is the same */ WCHAR buf[128]; ATOM atom; HWND hwnd; int i; pDefWindowProcA = GetProcAddress(GetModuleHandle("user32.dll"), "DefWindowProcA"); pDefWindowProcW = GetProcAddress(GetModuleHandle("user32.dll"), "DefWindowProcW"); for (i = 0; i < 4; i++) { ZeroMemory(&cls, sizeof(cls)); cls.cbSize = sizeof(cls); cls.hInstance = GetModuleHandle(NULL); cls.hbrBackground = GetStockObject (WHITE_BRUSH); if (i & 1) cls.lpfnWndProc = pDefWindowProcA; else cls.lpfnWndProc = pDefWindowProcW; if (i & 2) { cls.lpszClassName = classA; atom = RegisterClassExA(&cls); } else { cls.lpszClassName = (LPCSTR)classW; atom = RegisterClassExW((WNDCLASSEXW *)&cls); } ok(atom != 0, "Couldn't register class, i=%d, %d\n", i, GetLastError()); hwnd = CreateWindowA(classA, NULL, 0, 0, 0, 100, 100, NULL, NULL, GetModuleHandle(NULL), NULL); ok(hwnd != NULL, "Couldn't create window i=%d\n", i); ok(GetWindowLongPtrA(hwnd, GWLP_WNDPROC) == (LONG_PTR)pDefWindowProcA, "Wrong ANSI wndproc: %p vs %p\n", (void *)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), pDefWindowProcA); ok(GetClassLongPtrA(hwnd, GCLP_WNDPROC) == (ULONG_PTR)pDefWindowProcA, "Wrong ANSI wndproc: %p vs %p\n", (void *)GetClassLongPtrA(hwnd, GCLP_WNDPROC), pDefWindowProcA); ok(GetWindowLongPtrW(hwnd, GWLP_WNDPROC) == (LONG_PTR)pDefWindowProcW, "Wrong Unicode wndproc: %p vs %p\n", (void *)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), pDefWindowProcW); ok(GetClassLongPtrW(hwnd, GCLP_WNDPROC) == (ULONG_PTR)pDefWindowProcW, "Wrong Unicode wndproc: %p vs %p\n", (void *)GetClassLongPtrW(hwnd, GCLP_WNDPROC), pDefWindowProcW); DestroyWindow(hwnd); UnregisterClass((LPSTR)(DWORD_PTR)atom, GetModuleHandle(NULL)); } /* built-in winproc - window A/W type automatically detected */ ZeroMemory(&cls, sizeof(cls)); cls.cbSize = sizeof(cls); cls.hInstance = GetModuleHandle(NULL); cls.hbrBackground = GetStockObject (WHITE_BRUSH); cls.lpszClassName = classA; cls.lpfnWndProc = pDefWindowProcW; atom = RegisterClassExA(&cls); hwnd = CreateWindowExW(0, classW, NULL, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, GetModuleHandleA(NULL), 0); ok(IsWindowUnicode(hwnd), "Windows should be Unicode\n"); SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (LONG_PTR)pDefWindowProcA); ok(IsWindowUnicode(hwnd), "Windows should have remained Unicode\n"); ok(GetWindowLongPtrW(hwnd, GWLP_WNDPROC) == (LONG_PTR)pDefWindowProcW, "Invalid ANSI winproc\n"); ok(GetWindowLongPtrA(hwnd, GWLP_WNDPROC) == (LONG_PTR)pDefWindowProcA, "Invalid Unicode winproc\n"); SetWindowLongPtrA(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc); ok(IsWindowUnicode(hwnd) == FALSE, "SetWindowLongPtrA should have switched window to ANSI\n"); DestroyWindow(hwnd); UnregisterClass((LPSTR)(DWORD_PTR)atom, GetModuleHandle(NULL)); /* custom winproc - the same function can be used as both A and W*/ ZeroMemory(&cls, sizeof(cls)); cls.cbSize = sizeof(cls); cls.hInstance = GetModuleHandle(NULL); cls.hbrBackground = GetStockObject (WHITE_BRUSH); cls.lpszClassName = classA; cls.lpfnWndProc = ClassTest_WndProc2; atom = RegisterClassExA(&cls); hwnd = CreateWindowExW(0, classW, NULL, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, GetModuleHandleA(NULL), 0); ok(IsWindowUnicode(hwnd) == FALSE, "Window should be ANSI\n"); SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc); ok(IsWindowUnicode(hwnd), "SetWindowLongPtrW should have changed window to Unicode\n"); SetWindowLongPtrA(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc); ok(IsWindowUnicode(hwnd) == FALSE, "SetWindowLongPtrA should have changed window to ANSI\n"); DestroyWindow(hwnd); UnregisterClass((LPSTR)(DWORD_PTR)atom, GetModuleHandle(NULL)); /* For most of the builtin controls both GetWindowLongPtrA and W returns a pointer that is executed directly * by CallWindowProcA/W */ for (i = 0; i < NUM_NORMAL_CLASSES; i++) { WNDPROC procA, procW; hwnd = CreateWindowExA(0, NORMAL_CLASSES[i], classA, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, NULL, 0); ok(hwnd != NULL, "Couldn't create window of class %s\n", NORMAL_CLASSES[i]); SetWindowText(hwnd, classA); /* ComboBox needs this */ procA = (WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC); procW = (WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC); ok(!IS_WNDPROC_HANDLE(procA), "procA should not be a handle for %s (%p)\n", NORMAL_CLASSES[i], procA); ok(!IS_WNDPROC_HANDLE(procW), "procW should not be a handle for %s (%p)\n", NORMAL_CLASSES[i], procW); CallWindowProcA(procA, hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT A/A invalid return for class %s\n", NORMAL_CLASSES[i]); CallWindowProcA(procW, hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classW, sizeof(classW)) == 0, "WM_GETTEXT A/W invalid return for class %s\n", NORMAL_CLASSES[i]); CallWindowProcW(procA, hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT W/A invalid return for class %s\n", NORMAL_CLASSES[i]); CallWindowProcW(procW, hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classW, sizeof(classW)) == 0, "WM_GETTEXT W/W invalid return for class %s\n", NORMAL_CLASSES[i]); oldproc = (WNDPROC)SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc); ok(IS_WNDPROC_HANDLE(oldproc) == FALSE, "Class %s shouldn't return a handle\n", NORMAL_CLASSES[i]); DestroyWindow(hwnd); } /* Edit controls are special - they return a wndproc handle when GetWindowLongPtr is called with a different A/W. * On the other hand there is no W->A->W conversion so this control is treated specially. */ hwnd = CreateWindowW(WC_EDITW, unistring, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, NULL, 0); /* GetClassLongPtr returns that both the Unicode and ANSI wndproc */ ok(IS_WNDPROC_HANDLE(GetClassLongPtrA(hwnd, GCLP_WNDPROC)) == FALSE, "Edit control class should have a Unicode wndproc\n"); ok(IS_WNDPROC_HANDLE(GetClassLongPtrW(hwnd, GCLP_WNDPROC)) == FALSE, "Edit control class should have a ANSI wndproc\n"); /* But GetWindowLongPtr returns only a handle for the ANSI one */ ok(IS_WNDPROC_HANDLE(GetWindowLongPtrA(hwnd, GWLP_WNDPROC)), "Edit control should return a wndproc handle\n"); ok(!IS_WNDPROC_HANDLE(GetWindowLongPtrW(hwnd, GWLP_WNDPROC)), "Edit control shouldn't return a W wndproc handle\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcA((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); SetWindowTextW(hwnd, classW); CallWindowProcA((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); oldproc = (WNDPROC)SetWindowLongPtrA(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc2); /* SetWindowLongPtr returns a wndproc handle - like GetWindowLongPtr */ ok(IS_WNDPROC_HANDLE(oldproc), "Edit control should return a wndproc handle\n"); ok(IsWindowUnicode(hwnd) == FALSE, "SetWindowLongPtrA should have changed window to ANSI\n"); SetWindowTextA(hwnd, classA); /* Windows resets the title to WideStringToMultiByte(unistring) */ memset(buf, 0, sizeof(buf)); CallWindowProcA((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcA((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classW, sizeof(classW)) == 0, "WM_GETTEXT invalid return\n"); DestroyWindow(hwnd); hwnd = CreateWindowA(WC_EDITA, classA, WS_OVERLAPPEDWINDOW, CW_USEDEFAULT, CW_USEDEFAULT, 680, 260, NULL, NULL, NULL, 0); /* GetClassLongPtr returns that both the Unicode and ANSI wndproc */ ok(!IS_WNDPROC_HANDLE(GetClassLongPtrA(hwnd, GCLP_WNDPROC)), "Edit control class should have a Unicode wndproc\n"); ok(!IS_WNDPROC_HANDLE(GetClassLongPtrW(hwnd, GCLP_WNDPROC)), "Edit control class should have a ANSI wndproc\n"); /* But GetWindowLongPtr returns only a handle for the Unicode one */ ok(!IS_WNDPROC_HANDLE(GetWindowLongPtrA(hwnd, GWLP_WNDPROC)), "Edit control shouldn't return an A wndproc handle\n"); ok(IS_WNDPROC_HANDLE(GetWindowLongPtrW(hwnd, GWLP_WNDPROC)), "Edit control should return a wndproc handle\n"); CallWindowProcA((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcA((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classW, sizeof(classW)) == 0, "WM_GETTEXT invalid return\n"); SetWindowLongPtrW(hwnd, GWLP_WNDPROC, (LONG_PTR)ClassTest_WndProc); SetWindowTextW(hwnd, unistring); CallWindowProcW((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcA((WNDPROC)GetWindowLongPtrW(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); CallWindowProcW((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, unistring, sizeof(unistring)) == 0, "WM_GETTEXT invalid return\n"); SetWindowTextW(hwnd, classW); CallWindowProcA((WNDPROC)GetWindowLongPtrA(hwnd, GWLP_WNDPROC), hwnd, WM_GETTEXT, 120, (LPARAM)buf); ok(memcmp(buf, classA, sizeof(classA)) == 0, "WM_GETTEXT invalid return\n"); DestroyWindow(hwnd); } static LRESULT WINAPI TestDlgProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam) { return DefWindowProc(hWnd, uMsg, wParam, lParam); } static BOOL RegisterTestDialog(HINSTANCE hInstance) { WNDCLASSEX wcx; ATOM atom = 0; ZeroMemory(&wcx, sizeof(WNDCLASSEX)); wcx.cbSize = sizeof(wcx); wcx.lpfnWndProc = TestDlgProc; wcx.cbClsExtra = 0; wcx.cbWndExtra = DLGWINDOWEXTRA; wcx.hInstance = hInstance; wcx.hIcon = LoadIcon(NULL, IDI_APPLICATION); wcx.hCursor = LoadCursor(NULL, IDC_ARROW); wcx.hbrBackground = GetStockObject(WHITE_BRUSH); wcx.lpszClassName = "TestDialog"; wcx.lpszMenuName = "TestDialog"; wcx.hIconSm = LoadImage(hInstance, MAKEINTRESOURCE(5), IMAGE_ICON, GetSystemMetrics(SM_CXSMICON), GetSystemMetrics(SM_CYSMICON), LR_DEFAULTCOLOR); atom = RegisterClassEx(&wcx); ok(atom != 0, "RegisterClassEx returned 0\n"); return atom; } /* test registering a dialog box created by using the CLASS directive in a resource file, then test creating the dialog using CreateDialogParam. */ static void CreateDialogParamTest(HINSTANCE hInstance) { HWND hWndMain; if (RegisterTestDialog(hInstance)) { hWndMain = CreateDialogParam(hInstance, "CLASS_TEST_DIALOG", NULL, 0, 0); ok(hWndMain != NULL, "CreateDialogParam returned NULL\n"); ShowWindow(hWndMain, SW_SHOW); DestroyWindow(hWndMain); } } START_TEST(class) { HANDLE hInstance = GetModuleHandleA( NULL ); if (!GetModuleHandleW(0)) { trace("Class test is incompatible with Win9x implementation, skipping\n"); return; } ClassTest(hInstance,FALSE); ClassTest(hInstance,TRUE); CreateDialogParamTest(hInstance); test_styles(); test_builtinproc(); /* this test unregisters the Button class so it should be executed at the end */ test_instances(); }