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user32: Enable window class redirection.

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Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Nikolay Sivov 2018-01-26 14:51:41 +03:00 committed by Alexandre Julliard
parent 31c7a7157d
commit bdb048a50e
2 changed files with 69 additions and 19 deletions
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79
dlls/user32/class.c
View file

@ -161,6 +161,32 @@ static BOOL is_comctl32_class( const WCHAR *name )
return FALSE;
}
static BOOL is_builtin_class( const WCHAR *name )
{
static const WCHAR classesW[][20] =
{
{'B','u','t','t','o','n',0},
{'C','o','m','b','o','B','o','x',0},
{'C','o','m','b','o','L','B','o','x',0},
{'E','d','i','t',0},
{'I','M','E',0},
{'L','i','s','t','B','o','x',0},
{'M','D','I','C','l','i','e','n','t',0},
{'S','c','r','o','l','l','b','a','r',0},
{'S','t','a','t','i','c',0},
};
int min = 0, max = (sizeof(classesW) / sizeof(classesW[0])) - 1;
while (min <= max)
{
int res, pos = (min + max) / 2;
if (!(res = strcmpiW( name, classesW[pos] ))) return TRUE;
if (res < 0) max = pos - 1;
else min = pos + 1;
}
return FALSE;
}
/***********************************************************************
* set_server_info
@ -299,6 +325,32 @@ static void CLASS_FreeClass( CLASS *classPtr )
USER_Unlock();
}
static const WCHAR *CLASS_GetVersionedName( const WCHAR *name )
{
ACTCTX_SECTION_KEYED_DATA data;
struct wndclass_redirect_data
{
ULONG size;
DWORD res;
ULONG name_len;
ULONG name_offset;
ULONG module_len;
ULONG module_offset;
} *wndclass;
if (IS_INTRESOURCE( name ))
return name;
if (is_comctl32_class( name ) || is_builtin_class( name ))
return name;
data.cbSize = sizeof(data);
if (!FindActCtxSectionStringW(0, NULL, ACTIVATION_CONTEXT_SECTION_WINDOW_CLASS_REDIRECTION, name, &data))
return name;
wndclass = (struct wndclass_redirect_data *)data.lpData;
return (const WCHAR *)((BYTE *)wndclass + wndclass->name_offset);
}
/***********************************************************************
* CLASS_FindClass
@ -315,6 +367,8 @@ static CLASS *CLASS_FindClass( LPCWSTR name, HINSTANCE hinstance )
if (!name) return NULL;
name = CLASS_GetVersionedName( name );
for (;;)
{
USER_Lock();
@ -561,6 +615,8 @@ ATOM WINAPI RegisterClassW( const WNDCLASSW* wc )
*/
ATOM WINAPI RegisterClassExA( const WNDCLASSEXA* wc )
{
const WCHAR *classname = NULL;
WCHAR name[MAX_ATOM_LEN + 1];
ATOM atom;
CLASS *classPtr;
HINSTANCE instance;
@ -577,10 +633,9 @@ ATOM WINAPI RegisterClassExA( const WNDCLASSEXA* wc )
if (!IS_INTRESOURCE(wc->lpszClassName))
{
WCHAR name[MAX_ATOM_LEN + 1];
if (!MultiByteToWideChar( CP_ACP, 0, wc->lpszClassName, -1, name, MAX_ATOM_LEN + 1 )) return 0;
classPtr = CLASS_RegisterClass( name, instance, !(wc->style & CS_GLOBALCLASS),
classname = CLASS_GetVersionedName( name );
classPtr = CLASS_RegisterClass( classname, instance, !(wc->style & CS_GLOBALCLASS),
wc->style, wc->cbClsExtra, wc->cbWndExtra );
}
else
@ -592,9 +647,9 @@ ATOM WINAPI RegisterClassExA( const WNDCLASSEXA* wc )
if (!classPtr) return 0;
atom = classPtr->atomName;
TRACE("name=%s atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
debugstr_a(wc->lpszClassName), atom, wc->lpfnWndProc, instance, wc->hbrBackground,
wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
TRACE("name=%s%s%s atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
debugstr_a(wc->lpszClassName), classname != name ? "->" : "", classname != name ? debugstr_w(classname) : "",
atom, wc->lpfnWndProc, instance, wc->hbrBackground, wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
classPtr->hIcon = wc->hIcon;
classPtr->hIconSm = wc->hIconSm;
@ -617,6 +672,7 @@ ATOM WINAPI RegisterClassExA( const WNDCLASSEXA* wc )
*/
ATOM WINAPI RegisterClassExW( const WNDCLASSEXW* wc )
{
const WCHAR *classname;
ATOM atom;
CLASS *classPtr;
HINSTANCE instance;
@ -631,15 +687,17 @@ ATOM WINAPI RegisterClassExW( const WNDCLASSEXW* wc )
}
if (!(instance = wc->hInstance)) instance = GetModuleHandleW( NULL );
if (!(classPtr = CLASS_RegisterClass( wc->lpszClassName, instance, !(wc->style & CS_GLOBALCLASS),
classname = CLASS_GetVersionedName( wc->lpszClassName );
if (!(classPtr = CLASS_RegisterClass( classname, instance, !(wc->style & CS_GLOBALCLASS),
wc->style, wc->cbClsExtra, wc->cbWndExtra )))
return 0;
atom = classPtr->atomName;
TRACE("name=%s atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
debugstr_w(wc->lpszClassName), atom, wc->lpfnWndProc, instance, wc->hbrBackground,
wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
TRACE("name=%s%s%s atom=%04x wndproc=%p hinst=%p bg=%p style=%08x clsExt=%d winExt=%d class=%p\n",
debugstr_w(wc->lpszClassName), classname != wc->lpszClassName ? "->" : "",
classname != wc->lpszClassName ? debugstr_w(classname) : "", atom, wc->lpfnWndProc, instance,
wc->hbrBackground, wc->style, wc->cbClsExtra, wc->cbWndExtra, classPtr );
classPtr->hIcon = wc->hIcon;
classPtr->hIconSm = wc->hIconSm;
@ -682,6 +740,7 @@ BOOL WINAPI UnregisterClassW( LPCWSTR className, HINSTANCE hInstance )
GetDesktopWindow(); /* create the desktop window to trigger builtin class registration */
className = CLASS_GetVersionedName( className );
SERVER_START_REQ( destroy_class )
{
req->instance = wine_server_client_ptr( hInstance );

9
dlls/user32/tests/class.c
View file

@ -1243,7 +1243,6 @@ static void test_actctx_classes(void)
ok(ret, "Failed to get class info.\n");
ret = GetClassInfoA(hinst, "4.3.2.1!MyTestClass", &wc);
todo_wine
ok(ret, "Failed to get class info.\n");
ret = UnregisterClassA("MyTestClass", hinst);
@ -1262,7 +1261,6 @@ todo_wine
wc.lpszClassName = "MyTestClass";
class = RegisterClassA(&wc);
todo_wine
ok(class == 0, "Expected failure.\n");
ret = DeactivateActCtx(0, cookie);
@ -1277,28 +1275,23 @@ todo_wine
wc.lpszClassName = "MyTestClass";
class = RegisterClassA(&wc);
todo_wine
ok(class != 0, "Failed to register class\n");
ret = DeactivateActCtx(0, cookie);
ok(ret, "Failed to deactivate context.\n");
ret = GetClassInfoA(hinst, "MyTestClass", &wc);
todo_wine
ok(!ret, "Expected failure.\n");
ret = GetClassInfoA(hinst, "4.3.2.1!MyTestClass", &wc);
todo_wine
ok(ret, "Failed to get class info.\n");
ret = UnregisterClassA("4.3.2.1!MyTestClass", hinst);
todo_wine
ok(ret, "Failed to unregister class.\n");
/* Register regular name first, it's not considered when versioned name is registered. */
wc.lpszClassName = "MyTestClass";
class = RegisterClassA(&wc);
todo_wine
ok(class != 0, "Failed to register class.\n");
ret = ActivateActCtx(context, &cookie);
@ -1306,14 +1299,12 @@ todo_wine
wc.lpszClassName = "MyTestClass";
class = RegisterClassA(&wc);
todo_wine
ok(class != 0, "Failed to register class.\n");
ret = DeactivateActCtx(0, cookie);
ok(ret, "Failed to deactivate context.\n");
ret = UnregisterClassA("4.3.2.1!MyTestClass", hinst);
todo_wine
ok(ret, "Failed to unregister class.\n");
ret = UnregisterClassA("MyTestClass", hinst);