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Only install the keyboard hook on device creation.

This commit is contained in:
Ove Kaaven 2003-02-11 22:10:11 +00:00 committed by Alexandre Julliard
parent fa05849e67
commit bed2b9c3dc
3 changed files with 34 additions and 8 deletions
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2
dlls/dinput/dinput_main.c
View File

@ -58,10 +58,8 @@ BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserv)
{
case DLL_PROCESS_ATTACH:
DINPUT_instance = inst;
keyboard_hook = SetWindowsHookExW( WH_KEYBOARD_LL, KeyboardCallback, inst, 0 );
break;
case DLL_PROCESS_DETACH:
UnhookWindowsHookEx(keyboard_hook);
break;
}
return TRUE;

4
dlls/dinput/dinput_private.h
View File

@ -42,10 +42,6 @@ typedef struct dinput_device {
extern void dinput_register_device(dinput_device *device) ;
HHOOK keyboard_hook;
LRESULT CALLBACK KeyboardCallback( int code, WPARAM wparam, LPARAM lparam );
extern HINSTANCE DINPUT_instance;
#endif /* __WINE_DLLS_DINPUT_DINPUT_PRIVATE_H */

36
dlls/dinput/keyboard/main.c
View File

@ -70,7 +70,9 @@ but 'DI_LOSTFOCUS' and 'DI_UNACQUIRED' exist for a reason.
static BYTE DInputKeyState[256]; /* array for 'GetDeviceState' */
HHOOK keyboard_hook;
static CRITICAL_SECTION keyboard_crit = CRITICAL_SECTION_INIT("dinput_keyboard");
static DWORD keyboard_users;
static HHOOK keyboard_hook;
LRESULT CALLBACK KeyboardCallback( int code, WPARAM wparam, LPARAM lparam )
{
@ -162,6 +164,11 @@ static SysKeyboardAImpl *alloc_device(REFGUID rguid, LPVOID kvt, IDirectInputAIm
memcpy(&(newDevice->guid),rguid,sizeof(*rguid));
newDevice->dinput = dinput;
EnterCriticalSection(&keyboard_crit);
if (!keyboard_users++)
keyboard_hook = SetWindowsHookExW( WH_KEYBOARD_LL, KeyboardCallback, DINPUT_instance, 0 );
LeaveCriticalSection(&keyboard_crit);
return newDevice;
}
@ -193,6 +200,31 @@ static dinput_device keyboarddev = {
DECL_GLOBAL_CONSTRUCTOR(keyboarddev_register) { dinput_register_device(&keyboarddev); }
static ULONG WINAPI SysKeyboardAImpl_Release(LPDIRECTINPUTDEVICE8A iface)
{
ICOM_THIS(SysKeyboardAImpl,iface);
This->ref--;
if (This->ref)
return This->ref;
EnterCriticalSection(&keyboard_crit);
if (!--keyboard_users) {
UnhookWindowsHookEx( keyboard_hook );
keyboard_hook = 0;
}
LeaveCriticalSection(&keyboard_crit);
/* Free the data queue */
if (This->buffer != NULL)
HeapFree(GetProcessHeap(),0,This->buffer);
DeleteCriticalSection(&(This->crit));
HeapFree(GetProcessHeap(),0,This);
return 0;
}
static HRESULT WINAPI SysKeyboardAImpl_SetProperty(
LPDIRECTINPUTDEVICE8A iface,REFGUID rguid,LPCDIPROPHEADER ph
)
@ -400,7 +432,7 @@ static ICOM_VTABLE(IDirectInputDevice8A) SysKeyboardAvt =
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
IDirectInputDevice2AImpl_QueryInterface,
IDirectInputDevice2AImpl_AddRef,
IDirectInputDevice2AImpl_Release,
SysKeyboardAImpl_Release,
SysKeyboardAImpl_GetCapabilities,
IDirectInputDevice2AImpl_EnumObjects,
IDirectInputDevice2AImpl_GetProperty,