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dinput: Use CALLWINDPROC hook to monitor focus loses away from acquired windows.

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This commit is contained in:
Vitaliy Margolen 2007-07-15 10:40:00 -06:00 committed by Alexandre Julliard
parent 233cd46a22
commit 41ce4a0158
2 changed files with 58 additions and 1 deletions
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58
dlls/dinput/dinput_main.c
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@ -848,6 +848,41 @@ static LRESULT CALLBACK LL_hook_proc( int code, WPARAM wparam, LPARAM lparam )
return CallNextHookEx( 0, code, wparam, lparam );
}
static LRESULT CALLBACK callwndproc_proc( int code, WPARAM wparam, LPARAM lparam )
{
CWPSTRUCT *msg = (CWPSTRUCT *)lparam;
IDirectInputImpl *dinput;
HWND foreground;
if (code != HC_ACTION || msg->message != WM_KILLFOCUS)
return CallNextHookEx( 0, code, wparam, lparam );
foreground = GetForegroundWindow();
EnterCriticalSection( &dinput_hook_crit );
LIST_FOR_EACH_ENTRY( dinput, &direct_input_list, IDirectInputImpl, entry )
{
IDirectInputDevice2AImpl *dev;
EnterCriticalSection( &dinput->crit );
LIST_FOR_EACH_ENTRY( dev, &dinput->devices_list, IDirectInputDevice2AImpl, entry )
{
if (!dev->acquired) continue;
if (msg->hwnd == dev->win && msg->hwnd != foreground)
{
TRACE( "%p window is not foreground - unacquiring %p\n", dev->win, dev );
IDirectInputDevice_Unacquire( (LPDIRECTINPUTDEVICE8A)dev );
}
}
LeaveCriticalSection( &dinput->crit );
}
LeaveCriticalSection( &dinput_hook_crit );
return CallNextHookEx( 0, code, wparam, lparam );
}
static DWORD WINAPI hook_thread_proc(void *param)
{
static HHOOK kbd_hook, mouse_hook;
@ -976,7 +1011,30 @@ static BOOL check_hook_thread(void)
void check_dinput_hooks(LPDIRECTINPUTDEVICE8A iface)
{
static HHOOK callwndproc_hook;
static ULONG foreground_cnt;
IDirectInputDevice2AImpl *dev = (IDirectInputDevice2AImpl *)iface;
EnterCriticalSection(&dinput_hook_crit);
if (dev->dwCoopLevel & DISCL_FOREGROUND)
{
if (dev->acquired)
foreground_cnt++;
else
foreground_cnt--;
}
if (foreground_cnt && !callwndproc_hook)
callwndproc_hook = SetWindowsHookExW( WH_CALLWNDPROC, callwndproc_proc,
DINPUT_instance, GetCurrentThreadId() );
else if (!foreground_cnt && callwndproc_hook)
{
UnhookWindowsHookEx( callwndproc_hook );
callwndproc_hook = NULL;
}
PostThreadMessageW( hook_thread_id, WM_USER+0x10, 1, 0 );
LeaveCriticalSection(&dinput_hook_crit);
}

1
dlls/dinput/tests/mouse.c
View file

@ -95,7 +95,6 @@ static void test_acquire(LPDIRECTINPUT pDI, HWND hwnd)
SetActiveWindow( 0 );
hr = IDirectInputDevice_GetDeviceState(pMouse, sizeof(m_state), &m_state);
todo_wine
ok(hr == DIERR_NOTACQUIRED, "GetDeviceState() should have failed: %s\n", DXGetErrorString8(hr));
/* Workaround so we can test other things. Remove when Wine is fixed */
IDirectInputDevice_Unacquire(pMouse);