static LRESULT IOCS_OnWndProc( IOCS *This, HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
WNDPROC OrigWndProc = This->OrigWndProc;
switch( uMsg )
{
case WM_DESTROY:
IOCS_Detach( This );
break;
case WM_SIZE:
{
RECT r;
r.left = r.top = 0;
r.right = LOWORD( lParam );
r.bottom = HIWORD( lParam );
IOCS_OnSize( This, &r );
}
break;
case WM_SHOWWINDOW:
IOCS_OnShow( This, (BOOL) wParam );
break;
case WM_PAINT:
IOCS_OnDraw( This );
break;
}
return CallWindowProcW( OrigWndProc, hWnd, uMsg, wParam, lParam );
}
static ULONG IOCS_Release(IOCS *This)
{
ULONG ref = InterlockedDecrement(&This->ref);
TRACE( "(%p) : ReleaseRef to %d\n", This, ref );
if (!ref)
{
IOCS_Detach( This );
HeapFree( GetProcessHeap(), 0, This );
}
return ref;
}
static ULONG WINAPI OleClientSite_Release(IOleClientSite *iface)
{
IOCS *This = impl_from_IOleClientSite(iface);
ULONG ref = InterlockedDecrement(&This->ref);
TRACE("(%p)->(%d)\n", This, ref);
if (!ref)
{
IOCS_Detach( This );
HeapFree( GetProcessHeap(), 0, This );
}
return ref;
}
/**********************************************************************
* Create new instance of Atl host component and attach it to window *
*/
static HRESULT IOCS_Create( HWND hWnd, IUnknown *pUnkControl, IUnknown **container )
{
HRESULT hr;
IOCS *This;
if (!container)
return S_OK;
*container = NULL;
This = HeapAlloc(GetProcessHeap(), 0, sizeof(IOCS));
if (!This)
return E_OUTOFMEMORY;
This->IOleClientSite_iface.lpVtbl = &OleClientSite_vtbl;
This->IOleContainer_iface.lpVtbl = &OleContainer_vtbl;
This->IOleInPlaceSiteWindowless_iface.lpVtbl = &OleInPlaceSiteWindowless_vtbl;
This->IOleInPlaceFrame_iface.lpVtbl = &OleInPlaceFrame_vtbl;
This->IOleControlSite_iface.lpVtbl = &OleControlSite_vtbl;
This->ref = 1;
This->OrigWndProc = NULL;
This->hWnd = NULL;
This->fWindowless = This->fActive = This->fInPlace = FALSE;
hr = IOCS_Attach( This, hWnd, pUnkControl );
if ( SUCCEEDED( hr ) )
hr = IOCS_Init( This );
if ( SUCCEEDED( hr ) )
*container = (IUnknown*)&This->IOleClientSite_iface;
else
{
IOCS_Detach( This );
HeapFree(GetProcessHeap(), 0, This);
}
return hr;
}