4 * Copyright 1993 David Metcalfe
5 * 1994 Alexandre Julliard
10 #include "wine/winuser16.h"
16 #include "debugtools.h"
18 DEFAULT_DEBUG_CHANNEL(win
)
21 /*****************************************************************
23 * pMsgQ is the queue whose perQData focus is to be modified
25 void FOCUS_SwitchFocus( MESSAGEQUEUE
*pMsgQ
, HWND hFocusFrom
, HWND hFocusTo
)
27 WND
*pFocusTo
= WIN_FindWndPtr( hFocusTo
);
29 PERQDATA_SetFocusWnd( pMsgQ
->pQData
, hFocusTo
);
32 if (hFocusFrom
) SendMessageA( hFocusFrom
, WM_KILLFOCUS
, hFocusTo
, 0 );
34 /* FIXME: must be SendMessage16() because 32A doesn't do
35 * intertask at this time */
36 if (hFocusFrom
) SendMessage16( hFocusFrom
, WM_KILLFOCUS
, hFocusTo
, 0 );
39 if( !pFocusTo
|| hFocusTo
!= PERQDATA_GetFocusWnd( pMsgQ
->pQData
) )
41 WIN_ReleaseWndPtr(pFocusTo
);
45 /* According to API docs, the WM_SETFOCUS message is sent AFTER the window
46 has received the keyboard focus. */
48 pFocusTo
->pDriver
->pSetFocus(pFocusTo
);
50 WIN_ReleaseWndPtr(pFocusTo
);
52 SendMessageA( hFocusTo
, WM_SETFOCUS
, hFocusFrom
, 0 );
54 SendMessage16( hFocusTo
, WM_SETFOCUS
, hFocusFrom
, 0 );
59 /*****************************************************************
60 * SetFocus16 (USER.22)
62 HWND16 WINAPI
SetFocus16( HWND16 hwnd
)
64 return (HWND16
)SetFocus( hwnd
);
68 /*****************************************************************
69 * SetFocus32 (USER32.481)
71 HWND WINAPI
SetFocus( HWND hwnd
)
73 HWND hWndFocus
= 0, hwndTop
= hwnd
;
74 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
75 MESSAGEQUEUE
*pMsgQ
= 0, *pCurMsgQ
= 0;
78 /* Get the messageQ for the current thread */
79 if (!(pCurMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( GetFastQueue16() )))
81 WARN("\tCurrent message queue not found. Exiting!\n" );
87 /* Check if we can set the focus to this window */
89 while ( (wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) == WS_CHILD
)
91 if ( wndPtr
->dwStyle
& ( WS_MINIMIZE
| WS_DISABLED
) )
93 WIN_UpdateWndPtr(&wndPtr
,wndPtr
->parent
);
94 if (!wndPtr
) goto CLEANUP
;
95 hwndTop
= wndPtr
->hwndSelf
;
98 /* Retrieve the message queue associated with this window */
99 pMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( wndPtr
->hmemTaskQ
);
102 WARN("\tMessage queue not found. Exiting!\n" );
106 /* Make sure that message queue for the window we are setting focus to
107 * shares the same perQ data as the current threads message queue.
108 * In other words you can't set focus to a window owned by a different
109 * thread unless AttachThreadInput has been called previously.
110 * (see AttachThreadInput and SetFocus docs)
112 if ( pCurMsgQ
->pQData
!= pMsgQ
->pQData
)
115 /* Get the current focus window from the perQ data */
116 hWndFocus
= PERQDATA_GetFocusWnd( pMsgQ
->pQData
);
118 if( hwnd
== hWndFocus
)
120 bRet
= 1; /* Success */
121 goto CLEANUP
; /* Nothing to do */
125 if( HOOK_CallHooks16( WH_CBT
, HCBT_SETFOCUS
, (WPARAM16
)hwnd
,
129 /* activate hwndTop if needed. */
130 if (hwndTop
!= GetActiveWindow())
132 if (!WINPOS_SetActiveWindow(hwndTop
, 0, 0)) goto CLEANUP
;
134 if (!IsWindow( hwnd
)) goto CLEANUP
; /* Abort if window destroyed */
137 /* Get the current focus window from the perQ data */
138 hWndFocus
= PERQDATA_GetFocusWnd( pMsgQ
->pQData
);
140 /* Change focus and send messages */
141 FOCUS_SwitchFocus( pMsgQ
, hWndFocus
, hwnd
);
143 else /* NULL hwnd passed in */
145 if( HOOK_CallHooks16( WH_CBT
, HCBT_SETFOCUS
, 0, (LPARAM
)hWndFocus
) )
148 /* Get the current focus from the perQ data of the current message Q */
149 hWndFocus
= PERQDATA_GetFocusWnd( pCurMsgQ
->pQData
);
151 /* Change focus and send messages */
152 FOCUS_SwitchFocus( pCurMsgQ
, hWndFocus
, hwnd
);
155 bRet
= 1; /* Success */
159 /* Unlock the queues before returning */
161 QUEUE_Unlock( pMsgQ
);
163 QUEUE_Unlock( pCurMsgQ
);
165 WIN_ReleaseWndPtr(wndPtr
);
166 return bRet
? hWndFocus
: 0;
170 /*****************************************************************
171 * GetFocus16 (USER.23)
173 HWND16 WINAPI
GetFocus16(void)
175 return (HWND16
)GetFocus();
179 /*****************************************************************
180 * GetFocus32 (USER32.240)
182 HWND WINAPI
GetFocus(void)
184 MESSAGEQUEUE
*pCurMsgQ
= 0;
187 /* Get the messageQ for the current thread */
188 if (!(pCurMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( GetFastQueue16() )))
190 WARN("\tCurrent message queue not found. Exiting!\n" );
194 /* Get the current focus from the perQ data of the current message Q */
195 hwndFocus
= PERQDATA_GetFocusWnd( pCurMsgQ
->pQData
);
197 QUEUE_Unlock( pCurMsgQ
);