4 * Copyright 1993 David Metcalfe
5 * 1994 Alexandre Julliard
18 /*****************************************************************
20 * pMsgQ is the queue whose perQData focus is to be modified
22 void FOCUS_SwitchFocus( MESSAGEQUEUE
*pMsgQ
, HWND hFocusFrom
, HWND hFocusTo
)
24 WND
*pFocusTo
= WIN_FindWndPtr( hFocusTo
);
26 PERQDATA_SetFocusWnd( pMsgQ
->pQData
, hFocusTo
);
29 if (hFocusFrom
) SendMessageA( hFocusFrom
, WM_KILLFOCUS
, hFocusTo
, 0 );
31 /* FIXME: must be SendMessage16() because 32A doesn't do
32 * intertask at this time */
33 if (hFocusFrom
) SendMessage16( hFocusFrom
, WM_KILLFOCUS
, hFocusTo
, 0 );
36 if( !pFocusTo
|| hFocusTo
!= PERQDATA_GetFocusWnd( pMsgQ
->pQData
) )
38 WIN_ReleaseWndPtr(pFocusTo
);
42 /* According to API docs, the WM_SETFOCUS message is sent AFTER the window
43 has received the keyboard focus. */
45 pFocusTo
->pDriver
->pSetFocus(pFocusTo
);
47 WIN_ReleaseWndPtr(pFocusTo
);
49 SendMessageA( hFocusTo
, WM_SETFOCUS
, hFocusFrom
, 0 );
51 SendMessage16( hFocusTo
, WM_SETFOCUS
, hFocusFrom
, 0 );
56 /*****************************************************************
57 * SetFocus16 (USER.22)
59 HWND16 WINAPI
SetFocus16( HWND16 hwnd
)
61 return (HWND16
)SetFocus( hwnd
);
65 /*****************************************************************
66 * SetFocus32 (USER32.481)
68 HWND WINAPI
SetFocus( HWND hwnd
)
70 HWND hWndFocus
= 0, hwndTop
= hwnd
;
71 WND
*wndPtr
= WIN_FindWndPtr( hwnd
);
72 MESSAGEQUEUE
*pMsgQ
= 0, *pCurMsgQ
= 0;
75 /* Get the messageQ for the current thread */
76 if (!(pCurMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( GetFastQueue16() )))
78 WARN( win
, "\tCurrent message queue not found. Exiting!\n" );
84 /* Check if we can set the focus to this window */
86 while ( (wndPtr
->dwStyle
& (WS_CHILD
| WS_POPUP
)) == WS_CHILD
)
88 if ( wndPtr
->dwStyle
& ( WS_MINIMIZE
| WS_DISABLED
) )
90 if (!(wndPtr
= wndPtr
->parent
)) goto CLEANUP
;
91 hwndTop
= wndPtr
->hwndSelf
;
94 /* Retrieve the message queue associated with this window */
95 pMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( wndPtr
->hmemTaskQ
);
98 WARN( win
, "\tMessage queue not found. Exiting!\n" );
102 /* Make sure that message queue for the window we are setting focus to
103 * shares the same perQ data as the current threads message queue.
104 * In other words you can't set focus to a window owned by a different
105 * thread unless AttachThreadInput has been called previously.
106 * (see AttachThreadInput and SetFocus docs)
108 if ( pCurMsgQ
->pQData
!= pMsgQ
->pQData
)
111 /* Get the current focus window from the perQ data */
112 hWndFocus
= PERQDATA_GetFocusWnd( pMsgQ
->pQData
);
114 if( hwnd
== hWndFocus
)
117 goto CLEANUP
; // Nothing to do
121 if( HOOK_CallHooks16( WH_CBT
, HCBT_SETFOCUS
, (WPARAM16
)hwnd
,
125 /* activate hwndTop if needed. */
126 if (hwndTop
!= GetActiveWindow())
128 if (!WINPOS_SetActiveWindow(hwndTop
, 0, 0)) goto CLEANUP
;
130 if (!IsWindow( hwnd
)) goto CLEANUP
; /* Abort if window destroyed */
133 /* Get the current focus window from the perQ data */
134 hWndFocus
= PERQDATA_GetFocusWnd( pMsgQ
->pQData
);
136 /* Change focus and send messages */
137 FOCUS_SwitchFocus( pMsgQ
, hWndFocus
, hwnd
);
139 else /* NULL hwnd passed in */
141 if( HOOK_CallHooks16( WH_CBT
, HCBT_SETFOCUS
, 0, (LPARAM
)hWndFocus
) )
144 /* Get the current focus from the perQ data of the current message Q */
145 hWndFocus
= PERQDATA_GetFocusWnd( pCurMsgQ
->pQData
);
147 /* Change focus and send messages */
148 FOCUS_SwitchFocus( pCurMsgQ
, hWndFocus
, hwnd
);
155 /* Unlock the queues before returning */
157 QUEUE_Unlock( pMsgQ
);
159 QUEUE_Unlock( pCurMsgQ
);
161 WIN_ReleaseWndPtr(wndPtr
);
162 return bRet
? hWndFocus
: 0;
166 /*****************************************************************
167 * GetFocus16 (USER.23)
169 HWND16 WINAPI
GetFocus16(void)
171 return (HWND16
)GetFocus();
175 /*****************************************************************
176 * GetFocus32 (USER32.240)
178 HWND WINAPI
GetFocus(void)
180 MESSAGEQUEUE
*pCurMsgQ
= 0;
183 /* Get the messageQ for the current thread */
184 if (!(pCurMsgQ
= (MESSAGEQUEUE
*)QUEUE_Lock( GetFastQueue16() )))
186 WARN( win
, "\tCurrent message queue not found. Exiting!\n" );
190 /* Get the current focus from the perQ data of the current message Q */
191 hwndFocus
= PERQDATA_GetFocusWnd( pCurMsgQ
->pQData
);
193 QUEUE_Unlock( pCurMsgQ
);