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Set the mouse capture on the combo listbox.

This commit is contained in:
Pierre Mageau 1999-09-11 16:26:03 +00:00 committed by Alexandre Julliard
parent 5b68233d57
commit 25c62cc61f
2 changed files with 120 additions and 20 deletions
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7
controls/combo.c
View File

@ -1211,6 +1211,11 @@ static void CBRollUp( LPHEADCOMBO lphc, BOOL ok, BOOL bButton )
lphc->wState &= ~CBF_DROPPED;
ShowWindow( lphc->hWndLBox, SW_HIDE );
if(GetCapture() == lphc->hWndLBox)
{
ReleaseCapture();
}
if( CB_GETTYPE(lphc) == CBS_DROPDOWN )
{
@ -1737,6 +1742,8 @@ static void COMBO_LButtonUp( LPHEADCOMBO lphc, LPARAM lParam )
CBUpdateEdit( lphc, index );
}
ReleaseCapture();
SetCapture(lphc->hWndLBox);
}
if( lphc->wState & CBF_BUTTONDOWN )

133
controls/listbox.c
View File

@ -1806,6 +1806,100 @@ static LRESULT LISTBOX_HandleLButtonDown( WND *wnd, LB_DESCR *descr,
}
/*************************************************************************
* LISTBOX_HandleLButtonDownCombo [Internal]
*
* Process LButtonDown message for the ComboListBox
*
* PARAMS
* pWnd [I] The windows internal structure
* pDescr [I] The ListBox internal structure
* wParam [I] Key Flag (WM_LBUTTONDOWN doc for more info)
* x [I] X Mouse Coordinate
* y [I] Y Mouse Coordinate
*
* RETURNS
* 0 since we are processing the WM_LBUTTONDOWN Message
*
* NOTES
* This function is only to be used when a ListBox is a ComboListBox
*/
static LRESULT LISTBOX_HandleLButtonDownCombo( WND *pWnd, LB_DESCR *pDescr,
WPARAM wParam, INT x, INT y)
{
RECT clientRect, screenRect;
POINT mousePos;
mousePos.x = x;
mousePos.y = y;
GetClientRect(pWnd->hwndSelf, &clientRect);
if(PtInRect(&clientRect, mousePos))
{
/* MousePos is in client, resume normal processing */
return LISTBOX_HandleLButtonDown( pWnd, pDescr, wParam, x, y);
}
else
{
POINT screenMousePos;
HWND hWndOldCapture;
/* Check the Non-Client Area */
screenMousePos = mousePos;
hWndOldCapture = GetCapture();
ReleaseCapture();
GetWindowRect(pWnd->hwndSelf, &screenRect);
ClientToScreen(pWnd->hwndSelf, &screenMousePos);
if(!PtInRect(&screenRect, screenMousePos))
{
/* Close The Drop Down */
SEND_NOTIFICATION( pWnd, pDescr, LBN_SELCANCEL );
return 0;
}
else
{
/* Check to see the NC is a scrollbar */
INT nHitTestType=0;
/* Check Vertical scroll bar */
if (pWnd->dwStyle & WS_VSCROLL)
{
clientRect.right += GetSystemMetrics(SM_CXVSCROLL);
if (PtInRect( &clientRect, mousePos ))
{
nHitTestType = HTVSCROLL;
}
}
/* Check horizontal scroll bar */
if (pWnd->dwStyle & WS_HSCROLL)
{
clientRect.bottom += GetSystemMetrics(SM_CYHSCROLL);
if (PtInRect( &clientRect, mousePos ))
{
nHitTestType = HTHSCROLL;
}
}
/* Windows sends this message when a scrollbar is clicked
*/
if(nHitTestType != 0)
{
SendMessageA(pWnd->hwndSelf, WM_NCLBUTTONDOWN, nHitTestType,
MAKELONG(screenMousePos.x, screenMousePos.y));
}
/* Resume the Capture after scrolling is complete
*/
if(hWndOldCapture != 0)
{
SetCapture(hWndOldCapture);
}
}
}
return 0;
}
/***********************************************************************
* LISTBOX_HandleLButtonUp
*/
@ -2686,27 +2780,27 @@ static inline LRESULT WINAPI ComboLBWndProc_locked( WND* wnd, UINT msg,
* If we are in a dropdown combobox, we simulate that
* the mouse is captured to show the tracking of the item.
*/
captured = descr->captured;
descr->captured = TRUE;
LISTBOX_HandleMouseMove( wnd,
descr,
mousePos.x, mousePos.y);
descr->captured = captured;
/*
* However, when tracking, it is important that we do not
* perform a selection if the cursor is outside the list.
*/
GetClientRect(hwnd, &clientRect);
if (!PtInRect( &clientRect, mousePos ))
if (PtInRect( &clientRect, mousePos ))
{
LISTBOX_MoveCaret( wnd, descr, -1, FALSE );
}
captured = descr->captured;
descr->captured = TRUE;
LISTBOX_HandleMouseMove( wnd, descr,
mousePos.x, mousePos.y);
descr->captured = captured;
}
else
{
LISTBOX_HandleMouseMove( wnd, descr,
mousePos.x, mousePos.y);
}
return 0;
}
else
{
@ -2748,10 +2842,9 @@ static inline LRESULT WINAPI ComboLBWndProc_locked( WND* wnd, UINT msg,
}
return LISTBOX_HandleLButtonUp( wnd, descr );
case WM_LBUTTONDOWN:
return LISTBOX_HandleLButtonDown( wnd, descr, wParam,
(INT16)LOWORD(lParam), (INT16)HIWORD(lParam));
/* avoid activation at all costs */
return LISTBOX_HandleLButtonDownCombo(wnd, descr, wParam,
(INT16)LOWORD(lParam),
(INT16)HIWORD(lParam) );
case WM_MOUSEACTIVATE:
return MA_NOACTIVATE;
case WM_NCACTIVATE: