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unselect all selected items, not just the currently focused one, when the mouse is right clicked outside of selection to minimize user confusion (patch 1702201, bug 1676471)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@49916 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2007-11-13 17:18:58 +00:00
parent 57b10cb4eb
commit e0bf68d697
1 changed files with 32 additions and 0 deletions
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32
src/msw/treectrl.cpp
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@ -2147,6 +2147,38 @@ WXLRESULT wxTreeCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara
}
break;
case WM_RBUTTONDOWN:
// default handler removes the highlight from the currently
// focused item when right mouse button is pressed on another
// one but keeps the remaining items highlighted, which is
// confusing, so override this default behaviour for tree with
// multiple selections
if ( isMultiple )
{
if ( !IsItemSelected(GetHwnd(), htItem) )
{
UnselectAll();
SelectItem(htItem);
::SetFocus(GetHwnd(), htItem);
}
// fire EVT_RIGHT_DOWN
HandleMouseEvent(nMsg, x, y, wParam);
// send NM_RCLICK
NMHDR nmhdr;
nmhdr.hwndFrom = GetHwnd();
nmhdr.idFrom = ::GetWindowLong(GetHwnd(), GWL_ID);
nmhdr.code = NM_RCLICK;
::SendMessage(::GetParent(GetHwnd()), WM_NOTIFY,
nmhdr.idFrom, (LPARAM)&nmhdr);
// prevent tree control default processing, as we've
// already done everything
processed = true;
}
break;
case WM_MOUSEMOVE:
#ifndef __WXWINCE__
if ( m_htClickedItem )