Append(choices[i]);
}
- // now we can compute our best size correctly, so do it if necessary
+ // now we can compute our best size correctly, so do it again
+ InvalidateBestSize();
SetInitialSize(size);
return true;
wxCHECK_RET( IsValid(n),
wxT("invalid index in wxListBox::SetClientData") );
-#if wxUSE_OWNER_DRAWN
- if ( m_windowStyle & wxLB_OWNERDRAW )
- {
- // client data must be pointer to wxOwnerDrawn, otherwise we would crash
- // in OnMeasure/OnDraw.
- wxFAIL_MSG(wxT("Can't use client data with owner-drawn listboxes"));
- }
-#endif // wxUSE_OWNER_DRAWN
-
if ( ListBox_SetItemData(GetHwnd(), n, clientData) == LB_ERR )
wxLogDebug(wxT("LB_SETITEMDATA failed"));
}
pNewItem->SetName(items[i]);
pNewItem->SetFont(GetFont());
m_aItems.Insert(pNewItem, n);
-
- ListBox_SetItemData(GetHwnd(), n, pNewItem);
}
#endif // wxUSE_OWNER_DRAWN
AssignNewItemClientData(n, clientData, i, type);
int wxListBox::DoListHitTest(const wxPoint& point) const
{
- LRESULT lRes = ::SendMessage(GetHwnd(), LB_ITEMFROMPOINT,
- 0L, MAKELONG(point.x, point.y));
+ LRESULT lRes = ::SendMessage(GetHwnd(), LB_ITEMFROMPOINT,
+ 0, MAKELPARAM(point.x, point.y));
// non zero high-order word means that this item is outside of the client
// area, IOW the point is outside of the listbox
- return HIWORD(lRes) ? wxNOT_FOUND : lRes;
+ return HIWORD(lRes) ? wxNOT_FOUND : LOWORD(lRes);
}
void wxListBox::SetString(unsigned int n, const wxString& s)
{
// update item's text
m_aItems[n]->SetName(s);
-
- // reassign the item's data
- ListBox_SetItemData(GetHwnd(), n, m_aItems[n]);
}
#endif //USE_OWNER_DRAWN
}
wxEventType evtType;
+ int n;
if ( param == LBN_SELCHANGE )
{
evtType = wxEVT_COMMAND_LISTBOX_SELECTED;
+ n = SendMessage(GetHwnd(), LB_GETCARETINDEX, 0, 0);
+
+ // NB: conveniently enough, LB_ERR is the same as wxNOT_FOUND
}
else if ( param == LBN_DBLCLK )
{
evtType = wxEVT_COMMAND_LISTBOX_DOUBLECLICKED;
+ n = HitTest(ScreenToClient(wxGetMousePosition()));
}
else
{
return false;
}
- wxCommandEvent event(evtType, m_windowId);
- event.SetEventObject( this );
-
// retrieve the affected item
- int n = SendMessage(GetHwnd(), LB_GETCARETINDEX, 0, 0);
- if ( n != LB_ERR )
- {
- if ( HasClientObjectData() )
- event.SetClientObject( GetClientObject(n) );
- else if ( HasClientUntypedData() )
- event.SetClientData( GetClientData(n) );
-
- event.SetString(GetString(n));
- }
- else
- {
+ if ( n == wxNOT_FOUND )
return false;
- }
+ wxCommandEvent event(evtType, m_windowId);
+ event.SetEventObject(this);
+
+ if ( HasClientObjectData() )
+ event.SetClientObject( GetClientObject(n) );
+ else if ( HasClientUntypedData() )
+ event.SetClientData( GetClientData(n) );
+
+ event.SetString(GetString(n));
event.SetInt(n);
return HandleWindowEvent(event);
wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false );
DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
- UINT itemID = pStruct->itemID;
// the item may be -1 for an empty listbox
- if ( itemID == (UINT)-1 )
+ if ( pStruct->itemID == (UINT)-1 )
return false;
- LRESULT data = ListBox_GetItemData(GetHwnd(), pStruct->itemID);
-
- wxCHECK( data && (data != LB_ERR), false );
-
- wxListBoxItem *pItem = (wxListBoxItem *)data;
+ wxListBoxItem *pItem = (wxListBoxItem *)m_aItems[pStruct->itemID];
wxDCTemp dc((WXHDC)pStruct->hDC);
wxPoint pt1(pStruct->rcItem.left, pStruct->rcItem.top);