+bool wxToolBar::DoDeleteTool(size_t pos, wxToolBarToolBase *tool)
+{
+ // the main difficulty we have here is with the controls in the toolbars:
+ // as we (sometimes) use several separators to cover up the space used by
+ // them, the indices are not the same for us and the toolbar
+
+ // first determine the position of the first button to delete: it may be
+ // different from pos if we use several separators to cover the space used
+ // by a control
+ wxToolBarToolsList::compatibility_iterator node;
+ for ( node = m_tools.GetFirst(); node; node = node->GetNext() )
+ {
+ wxToolBarToolBase *tool2 = node->GetData();
+ if ( tool2 == tool )
+ {
+ // let node point to the next node in the list
+ node = node->GetNext();
+
+ break;
+ }
+
+ if ( tool2->IsControl() )
+ pos += ((wxToolBarTool *)tool2)->GetSeparatorsCount() - 1;
+ }
+
+ // now determine the number of buttons to delete and the area taken by them
+ size_t nButtonsToDelete = 1;
+
+ // get the size of the button we're going to delete
+ RECT r;
+ if ( !::SendMessage(GetHwnd(), TB_GETITEMRECT, pos, (LPARAM)&r) )
+ {
+ wxLogLastError(_T("TB_GETITEMRECT"));
+ }
+
+ int width = r.right - r.left;
+
+ if ( tool->IsControl() )
+ {
+ nButtonsToDelete = ((wxToolBarTool *)tool)->GetSeparatorsCount();
+ width *= nButtonsToDelete;
+ tool->GetControl()->Destroy();
+ }
+
+ // do delete all buttons
+ m_nButtons -= nButtonsToDelete;
+ while ( nButtonsToDelete-- > 0 )
+ {
+ if ( !::SendMessage(GetHwnd(), TB_DELETEBUTTON, pos, 0) )
+ {
+ wxLogLastError(wxT("TB_DELETEBUTTON"));
+
+ return false;
+ }
+ }
+
+ tool->Detach();
+
+ // and finally reposition all the controls after this button (the toolbar
+ // takes care of all normal items)
+ for ( /* node -> first after deleted */ ; node; node = node->GetNext() )
+ {
+ wxToolBarTool *tool2 = (wxToolBarTool*)node->GetData();
+ if ( tool2->IsControl() )
+ {
+ int x;
+ wxControl *control = tool2->GetControl();
+ control->GetPosition(&x, NULL);
+ control->Move(x - width, wxDefaultCoord);
+
+ wxStaticText* staticText = tool2->GetStaticText();
+ staticText->Move(x - width, wxDefaultCoord);
+ }
+ }
+
+ InvalidateBestSize();
+
+ return true;
+}