+ m_itemOld = 0l;
+ m_editCancelled = false;
+}
+
+wxTreeEvent::wxTreeEvent(const wxTreeEvent & event)
+ : wxNotifyEvent(event)
+{
+ m_evtKey = event.m_evtKey;
+ m_item = event.m_item;
+ m_itemOld = event.m_itemOld;
+ m_pointDrag = event.m_pointDrag;
+ m_label = event.m_label;
+ m_editCancelled = event.m_editCancelled;
+}
+
+// ----------------------------------------------------------------------------
+// wxTreeCtrlBase
+// ----------------------------------------------------------------------------
+
+wxTreeCtrlBase::~wxTreeCtrlBase()
+{
+ if (m_ownsImageListNormal)
+ delete m_imageListNormal;
+ if (m_ownsImageListState)
+ delete m_imageListState;
+}
+
+static void wxGetBestTreeSize(const wxTreeCtrlBase* treeCtrl, const wxTreeItemId& id, wxSize& size)
+{
+ wxRect rect;
+
+ if ( treeCtrl->GetBoundingRect(id, rect, true) )
+ {
+ if ( size.x < rect.x + rect.width )
+ size.x = rect.x + rect.width;
+ if ( size.y < rect.y + rect.height )
+ size.y = rect.y + rect.height;
+ }
+
+ wxTreeItemIdValue cookie;
+ for ( wxTreeItemId item = treeCtrl->GetFirstChild(id, cookie);
+ item.IsOk();
+ item = treeCtrl->GetNextChild(id, cookie) )
+ {
+ wxGetBestTreeSize(treeCtrl, item, size);
+ }
+}
+
+wxSize wxTreeCtrlBase::DoGetBestSize() const
+{
+ wxSize size;
+
+ // this doesn't really compute the total bounding rectangle of all items
+ // but a not too bad guess of it which has the advantage of not having to
+ // examine all (potentially hundreds or thousands) items in the control
+
+ if (GetQuickBestSize())
+ {
+ for ( wxTreeItemId item = GetRootItem();
+ item.IsOk();
+ item = GetLastChild(item) )
+ {
+ wxRect rect;
+
+ // last parameter is "true" to get only the dimensions of the text
+ // label, we don't want to get the entire item width as it's determined
+ // by the current size
+ if ( GetBoundingRect(item, rect, true) )
+ {
+ if ( size.x < rect.x + rect.width )
+ size.x = rect.x + rect.width;
+ if ( size.y < rect.y + rect.height )
+ size.y = rect.y + rect.height;
+ }
+ }
+ }
+ else
+ wxGetBestTreeSize(this, GetRootItem(), size);
+
+ // need some minimal size even for empty tree
+ if ( !size.x || !size.y )
+ size = wxControl::DoGetBestSize();
+ else
+ CacheBestSize(size);
+
+ return size;
+}
+
+void wxTreeCtrlBase::ExpandAll()
+{
+ ExpandAllChildren(GetRootItem());
+}
+
+void wxTreeCtrlBase::ExpandAllChildren(const wxTreeItemId& item)
+{
+ // expand this item first, this might result in its children being added on
+ // the fly
+ Expand(item);
+
+ // then (recursively) expand all the children
+ wxTreeItemIdValue cookie;
+ for ( wxTreeItemId idCurr = GetFirstChild(item, cookie);
+ idCurr.IsOk();
+ idCurr = GetNextChild(item, cookie) )
+ {
+ ExpandAllChildren(idCurr);
+ }