Explicit casting/instantiation to resolve ambiguous overload.

[wxWidgets.git] / include / wx / gtk1 / treectrl.h

diff --git a/include/wx/gtk1/treectrl.h b/include/wx/gtk1/treectrl.h
index afdd14c5cce4bf52d91807d5ff1b755716c69729..7598a25c5a7307809a51acf837f863114cea2746 100644 (file)
--- a/include/wx/gtk1/treectrl.h
+++ b/include/wx/gtk1/treectrl.h
@@ -6,7 +6,7 @@
 // Created:     08/08/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Denis Pershin
-// Licence:    wxWindows license
+// Licence:     wxWindows license
 /////////////////////////////////////////////////////////////////////////////
 
 #ifndef _WX_TREECTRL_H_
@@ -108,6 +108,7 @@ public:
   // for wxTreeCtrl usage only
   wxTreeItemId(GtkTreeItem *itemId) { m_itemId = itemId; }
   operator GtkTreeItem *() const { return m_itemId; }
+  void operator =(GtkTreeItem *item) { m_itemId = item; }
 
 protected:
   GtkTreeItem *m_itemId;
@@ -126,25 +127,18 @@ protected:
 // Because the objects of this class are deleted by the tree, they should
 // always be allocated on the heap!
 // ----------------------------------------------------------------------------
-class WXDLLEXPORT wxTreeItemData {
-friend class wxTreeCtrl;
+class WXDLLEXPORT wxTreeItemData : private wxTreeItemId {
 public:
-  // creation/destruction
-  // --------------------
-      // default ctor
-  wxTreeItemData() { }
+    // default ctor/copy ctor/assignment operator are ok
 
-      // default copy ctor/assignment operator are ok
-      // dtor is virtual and all the items are deleted by the tree control
-      // when it's deleted, so you normally don't have to care about freeing
-      // memory allocated in your wxTreeItemData-derived class
-  virtual ~wxTreeItemData() { }
+    // dtor is virtual and all the items are deleted by the tree control when
+    // it's deleted, so you normally don't have to care about freeing memory
+    // allocated in your wxTreeItemData-derived class
+    virtual ~wxTreeItemData() { }
 
-  // accessor: get the item associated with us
-  const wxTreeItemId& GetItemId() const { return m_itemId; }
-
-protected:
-  wxTreeItemId m_itemId;
+    // accessors: set/get the item associated with this node
+    void SetId(const wxTreeItemId& id) { m_itemId = id; }
+    const wxTreeItemId& GetId() const { return (wxTreeItemId&) m_itemId; }
 };
 
 class WXDLLEXPORT wxTreeCtrl: public wxControl {
@@ -240,6 +234,13 @@ public:
         // is this item currently selected (the same as has focus)?
     bool IsSelected(const wxTreeItemId& item) const;
 
+    // number of children
+    // ------------------
+
+        // if 'recursively' is FALSE, only immediate children count, otherwise
+        // the returned number is the number of all items in this branch
+    size_t GetChildrenCount(const wxTreeItemId& item, bool recursively = TRUE);
+
     // navigation
     // ----------
 
@@ -263,8 +264,10 @@ public:
 
         // get the first child of this item
     wxTreeItemId GetFirstChild(const wxTreeItemId& item, long& cookie) const;
-        // get the next child
+        // get the next child (after GetFirstChild or GetNextChild)
     wxTreeItemId GetNextChild(const wxTreeItemId& item, long& cookie) const;
+        // get the last child of this item - this method doesn't use cookies
+    wxTreeItemId GetLastChild(const wxTreeItemId& item) const;
 
         // get the next sibling of this item
     wxTreeItemId GetNextSibling(const wxTreeItemId& item) const;
@@ -381,6 +384,7 @@ public:
   void SendSelChanging(const wxTreeItemId& item);
   void SendSelChanged(const wxTreeItemId& item);
 protected:
+  wxTreeItemId m_editItem;
   GtkTree *m_tree;
   GtkTreeItem *m_anchor;
   wxTextCtrl*  m_textCtrl;
@@ -389,6 +393,7 @@ protected:
 
   long m_curitemId;
 
+  void SendMessage(wxEventType command, const wxTreeItemId& item);
 //  GtkTreeItem *findGtkTreeItem(wxTreeCtrlId &id) const;
 
     // the common part of all ctors