From c15bb63bc36ce156b92180b6060e592b751b01da Mon Sep 17 00:00:00 2001
From: Robin Dunn <robin@alldunn.com>
Date: Thu, 26 Apr 2007 01:04:47 +0000
Subject: [PATCH] invalidate the best size when adding or deleting items

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_8_BRANCH@45648 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 src/generic/treectlg.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp
index 98097d6a8e..8cb7bf9a79 100644
--- a/src/generic/treectlg.cpp
+++ b/src/generic/treectlg.cpp
@@ -1445,6 +1445,7 @@ wxTreeItemId wxGenericTreeCtrl::DoInsertItem(const wxTreeItemId& parentId,
     parent->Insert( item, previous == (size_t)-1 ? parent->GetChildren().size()
                                                  : previous );
 
+    InvalidateBestSize();
     return item;
 }
 
@@ -1479,6 +1480,7 @@ wxTreeItemId wxGenericTreeCtrl::AddRoot(const wxString& text,
         m_current->SetHilight( true );
     }
 
+    InvalidateBestSize();
     return m_anchor;
 }
 
@@ -1539,6 +1541,7 @@ void wxGenericTreeCtrl::DeleteChildren(const wxTreeItemId& itemId)
     wxGenericTreeItem *item = (wxGenericTreeItem*) itemId.m_pItem;
     ChildrenClosing(item);
     item->DeleteChildren(this);
+    InvalidateBestSize();
 }
 
 void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId)
@@ -1603,6 +1606,8 @@ void wxGenericTreeCtrl::Delete(const wxTreeItemId& itemId)
         m_select_me = NULL;
 
     delete item;
+
+    InvalidateBestSize();        
 }
 
 void wxGenericTreeCtrl::DeleteAllItems()