X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f89d65ea8d5f480a0d5cbffe83604fd49a6a2137..f925e7b4f3d017b33749bd23a64592c1985e8f98:/src/generic/treectlg.cpp?ds=sidebyside

diff --git a/src/generic/treectlg.cpp b/src/generic/treectlg.cpp
index 609aa9d5a4..24dec8e4cb 100644
--- a/src/generic/treectlg.cpp
+++ b/src/generic/treectlg.cpp
@@ -681,7 +681,7 @@ BEGIN_EVENT_TABLE(wxGenericTreeCtrl,wxScrolledWindow)
     EVT_TREE_ITEM_GETTOOLTIP(-1, wxGenericTreeCtrl::OnGetToolTip)
 END_EVENT_TABLE()
 
-#if !defined(__WXMSW__) || defined(__WIN16__) || defined(__WXUNIVERSAL__)
+#if !defined(__WXMSW__) || defined(__WXUNIVERSAL__)
 /*
  * wxTreeCtrl has to be a real class or we have problems with
  * the run-time information.
@@ -734,6 +734,8 @@ void wxGenericTreeCtrl::Init()
     m_textCtrl = NULL;
 
     m_renameTimer = NULL;
+    m_freezeCount = 0;
+
     m_findTimer = NULL;
 
     m_lastOnSame = FALSE;
@@ -834,7 +836,9 @@ void wxGenericTreeCtrl::SetSpacing(unsigned int spacing)
     m_dirty = TRUE;
 }
 
-size_t wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item, bool recursively)
+size_t
+wxGenericTreeCtrl::GetChildrenCount(const wxTreeItemId& item,
+                                    bool recursively) const
 {
     wxCHECK_MSG( item.IsOk(), 0u, wxT("invalid tree item") );
 
@@ -2904,7 +2908,9 @@ void wxGenericTreeCtrl::OnMouse( wxMouseEvent &event )
     int flags = 0;
     wxGenericTreeItem *thisItem = m_anchor->HitTest(pt, this, flags, 0);
     wxGenericTreeItem *underMouse = thisItem;
+#if wxUSE_TOOLTIPS
     bool underMouseChanged = (underMouse != m_underMouse) ;
+#endif // wxUSE_TOOLTIPS
 
     if ((underMouse) &&
         (flags & wxTREE_HITTEST_ONITEMBUTTON) &&
@@ -3217,7 +3223,8 @@ void wxGenericTreeCtrl::OnInternalIdle()
      * we actually redraw the tree when everything is over */
 
     if (!m_dirty) return;
-
+    if (m_freezeCount) return;
+    
     m_dirty = FALSE;
 
     CalculatePositions();
@@ -3328,6 +3335,7 @@ void wxGenericTreeCtrl::CalculatePositions()
 void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item)
 {
     if (m_dirty) return;
+    if (m_freezeCount) return;
 
     wxSize client = GetClientSize();
 
@@ -3344,6 +3352,7 @@ void wxGenericTreeCtrl::RefreshSubtree(wxGenericTreeItem *item)
 void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item )
 {
     if (m_dirty) return;
+    if (m_freezeCount) return;
 
     wxRect rect;
     CalcScrolledPosition(0, item->GetY(), NULL, &rect.y);
@@ -3355,6 +3364,8 @@ void wxGenericTreeCtrl::RefreshLine( wxGenericTreeItem *item )
 
 void wxGenericTreeCtrl::RefreshSelected()
 {
+    if (m_freezeCount) return;
+    
     // TODO: this is awfully inefficient, we should keep the list of all
     //       selected items internally, should be much faster
     if ( m_anchor )
@@ -3363,6 +3374,8 @@ void wxGenericTreeCtrl::RefreshSelected()
 
 void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item)
 {
+    if (m_freezeCount) return;
+    
     if ( item->IsSelected() )
         RefreshLine(item);
 
@@ -3374,6 +3387,21 @@ void wxGenericTreeCtrl::RefreshSelectedUnder(wxGenericTreeItem *item)
     }
 }
 
+void wxGenericTreeCtrl::Freeze()
+{
+    m_freezeCount++;
+}
+
+void wxGenericTreeCtrl::Thaw()
+{
+    wxCHECK_RET( m_freezeCount > 0, _T("thawing unfrozen tree control?") );
+    
+    if ( !--m_freezeCount )
+    {
+        Refresh();
+    }
+}
+
 // ----------------------------------------------------------------------------
 // changing colours: we need to refresh the tree control
 // ----------------------------------------------------------------------------
@@ -3383,6 +3411,8 @@ bool wxGenericTreeCtrl::SetBackgroundColour(const wxColour& colour)
     if ( !wxWindow::SetBackgroundColour(colour) )
         return FALSE;
 
+    if (m_freezeCount) return TRUE;
+    
     Refresh();
 
     return TRUE;
@@ -3393,6 +3423,8 @@ bool wxGenericTreeCtrl::SetForegroundColour(const wxColour& colour)
     if ( !wxWindow::SetForegroundColour(colour) )
         return FALSE;
 
+    if (m_freezeCount) return TRUE;
+    
     Refresh();
 
     return TRUE;