X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9330d5afb6550c058ba3381a193f2ccaa66097c4..b3cec67186d678d2c3985923bdb8c787455cf369:/src/generic/datavgen.cpp

diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp
index aba7354e03..9b6c2759cb 100644
--- a/src/generic/datavgen.cpp
+++ b/src/generic/datavgen.cpp
@@ -1676,6 +1676,12 @@ void wxDataViewMainWindow::OnPaint( wxPaintEvent &WXUNUSED(event) )
         wxMin( (int)(  GetLineAt( wxMax(0,update.y+update.height) ) - item_start + 1),
             (int)(GetRowCount( ) - item_start));
     unsigned int item_last = item_start + item_count;
+    // Get the parent of DataViewCtrl
+    wxWindow *parent = GetParent()->GetParent();
+    wxDataViewEvent cache_event(wxEVT_COMMAND_DATAVIEW_CACHE_HINT, parent->GetId());
+    cache_event.SetEventObject(GetParent());
+    cache_event.SetCache(item_start, item_last - 1);
+    parent->ProcessWindowEvent(cache_event);
 
     // compute which columns needs to be redrawn
     unsigned int cols = GetOwner()->GetColumnCount();
@@ -2030,7 +2036,9 @@ bool wxDataViewMainWindow::ItemAdded(const wxDataViewItem & parent, const wxData
 {
     if (IsVirtualList())
     {
-        m_count++;
+        wxDataViewVirtualListModel *list_model =
+            (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+        m_count = list_model->GetCount();
         UpdateDisplay();
         return true;
     }
@@ -2070,7 +2078,10 @@ bool wxDataViewMainWindow::ItemDeleted(const wxDataViewItem& parent,
 {
     if (IsVirtualList())
     {
-        m_count--;
+        wxDataViewVirtualListModel *list_model =
+            (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+        m_count = list_model->GetCount();
+
         if( m_currentRow > GetRowCount() )
             m_currentRow = m_count - 1;
 
@@ -2487,7 +2498,7 @@ void wxDataViewMainWindow::RefreshRowsAfter( unsigned int firstRow )
 void wxDataViewMainWindow::OnArrowChar(unsigned int newCurrent, const wxKeyEvent& event)
 {
     wxCHECK_RET( newCurrent < GetRowCount(),
-                _T("invalid item index in OnArrowChar()") );
+                wxT("invalid item index in OnArrowChar()") );
 
     // if there is no selection, we cannot move it anywhere
     if (!HasCurrentRow())
@@ -2786,9 +2797,7 @@ wxDataViewItem wxDataViewMainWindow::GetItemByRow(unsigned int row) const
     {
         RowToItemJob job( row, -2 );
         Walker( m_root , job );
-        wxDataViewItem res = job.GetResult();
-//        wxPrintf( "row %d, item %d\n", row, (int) res.GetID() );
-        return res;
+        return job.GetResult();
     }
 }
 
@@ -3183,7 +3192,7 @@ wxRect wxDataViewMainWindow::GetItemRect( const wxDataViewItem & item,
     {
         wxDataViewTreeNode* node = GetTreeNodeByRow(row);
         indent = GetOwner()->GetIndent() * node->GetIndentLevel();
-        indent = indent + m_lineHeight;	// use m_lineHeight as the width of the expander
+        indent = indent + m_lineHeight; // use m_lineHeight as the width of the expander
 
         if(!node->HasChildren())
             delete node;
@@ -3206,6 +3215,7 @@ int wxDataViewMainWindow::RecalculateCount()
     {
         wxDataViewVirtualListModel *list_model =
             (wxDataViewVirtualListModel*) GetOwner()->GetModel();
+
         return list_model->GetCount();
     }
     else
@@ -3388,7 +3398,7 @@ void wxDataViewMainWindow::OnChar( wxKeyEvent &event )
 
     // don't use m_linesPerPage directly as it might not be computed yet
     const int pageSize = GetCountPerPage();
-    wxCHECK_RET( pageSize, _T("should have non zero page size") );
+    wxCHECK_RET( pageSize, wxT("should have non zero page size") );
 
     switch ( event.GetKeyCode() )
     {
@@ -3835,7 +3845,7 @@ void wxDataViewMainWindow::OnMouse( wxMouseEvent &event )
             else // !ctrl, !shift
             {
                 // test in the enclosing if should make it impossible
-                wxFAIL_MSG( _T("how did we get here?") );
+                wxFAIL_MSG( wxT("how did we get here?") );
             }
         }