added wxUTF8StringBuffer for writing UTF8 data into wxString efficiently, similarly...

[wxWidgets.git] / src / gtk / dataview.cpp

diff --git a/src/gtk/dataview.cpp b/src/gtk/dataview.cpp
index ead35c4ae6f5cbad7466cb9a75b8a0cf4985652a..c74207cd42464426eea0a1d9b67566afeb78a4d3 100644 (file)
--- a/src/gtk/dataview.cpp
+++ b/src/gtk/dataview.cpp
@@ -89,6 +89,9 @@ public:
     
     void SetSortOrder( GtkSortType sort_order ) { m_sort_order = sort_order; }
     GtkSortType GetSortOrder()                  { return m_sort_order; }
+
+    void SetSortColumn( unsigned int column )   { m_sort_column = column; }
+    unsigned int GetSortColumn()                { return m_sort_column; }
     
 protected:
     void InitTree();
@@ -104,6 +107,7 @@ private:
     GtkWxTreeModel       *m_gtk_model;
     wxDataViewCtrl       *m_owner;
     GtkSortType           m_sort_order;
+    unsigned int          m_sort_column;
 };
 
 
@@ -208,9 +212,9 @@ private:
 
 int LINKAGEMODE wxGtkTreeModelNodeCmp( void* id1, void* id2 )
 {
-    int ret = g_internal->GetDataViewModel()->Compare( id1, id2 );
-    if (g_internal->GetSortOrder() == GTK_SORT_DESCENDING)
-        return -ret;
+    int ret = g_internal->GetDataViewModel()->Compare( id1, id2, 
+        g_internal->GetSortColumn(), (g_internal->GetSortOrder() == GTK_SORT_ASCENDING) );
+        
     return ret;
 }
 
@@ -599,7 +603,7 @@ gboolean wxgtk_tree_model_get_sort_column_id    (GtkTreeSortable        *sortabl
     g_return_val_if_fail (GTK_IS_WX_TREE_MODEL (sortable), FALSE);
 
     if (sort_column_id)
-        *sort_column_id = tree_model->internal->GetDataViewModel()->GetSortingColumn();
+        *sort_column_id = tree_model->internal->GetSortColumn();
         
     if (order)
         *order = tree_model->internal->GetSortOrder();
@@ -614,17 +618,23 @@ void     wxgtk_tree_model_set_sort_column_id  (GtkTreeSortable        *sortable,
     GtkWxTreeModel *tree_model = (GtkWxTreeModel *) sortable;
     g_return_if_fail (GTK_IS_WX_TREE_MODEL (sortable) );
 
-    if ((sort_column_id == (gint) tree_model->internal->GetDataViewModel()->GetSortingColumn()) &&
+    if ((sort_column_id == (gint) tree_model->internal->GetSortColumn()) &&
         (order == tree_model->internal->GetSortOrder()))
         return;
     
-    tree_model->internal->GetDataViewModel()->SetSortingColumn( sort_column_id );
+    tree_model->internal->SetSortColumn( sort_column_id );
     
     tree_model->internal->SetSortOrder( order );
     
     gtk_tree_sortable_sort_column_changed (sortable);
     
     tree_model->internal->GetDataViewModel()->Resort();
+
+    wxDataViewCtrl *dv = tree_model->internal->GetOwner();    
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_COLUMN_SORTED, dv->GetId() );
+    // TODO event.SetDataViewColumn( column );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
 }
 
 void     wxgtk_tree_model_set_sort_func         (GtkTreeSortable        *sortable,
@@ -1838,7 +1848,7 @@ gtk_dataview_header_button_press_callback( GtkWidget *widget,
         event.SetDataViewColumn( column );
         event.SetModel( dv->GetModel() );
         if (dv->GetEventHandler()->ProcessEvent( event ))
-            return TRUE;
+            return FALSE;
     }
 
     return FALSE;
@@ -2239,6 +2249,7 @@ wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
     m_gtk_model = gtk_model; 
     m_root = NULL; 
     m_sort_order = GTK_SORT_ASCENDING;
+    m_sort_column = 0;
     InitTree();
 }
     
@@ -2709,7 +2720,7 @@ wxdataview_selection_changed_callback( GtkTreeSelection* selection, wxDataViewCt
         return;
 
     wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_SELECTED, dv->GetId() );
-    // TODO: item
+    event.SetItem( dv->GetSelection() );
     event.SetModel( dv->GetModel() );
     dv->GetEventHandler()->ProcessEvent( event );
 }
@@ -2728,8 +2739,60 @@ wxdataview_row_activated_callback( GtkTreeView* treeview, GtkTreePath *path,
     dv->GetEventHandler()->ProcessEvent( event );
 }
 
+static gboolean
+wxdataview_test_expand_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                     GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+  
+    return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_expanded_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                  GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
+static gboolean
+wxdataview_test_collapse_row_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                       GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSING, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+    
+    return !event.IsAllowed();
+}
+
+static void
+wxdataview_row_collapsed_callback( GtkTreeView* treeview, GtkTreeIter* iter,
+                                   GtkTreePath *path, wxDataViewCtrl *dv )
+{
+    wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_ITEM_COLLAPSED, dv->GetId() );
+
+    wxDataViewItem item( (void*) iter->user_data );;
+    event.SetItem( item );
+    event.SetModel( dv->GetModel() );
+    dv->GetEventHandler()->ProcessEvent( event );
+}
+
 //-----------------------------------------------------------------------------
-// wxDataViewCtrl
+    // wxDataViewCtrl
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
@@ -2862,9 +2925,21 @@ bool wxDataViewCtrl::Create(wxWindow *parent, wxWindowID id,
 
     GtkEnableSelectionEvents();
 
-    g_signal_connect_after (m_treeview, "row_activated",
+    g_signal_connect_after (m_treeview, "row-activated",
                             G_CALLBACK (wxdataview_row_activated_callback), this);
 
+    g_signal_connect (m_treeview, "test-collapse-row",
+                            G_CALLBACK (wxdataview_test_collapse_row_callback), this);
+
+    g_signal_connect_after (m_treeview, "row-collapsed",
+                            G_CALLBACK (wxdataview_row_collapsed_callback), this);
+
+    g_signal_connect (m_treeview, "test-expand-row",
+                            G_CALLBACK (wxdataview_test_expand_row_callback), this);
+                            
+    g_signal_connect_after (m_treeview, "row-expanded",
+                            G_CALLBACK (wxdataview_row_expanded_callback), this);
+
     return true;
 }
 
@@ -2920,6 +2995,22 @@ wxDataViewItem wxDataViewCtrl::GetSelection()
     
     if (m_windowStyle & wxDV_MULTIPLE)
     {
+        // Report the first one
+        GtkTreeModel *model;
+        GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
+    
+        if (list)
+        {
+            GtkTreePath *path = (GtkTreePath*) list->data;
+            GtkTreeIter iter;
+            m_internal->get_iter( &iter, path );
+            
+            // delete list
+            g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
+            g_list_free( list );
+            
+            return wxDataViewItem( (void*) iter.user_data );
+        }
     }
     else
     {
@@ -2934,6 +3025,137 @@ wxDataViewItem wxDataViewCtrl::GetSelection()
     return wxDataViewItem(0);
 }
 
+int wxDataViewCtrl::GetSelections( wxDataViewItemArray & sel ) const
+{
+    sel.Clear();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    if (HasFlag(wxDV_MULTIPLE))
+    {
+        GtkTreeModel *model;
+        GList *list = gtk_tree_selection_get_selected_rows( selection, &model );
+
+        int count = 0;
+        while (list)
+        {
+            GtkTreePath *path = (GtkTreePath*) list->data;
+            
+            GtkTreeIter iter;
+            m_internal->get_iter( &iter, path );
+
+            sel.Add( wxDataViewItem( (void*) iter.user_data ) );
+
+            list = g_list_next( list );
+            count++;
+        }
+
+        // delete list
+        g_list_foreach( list, (GFunc) gtk_tree_path_free, NULL );
+        g_list_free( list );
+
+        return count;
+    }
+    else
+    {
+        GtkTreeModel *model;
+        GtkTreeIter iter;
+        gboolean has_selection = gtk_tree_selection_get_selected( selection, &model, &iter );
+        if (has_selection)
+        {
+            sel.Add( wxDataViewItem( (void*) iter.user_data) );
+            return 1;
+        }
+    }
+
+    return 0;
+}
+
+void wxDataViewCtrl::SetSelections( const wxDataViewItemArray & sel )
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    gtk_tree_selection_unselect_all( selection );
+    
+    size_t i;
+    for (i = 0; i < sel.GetCount(); i++)
+    {
+        GtkTreeIter iter;
+        iter.user_data = (gpointer) sel[i].GetID();
+        gtk_tree_selection_select_iter( selection, &iter );
+    }
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::Select( const wxDataViewItem & item )
+{
+    GtkDisableSelectionEvents();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    gtk_tree_selection_select_iter( selection, &iter );
+
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::Unselect( const wxDataViewItem & item )
+{
+    GtkDisableSelectionEvents();
+
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    gtk_tree_selection_unselect_iter( selection, &iter );
+
+    GtkEnableSelectionEvents();
+}
+
+bool wxDataViewCtrl::IsSelected( const wxDataViewItem & item ) const
+{
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    
+    return gtk_tree_selection_iter_is_selected( selection, &iter );
+}
+
+void wxDataViewCtrl::SelectAll()
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    
+    gtk_tree_selection_select_all( selection );
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::UnselectAll()
+{
+    GtkDisableSelectionEvents();
+    
+    GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
+    
+    gtk_tree_selection_unselect_all( selection );
+    
+    GtkEnableSelectionEvents();
+}
+
+void wxDataViewCtrl::EnsureVisible( const wxDataViewItem & item, wxDataViewColumn *column )
+{
+    GtkTreeIter iter;
+    iter.user_data = (gpointer) item.GetID();
+    GtkTreePath *path = m_internal->get_path( &iter );
+    gtk_tree_view_scroll_to_cell( GTK_TREE_VIEW(m_treeview), path, NULL, false, 0.0, 0.0 );
+    gtk_tree_path_free( path );
+}
+
 void wxDataViewCtrl::DoSetExpanderColumn()
 {
 }
@@ -2945,15 +3167,15 @@ void wxDataViewCtrl::DoSetIndent()
 void wxDataViewCtrl::GtkDisableSelectionEvents()
 {
     GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
-    g_signal_connect_after (selection, "changed",
-                            G_CALLBACK (wxdataview_selection_changed_callback), this);
+    g_signal_handlers_disconnect_by_func( selection,
+                            (gpointer) (wxdataview_selection_changed_callback), this);
 }
 
 void wxDataViewCtrl::GtkEnableSelectionEvents()
 {
     GtkTreeSelection *selection = gtk_tree_view_get_selection( GTK_TREE_VIEW(m_treeview) );
-    g_signal_handlers_disconnect_by_func( selection,
-                            (gpointer) (wxdataview_selection_changed_callback), this);
+    g_signal_connect_after (selection, "changed",
+                            G_CALLBACK (wxdataview_selection_changed_callback), this);
 }
 
 // static