static GtkWidget *s_first_button = NULL;
static GtkWidget *s_other_button = NULL;
static GtkWidget *s_last_button = NULL;
-
-GtkWidget *GetHeaderButtonWidgetFirst()
-{
- if ( !s_first_button )
- {
+static void CreateHeaderButtons()
+{
// Get the dummy tree widget, give it a column, and then use the
// widget in the column header for the rendering code.
GtkWidget* treewidget = GetTreeWidget();
column = gtk_tree_view_column_new();
gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
s_last_button = column->button;
- }
+}
+
+GtkWidget *GetHeaderButtonWidgetFirst()
+{
+ if (!s_first_button)
+ CreateHeaderButtons();
return s_first_button;
}
+GtkWidget *GetHeaderButtonWidgetLast()
+{
+ if (!s_last_button)
+ CreateHeaderButtons();
+
+ return s_last_button;
+}
+
GtkWidget *GetHeaderButtonWidget()
{
- if ( !s_other_button )
- {
- // Get the dummy tree widget, give it a column, and then use the
- // widget in the column header for the rendering code.
- GtkWidget* treewidget = GetTreeWidget();
-
- GtkTreeViewColumn *column = gtk_tree_view_column_new();
- gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
- s_first_button = column->button;
-
- column = gtk_tree_view_column_new();
- gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
- s_other_button = column->button;
-
- column = gtk_tree_view_column_new();
- gtk_tree_view_append_column(GTK_TREE_VIEW(treewidget), column);
- s_last_button = column->button;
- }
+ if (!s_other_button)
+ CreateHeaderButtons();
return s_other_button;
}