OS.gtk_tree_view_column_set_visible (handle, false);
if (OS.gtk_tree_view_column_get_visible (handle)) { OS.gtk_tree_view_column_set_visible (handle, false); sendEvent (SWT.Resize); }
public void setWidth (int width) {	checkWidget();	if (width > 0) {		useFixedWidth = true;		/*		* Bug in GTK.  For some reason, calling gtk_tree_view_column_set_visible()		* when the parent is not realized fails to show the column. The fix is to		* ensure that the table has been realized.		*/		OS.gtk_widget_realize (parent.handle);		OS.gtk_tree_view_column_set_fixed_width (handle, width);		OS.gtk_tree_view_column_set_visible (handle, true);	} else {		OS.gtk_tree_view_column_set_visible (handle, false);	}}