void UpdateLayoutHandler(DocumentHandler handler)
{
if (layoutHandler != null)
layoutHandler.SelectionChanged -= new EventHandler(layoutHandler_SelectionChanged);
layoutHandler = handler.LayoutHandler;
if (handler.IsLayoutable)
layoutHandler.SelectionChanged += new EventHandler(layoutHandler_SelectionChanged);
UpdateLayoutButtons();
}
void UpdateZoomHandler(DocumentHandler handler)
{
if (zoomHandler != null)
zoomHandler.ZoomChanged -= new EventHandler(zoomHandler_ZoomChanged);
zoomHandler = handler.ZoomHandler;
if (handler.IsZoomable)
zoomHandler.ZoomChanged += new EventHandler(zoomHandler_ZoomChanged);
zoomingToolStrip.Enabled = handler.IsZoomable;
zoomToolStripLabel.Enabled = handler.IsZoomable;
autoZoomToolStripButton.Enabled = handler.IsZoomable;
UpdateZoomValue();
}
void UpdateEditHandler(DocumentHandler handler)
{
if (editHandler != null)
editHandler.EditStateChanged -= new EventHandler(editHandler_EditStateChanged);
editHandler = handler.EditHandler;
if (handler.IsEditable)
editHandler.EditStateChanged += new EventHandler(editHandler_EditStateChanged);
UpdateEditButtons();
}