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package com.jgraph.example.mycellmodeleditor;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.geom.Rectangle2D;
import javax.swing.AbstractCellEditor;
import javax.swing.UIManager;
import javax.swing.border.Border;
import javax.swing.tree.DefaultMutableTreeNode;
import org.jgraph.JGraph;
import org.jgraph.graph.DefaultGraphCellEditor;
import org.jgraph.graph.GraphCellEditor;
/**
* basic in-place editor for custom business objects
*/
public class BusinessObjectEditor extends DefaultGraphCellEditor {
public static boolean editorInsideCell = true;
/**
* Returns a new RealCellEditor.
*/
protected GraphCellEditor createGraphCellEditor() {
return new RealCellEditor();
}
/**
* Utlitiy editor for rich text values.
*/
class RealCellEditor extends AbstractCellEditor implements
GraphCellEditor {
/**
* Holds the component used for editing.
*/
MyEditorComponent editorComponent = new MyEditorComponent(this);
public Component getGraphCellEditorComponent(JGraph graph,
Object value, boolean isSelected) {
if (editorInsideCell) {
Rectangle2D tmp = graph.getGraphLayoutCache().getMapping(value, false).getBounds();
editorComponent.setPreferredSize(new Dimension((int) tmp.getWidth(), (int) tmp.getHeight()));
}
value = graph.getModel().getValue(value);
if (value instanceof BusinessObjectWrapper)
editorComponent.installValue((BusinessObjectWrapper) value);
else {
BusinessObjectWrapper wrapper = new BusinessObjectWrapper();
if (value instanceof DefaultMutableTreeNode)
wrapper.setValue((DefaultMutableTreeNode) value);
wrapper.setLabel(value.toString());
editorComponent.installValue(wrapper);
}
Border aBorder = UIManager.getBorder("Tree.editorBorder");
editorComponent.setBorder(aBorder);
return editorComponent;
}
/**
* Returns the rich text value to be stored in the user object.
*/
public Object getCellEditorValue() {
return editorComponent.getValue();
}
}
}
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