AddLazyJavaClassAction.java

package actions;

import java.awt.Dimension;

import javax.swing.JOptionPane;

import actions.edit.undoredo.SharedUndoRedoActionManager;
import actions.edit.undoredo.UndoRedoableInterface;
import actions.menu.ActionsMenuBarTitles;
import actions.menu.PaintActionMenuItem;
import paintcomponents.java.lazy.ClassPaintComponent;
import ui.PaintPanel;
import ui.helper.ClassSearchFrame;
import ui.helper.ClassSearchFrameDelegateInterface;

/**
 * Add a lazily evaluated java class component
 * @author chenzb
 *
 */
public class AddLazyJavaClassAction extends PaintAction {

	public AddLazyJavaClassAction(PaintPanel panel) {
		super(panel);
	}

	@Override
	public boolean canPerformAction() {
		return true;
	}
	
	@Override
	public void performAction() {
		
		ClassSearchFrame classSearchFrame = new ClassSearchFrame();
		classSearchFrame.setDelegate(new ClassSearchFrameDelegateInterface() {
			
			@Override
			public void didSelectClass(String classname) {
				
				try {
					Class classObj = Class.forName(classname);
					ClassPaintComponent comp = new ClassPaintComponent(classObj,
							panel.getWidth() / 2, panel.getHeight() / 2);
					panel.addPaintComponent(comp);
					// add action to undo redo manager
					SharedUndoRedoActionManager.getSharedInstance().pushUndoableAction(new UndoRedoableInterface() {
				
						@Override
						public void undoAction() {
							comp.remove(panel);
							panel.repaint();
						}
				
						@Override
						public void redoAction() {
							panel.addPaintComponent(comp);
							panel.repaint();
						}
					});
					panel.repaint();
				} catch (ClassNotFoundException e) {
					e.printStackTrace();
					JOptionPane.showMessageDialog(panel,
							classname + " :: Class Not Found");
				}
			}
		});
		
		
		classSearchFrame.setVisible(true);
		classSearchFrame.setSize(new Dimension(300, 200));
		
		
		

	}

	@Override
	public String locationString() {
		return ActionsMenuBarTitles.Lazy().Add().Java_Class().toString();
	}

}