workflow.java

JGraph扩展应用。自定义Renderer,自定义视图View实现自定义工作流控件

/**
 * 
 */
package flow.graph.app;

import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import java.net.URL;

import flow.graph.gui.tree.ServiceList;
import flow.graph.gui.tree.ServiceTreeView;
import flow.graph.gui.tree.*;

import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import javax.swing.JFrame;
import javax.swing.JMenu;
import javax.swing.JMenuBar;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JRadioButton;
import javax.swing.JSplitPane;
import javax.swing.JToolBar;
import javax.swing.LookAndFeel;
import javax.swing.UIManager;
import javax.swing.plaf.metal.DefaultMetalTheme;
import javax.swing.plaf.metal.MetalLookAndFeel;


import com.jgoodies.looks.Options;
import com.jgoodies.looks.demo.Settings;
import com.jgoodies.looks.plastic.PlasticLookAndFeel;
import com.jgoodies.uif_lite.panel.SimpleInternalFrame;

/**
 * @author Administrator
 *
 */
public class WorkFlow extends JFrame implements Runnable{
	StartList		services;
	ServiceTreeView	treeView;
	JPanel			controlView = new JPanel();

	private static WorkFlow	theManager = null;

	public WorkFlow() {
		super("WorkFlow Manager");
		
		configureUI();
		services = new StartList();
		treeView = new ServiceTreeView(services);

		JMenuBar	bar = new JMenuBar();
		
		JMenu		file = new JMenu("文件(F)");
		file.setMnemonic(KeyEvent.VK_F);
		
		file.add(treeView.getNewServiceAction());
		file.add(treeView.getModifyServiceAction());
		file.addSeparator();
		file.add(treeView.getNewNodeAction());
		file.add(treeView.getModifyNodeAction());
		file.addSeparator();
		file.add(treeView.getDeleteAction());
		file.addSeparator();
		file.add(new SimpleAction("Exit", new Integer(KeyEvent.VK_X), true) {
			public void actionPerformed(ActionEvent e){ WorkFlow.getInstance().hide(); } 
		});
		
		bar.add(file);
		this.setJMenuBar(bar);

		controlView.setLayout(new GridLayout());
		controlView.setMinimumSize(new Dimension(50,50));
		controlView.setPreferredSize(new Dimension(400,400));

        //SimpleInternalFrame sif = new SimpleInternalFrame("业务列表");
        SimpleInternalFrame sif = new SimpleInternalFrame("");
        sif.setPreferredSize(new Dimension(200, 100));
        sif.add(treeView);
		JSplitPane sp = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT, sif, controlView);
		sp.setOpaque(true);
		this.setLayout(new BorderLayout());
		getContentPane().add(sp, BorderLayout.CENTER);
		//setContentPane(sp);
		
		createToolBar(treeView);
		this.pack();
		this.setVisible(true);
		this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
		
		this.setExtendedState(JFrame.MAXIMIZED_BOTH);
	}
	
	private Action createButton(String gif){
		String url = "images/"+gif;
		//System.out.println(url);
		ImageIcon cutIcon = new ImageIcon(WorkFlow.class.getResource(url));
		Action cutundo = new AbstractAction("", cutIcon) {
			public void actionPerformed(ActionEvent e) {
				//
			}
		};
		return cutundo;
	}
	
	private void createToolBar(ServiceTreeView tv){
		JToolBar toolbar = new JToolBar();
		toolbar.setBorderPainted(true);
		toolbar.setFloatable(true);
		ImageIcon newIcon = new ImageIcon(WorkFlow.class.getResource("images/new.gif"));
		Action newaction = new AbstractAction("", newIcon) {
			public void actionPerformed(ActionEvent e) {
				//WorkFlow.getInstance().hide();
				String name = JOptionPane.showInputDialog(WorkFlow.getInstance(),
						"请输入新节点名称",
						"新建节点",
						JOptionPane.QUESTION_MESSAGE);
				System.out.println("name="+name);
			}
		};
		toolbar.add(newaction);

		//toolbar.add(createButton("about.gif"));
		toolbar.add(createButton("copy.gif"));
		toolbar.add(createButton("cut.gif"));
		toolbar.addSeparator();
		toolbar.add(createButton("next.gif"));
		toolbar.add(createButton("prev.gif"));
		toolbar.addSeparator();
		toolbar.add(createButton("find.gif"));
		toolbar.add(createButton("help.gif"));
		toolbar.add(createButton("new.gif"));
		toolbar.addSeparator();
		toolbar.add(createButton("print.gif"));
		toolbar.add(createButton("saveall.gif"));
		toolbar.add(createButton("save.gif"));
		toolbar.add(createButton("tips.gif"));
		toolbar.add(createButton("text.gif"));
		toolbar.add(createButton("undo.gif"));
		toolbar.addSeparator();
		ImageIcon exitIcon = new ImageIcon(WorkFlow.class.getResource("images/tips.gif"));
		Action exitundo = new AbstractAction("", exitIcon) {
			public void actionPerformed(ActionEvent e) {
				//WorkFlow.getInstance().hide();
				System.exit(0);
			}
		};
		toolbar.add(exitundo);
		/*
		toolbar.add(createButton("next.gif"));
		toolbar.add(createButton("flow/graph/app/images/prev.gif"));
		toolbar.add(createButton("flow/graph/app/images/find.gif"));
		toolbar.add(createButton("flow/graph/app/images/help.gif"));
		toolbar.add(createButton("flow/graph/app/images/new.gif"));
		toolbar.add(createButton("flow/graph/app/images/print.gif"));
		toolbar.add(createButton("flow/graph/app/images/saveall.gif"));
		toolbar.add(createButton("flow/graph/app/images/save.gif"));
		toolbar.add(createButton("flow/graph/app/images/tips.gif"));
		toolbar.add(createButton("flow/graph/app/images/text.gif"));
		toolbar.add(createButton("flow/graph/app/images/undo.gif"));
		*/
		/*
		//toolbar.add(new SimpleAction("New", ));
		toolbar.add(treeView.getNewUserAction());
		toolbar.add(treeView.getNewGroupAction());
		toolbar.addSeparator();
		toolbar.add(treeView.getDeleteAction());
		toolbar.addSeparator();
		*/
		
		/*
        JButton button = new JButton(readImageIcon("new.gif"));
        button.setToolTipText("new");
        button.setFocusable(false);
		toolbar.add(button);
		*/
		getContentPane().add(toolbar, BorderLayout.NORTH);
	}
	
    protected ImageIcon readImageIcon(String filename) {
        URL url = WorkFlow.class.getResource("images/" + filename);
        return new ImageIcon(url);
    }

	public static synchronized WorkFlow getInstance() {	
		if (theManager == null)
			theManager = new WorkFlow();		
		return theManager;
	}

	public void handleNetworkError(ServiceList svr) {
		JOptionPane.showMessageDialog(this,"An error occurred communicating with safmq://"+svr.toString(),
														"Network Error",JOptionPane.ERROR_MESSAGE);
		services.handleNetworkError(svr);
		treeView.resetChildren(svr, "Connection Closed by Server");
	}
	
	public void handleNetworkError(String msg, ServiceList svr) {
		JOptionPane.showMessageDialog(this,msg,"Network Error",JOptionPane.ERROR_MESSAGE);
		services.handleNetworkError(svr);
		treeView.resetChildren(svr, "Connection Closed by Server");
	}
	
	public void storeList() {
		//servers.store();	
	}
	
	public void run() {
		//services.load();
	}
	
	public StartList getStartList(){
		return services;
	}

	public ServiceTreeView getTreeView() {
		return treeView;
	}

	public void setControlView(Component c) {
		//controlView.setViewportView(c);
		controlView.removeAll();
		controlView.add(c);
		controlView.validate();
	}

	public void configureUI(){
		Settings settings = Settings.createDefault();
        Options.setDefaultIconSize(new Dimension(18, 18));

        Options.setUseNarrowButtons(settings.isUseNarrowButtons());

        // Global options
        Options.setTabIconsEnabled(settings.isTabIconsEnabled());
        UIManager.put(Options.POPUP_DROP_SHADOW_ENABLED_KEY,
                settings.isPopupDropShadowEnabled());

        // Swing Settings
        LookAndFeel selectedLaf = settings.getSelectedLookAndFeel();
        if (selectedLaf instanceof PlasticLookAndFeel) {
            PlasticLookAndFeel.setCurrentTheme(settings.getSelectedTheme());
            PlasticLookAndFeel.setTabStyle(settings.getPlasticTabStyle());
            PlasticLookAndFeel.setHighContrastFocusColorsEnabled(
				settings.isPlasticHighContrastFocusEnabled());
        } else if (selectedLaf.getClass() == MetalLookAndFeel.class) {
            MetalLookAndFeel.setCurrentTheme(new DefaultMetalTheme());
        }

        // Work around caching in MetalRadioButtonUI
        JRadioButton radio = new JRadioButton();
        radio.getUI().uninstallUI(radio);
        JCheckBox checkBox = new JCheckBox();
        checkBox.getUI().uninstallUI(checkBox);
        try {
            UIManager.setLookAndFeel(selectedLaf);
        } catch (Exception e) {
            System.out.println("Can't change L&F: " + e);
        }
	}
	
	public static void main(String args[]) {
		WorkFlow.getInstance().run();
	}
}