hilightercodestatusbar.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.gui.tree;

import java.awt.BorderLayout;
import java.awt.FlowLayout;

import javax.swing.BorderFactory;
import javax.swing.Box;
import javax.swing.JLabel;
import javax.swing.JPanel;

import flow.graph.gui.graph.StatusBarGraphListener;

/**
 * @author Administrator
 *
 */
public class HilighterCodeStatusBar extends StatusBarGraphListener {
	/**
	 * 
	 */
	protected JLabel leftSideStatus;
	protected JLabel middleSideStatus;

	/**
	 * contains the scale for the current graph
	 */
	protected JLabel rightSideStatus;

	/**
	 * Constructor for GPStatusBar.
	 * 
	 */
	public HilighterCodeStatusBar() {
		super();
		setBorder(null);
		// Add this as graph model change listener
		setLayout(new BorderLayout());
		leftSideStatus = new JLabel("0行代码");
		leftSideStatus.setBorder(null);
		middleSideStatus = new JLabel("当前所在行：");
		middleSideStatus.setBorder(null);
		rightSideStatus = new JLabel("0/0Mb");
		rightSideStatus.setBorder(null);
		leftSideStatus.setBorder(BorderFactory.createLoweredBevelBorder());
		middleSideStatus.setBorder(BorderFactory.createLoweredBevelBorder());
		rightSideStatus.setBorder(BorderFactory.createLoweredBevelBorder());
		//Box box = Box.createHorizontalBox();
		//box.add(leftSideStatus);
		//box.add(Box.createHorizontalStrut(50));
		//box.add(middleSideStatus);
		//box.add(Box.createHorizontalStrut(50));
		//box.add(rightSideStatus);
		//add(box, BorderLayout.EAST);
		JPanel panel = new JPanel(new FlowLayout());
		panel.add(leftSideStatus, FlowLayout.LEFT);
		panel.add(middleSideStatus, FlowLayout.CENTER);
		panel.add(rightSideStatus, FlowLayout.RIGHT);
		add(panel, BorderLayout.EAST);
		//add(middleSideStatus, BorderLayout.CENTER);
		//add(rightSideStatus, BorderLayout.EAST);
	}

	protected void updateStatusBar() {
		Runtime runtime = Runtime.getRuntime();
		int freeMemory = (int) (runtime.freeMemory() / 1024);
		int totalMemory = (int) (runtime.totalMemory() / 1024);
		int usedMemory = (totalMemory - freeMemory);
		String str = (usedMemory / 1024) + "/" + (totalMemory / 1024)
				+ "Mb";
		leftSideStatus.setText("");
		rightSideStatus.setText(str);
	}

	public void updateStatus(String line, String current, String size) {
		leftSideStatus.setText("共"+line+"行代码");
		middleSideStatus.setText("当前所在行："+current);
		rightSideStatus.setText(size+" Bytes");
		this.updateUI();
	}

	/**
	 * @return Returns the leftSideStatus.
	 */
	public JLabel getLeftSideStatus() {
		return leftSideStatus;
	}

	/**
	 * @param leftSideStatus
	 *            The leftSideStatus to set.
	 */
	public void setLeftSideStatus(JLabel leftSideStatus) {
		this.leftSideStatus = leftSideStatus;
	}

	/**
	 * @return Returns the rightSideStatus.
	 */
	public JLabel getRightSideStatus() {
		return rightSideStatus;
	}

	/**
	 * @param rightSideStatus
	 *            The rightSideStatus to set.
	 */
	public void setRightSideStatus(JLabel rightSideStatus) {
		this.rightSideStatus = rightSideStatus;
	}
}