java实现靠边隐藏窗口

java实现靠边隐藏窗口

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说明:
由于个人精力有限,现将部分研究的代码开源出来,
代码或思路有部分来源于网络,有些代码还没来得及整理,
如果您对这其中的部分代码、思路整理出了一些文档,希望您能够联系我,分享您的成果
我将在下一版中更新您提供的一些文档.
开源不是靠一个人的坚持能完成的事,希望在不涉及版权问题的情况下,贡献您一份力量
版权归原作者所有,如果您有什么好的想法或建议,欢迎联系我
github: https://github.com/darknessitachi/swing-autoHiddenFrame
AutoHiddenFrame.java

package com.xdarkness.swing.autohidden;

import java.awt.BorderLayout;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsEnvironment;
import java.awt.Insets;
import java.awt.Point;

import javax.swing.JFrame;
import javax.swing.JPanel;

/**
 * @author Darkness
 * @version 1.0
 * @since JDF 1.0
 */
public class AutoHiddenFrame extends JFrame {
	private static final long serialVersionUID = 1L;
	
	protected GraphicsConfiguration translucencyCapableGC;// 图形环境

	private AHFBodyState state = AHFBodyState.NORMAL; // 窗体的状态,让它初始化为普通状态
	private Point hiddenPoint; // 隐藏窗体时,窗体的位置
	private Point visiblePoint; // 窗体处于显示状态时的位置

	public AutoHiddenFrame() {
		// 获取系统图形环境
		translucencyCapableGC = GraphicsEnvironment
				.getLocalGraphicsEnvironment().getDefaultScreenDevice()
				.getDefaultConfiguration();
		
		setContentPane(new JPanel(new BorderLayout()) {
			private static final long serialVersionUID = 1L;

			public Insets getInsets() {
				return new Insets(3, 3, 3, 3);
			}
		}); // 替换掉原来的ContentPane,换上一个带有Insets的,至于为什么去看WindowMouseListener类

		new WindowLocationListener(this);
		new WindowMouseListener(this);
		//WindowLocationListener.checkAutoHiddenState(this);// 刚出来就检查一下窗体的位置
		
	}
	
	protected int FWidth;
	protected int FHeight;
	
	@Override
	public void setSize(int width, int height) {
		super.setSize(width, height);
		
		FWidth = width;
		FHeight = height;
	}

	/**
	 * @param newState
	 *            新的状态 一定要是此类中定义的3中状态之一
	 */
	public void setStates(AHFBodyState newState) {
		state = newState;
	}

	/*
	 * 返回状态,注意此方法和setStates方法区别与JFrame中的setState()和getState()方法
	 */
	public AHFBodyState getStates() {
		return state;
	}

	/*
	 * 设置要显示时窗体的坐标
	 */
	public void setVisiblePoint(Point point) {
		visiblePoint = point;
	}

	/*
	 * 设置要隐藏是窗体的坐标
	 */
	public void setHiddenPoint(Point point) {
		hiddenPoint = point;
	}

	public void moveToVisible() {
		if (visiblePoint != null) {
			WindowMover.moveToPoint(this, visiblePoint);
			setStates(AHFBodyState.CANHIDD);
		}
	}

	public void moveToHidden() {
		if (hiddenPoint != null) {
			WindowMover.moveToPoint(this, hiddenPoint);
			setStates(AHFBodyState.HIDDEN);
		}
	}
	
	public void setMoveFrames(int frames){
		WindowMover.FRAMES = frames;
	}

}

/**
 * 窗体状态
 * @author Darkness
 * @version 1.0
 * @since JDF 1.0
 */
class AHFBodyState {
	private String bodyState;

	AHFBodyState(String bodyState) {
		this.bodyState = bodyState;
	}

	public static final AHFBodyState NORMAL = new AHFBodyState("nomal"); // 窗体的普通状态
	public static final AHFBodyState CANHIDD = new AHFBodyState("can hid"); // 窗体位于屏幕边缘,可以隐藏的状态
	public static final AHFBodyState HIDDEN = new AHFBodyState("hidden"); // 窗体处于隐藏状态

	public String toString() {
		return bodyState;
	}
}

WindowLocationListener.java

package com.xdarkness.swing.autohidden;

import java.awt.Dimension;
import java.awt.Point;
import java.awt.Toolkit;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;

/**
 * 为窗体添加控制窗口是否隐藏的监听器 判断窗体的位置,更新显示、隐藏的点,及窗体的状态
 * 
 * @author Darkness
 * @version 1.0
 * @since JDF 1.0
 * 
 */
public class WindowLocationListener extends ComponentAdapter {

	public static final int HIDDEN_BOUND = 3; // 当窗体进入到屏幕边缘3像素以内就可以隐藏
	public static final int VISIBLE_BOUND = 5; // 当窗体隐藏后要有5像素的部分露出来,不能完全隐藏

	AutoHiddenFrame frame;

	public WindowLocationListener(AutoHiddenFrame a) {
		frame = a;
		frame.addComponentListener(this);
	}

	public void componentMoved(ComponentEvent e) {
		checkAutoHiddenState(frame);// 当窗体移动就调用检查方法;
	}

	/**
	 * 判断窗体的位置,更新显示、隐藏的点,及窗体的状态
	 * 
	 * @param frame
	 */
	public static void checkAutoHiddenState(AutoHiddenFrame frame) {

		// 当窗体状态不是隐藏的,再进行检查
		if (frame.getStates() == AHFBodyState.HIDDEN) {
			return;
		}

		// 首先获得屏幕的大小和窗体的坐标
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		
		Point hiddenPoint = frame.getLocation();
		Point visiblePoint = null;
		boolean canhidden = false;

		System.out.println("hiddenPoint before:" + hiddenPoint);
		
		// 当窗体位于左边边缘
		if (hiddenPoint.x <= HIDDEN_BOUND) {
			hiddenPoint.move(VISIBLE_BOUND - frame.FWidth, hiddenPoint.y);
			visiblePoint = new Point(0, hiddenPoint.y);
			canhidden = true;
		}
		// 当窗体位于上边
		else if (hiddenPoint.y <= HIDDEN_BOUND) {
			hiddenPoint.setLocation(hiddenPoint.x, VISIBLE_BOUND
					- frame.FHeight);
			visiblePoint = new Point(hiddenPoint.x, 0);
			canhidden = true;
		}
		// 当窗体位于右边
		else if (hiddenPoint.x + frame.getWidth() >= screenSize.width
				- HIDDEN_BOUND) {
			hiddenPoint.setLocation(screenSize.width - VISIBLE_BOUND,
					hiddenPoint.y);
			visiblePoint = new Point(screenSize.width - frame.FWidth,
					hiddenPoint.y);
			canhidden = true;
		}
		System.out.println("hiddenPoint after:" + hiddenPoint);
		if (canhidden) {
			// 如果符合以上几种情况的一种就可以隐藏
			frame.setVisiblePoint(visiblePoint);
			frame.setHiddenPoint(hiddenPoint);
			frame.setStates(AHFBodyState.CANHIDD);
			System.out.println("进入可隐藏区域!");
		} else {
			// 如果不可以隐藏,那就是离开了边缘了
			if (frame.getStates() == AHFBodyState.CANHIDD) {
				System.out.println("离开可应藏区域!");
			}
			frame.setVisiblePoint(frame.getLocation());
			frame.setStates(AHFBodyState.NORMAL);
		}
	}
}

WindowMouseListener.java

package com.xdarkness.swing.autohidden;

import java.awt.Container;
import java.awt.MouseInfo;
import java.awt.Point;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.event.WindowEvent;
import java.awt.event.WindowFocusListener;
import javax.swing.SwingUtilities;
import javax.swing.Timer;

/**
 * 为窗体添加鼠标事件监听器
 * 
 * @author Darkness
 * @version 1.0
 * @since JDF 1.0
 */
public class WindowMouseListener extends MouseAdapter implements  
        ActionListener, WindowFocusListener {  
    private Timer timer;  
  
    private AutoHiddenFrame frame;  
  
    Container container;  
  
    public WindowMouseListener(AutoHiddenFrame a) {  
        frame = a;  
        container = frame.getContentPane();  
        container.addMouseListener(this);  
        // 注册鼠标侦听器到ContentPane上,因为我们可以加大它的Insets以提高鼠标进入和离开的灵敏度  
        frame.addWindowFocusListener(this);  
        // 注册一个焦点侦听器到窗体上  
        timer = new Timer(2000, this);  
        timer.setRepeats(false);  
    }  
  
    public void mouseEntered(MouseEvent e) {  
        // 当鼠标进入,就显示窗体  
        if (frame.getStates() == AHFBodyState.HIDDEN) {  
            frame.moveToVisible();  
        }
  
    }  
  
    public void mouseExited(MouseEvent e) {  
        // 当鼠标离开,启动计时器  
        if (frame.getStates() == AHFBodyState.CANHIDD) {  
            if (!container.contains(e.getPoint())) {  
                 System.out.println(timer.getDelay() / 1000 + "秒后自动隐藏窗口!");  
                timer.restart();  
            }  
        }  
  
    }  
  
    public void actionPerformed(ActionEvent e) {  
        // 计时器到期,检查鼠标是不是还在此窗体里面,不再的话,再开始隐藏  
        Point p = MouseInfo.getPointerInfo().getLocation();  
        SwingUtilities.convertPointFromScreen(p, container);  
        if (!container.contains(p)  
                && frame.getStates() == AHFBodyState.CANHIDD) {  
            frame.moveToHidden();  
        } 
    }  
  
    public void windowGainedFocus(WindowEvent e) {  
        // 得到焦点检查鼠标是不是在窗体上  
        Point p = MouseInfo.getPointerInfo().getLocation();  
        SwingUtilities.convertPointFromScreen(p, container);  
        if (container.contains(p)  
                && frame.getStates() == AHFBodyState.HIDDEN) {  
            frame.moveToVisible();  
        }  
    }  
  
    public void windowLostFocus(WindowEvent e) {  
        // 失去焦点,启动计时器  
        if (frame.getStates() == AHFBodyState.CANHIDD) {  
            System.out.println("2秒后自动隐藏窗口!");  
            timer.restart();  
        }  
    }  
}

WindowMover.java

package com.xdarkness.swing.autohidden;

import java.awt.Point;  
import java.awt.event.ComponentListener;  
  
import javax.swing.JFrame;
  
/**
 * 用来提示将要隐藏的线程
 * 
 * @author Darkness
 * @version 1.0
 * @since JDF 1.0
 */
public class WindowMover extends Thread {  
  
    public static void moveToPoint(JFrame dialog, Point targetPoint) {  
        new WindowMover(dialog, targetPoint).start();  
    }  
  
    protected static int FRAMES = 15; // 最多移动多少动画帧  
  
    private JFrame window; // 要移动的窗口  
  
    private Point point; // 目的坐标  
  
    private int index; // 当前帧数  
  
    private int addedX; // 每次移动的X坐标增量  
  
    private int addedY; // 每次移动的Y坐标的增量  
  
    ComponentListener[] componentListeners;// 组件侦听器数组  
  
    /* 
     * 定义私有的构造方法,应调用静态方法moveToPoint; 
     */  
    private WindowMover(JFrame window, Point targetPoint) {  
        this.window = window;  
        window.getGlassPane().setVisible(true);  
        // 设置此窗体的GlassPane为显示的,以阻止子组件接收鼠标事件,减少事件触发  
  
        // 同样,移除此窗体上的组件侦听器,防止再次触发窗体移动事件  
        componentListeners = window.getComponentListeners();  
  
        for (ComponentListener cl : componentListeners) {  
            window.removeComponentListener(cl);  
        }  
  
        Point wl = window.getLocation();  
        point = targetPoint;  
        index = 0; // 初始化帧书为0;  
  
        // 计算每次移动量  
        addedX = (point.x - wl.x) / FRAMES;  
        if (addedX == 0 && point.x != wl.x) {  
            addedX = point.x < wl.x ? -1 : 1;  
        }  
        addedY = (point.y - wl.y) / FRAMES;  
        if (addedY == 0 && point.y != wl.y) {  
            addedY = point.y < wl.y ? -1 : 1;  
        }  
    }  
  
    public void run() {  
    	System.out.println(window.getLocation() + "=====" + point);
  
        if (window.getLocation().equals(point))  
            return;// 如果已在目的点,则返回  
        if (!window.isVisible())  
            return;// 如果窗口是不可视的则返回  
  
        while (index < FRAMES) {  
            Point p = window.getLocation();  
            if (p.x != point.x)  
                p.translate(addedX, 0);  
            if (p.y != point.y)  
                p.translate(0, addedY);  
            window.setLocation(p);  
            index++;  
            try {  
                Thread.sleep(15);  
            } catch (Exception e) {  
            }  
        }  
        window.setLocation(point);  
        // 还原所做的操作  
        window.getGlassPane().setVisible(false);  
        for (ComponentListener cl : componentListeners) {  
            window.addComponentListener(cl);  
        }  
        // 释放资源,使gc可以回收此对象  
        window = null;  
        point = null;  
        componentListeners = null;  
        System.out.println("finsh Moved");  
    }  
  
}

测试:

package com.xdarkness.swing.test;

import javax.swing.JFrame;
import javax.swing.SwingUtilities;

import com.xdarkness.swing.autohidden.AutoHiddenFrame;

/**
 * 自动隐藏窗体测试
 * @author Darkness 
 * create on 2010-11-26 下午02:02:14
 * @version 1.0
 * @since JDF 1.0
 */
public class AutoHiddenFrameTest extends AutoHiddenFrame {

	private static final long serialVersionUID = -455700849275575191L;

	public AutoHiddenFrameTest(){
		this.setTitle("Music");
		this.setSize(228, 720);
		this.setMoveFrames(100);// 设置自动隐藏窗体移动的帧住,数值越大,速度越慢
	}
	
	public static void main(String[] args) {
		SwingUtilities.invokeLater(new Runnable() {

			public void run() {
				AutoHiddenFrameTest shell = new AutoHiddenFrameTest();
				shell.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
				shell.setVisible(true);
			}
		});
	}
}

效果:

08153933_gVXm.jpg

08153933_VsAV.jpg

08153934_44Bs.jpg

08153934_oWhA.jpg

08153934_ekDb.jpg

转载于:https://my.oschina.net/darkness/blog/802198

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