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corejava/corejava第10版/v1ch12/robot/RobotTest.java
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2019-05-22 19:31:49 +08:00

101 lines
2.4 KiB
Java

package robot;
import java.awt.*;
import java.awt.event.*;
import java.awt.image.*;
import javax.swing.*;
/**
* @version 1.05 2015-08-20
* @author Cay Horstmann
*/
public class RobotTest
{
public static void main(String[] args)
{
EventQueue.invokeLater(() ->
{
// make frame with a button panel
ButtonFrame frame = new ButtonFrame();
frame.setTitle("ButtonTest");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
frame.setVisible(true);
});
// attach a robot to the screen device
GraphicsEnvironment environment = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice screen = environment.getDefaultScreenDevice();
try
{
final Robot robot = new Robot(screen);
robot.waitForIdle();
new Thread()
{
public void run()
{
runTest(robot);
};
}.start();
}
catch (AWTException e)
{
e.printStackTrace();
}
}
/**
* Runs a sample test procedure
* @param robot the robot attached to the screen device
*/
public static void runTest(Robot robot)
{
// simulate a space bar press
robot.keyPress(' ');
robot.keyRelease(' ');
// simulate a tab key followed by a space
robot.delay(2000);
robot.keyPress(KeyEvent.VK_TAB);
robot.keyRelease(KeyEvent.VK_TAB);
robot.keyPress(' ');
robot.keyRelease(' ');
// simulate a mouse click over the rightmost button
robot.delay(2000);
robot.mouseMove(220, 40);
robot.mousePress(InputEvent.BUTTON1_MASK);
robot.mouseRelease(InputEvent.BUTTON1_MASK);
// capture the screen and show the resulting image
robot.delay(2000);
BufferedImage image = robot.createScreenCapture(new Rectangle(0, 0, 400, 300));
ImageFrame frame = new ImageFrame(image);
frame.setVisible(true);
}
}
/**
* A frame to display a captured image
*/
class ImageFrame extends JFrame
{
private static final int DEFAULT_WIDTH = 450;
private static final int DEFAULT_HEIGHT = 350;
/**
* @param image the image to display
*/
public ImageFrame(Image image)
{
setTitle("Capture");
setSize(DEFAULT_WIDTH, DEFAULT_HEIGHT);
JLabel label = new JLabel(new ImageIcon(image));
add(label);
}
}