如何将JFrame放在TOP_RIGHT上?
我知道居中,正常的在左上角,但如何放在右上角?
最佳答案
以 this answer: positioning to the bottom-right 为例, 我做了调整让它出现在右上角
import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.GraphicsDevice;
import java.awt.GraphicsEnvironment;
import java.awt.Rectangle;
import javax.swing.JFrame;
import javax.swing.JPanel;
public class TopRightFrame {
private void display() {
JFrame f = new JFrame("Top-Right Frame");
f.add(new JPanel() {
@Override // placeholder for actual content
public Dimension getPreferredSize() {
return new Dimension(320, 240);
}
});
f.pack();
f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
GraphicsEnvironment ge = GraphicsEnvironment.getLocalGraphicsEnvironment();
GraphicsDevice defaultScreen = ge.getDefaultScreenDevice();
Rectangle rect = defaultScreen.getDefaultConfiguration().getBounds();
int x = (int) rect.getMaxX() - f.getWidth();
int y = 0;
f.setLocation(x, y);
f.setVisible(true);
}
public static void main(String[] args) {
EventQueue.invokeLater(new Runnable() {
@Override
public void run() {
new TopRightFrame().display();
}
});
}
}
关于java - 如何在启动时将 JFrame 定位到屏幕的右上角,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/21169487/