Java图形定位问题
求大神们帮忙,本来是将设计的窗口定位在屏幕中间位置,但结果却是错误的,为什么呢?{:5_94:} 新手上路,请多关照代码如下:
import java.awt.Button;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Label;
import java.awt.Panel;
import java.awt.TextField;
import java.awt.Toolkit;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class JIAFA {
public static void main(String[] args) {
ASD a = new ASD();
a.setVisible(true);
}
}
class ASD extends Frame {
Panel p = new Panel();
Label l = new Label("+");
TextField t1 = new TextField(6);
TextField t2 = new TextField(6);
TextField t3 = new TextField(6);
Button b = new Button("=");
public ASD() {
setSize(300, 300);
setResizable(false);
Toolkit tk = getToolkit();
Dimension d = tk.getScreenSize();
int screenWidth = d.width;
int screenHeight = d.height;
setLocation((screenHeight - 300) / 2, (screenWidth - 300) / 2);
p.add(t1);
p.add(l);
p.add(t2);
p.add(b);
p.add(t3);
add(p);
addWindowListener(new WindowAdapter() {
public void windowClosing(WindowEvent e) {
System.exit(0);
}
});
}
}
请将 setLocation((screenHeight - 300) / 2, (screenWidth - 300) / 2) 改为如下:
setLocation( (screenWidth - 300) / 2,(screenHeight - 300) / 2) 零度非安全 发表于 2017-4-22 20:08
请将 setLocation((screenHeight - 300) / 2, (screenWidth - 300) / 2) 改为如下:
setLocation( (scre ...
额,感觉自己是个智障,感谢大神的回答,打扰大神了。{:5_106:}
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