position Frame On Screen - Java Swing

Java examples for Swing:Screen

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Description

position Frame On Screen

Demo Code


//package com.java2s;
import java.awt.Dimension;
import java.awt.GraphicsEnvironment;
import java.awt.Rectangle;
import java.awt.Toolkit;
import java.awt.Window;
import java.lang.reflect.Method;

public class Main {
    public static void positionFrameOnScreen(Window frame,
            double horizontalPercent, double verticalPercent) {
        Rectangle s = getMaximumWindowBounds();
        Dimension f = frame.getSize();
        int w = Math.max(s.width - f.width, 0);
        int h = Math.max(s.height - f.height, 0);
        int x = (int) (horizontalPercent * w) + s.x;
        int y = (int) (verticalPercent * h) + s.y;
        frame.setBounds(x, y, f.width, f.height);
    }/* w w w  .  ja v  a2s.  co  m*/

    public static Rectangle getMaximumWindowBounds() {
        try {
            GraphicsEnvironment localGraphicsEnvironment = GraphicsEnvironment
                    .getLocalGraphicsEnvironment();
            Method method = GraphicsEnvironment.class
                    .getMethod("getMaximumWindowBounds");
            return (Rectangle) method.invoke(localGraphicsEnvironment);
        } catch (Exception e) {
            Dimension s = Toolkit.getDefaultToolkit().getScreenSize();
            return new Rectangle(0, 0, s.width, s.height);
        }

    }
}

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