get Primary Monitor Bounds - Java 2D Graphics

Java examples for 2D Graphics:Screen

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Description

get Primary Monitor Bounds

Demo Code

/*******************************************************************************
    Copyright 2014 Pawel Pastuszak//from w w w .  j a v a 2  s .  c om
         
    This file is part of Arget.

    Arget is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Arget is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Arget.  If not, see <http://www.gnu.org/licenses/>.
 ******************************************************************************/
//package com.java2s;
import java.awt.Dimension;
import java.awt.GraphicsDevice;

import java.awt.GraphicsEnvironment;
import java.awt.Rectangle;
import java.awt.Toolkit;

public class Main {
    public static Rectangle getPrimaryMonitorBounds() {
        // because gd[0] is not always a primary monitor we must search for it

        Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize(); // this is definitely primary monitor bounds

        GraphicsDevice[] gd = getScreenDevices();

        for (int i = 0; i < gd.length; i++) {
            Rectangle bounds = gd[i].getDefaultConfiguration().getBounds();

            if (bounds.width == screenSize.width
                    && bounds.height == screenSize.height)
                return bounds;
        }

        // Ultimate fallback, if we could not match screenSize to any of the screens, return bounds of gd[0]
        // which may or may not be primary monitor bounds
        if (gd.length > 0)
            return gd[0].getDefaultConfiguration().getBounds();

        return null;
    }

    public static GraphicsDevice[] getScreenDevices() {
        return GraphicsEnvironment.getLocalGraphicsEnvironment()
                .getScreenDevices();
    }
}

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