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src/org/herac/tuxguitar/gui/util/SplashShell.java

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package org.herac.tuxguitar.gui.util;

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import org.eclipse.swt.SWT;

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import org.eclipse.swt.events.PaintEvent;

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import org.eclipse.swt.events.PaintListener;

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import org.eclipse.swt.graphics.Image;

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import org.eclipse.swt.widgets.Display;

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import org.eclipse.swt.widgets.Shell;

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import org.herac.tuxguitar.gui.SystemImages;

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import org.herac.tuxguitar.gui.TuxGuitar;

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import org.herac.tuxguitar.gui.system.config.ConfigKeys;

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public class SplashShell {

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        private Shell shell;

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        public SplashShell(Display display){

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                if(TuxGuitar.instance().getConfig().getBooleanConfigValue(ConfigKeys.SHOW_SPLASH)){

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                        this.open(display);

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                }

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        }

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        private void open(Display display) {                            

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                final Image image = SystemImages.TUXGUITAR_SPLASH;

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                int width = image.getBounds().width;

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                int height = image.getBounds().height;

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                int x = ((display.getBounds().width - display.getBounds().x) / 2) - (width / 2);

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                int y = ((display.getBounds().height - display.getBounds().y) / 2) - (height / 2);

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                this.shell = new Shell(display, SWT.NO_TRIM | SWT.NO_BACKGROUND);

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                this.shell.setBounds(x, y, width, height);

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                this.shell.setImage(SystemImages.TUXGUITAR_ICON);

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                this.shell.setText(TuxGuitar.getProperty("tuxguitar.title"));

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                this.shell.addPaintListener(new PaintListener() {

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                        public void paintControl(PaintEvent e) {

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                                e.gc.drawImage(image, 0, 0);

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                        }

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                });

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                this.shell.open();

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        }

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        public void close(){

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                if(this.shell != null && !this.shell.isDisposed()){

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                        this.shell.close();

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                        this.shell.dispose();

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                }

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        }

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}

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