102 lines
2.3 KiB
Java
102 lines
2.3 KiB
Java
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package net.sourceforge.tuned.ui;
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import java.awt.Color;
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import java.awt.Dimension;
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import java.awt.Graphics2D;
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import java.awt.Image;
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import java.awt.Point;
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import java.awt.Window;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.image.BufferedImage;
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import javax.swing.Action;
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import javax.swing.Icon;
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import javax.swing.ImageIcon;
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import javax.swing.JComponent;
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import javax.swing.JDialog;
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import javax.swing.KeyStroke;
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import javax.swing.SwingUtilities;
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import javax.swing.Timer;
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public final class TunedUtil {
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public static final Color TRANSLUCENT = new Color(255, 255, 255, 0);
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public static void checkEventDispatchThread() {
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if (!SwingUtilities.isEventDispatchThread()) {
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throw new IllegalStateException("Method must be accessed from the Swing Event Dispatch Thread, but was called on Thread \"" + Thread.currentThread().getName() + "\"");
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}
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}
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public static void putActionForKeystroke(JComponent component, KeyStroke keystroke, Action action) {
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Integer key = action.hashCode();
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component.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT).put(keystroke, key);
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component.getActionMap().put(key, action);
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}
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public static Point getPreferredLocation(JDialog dialog) {
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Window owner = dialog.getOwner();
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if (owner == null)
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return new Point(120, 80);
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Point p = owner.getLocation();
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Dimension d = owner.getSize();
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return new Point(p.x + d.width / 4, p.y + d.height / 7);
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}
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public static Image getImage(Icon icon) {
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if (icon instanceof ImageIcon) {
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return ((ImageIcon) icon).getImage();
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}
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BufferedImage image = new BufferedImage(icon.getIconWidth(), icon.getIconHeight(), BufferedImage.TYPE_INT_ARGB);
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Graphics2D g2d = image.createGraphics();
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icon.paintIcon(null, g2d, 0, 0);
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g2d.dispose();
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return image;
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}
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public static Dimension getDimension(Icon icon) {
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return new Dimension(icon.getIconWidth(), icon.getIconHeight());
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}
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public static Timer invokeLater(int delay, final Runnable runnable) {
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Timer timer = new Timer(delay, new ActionListener() {
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@Override
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public void actionPerformed(ActionEvent e) {
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runnable.run();
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}
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});
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timer.setRepeats(false);
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timer.start();
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return timer;
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}
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/**
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* Dummy constructor to prevent instantiation.
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*/
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private TunedUtil() {
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throw new UnsupportedOperationException();
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}
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}
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