55 lines
1.9 KiB
Java
55 lines
1.9 KiB
Java
package com.bytezone.diskbrowser.gui;
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import java.awt.event.ActionEvent;
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import java.util.Enumeration;
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import javax.swing.AbstractAction;
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import javax.swing.AbstractButton;
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import javax.swing.Action;
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import javax.swing.ButtonGroup;
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import javax.swing.JCheckBoxMenuItem;
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import javax.swing.KeyStroke;
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import com.bytezone.diskbrowser.applefile.Palette;
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import com.bytezone.diskbrowser.applefile.PaletteFactory.CycleDirection;
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// -----------------------------------------------------------------------------------//
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class PreviousPaletteAction extends AbstractAction
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// -----------------------------------------------------------------------------------//
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{
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private final OutputPanel owner;
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private final ButtonGroup buttonGroup;
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// ---------------------------------------------------------------------------------//
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PreviousPaletteAction (OutputPanel owner, ButtonGroup buttonGroup)
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// ---------------------------------------------------------------------------------//
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{
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super ("Previous Palette");
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putValue (Action.SHORT_DESCRIPTION, "Select previous color palette");
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putValue (Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke ("meta alt P"));
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this.owner = owner;
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this.buttonGroup = buttonGroup;
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}
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// ---------------------------------------------------------------------------------//
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@Override
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public void actionPerformed (ActionEvent e)
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// ---------------------------------------------------------------------------------//
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{
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Palette palette = owner.cyclePalette (CycleDirection.BACKWARDS);
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if (palette != null)
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{
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Enumeration<AbstractButton> enumeration = buttonGroup.getElements ();
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while (enumeration.hasMoreElements ())
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{
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JCheckBoxMenuItem item = (JCheckBoxMenuItem) enumeration.nextElement ();
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if (item.getText ().equals (palette.getName ()))
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{
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item.setSelected (true);
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break;
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}
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}
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}
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}
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} |