// License: GPL. Copyright 2007 by Immanuel Scholz and others package org.openstreetmap.josm.actions; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.KeyEvent; import java.beans.PropertyChangeEvent; import java.beans.PropertyChangeListener; import java.util.ArrayList; import java.util.List; import javax.swing.AbstractAction; import javax.swing.Action; import javax.swing.Icon; import javax.swing.JComponent; import javax.swing.JMenuItem; import javax.swing.JPopupMenu; import javax.swing.KeyStroke; import org.openstreetmap.josm.Main; import org.openstreetmap.josm.gui.IconToggleButton; import org.openstreetmap.josm.tools.ImageProvider; import org.openstreetmap.josm.tools.ShortCutLabel; import org.openstreetmap.josm.tools.ImageProvider.OverlayPosition; public class GroupAction extends JosmAction { protected final List actions = new ArrayList(); private int current = -1; private String shortCutName = ""; private PropertyChangeListener forwardActiveListener = new PropertyChangeListener(){ public void propertyChange(PropertyChangeEvent evt) { if (evt.getPropertyName().equals("active")) putValue("active", evt.getNewValue()); } }; protected void setCurrent(int current) { if (this.current != -1) actions.get(this.current).removePropertyChangeListener(forwardActiveListener); actions.get(current).addPropertyChangeListener(forwardActiveListener); this.current = current; putValue(SMALL_ICON, ImageProvider.overlay((Icon)actions.get(current).getValue(SMALL_ICON), "overlay/right", OverlayPosition.SOUTHEAST)); Object tooltip = actions.get(current).getValue(SHORT_DESCRIPTION); putValue(SHORT_DESCRIPTION, ""+tooltip+" "+shortCutName+" "); } public GroupAction(int shortCut, int modifiers) { String idName = getClass().getName(); Main.contentPane.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(KeyStroke.getKeyStroke(shortCut, modifiers), idName); Main.contentPane.getActionMap().put(idName, this); shortCutName = ShortCutLabel.name(shortCut, modifiers); Main.contentPane.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(KeyStroke.getKeyStroke(shortCut, KeyEvent.SHIFT_DOWN_MASK), idName+".cycle"); Main.contentPane.getActionMap().put(idName+".cycle", new AbstractAction(){ public void actionPerformed(ActionEvent e) { setCurrent((current+1)%actions.size()); actions.get(current).actionPerformed(e); } }); } public void actionPerformed(ActionEvent e) { if (e.getSource() instanceof IconToggleButton && ((IconToggleButton)e.getSource()).groupbutton) { IconToggleButton b = (IconToggleButton)e.getSource(); b.setSelected(!b.isSelected()); openPopup(b); } else actions.get(current).actionPerformed(e); } private void openPopup(IconToggleButton b) { JPopupMenu popup = new JPopupMenu(); for (int i = 0; i < actions.size(); ++i) { final int j = i; JMenuItem item = new JMenuItem(actions.get(i)); item.addActionListener(new ActionListener(){ public void actionPerformed(ActionEvent e) { setCurrent(j); } }); popup.add(item); } popup.show(b, b.getWidth(), 0); } }