/**
* This is the hook through which all menu items are created. It registers the result with the
* menuitem hashtable so that it can be fetched with getMenuItem().
*
* @see #getMenuItem
*/
protected JMenuItem createMenuItem(String cmd) {
JMenuItem mi = new JMenuItem(getResourceString(cmd + labelSuffix));
URL url = getResource(cmd + imageSuffix);
if (url != null) {
mi.setHorizontalTextPosition(JButton.RIGHT);
mi.setIcon(new ImageIcon(url));
}
String astr = getResourceString(cmd + actionSuffix);
if (astr == null) {
astr = cmd;
}
mi.setActionCommand(astr);
Action myaction = getAction(astr); // if this is a known action
if (myaction != null) {
mi.addActionListener(myaction);
myaction.addPropertyChangeListener(createActionChangeListener(mi));
// System.out.println("myaction not null: astr:"+astr+" enabled:"+myaction.isEnabled());
mi.setEnabled(myaction.isEnabled());
} else {
System.err.println("Error:TextViewer: createMenuItem: myaction is null: astr:" + astr);
// causes the item to be greyed out
mi.setEnabled(false);
}
menuItems.put(cmd, mi);
return mi;
}
/**
* Factory method which creates the <code>JMenuItem</code> for <code>Actions</code> added to the
* <code>JPopupMenu</code>.
*
* @param a the <code>Action</code> for the menu item to be added
* @return the new menu item
* @see Action
* @since 1.3
*/
protected JMenuItem createActionComponent(Action a) {
JMenuItem mi =
new JMenuItem() {
protected PropertyChangeListener createActionPropertyChangeListener(Action a) {
PropertyChangeListener pcl = createActionChangeListener(this);
if (pcl == null) {
pcl = super.createActionPropertyChangeListener(a);
}
return pcl;
}
};
mi.setHorizontalTextPosition(JButton.TRAILING);
mi.setVerticalTextPosition(JButton.CENTER);
return mi;
}
/** This is the hook through which all menu items are created. */
protected JMenuItem createMenuItem(String cmd) {
JMenuItem mi = new JMenuItem(getResourceString(cmd + labelSuffix));
URL url = getResource(cmd + imageSuffix);
if (url != null) {
mi.setHorizontalTextPosition(JButton.RIGHT);
mi.setIcon(new ImageIcon(url));
}
String astr = getProperty(cmd + actionSuffix);
if (astr == null) {
astr = cmd;
}
mi.setActionCommand(astr);
Action a = getAction(astr);
if (a != null) {
mi.addActionListener(a);
a.addPropertyChangeListener(createActionChangeListener(mi));
mi.setEnabled(a.isEnabled());
} else {
mi.setEnabled(false);
}
return mi;
}
