Re: [JmenuItem] menuItem when clicking on menu item

From:
Knute Johnson <nospam@rabbitbrush.frazmtn.com>
Newsgroups:
comp.lang.java.help
Date:
Sun, 28 Dec 2008 19:47:57 -0800
Message-ID:
<4958486d$0$23155$b9f67a60@news.newsdemon.com>
Daniel Moyne wrote:

I have created the same ActionListener on a collection of menu items in a loop like this :
for (int i = 0; i < NUMBER_OPENED_FILES + 1; i++) {
name =.....
menuItem = new JMenuItem(name);
menuItem.setName("menuItem_" + String.valueOf(i));
menuItem.addActionListener(new java.awt.event.ActionListener() {
    public void actionPerformed(java.awt.event.ActionEvent evt) {
 menuItemActionPerformed(evt);
}
 });
}

In my method actionPerformed I want to know which menu has been clicked ; I know it is ridiculous because normally :
(1) you attach an ActionListener at each menu item,
(2) and in general you do not care about the menu item clicked.

I can process the string evt to extract the identifier of the menu item clicked as the desired information in recorded in evt ; any other ideas ?

Regards.


You can override JMenuItem to include a index number (the OO folks will
cringe though) or you can put them in an ArrayList and get their index
that way. The latter is probably best.

--

Knute Johnson
email s/nospam/knute2008/

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