49 lines
1.4 KiB
Java
49 lines
1.4 KiB
Java
//: swt/Menus.java
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// Fun with menus.
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import swt.util.*;
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import org.eclipse.swt.*;
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import org.eclipse.swt.widgets.*;
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import java.util.*;
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import net.mindview.util.*;
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public class Menus implements SWTApplication {
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private static Shell shell;
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@Override
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public void createContents(Composite parent) {
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shell = parent.getShell();
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Menu bar = new Menu(shell, SWT.BAR);
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shell.setMenuBar(bar);
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Set<String> words = new TreeSet<>(
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new TextFile("Menus.java", "\\W+"));
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Iterator<String> it = words.iterator();
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while(it.next().matches("[0-9]+"))
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; // Move past the numbers.
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MenuItem[] mItem = new MenuItem[7];
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for(int i = 0; i < mItem.length; i++) {
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mItem[i] = new MenuItem(bar, SWT.CASCADE);
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mItem[i].setText(it.next());
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Menu submenu = new Menu(shell, SWT.DROP_DOWN);
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mItem[i].setMenu(submenu);
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}
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int i = 0;
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while(it.hasNext()) {
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addItem(bar, it, mItem[i]);
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i = (i + 1) % mItem.length;
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}
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}
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static Listener listener = new Listener() {
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public void handleEvent(Event e) {
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System.out.println(e.toString());
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}
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};
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void
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addItem(Menu bar, Iterator<String> it, MenuItem mItem) {
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MenuItem item = new MenuItem(mItem.getMenu(),SWT.PUSH);
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item.addListener(SWT.Selection, listener);
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item.setText(it.next());
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}
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public static void main(String[] args) {
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SWTConsole.run(new Menus(), 600, 200);
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}
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} ///:~
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