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comparison org.eclipse.jface.examples.databinding/src/org/eclipse/jface/examples/databinding/snippets/Snippet005MenuUpdater.d @ 99:5d5bd660917f

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build some databind snippets
author Frank Benoit <benoit@tionex.de>
date Wed, 22 Apr 2009 18:59:26 +0200
parents 6086085e153d
children
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98:48d4ee626868 99:5d5bd660917f
7 * 7 *
8 * Contributors: 8 * Contributors:
9 * IBM Corporation - initial API and implementation 9 * IBM Corporation - initial API and implementation
10 * Brad Reynolds - bug 116920 10 * Brad Reynolds - bug 116920
11 *******************************************************************************/ 11 *******************************************************************************/
12 package org.eclipse.jface.examples.databinding.snippets; 12 module org.eclipse.jface.examples.databinding.snippets.Snippet005MenuUpdater;
13
14 import java.lang.all;
13 15
14 import java.util.Date; 16 import java.util.Date;
15 import java.util.Iterator; 17 import java.util.Iterator;
16 18
17 import org.eclipse.core.databinding.observable.Realm; 19 import org.eclipse.core.databinding.observable.Realm;
22 import org.eclipse.swt.widgets.Display; 24 import org.eclipse.swt.widgets.Display;
23 import org.eclipse.swt.widgets.Menu; 25 import org.eclipse.swt.widgets.Menu;
24 import org.eclipse.swt.widgets.MenuItem; 26 import org.eclipse.swt.widgets.MenuItem;
25 import org.eclipse.swt.widgets.Shell; 27 import org.eclipse.swt.widgets.Shell;
26 28
29 import tango.io.Stdout;
30
27 /** 31 /**
28 */ 32 */
29 public class Snippet005MenuUpdater { 33 public class Snippet005MenuUpdater {
30 public static void main(String[] args) { 34 public static void main(String[] args) {
31 final Display display = new Display(); 35 void add(Display d, WritableList menuItemStrings){
32 Realm.runWithDefault(SWTObservables.getRealm(display), new Runnable() { 36 Stdout.formatln("adding item");
33 public void run() { 37 menuItemStrings.add(stringcast((new Date()).toString()));
34 Shell shell = new Shell(display); 38 d.timerExec(5000, dgRunnable( &add, d, menuItemStrings ));
39 }
40 final Display display = new Display();
41 Realm.runWithDefault(SWTObservables.getRealm(display), dgRunnable( (Display display_) {
42 Shell shell = new Shell(display_);
35 43
36 final WritableList menuItemStrings = new WritableList(); 44 final WritableList menuItemStrings = new WritableList();
37 display.asyncExec(new Runnable() { 45 display_.asyncExec(dgRunnable( &add, display_, menuItemStrings));
38 public void run() {
39 System.out.println("adding item");
40 menuItemStrings.add(new Date().toString());
41 display.timerExec(5000, this);
42 }
43 });
44 46
45 Menu bar = new Menu(shell, SWT.BAR); 47 Menu bar = new Menu(shell, SWT.BAR);
46 shell.setMenuBar(bar); 48 shell.setMenuBar(bar);
47 MenuItem fileItem = new MenuItem(bar, SWT.CASCADE); 49 MenuItem fileItem = new MenuItem(bar, SWT.CASCADE);
48 fileItem.setText("&Test Menu"); 50 fileItem.setText("&Test Menu");
49 final Menu submenu = new Menu(shell, SWT.DROP_DOWN); 51 final Menu submenu = new Menu(shell, SWT.DROP_DOWN);
50 fileItem.setMenu(submenu); 52 fileItem.setMenu(submenu);
51 new MenuUpdater(submenu) { 53 new class( submenu) MenuUpdater {
52 protected void updateMenu() { 54 this( Menu m ){
53 System.out.println("updating menu"); 55 super(m);
54 MenuItem[] items = submenu.getItems(); 56 }
55 int itemIndex = 0; 57 protected void updateMenu() {
56 for (Iterator it = menuItemStrings.iterator(); it 58 Stdout.formatln("updating menu");
57 .hasNext();) { 59 MenuItem[] items = submenu.getItems();
58 MenuItem item; 60 int itemIndex = 0;
59 if (itemIndex < items.length) { 61 for (Iterator it = menuItemStrings.iterator(); it
60 item = items[itemIndex++]; 62 .hasNext();) {
61 } else { 63 MenuItem item;
62 item = new MenuItem(submenu, SWT.NONE); 64 if (itemIndex < items.length) {
63 } 65 item = items[itemIndex++];
64 String string = (String) it.next(); 66 } else {
65 item.setText(string); 67 item = new MenuItem(submenu, SWT.NONE);
66 } 68 }
67 while (itemIndex < items.length) { 69 String string = stringcast( it.next());
68 items[itemIndex++].dispose(); 70 item.setText(string);
69 } 71 }
70 } 72 while (itemIndex < items.length) {
71 }; 73 items[itemIndex++].dispose();
74 }
75 }
76 };
72 77
73 shell.open(); 78 shell.open();
74 79
75 // The SWT event loop 80 // The SWT event loop
76 while (!shell.isDisposed()) { 81 while (!shell.isDisposed()) {
77 if (!display.readAndDispatch()) { 82 if (!display_.readAndDispatch()) {
78 display.sleep(); 83 display_.sleep();
79 } 84 }
80 } 85 }
81 } 86 }, display));
82 }); 87 display.dispose();
83 display.dispose(); 88 }
84 }
85 } 89 }
90
91 void main( String[] args ){
92 Snippet005MenuUpdater.main(args);
93 }
94