<!DOCTYPE html>
<html>
<!--
Copyright 2010 The Closure Library Authors. All Rights Reserved.
Use of this source code is governed by the Apache License, Version 2.0.
See the COPYING file for details.
-->
<head>
<title>goog.ui.MenuButton Demo</title>
<script src="../base.js"></script>
<script>
goog.require('goog.array');
goog.require('goog.debug.DivConsole');
goog.require('goog.debug.LogManager');
goog.require('goog.events');
goog.require('goog.events.EventType');
goog.require('goog.log');
goog.require('goog.object');
goog.require('goog.ui.CustomButton');
goog.require('goog.ui.Menu');
goog.require('goog.ui.MenuButton');
goog.require('goog.ui.MenuItem');
goog.require('goog.ui.Separator');
goog.require('goog.ui.decorate');
</script>
<link rel="stylesheet" href="css/demo.css">
<link rel="stylesheet" href="../css/custombutton.css">
<link rel="stylesheet" href="../css/menu.css">
<link rel="stylesheet" href="../css/menuitem.css">
<link rel="stylesheet" href="../css/menuseparator.css">
<link rel="stylesheet" href="../css/menubutton.css">
<style>
/* Base class for all icon elements. */
.icon {
height: 16px;
width: 16px;
margin: 0 1px;
background-image: url(../images/toolbar_icons.gif);
background-repeat: no-repeat;
vertical-align: middle;
}
/* "Format" icon. */
.format-icon {
background-position: -64px;
}
.positioning-frame {
height: 250px;
overflow: auto;
width: 100%;
}
</style>
</head>
<body>
<h1>goog.ui.MenuButton</h1>
<table border="0" cellpadding="0" cellspacing="4" width="100%">
<tbody>
<tr valign="top">
<td width="67%">
<fieldset>
<legend>
These <strong>MenuButton</strong>s were created programmatically:
</legend>
<table border="0" cellpadding="0" cellspacing="4">
<tbody>
<tr valign="middle">
<td>
<div id="menuButtons"></div>
</td>
<td>
Enable first button:
<input type="checkbox" id="b1_enable" checked>
Show second button:
<input type="checkbox" id="b2_show" checked>
</td>
</tr>
</tbody>
</table>
<label>
</label>
<br>
</fieldset>
<fieldset>
<legend>
This <strong>MenuButton</strong> decorates an element:
</legend>
<table border="0" cellpadding="0" cellspacing="4">
<tbody>
<tr valign="middle">
<td>
<div id="formatButton" class="goog-menu-button"
title="Format">
<!-- These elements will become the button's caption. -->
<div class="icon format-icon goog-inline-block"></div>
<span style="vertical-align:middle">Format</span>
<!-- This DIV will be auto-decorated with a menu. -->
<div id="formatMenu" class="goog-menu">
<div class="goog-menuitem">Bold</div>
<div class="goog-menuitem">Italic</div>
<div class="goog-menuitem">Underline</div>
<div class="goog-menuseparator"></div>
<div class="goog-menuitem goog-menuitem-disabled">
Strikethrough
</div>
<div class="goog-menuseparator"></div>
<div class="goog-menuitem">Font...</div>
<div class="goog-menuitem">Color...</div>
</div>
</div>
</td>
<td>
Enable button:
<input type="checkbox" id="formatButton_enable" checked>
Show button:
<input type="checkbox" id="formatButton_show" checked>
</td>
</tr>
</tbody>
</table>
<label>
</label>
<br>
</fieldset>
<fieldset>
<legend>
This <strong>MenuButton</strong> accompanies a
<strong>CustomButton</strong> to form a combo button:
</legend>
<div id="comboButtons"></div>
<label>
</label>
<br>
</fieldset>
<fieldset>
<legend>
These <strong>MenuButtons</strong> demonstrate
menu positioning options:
</legend>
<div></div>
<input type="checkbox" id="pos_option_scroll">
<label for="pos_option_scroll">
Scroll on overflow
</label>
<iframe class="positioning-frame" id="positioning-frame"
src="menubutton_frame.html">
</iframe>
<label>
</label>
<br>
</fieldset>
</td>
<td width="33%">
<!-- Event log. -->
<fieldset class="goog-debug-panel">
<legend>Event Log</legend>
<div id="log"></div>
</fieldset>
</td>
</tr>
</tbody>
</table>
<br>
<div id="perf"></div>
<script>
var timer = goog.now();
// Set up a logger.
goog.debug.LogManager.getRoot().setLevel(goog.log.Level.ALL);
var logger = goog.log.getLogger('demo');
var logconsole = new goog.debug.DivConsole(goog.dom.getElement('log'));
logconsole.setCapturing(true);
var EVENTS = goog.object.getValues(goog.ui.Component.EventType);
goog.log.fine(logger, 'Listening for: ' + EVENTS.join(', ') + '.');
function logEvent(e) {
var component = e.target;
var caption = (typeof component.getCaption == 'function') ?
component.getCaption() : component.getId();
goog.log.info(logger, '"' + caption + '" dispatched: ' + e.type);
}
// Create a sample menu.
var m1 = new goog.ui.Menu();
m1.setId('FileMenu');
goog.array.forEach(['New', 'Open', 'Save', 'Save as', null, 'Change label'],
function(label) {
var item;
if (label) {
item = new goog.ui.MenuItem(label + '...');
item.setId(label);
item.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
if (label == 'Save as') {
item.setEnabled(false);
}
} else {
item = new goog.ui.MenuSeparator();
}
m1.addItem(item);
});
// Create the first button programmatically.
var b1 = new goog.ui.MenuButton('File', m1);
b1.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
b1.setId('FileButton');
b1.render(goog.dom.getElement('menuButtons'));
b1.setTooltip('File menu demo');
goog.events.listen(b1, EVENTS, logEvent);
goog.events.listen(goog.dom.getElement('b1_enable'),
goog.events.EventType.CLICK,
function(e) {
b1.setEnabled(e.target.checked);
});
goog.events.listen(b1, goog.ui.Component.EventType.ACTION,
function(e) {
if (e.target && e.target.getCaption() == 'Change label...') {
var label = window.prompt('Enter new menu label:', b1.getCaption());
b1.setCaption(label || 'Empty');
}
});
// Create another sample menu.
var m2 = new goog.ui.Menu();
m2.setId('EditMenu');
goog.array.forEach(['Cut', 'Copy', 'Paste', null, 'Paste special'],
function(label) {
var item;
if (label) {
item = new goog.ui.MenuItem(label + '...');
item.setId(label);
item.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
} else {
item = new goog.ui.MenuSeparator();
}
m2.addItem(item);
});
// Create the second button programmatically.
var b2 = new goog.ui.MenuButton('Edit', m2);
b2.setId('EditButton');
b2.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
b2.render(goog.dom.getElement('menuButtons'));
b2.setTooltip('Edit menu demo');
goog.events.listen(b2, EVENTS, logEvent);
goog.events.listen(goog.dom.getElement('b2_show'),
goog.events.EventType.CLICK,
function(e) {
b2.setVisible(e.target.checked);
});
// Create another sample menu.
var m3 = new goog.ui.Menu();
m3.setId('WindowMenu');
goog.array.forEach(['Tile', 'Cascade', null, 'Zoom in', 'Zoom out'],
function(label) {
var item;
if (label) {
item = new goog.ui.MenuItem(label + '...');
item.setId(label);
item.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
} else {
item = new goog.ui.MenuSeparator();
}
m3.addItem(item);
});
var unhighlightable = new goog.ui.MenuItem('Zoom control:');
// Disabled implies unhighlightable, unless the menu is specifically set
// to allow highlighting disabled items (but it doesn't by default).
unhighlightable.setEnabled(false);
unhighlightable.setId('unhighlightable');
m3.addItemAt(unhighlightable, 3);
// Create a third button programmatically.
var b3 = new goog.ui.MenuButton('Window', m3);
b3.setId('WindowButton');
b3.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
b3.render(goog.dom.getElement('menuButtons'));
b3.setTooltip('Windowm menu demo');
goog.events.listen(b3, EVENTS, logEvent);
// Decorate a menu button. Note that since one of the child nodes of the
// menu button element can be decorated as a menu, it is auto-decorated and
// attached to the button.
var formatButton = goog.ui.decorate(goog.dom.getElement('formatButton'));
goog.events.listen(goog.dom.getElement('formatButton_show'),
goog.events.EventType.CLICK,
function(e) {
formatButton.setVisible(e.target.checked);
});
goog.events.listen(goog.dom.getElement('formatButton_enable'),
goog.events.EventType.CLICK,
function(e) {
formatButton.setEnabled(e.target.checked);
});
goog.events.listen(formatButton, EVENTS, logEvent);
// Create a combo button with a custom button and a menu button.
// Create a sample menu.
var cbb1 = new goog.ui.CustomButton('Add to Family');
cbb1.render(goog.dom.getElement('comboButtons'));
cbb1.addClassName('goog-custom-button-collapse-right');
var cbm1 = new goog.ui.Menu();
cbm1.setId('ComboMenu');
goog.array.forEach(['Friends', 'Family', 'Coworkers'],
function(label) {
var item = new goog.ui.MenuItem(label);
item.setId(label);
item.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
cbm1.addItem(item);
});
var cb1 = new goog.ui.Button('Take action', cbm1);
var cbmb1 = new goog.ui.MenuButton(null, cbm1);
cbmb1.setPositionElement(cbb1.getElement());
cbmb1.addClassName('goog-menu-button-collapse-left');
cbmb1.setDispatchTransitionEvents(goog.ui.Component.State.ALL, true);
cbmb1.setId('ComboMenuButton');
cbmb1.render(goog.dom.getElement('comboButtons'));
cbmb1.setTooltip('Combo button');
goog.events.listen(cbmb1, EVENTS, logEvent);
// Create two buttons with menus for the positioning demo inside the
// positioning iframe.
var positioningFrame = goog.dom.getElement('positioning-frame');
var shortPosButton, longPosButton;
goog.events.listen(positioningFrame, 'load', function() {
var frameDocument = goog.dom.getFrameContentDocument(positioningFrame);
var frameDomHelper = new goog.dom.DomHelper(frameDocument);
var shortMenu = new goog.ui.Menu(frameDomHelper);
shortMenu.setId('PositionMenuShort');
for (var i = 1; i <= 5; i++) {
shortMenu.addItem(new goog.ui.MenuItem('Item ' + i + '...'));
}
shortPosButton = new goog.ui.MenuButton('Short Menu', shortMenu);
shortPosButton.setId('PositingButtonShort');
shortPosButton.render(frameDocument.body);
shortMenu.getElement().style.overflowY = 'auto';
var longMenu = new goog.ui.Menu(frameDomHelper);
longMenu.setId('PositionMenuLong');
for (var i = 1; i <= 15; i++) {
longMenu.addItem(new goog.ui.MenuItem('Item ' + i + '...'));
}
longPosButton = new goog.ui.MenuButton('Long Menu', longMenu);
longPosButton.setId('PositingButtonLong');
longPosButton.render(frameDocument.body);
longMenu.getElement().style.overflowY = 'auto';
});
function updateScrollOption() {
var checked = goog.dom.getElement('pos_option_scroll').checked;
shortPosButton.setScrollOnOverflow(checked);
longPosButton.setScrollOnOverflow(checked);
}
goog.events.listen(goog.dom.getElement('pos_option_scroll'), 'click',
updateScrollOption);
goog.dom.setTextContent(goog.dom.getElement('perf'),
(goog.now() - timer) + 'ms');
</script>
</body>
</html>