--- /dev/null
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+<head>
+ <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
+ <title>The source code</title>
+ <link href="../resources/prettify/prettify.css" type="text/css" rel="stylesheet" />
+ <script type="text/javascript" src="../resources/prettify/prettify.js"></script>
+</head>
+<body onload="prettyPrint();">
+ <pre class="prettyprint lang-js">/*!
+ * Ext JS Library 3.3.0
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+Ext.ns('Ext.ux.form');
+
+<div id="cls-Ext.ux.form.SelectBox"></div>/**
+ * @class Ext.ux.form.SelectBox
+ * @extends Ext.form.ComboBox
+ * <p>Makes a ComboBox more closely mimic an HTML SELECT. Supports clicking and dragging
+ * through the list, with item selection occurring when the mouse button is released.
+ * When used will automatically set {@link #editable} to false and call {@link Ext.Element#unselectable}
+ * on inner elements. Re-enabling editable after calling this will NOT work.</p>
+ * @author Corey Gilmore http://extjs.com/forum/showthread.php?t=6392
+ * @history 2007-07-08 jvs
+ * Slight mods for Ext 2.0
+ * @xtype selectbox
+ */
+Ext.ux.form.SelectBox = Ext.extend(Ext.form.ComboBox, {
+ constructor: function(config){
+ this.searchResetDelay = 1000;
+ config = config || {};
+ config = Ext.apply(config || {}, {
+ editable: false,
+ forceSelection: true,
+ rowHeight: false,
+ lastSearchTerm: false,
+ triggerAction: 'all',
+ mode: 'local'
+ });
+
+ Ext.ux.form.SelectBox.superclass.constructor.apply(this, arguments);
+
+ this.lastSelectedIndex = this.selectedIndex || 0;
+ },
+
+ initEvents : function(){
+ Ext.ux.form.SelectBox.superclass.initEvents.apply(this, arguments);
+ // you need to use keypress to capture upper/lower case and shift+key, but it doesn't work in IE
+ this.el.on('keydown', this.keySearch, this, true);
+ this.cshTask = new Ext.util.DelayedTask(this.clearSearchHistory, this);
+ },
+
+ keySearch : function(e, target, options) {
+ var raw = e.getKey();
+ var key = String.fromCharCode(raw);
+ var startIndex = 0;
+
+ if( !this.store.getCount() ) {
+ return;
+ }
+
+ switch(raw) {
+ case Ext.EventObject.HOME:
+ e.stopEvent();
+ this.selectFirst();
+ return;
+
+ case Ext.EventObject.END:
+ e.stopEvent();
+ this.selectLast();
+ return;
+
+ case Ext.EventObject.PAGEDOWN:
+ this.selectNextPage();
+ e.stopEvent();
+ return;
+
+ case Ext.EventObject.PAGEUP:
+ this.selectPrevPage();
+ e.stopEvent();
+ return;
+ }
+
+ // skip special keys other than the shift key
+ if( (e.hasModifier() && !e.shiftKey) || e.isNavKeyPress() || e.isSpecialKey() ) {
+ return;
+ }
+ if( this.lastSearchTerm == key ) {
+ startIndex = this.lastSelectedIndex;
+ }
+ this.search(this.displayField, key, startIndex);
+ this.cshTask.delay(this.searchResetDelay);
+ },
+
+ onRender : function(ct, position) {
+ this.store.on('load', this.calcRowsPerPage, this);
+ Ext.ux.form.SelectBox.superclass.onRender.apply(this, arguments);
+ if( this.mode == 'local' ) {
+ this.initList();
+ this.calcRowsPerPage();
+ }
+ },
+
+ onSelect : function(record, index, skipCollapse){
+ if(this.fireEvent('beforeselect', this, record, index) !== false){
+ this.setValue(record.data[this.valueField || this.displayField]);
+ if( !skipCollapse ) {
+ this.collapse();
+ }
+ this.lastSelectedIndex = index + 1;
+ this.fireEvent('select', this, record, index);
+ }
+ },
+
+ afterRender : function() {
+ Ext.ux.form.SelectBox.superclass.afterRender.apply(this, arguments);
+ if(Ext.isWebKit) {
+ this.el.swallowEvent('mousedown', true);
+ }
+ this.el.unselectable();
+ this.innerList.unselectable();
+ this.trigger.unselectable();
+ this.innerList.on('mouseup', function(e, target, options) {
+ if( target.id && target.id == this.innerList.id ) {
+ return;
+ }
+ this.onViewClick();
+ }, this);
+
+ this.innerList.on('mouseover', function(e, target, options) {
+ if( target.id && target.id == this.innerList.id ) {
+ return;
+ }
+ this.lastSelectedIndex = this.view.getSelectedIndexes()[0] + 1;
+ this.cshTask.delay(this.searchResetDelay);
+ }, this);
+
+ this.trigger.un('click', this.onTriggerClick, this);
+ this.trigger.on('mousedown', function(e, target, options) {
+ e.preventDefault();
+ this.onTriggerClick();
+ }, this);
+
+ this.on('collapse', function(e, target, options) {
+ Ext.getDoc().un('mouseup', this.collapseIf, this);
+ }, this, true);
+
+ this.on('expand', function(e, target, options) {
+ Ext.getDoc().on('mouseup', this.collapseIf, this);
+ }, this, true);
+ },
+
+ clearSearchHistory : function() {
+ this.lastSelectedIndex = 0;
+ this.lastSearchTerm = false;
+ },
+
+ selectFirst : function() {
+ this.focusAndSelect(this.store.data.first());
+ },
+
+ selectLast : function() {
+ this.focusAndSelect(this.store.data.last());
+ },
+
+ selectPrevPage : function() {
+ if( !this.rowHeight ) {
+ return;
+ }
+ var index = Math.max(this.selectedIndex-this.rowsPerPage, 0);
+ this.focusAndSelect(this.store.getAt(index));
+ },
+
+ selectNextPage : function() {
+ if( !this.rowHeight ) {
+ return;
+ }
+ var index = Math.min(this.selectedIndex+this.rowsPerPage, this.store.getCount() - 1);
+ this.focusAndSelect(this.store.getAt(index));
+ },
+
+ search : function(field, value, startIndex) {
+ field = field || this.displayField;
+ this.lastSearchTerm = value;
+ var index = this.store.find.apply(this.store, arguments);
+ if( index !== -1 ) {
+ this.focusAndSelect(index);
+ }
+ },
+
+ focusAndSelect : function(record) {
+ var index = Ext.isNumber(record) ? record : this.store.indexOf(record);
+ this.select(index, this.isExpanded());
+ this.onSelect(this.store.getAt(index), index, this.isExpanded());
+ },
+
+ calcRowsPerPage : function() {
+ if( this.store.getCount() ) {
+ this.rowHeight = Ext.fly(this.view.getNode(0)).getHeight();
+ this.rowsPerPage = this.maxHeight / this.rowHeight;
+ } else {
+ this.rowHeight = false;
+ }
+ }
+
+});
+
+Ext.reg('selectbox', Ext.ux.form.SelectBox);
+
+//backwards compat
+Ext.ux.SelectBox = Ext.ux.form.SelectBox;
+</pre>
+</body>
+</html>
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