X-Git-Url: http://git.ithinksw.org/extjs.git/blobdiff_plain/2e847cf21b8ab9d15fa167b315ca5b2fa92638fc..6a7e4474cba9d8be4b2ec445e10f1691f7277c50:/src/widgets/CycleButton.js diff --git a/src/widgets/CycleButton.js b/src/widgets/CycleButton.js index a57bdfdc..3f1ea7a8 100644 --- a/src/widgets/CycleButton.js +++ b/src/widgets/CycleButton.js @@ -1,193 +1,193 @@ /*! - * Ext JS Library 3.1.1 - * Copyright(c) 2006-2010 Ext JS, LLC + * Ext JS Library 3.2.0 + * Copyright(c) 2006-2010 Ext JS, Inc. * licensing@extjs.com * http://www.extjs.com/license */ -/** - * @class Ext.CycleButton - * @extends Ext.SplitButton - * A specialized SplitButton that contains a menu of {@link Ext.menu.CheckItem} elements. The button automatically - * cycles through each menu item on click, raising the button's {@link #change} event (or calling the button's - * {@link #changeHandler} function, if supplied) for the active menu item. Clicking on the arrow section of the - * button displays the dropdown menu just like a normal SplitButton. Example usage: - *

-var btn = new Ext.CycleButton({
-    showText: true,
-    prependText: 'View as ',
-    items: [{
-        text:'text only',
-        iconCls:'view-text',
-        checked:true
-    },{
-        text:'HTML',
-        iconCls:'view-html'
-    }],
-    changeHandler:function(btn, item){
-        Ext.Msg.alert('Change View', item.text);
-    }
-});
-
- * @constructor - * Create a new split button - * @param {Object} config The config object - * @xtype cycle - */ -Ext.CycleButton = Ext.extend(Ext.SplitButton, { - /** - * @cfg {Array} items An array of {@link Ext.menu.CheckItem} config objects to be used when creating the - * button's menu items (e.g., {text:'Foo', iconCls:'foo-icon'}) - */ - /** - * @cfg {Boolean} showText True to display the active item's text as the button text (defaults to false) - */ - /** - * @cfg {String} prependText A static string to prepend before the active item's text when displayed as the - * button's text (only applies when showText = true, defaults to '') - */ - /** - * @cfg {Function} changeHandler A callback function that will be invoked each time the active menu - * item in the button's menu has changed. If this callback is not supplied, the SplitButton will instead - * fire the {@link #change} event on active item change. The changeHandler function will be called with the - * following argument list: (SplitButton this, Ext.menu.CheckItem item) - */ - /** - * @cfg {String} forceIcon A css class which sets an image to be used as the static icon for this button. This - * icon will always be displayed regardless of which item is selected in the dropdown list. This overrides the - * default behavior of changing the button's icon to match the selected item's icon on change. - */ - /** - * @property menu - * @type Menu - * The {@link Ext.menu.Menu Menu} object used to display the {@link Ext.menu.CheckItem CheckItems} representing the available choices. - */ - - // private - getItemText : function(item){ - if(item && this.showText === true){ - var text = ''; - if(this.prependText){ - text += this.prependText; - } - text += item.text; - return text; - } - return undefined; - }, - - /** - * Sets the button's active menu item. - * @param {Ext.menu.CheckItem} item The item to activate - * @param {Boolean} suppressEvent True to prevent the button's change event from firing (defaults to false) - */ - setActiveItem : function(item, suppressEvent){ - if(!Ext.isObject(item)){ - item = this.menu.getComponent(item); - } - if(item){ - if(!this.rendered){ - this.text = this.getItemText(item); - this.iconCls = item.iconCls; - }else{ - var t = this.getItemText(item); - if(t){ - this.setText(t); - } - this.setIconClass(item.iconCls); - } - this.activeItem = item; - if(!item.checked){ - item.setChecked(true, false); - } - if(this.forceIcon){ - this.setIconClass(this.forceIcon); - } - if(!suppressEvent){ - this.fireEvent('change', this, item); - } - } - }, - - /** - * Gets the currently active menu item. - * @return {Ext.menu.CheckItem} The active item - */ - getActiveItem : function(){ - return this.activeItem; - }, - - // private - initComponent : function(){ - this.addEvents( - /** - * @event change - * Fires after the button's active menu item has changed. Note that if a {@link #changeHandler} function - * is set on this CycleButton, it will be called instead on active item change and this change event will - * not be fired. - * @param {Ext.CycleButton} this - * @param {Ext.menu.CheckItem} item The menu item that was selected - */ - "change" - ); - - if(this.changeHandler){ - this.on('change', this.changeHandler, this.scope||this); - delete this.changeHandler; - } - - this.itemCount = this.items.length; - - this.menu = {cls:'x-cycle-menu', items:[]}; - var checked = 0; - Ext.each(this.items, function(item, i){ - Ext.apply(item, { - group: item.group || this.id, - itemIndex: i, - checkHandler: this.checkHandler, - scope: this, - checked: item.checked || false - }); - this.menu.items.push(item); - if(item.checked){ - checked = i; - } - }, this); - Ext.CycleButton.superclass.initComponent.call(this); - this.on('click', this.toggleSelected, this); - this.setActiveItem(checked, true); - }, - - // private - checkHandler : function(item, pressed){ - if(pressed){ - this.setActiveItem(item); - } - }, - - /** - * This is normally called internally on button click, but can be called externally to advance the button's - * active item programmatically to the next one in the menu. If the current item is the last one in the menu - * the active item will be set to the first item in the menu. - */ - toggleSelected : function(){ - var m = this.menu; - m.render(); - // layout if we haven't before so the items are active - if(!m.hasLayout){ - m.doLayout(); - } - - var nextIdx, checkItem; - for (var i = 1; i < this.itemCount; i++) { - nextIdx = (this.activeItem.itemIndex + i) % this.itemCount; - // check the potential item - checkItem = m.items.itemAt(nextIdx); - // if its not disabled then check it. - if (!checkItem.disabled) { - checkItem.setChecked(true); - break; - } - } - } -}); +/** + * @class Ext.CycleButton + * @extends Ext.SplitButton + * A specialized SplitButton that contains a menu of {@link Ext.menu.CheckItem} elements. The button automatically + * cycles through each menu item on click, raising the button's {@link #change} event (or calling the button's + * {@link #changeHandler} function, if supplied) for the active menu item. Clicking on the arrow section of the + * button displays the dropdown menu just like a normal SplitButton. Example usage: + *

+var btn = new Ext.CycleButton({
+    showText: true,
+    prependText: 'View as ',
+    items: [{
+        text:'text only',
+        iconCls:'view-text',
+        checked:true
+    },{
+        text:'HTML',
+        iconCls:'view-html'
+    }],
+    changeHandler:function(btn, item){
+        Ext.Msg.alert('Change View', item.text);
+    }
+});
+
+ * @constructor + * Create a new split button + * @param {Object} config The config object + * @xtype cycle + */ +Ext.CycleButton = Ext.extend(Ext.SplitButton, { + /** + * @cfg {Array} items An array of {@link Ext.menu.CheckItem} config objects to be used when creating the + * button's menu items (e.g., {text:'Foo', iconCls:'foo-icon'}) + */ + /** + * @cfg {Boolean} showText True to display the active item's text as the button text (defaults to false) + */ + /** + * @cfg {String} prependText A static string to prepend before the active item's text when displayed as the + * button's text (only applies when showText = true, defaults to '') + */ + /** + * @cfg {Function} changeHandler A callback function that will be invoked each time the active menu + * item in the button's menu has changed. If this callback is not supplied, the SplitButton will instead + * fire the {@link #change} event on active item change. The changeHandler function will be called with the + * following argument list: (SplitButton this, Ext.menu.CheckItem item) + */ + /** + * @cfg {String} forceIcon A css class which sets an image to be used as the static icon for this button. This + * icon will always be displayed regardless of which item is selected in the dropdown list. This overrides the + * default behavior of changing the button's icon to match the selected item's icon on change. + */ + /** + * @property menu + * @type Menu + * The {@link Ext.menu.Menu Menu} object used to display the {@link Ext.menu.CheckItem CheckItems} representing the available choices. + */ + + // private + getItemText : function(item){ + if(item && this.showText === true){ + var text = ''; + if(this.prependText){ + text += this.prependText; + } + text += item.text; + return text; + } + return undefined; + }, + + /** + * Sets the button's active menu item. + * @param {Ext.menu.CheckItem} item The item to activate + * @param {Boolean} suppressEvent True to prevent the button's change event from firing (defaults to false) + */ + setActiveItem : function(item, suppressEvent){ + if(!Ext.isObject(item)){ + item = this.menu.getComponent(item); + } + if(item){ + if(!this.rendered){ + this.text = this.getItemText(item); + this.iconCls = item.iconCls; + }else{ + var t = this.getItemText(item); + if(t){ + this.setText(t); + } + this.setIconClass(item.iconCls); + } + this.activeItem = item; + if(!item.checked){ + item.setChecked(true, false); + } + if(this.forceIcon){ + this.setIconClass(this.forceIcon); + } + if(!suppressEvent){ + this.fireEvent('change', this, item); + } + } + }, + + /** + * Gets the currently active menu item. + * @return {Ext.menu.CheckItem} The active item + */ + getActiveItem : function(){ + return this.activeItem; + }, + + // private + initComponent : function(){ + this.addEvents( + /** + * @event change + * Fires after the button's active menu item has changed. Note that if a {@link #changeHandler} function + * is set on this CycleButton, it will be called instead on active item change and this change event will + * not be fired. + * @param {Ext.CycleButton} this + * @param {Ext.menu.CheckItem} item The menu item that was selected + */ + "change" + ); + + if(this.changeHandler){ + this.on('change', this.changeHandler, this.scope||this); + delete this.changeHandler; + } + + this.itemCount = this.items.length; + + this.menu = {cls:'x-cycle-menu', items:[]}; + var checked = 0; + Ext.each(this.items, function(item, i){ + Ext.apply(item, { + group: item.group || this.id, + itemIndex: i, + checkHandler: this.checkHandler, + scope: this, + checked: item.checked || false + }); + this.menu.items.push(item); + if(item.checked){ + checked = i; + } + }, this); + Ext.CycleButton.superclass.initComponent.call(this); + this.on('click', this.toggleSelected, this); + this.setActiveItem(checked, true); + }, + + // private + checkHandler : function(item, pressed){ + if(pressed){ + this.setActiveItem(item); + } + }, + + /** + * This is normally called internally on button click, but can be called externally to advance the button's + * active item programmatically to the next one in the menu. If the current item is the last one in the menu + * the active item will be set to the first item in the menu. + */ + toggleSelected : function(){ + var m = this.menu; + m.render(); + // layout if we haven't before so the items are active + if(!m.hasLayout){ + m.doLayout(); + } + + var nextIdx, checkItem; + for (var i = 1; i < this.itemCount; i++) { + nextIdx = (this.activeItem.itemIndex + i) % this.itemCount; + // check the potential item + checkItem = m.items.itemAt(nextIdx); + // if its not disabled then check it. + if (!checkItem.disabled) { + checkItem.setChecked(true); + break; + } + } + } +}); Ext.reg('cycle', Ext.CycleButton); \ No newline at end of file