/*!
 * Ext JS Library 3.2.0
 * Copyright(c) 2006-2010 Ext JS, Inc.
 * licensing@extjs.com
 * http://www.extjs.com/license
 */
/** * @class Ext.Button * @extends Ext.BoxComponent * Simple Button class * @cfg {String} text The button text to be used as innerHTML (html tags are accepted) * @cfg {String} icon The path to an image to display in the button (the image will be set as the background-image * CSS property of the button by default, so if you want a mixed icon/text button, set cls:'x-btn-text-icon') * @cfg {Function} handler A function called when the button is clicked (can be used instead of click event). * The handler is passed the following parameters:
* @cfg {Number} minWidth The minimum width for this button (used to give a set of buttons a common width). * See also {@link Ext.Panel}.{@link Ext.Panel#minButtonWidth minButtonWidth}. * @cfg {String/Object} tooltip The tooltip for the button - can be a string to be used as innerHTML (html tags are accepted) or QuickTips config object * @cfg {Boolean} hidden True to start hidden (defaults to false) * @cfg {Boolean} disabled True to start disabled (defaults to false) * @cfg {Boolean} pressed True to start pressed (only if enableToggle = true) * @cfg {String} toggleGroup The group this toggle button is a member of (only 1 per group can be pressed) * @cfg {Boolean/Object} repeat True to repeat fire the click event while the mouse is down. This can also be * a {@link Ext.util.ClickRepeater ClickRepeater} config object (defaults to false). * @constructor * Create a new button * @param {Object} config The config object * @xtype button */ Ext.Button = Ext.extend(Ext.BoxComponent, { /** * Read-only. True if this button is hidden * @type Boolean */ hidden : false, /** * Read-only. True if this button is disabled * @type Boolean */ disabled : false, /** * Read-only. True if this button is pressed (only if enableToggle = true) * @type Boolean */ pressed : false, /** * @cfg {Number} tabIndex Set a DOM tabIndex for this button (defaults to undefined) */ /** * @cfg {Boolean} allowDepress * False to not allow a pressed Button to be depressed (defaults to undefined). Only valid when {@link #enableToggle} is true. */ /** * @cfg {Boolean} enableToggle * True to enable pressed/not pressed toggling (defaults to false) */ enableToggle : false, /** * @cfg {Function} toggleHandler * Function called when a Button with {@link #enableToggle} set to true is clicked. Two arguments are passed: */ /** * @cfg {Mixed} menu * Standard menu attribute consisting of a reference to a menu object, a menu id or a menu config blob (defaults to undefined). */ /** * @cfg {String} menuAlign * The position to align the menu to (see {@link Ext.Element#alignTo} for more details, defaults to 'tl-bl?'). */ menuAlign : 'tl-bl?', /** * @cfg {String} overflowText If used in a {@link Ext.Toolbar Toolbar}, the * text to be used if this item is shown in the overflow menu. See also * {@link Ext.Toolbar.Item}.{@link Ext.Toolbar.Item#overflowText overflowText}. */ /** * @cfg {String} iconCls * A css class which sets a background image to be used as the icon for this button */ /** * @cfg {String} type * submit, reset or button - defaults to 'button' */ type : 'button', // private menuClassTarget : 'tr:nth(2)', /** * @cfg {String} clickEvent * The DOM event that will fire the handler of the button. This can be any valid event name (dblclick, contextmenu). * Defaults to 'click'. */ clickEvent : 'click', /** * @cfg {Boolean} handleMouseEvents * False to disable visual cues on mouseover, mouseout and mousedown (defaults to true) */ handleMouseEvents : true, /** * @cfg {String} tooltipType * The type of tooltip to use. Either 'qtip' (default) for QuickTips or 'title' for title attribute. */ tooltipType : 'qtip', /** * @cfg {String} buttonSelector *

(Optional) A {@link Ext.DomQuery DomQuery} selector which is used to extract the active, clickable element from the * DOM structure created.

*

When a custom {@link #template} is used, you must ensure that this selector results in the selection of * a focussable element.

*

Defaults to 'button:first-child'.

*/ buttonSelector : 'button:first-child', /** * @cfg {String} scale *

(Optional) The size of the Button. Three values are allowed:

* *

Defaults to 'small'.

*/ scale : 'small', /** * @cfg {Object} scope The scope (this reference) in which the * {@link #handler} and {@link #toggleHandler} is * executed. Defaults to this Button. */ /** * @cfg {String} iconAlign *

(Optional) The side of the Button box to render the icon. Four values are allowed:

* *

Defaults to 'left'.

*/ iconAlign : 'left', /** * @cfg {String} arrowAlign *

(Optional) The side of the Button box to render the arrow if the button has an associated {@link #menu}. * Two values are allowed:

* *

Defaults to 'right'.

*/ arrowAlign : 'right', /** * @cfg {Ext.Template} template (Optional) *

A {@link Ext.Template Template} used to create the Button's DOM structure.

* Instances, or subclasses which need a different DOM structure may provide a different * template layout in conjunction with an implementation of {@link #getTemplateArgs}. * @type Ext.Template * @property template */ /** * @cfg {String} cls * A CSS class string to apply to the button's main element. */ /** * @property menu * @type Menu * The {@link Ext.menu.Menu Menu} object associated with this Button when configured with the {@link #menu} config option. */ initComponent : function(){ Ext.Button.superclass.initComponent.call(this); this.addEvents( /** * @event click * Fires when this button is clicked * @param {Button} this * @param {EventObject} e The click event */ 'click', /** * @event toggle * Fires when the 'pressed' state of this button changes (only if enableToggle = true) * @param {Button} this * @param {Boolean} pressed */ 'toggle', /** * @event mouseover * Fires when the mouse hovers over the button * @param {Button} this * @param {Event} e The event object */ 'mouseover', /** * @event mouseout * Fires when the mouse exits the button * @param {Button} this * @param {Event} e The event object */ 'mouseout', /** * @event menushow * If this button has a menu, this event fires when it is shown * @param {Button} this * @param {Menu} menu */ 'menushow', /** * @event menuhide * If this button has a menu, this event fires when it is hidden * @param {Button} this * @param {Menu} menu */ 'menuhide', /** * @event menutriggerover * If this button has a menu, this event fires when the mouse enters the menu triggering element * @param {Button} this * @param {Menu} menu * @param {EventObject} e */ 'menutriggerover', /** * @event menutriggerout * If this button has a menu, this event fires when the mouse leaves the menu triggering element * @param {Button} this * @param {Menu} menu * @param {EventObject} e */ 'menutriggerout' ); if(this.menu){ this.menu = Ext.menu.MenuMgr.get(this.menu); } if(Ext.isString(this.toggleGroup)){ this.enableToggle = true; } }, /** *

This method returns an Array which provides substitution parameters for the {@link #template Template} used * to create this Button's DOM structure.

*

Instances or subclasses which use a different Template to create a different DOM structure may need to provide their * own implementation of this method.

*

The default implementation which provides data for the default {@link #template} returns an Array containing the * following items:

* @return {Array} Substitution data for a Template. */ getTemplateArgs : function(){ return [this.type, 'x-btn-' + this.scale + ' x-btn-icon-' + this.scale + '-' + this.iconAlign, this.getMenuClass(), this.cls, this.id]; }, // private setButtonClass : function(){ if(this.useSetClass){ if(!Ext.isEmpty(this.oldCls)){ this.el.removeClass([this.oldCls, 'x-btn-pressed']); } this.oldCls = (this.iconCls || this.icon) ? (this.text ? ' x-btn-text-icon' : ' x-btn-icon') : ' x-btn-noicon'; this.el.addClass([this.oldCls, this.pressed ? 'x-btn-pressed' : null]); } }, // protected getMenuClass : function(){ return this.menu ? (this.arrowAlign != 'bottom' ? 'x-btn-arrow' : 'x-btn-arrow-bottom') : ''; }, // private onRender : function(ct, position){ if(!this.template){ if(!Ext.Button.buttonTemplate){ // hideous table template Ext.Button.buttonTemplate = new Ext.Template( '', '', '', '', '
  
  
  
'); Ext.Button.buttonTemplate.compile(); } this.template = Ext.Button.buttonTemplate; } var btn, targs = this.getTemplateArgs(); if(position){ btn = this.template.insertBefore(position, targs, true); }else{ btn = this.template.append(ct, targs, true); } /** * An {@link Ext.Element Element} encapsulating the Button's clickable element. By default, * this references a <button> element. Read only. * @type Ext.Element * @property btnEl */ this.btnEl = btn.child(this.buttonSelector); this.mon(this.btnEl, { scope: this, focus: this.onFocus, blur: this.onBlur }); this.initButtonEl(btn, this.btnEl); Ext.ButtonToggleMgr.register(this); }, // private initButtonEl : function(btn, btnEl){ this.el = btn; this.setIcon(this.icon); this.setText(this.text); this.setIconClass(this.iconCls); if(Ext.isDefined(this.tabIndex)){ btnEl.dom.tabIndex = this.tabIndex; } if(this.tooltip){ this.setTooltip(this.tooltip, true); } if(this.handleMouseEvents){ this.mon(btn, { scope: this, mouseover: this.onMouseOver, mousedown: this.onMouseDown }); // new functionality for monitoring on the document level //this.mon(btn, 'mouseout', this.onMouseOut, this); } if(this.menu){ this.mon(this.menu, { scope: this, show: this.onMenuShow, hide: this.onMenuHide }); } if(this.repeat){ var repeater = new Ext.util.ClickRepeater(btn, Ext.isObject(this.repeat) ? this.repeat : {}); this.mon(repeater, 'click', this.onClick, this); } this.mon(btn, this.clickEvent, this.onClick, this); }, // private afterRender : function(){ Ext.Button.superclass.afterRender.call(this); this.useSetClass = true; this.setButtonClass(); this.doc = Ext.getDoc(); this.doAutoWidth(); }, /** * Sets the CSS class that provides a background image to use as the button's icon. This method also changes * the value of the {@link iconCls} config internally. * @param {String} cls The CSS class providing the icon image * @return {Ext.Button} this */ setIconClass : function(cls){ this.iconCls = cls; if(this.el){ this.btnEl.dom.className = ''; this.btnEl.addClass(['x-btn-text', cls || '']); this.setButtonClass(); } return this; }, /** * Sets the tooltip for this Button. * @param {String/Object} tooltip. This may be:
* @return {Ext.Button} this */ setTooltip : function(tooltip, /* private */ initial){ if(this.rendered){ if(!initial){ this.clearTip(); } if(Ext.isObject(tooltip)){ Ext.QuickTips.register(Ext.apply({ target: this.btnEl.id }, tooltip)); this.tooltip = tooltip; }else{ this.btnEl.dom[this.tooltipType] = tooltip; } }else{ this.tooltip = tooltip; } return this; }, // private clearTip : function(){ if(Ext.isObject(this.tooltip)){ Ext.QuickTips.unregister(this.btnEl); } }, // private beforeDestroy : function(){ if(this.rendered){ this.clearTip(); } if(this.menu && this.destroyMenu !== false) { Ext.destroy(this.menu); } Ext.destroy(this.repeater); }, // private onDestroy : function(){ if(this.rendered){ this.doc.un('mouseover', this.monitorMouseOver, this); this.doc.un('mouseup', this.onMouseUp, this); delete this.doc; delete this.btnEl; Ext.ButtonToggleMgr.unregister(this); } Ext.Button.superclass.onDestroy.call(this); }, // private doAutoWidth : function(){ if(this.el && this.text && this.width === undefined){ this.el.setWidth('auto'); if(Ext.isIE7 && Ext.isStrict){ var ib = this.btnEl; if(ib && ib.getWidth() > 20){ ib.clip(); ib.setWidth(Ext.util.TextMetrics.measure(ib, this.text).width+ib.getFrameWidth('lr')); } } if(this.minWidth){ if(this.el.getWidth() < this.minWidth){ this.el.setWidth(this.minWidth); } } } }, /** * Assigns this Button's click handler * @param {Function} handler The function to call when the button is clicked * @param {Object} scope (optional) The scope (this reference) in which the handler function is executed. * Defaults to this Button. * @return {Ext.Button} this */ setHandler : function(handler, scope){ this.handler = handler; this.scope = scope; return this; }, /** * Sets this Button's text * @param {String} text The button text * @return {Ext.Button} this */ setText : function(text){ this.text = text; if(this.el){ this.btnEl.update(text || ' '); this.setButtonClass(); } this.doAutoWidth(); return this; }, /** * Sets the background image (inline style) of the button. This method also changes * the value of the {@link icon} config internally. * @param {String} icon The path to an image to display in the button * @return {Ext.Button} this */ setIcon : function(icon){ this.icon = icon; if(this.el){ this.btnEl.setStyle('background-image', icon ? 'url(' + icon + ')' : ''); this.setButtonClass(); } return this; }, /** * Gets the text for this Button * @return {String} The button text */ getText : function(){ return this.text; }, /** * If a state it passed, it becomes the pressed state otherwise the current state is toggled. * @param {Boolean} state (optional) Force a particular state * @param {Boolean} supressEvent (optional) True to stop events being fired when calling this method. * @return {Ext.Button} this */ toggle : function(state, suppressEvent){ state = state === undefined ? !this.pressed : !!state; if(state != this.pressed){ if(this.rendered){ this.el[state ? 'addClass' : 'removeClass']('x-btn-pressed'); } this.pressed = state; if(!suppressEvent){ this.fireEvent('toggle', this, state); if(this.toggleHandler){ this.toggleHandler.call(this.scope || this, this, state); } } } return this; }, // private onDisable : function(){ this.onDisableChange(true); }, // private onEnable : function(){ this.onDisableChange(false); }, onDisableChange : function(disabled){ if(this.el){ if(!Ext.isIE6 || !this.text){ this.el[disabled ? 'addClass' : 'removeClass'](this.disabledClass); } this.el.dom.disabled = disabled; } this.disabled = disabled; }, /** * Show this button's menu (if it has one) */ showMenu : function(){ if(this.rendered && this.menu){ if(this.tooltip){ Ext.QuickTips.getQuickTip().cancelShow(this.btnEl); } if(this.menu.isVisible()){ this.menu.hide(); } this.menu.ownerCt = this; this.menu.show(this.el, this.menuAlign); } return this; }, /** * Hide this button's menu (if it has one) */ hideMenu : function(){ if(this.hasVisibleMenu()){ this.menu.hide(); } return this; }, /** * Returns true if the button has a menu and it is visible * @return {Boolean} */ hasVisibleMenu : function(){ return this.menu && this.menu.ownerCt == this && this.menu.isVisible(); }, // private onClick : function(e){ if(e){ e.preventDefault(); } if(e.button !== 0){ return; } if(!this.disabled){ if(this.enableToggle && (this.allowDepress !== false || !this.pressed)){ this.toggle(); } if(this.menu && !this.hasVisibleMenu() && !this.ignoreNextClick){ this.showMenu(); } this.fireEvent('click', this, e); if(this.handler){ //this.el.removeClass('x-btn-over'); this.handler.call(this.scope || this, this, e); } } }, // private isMenuTriggerOver : function(e, internal){ return this.menu && !internal; }, // private isMenuTriggerOut : function(e, internal){ return this.menu && !internal; }, // private onMouseOver : function(e){ if(!this.disabled){ var internal = e.within(this.el, true); if(!internal){ this.el.addClass('x-btn-over'); if(!this.monitoringMouseOver){ this.doc.on('mouseover', this.monitorMouseOver, this); this.monitoringMouseOver = true; } this.fireEvent('mouseover', this, e); } if(this.isMenuTriggerOver(e, internal)){ this.fireEvent('menutriggerover', this, this.menu, e); } } }, // private monitorMouseOver : function(e){ if(e.target != this.el.dom && !e.within(this.el)){ if(this.monitoringMouseOver){ this.doc.un('mouseover', this.monitorMouseOver, this); this.monitoringMouseOver = false; } this.onMouseOut(e); } }, // private onMouseOut : function(e){ var internal = e.within(this.el) && e.target != this.el.dom; this.el.removeClass('x-btn-over'); this.fireEvent('mouseout', this, e); if(this.isMenuTriggerOut(e, internal)){ this.fireEvent('menutriggerout', this, this.menu, e); } }, focus : function() { this.btnEl.focus(); }, blur : function() { this.btnEl.blur(); }, // private onFocus : function(e){ if(!this.disabled){ this.el.addClass('x-btn-focus'); } }, // private onBlur : function(e){ this.el.removeClass('x-btn-focus'); }, // private getClickEl : function(e, isUp){ return this.el; }, // private onMouseDown : function(e){ if(!this.disabled && e.button === 0){ this.getClickEl(e).addClass('x-btn-click'); this.doc.on('mouseup', this.onMouseUp, this); } }, // private onMouseUp : function(e){ if(e.button === 0){ this.getClickEl(e, true).removeClass('x-btn-click'); this.doc.un('mouseup', this.onMouseUp, this); } }, // private onMenuShow : function(e){ if(this.menu.ownerCt == this){ this.menu.ownerCt = this; this.ignoreNextClick = 0; this.el.addClass('x-btn-menu-active'); this.fireEvent('menushow', this, this.menu); } }, // private onMenuHide : function(e){ if(this.menu.ownerCt == this){ this.el.removeClass('x-btn-menu-active'); this.ignoreNextClick = this.restoreClick.defer(250, this); this.fireEvent('menuhide', this, this.menu); delete this.menu.ownerCt; } }, // private restoreClick : function(){ this.ignoreNextClick = 0; } /** * @cfg {String} autoEl @hide */ /** * @cfg {String/Object} html @hide */ /** * @cfg {String} contentEl @hide */ /** * @cfg {Mixed} data @hide */ /** * @cfg {Mixed} tpl @hide */ /** * @cfg {String} tplWriteMode @hide */ }); Ext.reg('button', Ext.Button); // Private utility class used by Button Ext.ButtonToggleMgr = function(){ var groups = {}; function toggleGroup(btn, state){ if(state){ var g = groups[btn.toggleGroup]; for(var i = 0, l = g.length; i < l; i++){ if(g[i] != btn){ g[i].toggle(false); } } } } return { register : function(btn){ if(!btn.toggleGroup){ return; } var g = groups[btn.toggleGroup]; if(!g){ g = groups[btn.toggleGroup] = []; } g.push(btn); btn.on('toggle', toggleGroup); }, unregister : function(btn){ if(!btn.toggleGroup){ return; } var g = groups[btn.toggleGroup]; if(g){ g.remove(btn); btn.un('toggle', toggleGroup); } }, /** * Gets the pressed button in the passed group or null * @param {String} group * @return Button */ getPressed : function(group){ var g = groups[group]; if(g){ for(var i = 0, len = g.length; i < len; i++){ if(g[i].pressed === true){ return g[i]; } } } return null; } }; }();