/*!
* Ext JS Library 3.3.1
* Copyright(c) 2006-2010 Sencha Inc.
* [email protected]
* http://www.sencha.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:
* b : ButtonThis Button.e : EventObjectThe click event.
* @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:{@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. */ /** * @cfg {Boolean} autoWidth * By default, if a width is not specified the button will attempt to stretch horizontally to fit its content. * If the button is being managed by a width sizing layout (hbox, fit, anchor), set this to false to prevent * the button from doing this automatic sizing. * Defaults to undefined. */ initComponent : function(){ if(this.menu){ this.menu = Ext.menu.MenuMgr.get(this.menu); this.menu.ownerCt = this; } 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.ownerCt = undefined; } 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:
'x-btn-arrow' or 'x-btn-arrow-bottom' or '')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
onRepeatClick : function(repeat, e){
this.onClick(e);
},
// private
onClick : function(e){
if(e){
e.preventDefault();
}
if(e.button !== 0){
return;
}
if(!this.disabled){
this.doToggle();
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
doToggle: function(){
if (this.enableToggle && (this.allowDepress !== false || !this.pressed)) {
this.toggle();
}
},
// 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;
}
};
}();