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                                                                                                                                                                                                      \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                      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         \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n                                                                                                                                                                                                       \n\n*/\n(function (f, define) {\n    define('kendo.button', ['kendo.core'], f);\n}(function () {\n    var __meta__ = {\n        id: 'button',\n        name: 'Button',\n        category: 'web',\n        description: 'The Button widget displays styled buttons.',\n        depends: ['core']\n    };\n    (function ($, undefined) {\n        var kendo = window.kendo, Widget = kendo.ui.Widget, proxy = $.proxy, keys = kendo.keys, CLICK = 'click', KBUTTON = 'k-button', KBUTTONICON = 'k-button-icon', KBUTTONICONTEXT = 'k-button-icontext', NS = '.kendoButton', DISABLED = 'disabled', DISABLEDSTATE = 'k-state-disabled', FOCUSEDSTATE = 'k-state-focused', SELECTEDSTATE = 'k-state-selected';\n        var Button = Widget.extend({\n            init: function (element, options) {\n                var that = this;\n                Widget.fn.init.call(that, element, options);\n                element = that.wrapper = that.element;\n                options = that.options;\n                element.addClass(KBUTTON).attr('role', 'button');\n                options.enable = options.enable && !element.attr(DISABLED);\n                that.enable(options.enable);\n                that._tabindex();\n                that._graphics();\n                element.on(CLICK + NS, proxy(that._click, that)).on('focus' + NS, proxy(that._focus, that)).on('blur' + NS, proxy(that._blur, that)).on('keydown' + NS, proxy(that._keydown, that)).on('keyup' + NS, proxy(that._keyup, that));\n                kendo.notify(that);\n            },\n            destroy: function () {\n                var that = this;\n                that.wrapper.off(NS);\n                Widget.fn.destroy.call(that);\n            },\n            events: [CLICK],\n            options: {\n                name: 'Button',\n                icon: '',\n                spriteCssClass: '',\n                imageUrl: '',\n                enable: true\n            },\n            _isNativeButton: function () {\n                return this.element.prop('tagName').toLowerCase() == 'button';\n            },\n            _click: function (e) {\n                if (this.options.enable) {\n                    if (this.trigger(CLICK, { event: e })) {\n                        e.preventDefault();\n                    }\n                }\n            },\n            _focus: function () {\n                if (this.options.enable) {\n                    this.element.addClass(FOCUSEDSTATE);\n                }\n            },\n            _blur: function () {\n                this.element.removeClass(FOCUSEDSTATE);\n            },\n            _keydown: function (e) {\n                var that = this;\n                if (!that._isNativeButton()) {\n                    if (e.keyCode == keys.ENTER || e.keyCode == keys.SPACEBAR) {\n                        if (e.keyCode == keys.SPACEBAR) {\n                            e.preventDefault();\n                            if (that.options.enable) {\n                                that.element.addClass(SELECTEDSTATE);\n                            }\n                        }\n                        that._click(e);\n                    }\n                }\n            },\n            _keyup: function () {\n                this.element.removeClass(SELECTEDSTATE);\n            },\n            _graphics: function () {\n                var that = this, element = that.element, options = that.options, icon = options.icon, spriteCssClass = options.spriteCssClass, imageUrl = options.imageUrl, span, img, isEmpty;\n                if (spriteCssClass || imageUrl || icon) {\n                    isEmpty = true;\n                    element.contents().filter(function () {\n                        return !$(this).hasClass('k-sprite') && !$(this).hasClass('k-icon') && !$(this).hasClass('k-image');\n                    }).each(function (idx, el) {\n                        if (el.nodeType == 1 || el.nodeType == 3 && $.trim(el.nodeValue).length > 0) {\n                            isEmpty = false;\n                        }\n                    });\n                    if (isEmpty) {\n                        element.addClass(KBUTTONICON);\n                    } else {\n                        element.addClass(KBUTTONICONTEXT);\n                    }\n                }\n                if (icon) {\n                    span = element.children('span.k-icon').first();\n                    if (!span[0]) {\n                        span = $('<span class=\"k-icon\"></span>').prependTo(element);\n                    }\n                    span.addClass('k-i-' + icon);\n                } else if (spriteCssClass) {\n                    span = element.children('span.k-sprite').first();\n                    if (!span[0]) {\n                        span = $('<span class=\"k-sprite\"></span>').prependTo(element);\n                    }\n                    span.addClass(spriteCssClass);\n                } else if (imageUrl) {\n                    img = element.children('img.k-image').first();\n                    if (!img[0]) {\n                        img = $('<img alt=\"icon\" class=\"k-image\" />').prependTo(element);\n                    }\n                    img.attr('src', imageUrl);\n                }\n            },\n            enable: function (enable) {\n                var that = this, element = that.element;\n                if (enable === undefined) {\n                    enable = true;\n                }\n                enable = !!enable;\n                that.options.enable = enable;\n                element.toggleClass(DISABLEDSTATE, !enable).attr('aria-disabled', !enable).attr(DISABLED, !enable);\n                try {\n                    element.blur();\n                } catch (err) {\n                }\n            }\n        });\n        kendo.ui.plugin(Button);\n    }(window.kendo.jQuery));\n    return window.kendo;\n}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {\n    (a3 || a2)();\n}));"]}