@progress/kendo-ui
Version:
This package is part of the [Kendo UI for jQuery](http://www.telerik.com/kendo-ui) suite.
311 lines (237 loc) • 8.24 kB
JavaScript
;
Object.defineProperty(exports, '__esModule', { value: true });
require('./kendo.html.button.js');
require('./kendo.button.menu.js');
require('./kendo.html.base.js');
require('./kendo.core.js');
require('./kendo.licensing.js');
require('@progress/kendo-licensing');
require('./kendo.icons.js');
require('./kendo.html.icon.js');
require('@progress/kendo-svg-icons');
require('./kendo.popup.js');
const __meta__ = {
id: "dropdownbutton",
name: "DropDownButton",
category: "web",
description: "The DropDownButton allows the user to execute an action from a drop-down list.",
depends: ["button.menu", "html.button"]
};
(function($, undefined$1) {
var kendo = window.kendo,
Widget = kendo.ui.Widget,
NS = ".kendoDropDownButton",
ui = kendo.ui,
keys = kendo.keys,
extend = $.extend,
html = kendo.html,
outerWidth = kendo._outerWidth,
DOT = ".",
ID = "id",
ARIA_HASPOPUP = "aria-haspopup",
ARIA_DISABLED = "aria-disabled",
ARIA_CONTROLS = "aria-controls",
ARIA_LABEL = "aria-label",
ARIA_EXPANDED = "aria-expanded",
DISABLED = "disabled",
DISABLEDSTATE = "k-disabled",
CLICK = "click",
KEYDOWN = "keydown",
OPEN = "open",
CLOSE = "close",
FOCUS = "focus";
var cssClasses = {
menuButton: "k-menu-button",
};
var DropDownButton = Widget.extend({
init: function(element, options) {
var that = this;
options.enabled = options.enabled !== false && !$(element).prop(DISABLED);
Widget.fn.init.call(that, element, options);
that.wrapper = that.element;
that._mainButton();
that._renderMenu();
that._enable(that.options.enabled);
that._aria();
that._attachEvents();
kendo.notify(that);
that._applyCssClasses();
},
options: {
name: "DropDownButton",
direction: "down",
enabled: true,
items: [],
rounded: "medium",
size: "medium",
fillMode: "solid",
themeColor: "base",
showArrowButton: false,
icon: null,
popup: null,
messages: {
labelSuffix: "dropdownbutton"
}
},
events: [
CLICK,
OPEN,
CLOSE
],
_mainButton: function() {
var that = this,
options = extend({}, that.options, {
type: that.element.attr("type") || "button"
});
delete options.click;
that.element.addClass(cssClasses.menuButton);
html.renderButton(that.element, options);
if (that.options.showArrowButton) {
$("<span></span>")
.addClass("k-button-arrow")
.addClass("k-menu-button-arrow")
.append(kendo.ui.icon(kendo.htmlEncode("caret-alt-down")))
.appendTo(that.element);
} else {
const arrowButton = that.element.find(".k-button-arrow");
if (arrowButton) {
arrowButton.remove();
}
}
},
_aria: function() {
var that = this,
element = that.element,
menu = that.menu;
element.attr(ARIA_HASPOPUP, menu ? "menu" : null);
element.attr(ARIA_EXPANDED, menu ? false : null);
element.attr(ARIA_CONTROLS, menu ? menu.list.attr(ID) : null);
if (!element.attr(ARIA_LABEL)) {
element.attr(ARIA_LABEL, element.text() + " " + that.options.messages.labelSuffix);
}
},
_renderMenu: function() {
var that = this,
options = extend({}, that.options),
menu = $("<div></div>");
delete options.click;
delete options.name;
that.menu = menu.appendTo(document.body).kendoButtonMenu(extend({
mainButton: that.element,
toggleTarget: that.element,
menuOpen: that.menuOpenHandler.bind(that),
menuClose: that.menuCloseHandler.bind(that),
menuClick: that._click.bind(that)
}, options)).data("kendoButtonMenu");
},
menuOpenHandler: function(ev) {
var that = this,
computedWidth = outerWidth(that.element);
var isDefaultPrevented = that.trigger(OPEN, { target: that.element });
if (isDefaultPrevented) {
ev.preventDefault();
return;
}
ev.sender.adjustPopupWidth(computedWidth);
that.element.attr(ARIA_EXPANDED, true);
},
menuCloseHandler: function(ev) {
var that = this,
isDefaultPrevented = that.trigger(CLOSE, { target: that.element });
if (isDefaultPrevented) {
ev.preventDefault();
return;
}
that.element.attr(ARIA_EXPANDED, false);
that.element.trigger(FOCUS);
},
_attachEvents: function() {
var that = this;
that.element.on(KEYDOWN + NS, that._keydown.bind(that));
},
_click: function(ev) {
var that = this,
id = ev.id,
target = ev.target,
originalEvent = ev.originalEvent;
that.menu.close();
that.trigger(CLICK, { id: id, target: target, originalEvent: originalEvent });
},
_keydown: function(ev) {
var that = this;
if (that.element.is(DOT + DISABLEDSTATE) && (ev.keyCode === keys.ENTER || ev.keyCode === keys.SPACEBAR)) {
ev.preventDefault();
}
},
focus: function() {
var that = this;
that.element.trigger(FOCUS);
},
_enable: function(enable, soft) {
this.element
.toggleClass(DISABLEDSTATE, !enable);
if (enable) {
this.element.removeAttr(ARIA_DISABLED);
} else {
this.element.attr(ARIA_DISABLED, !enable);
}
if (!soft) {
this.element.attr(DISABLED, !enable);
}
},
enable: function(enable, menuItem, soft) {
var that = this;
if (enable === undefined$1) {
enable = true;
}
if (menuItem && menuItem.length) {
that.menu.enable(enable, menuItem);
return;
}
that.options.enabled = enable;
that._enable(enable, soft);
that.menu.enable(enable);
},
hide: function(menuItem) {
var that = this;
if (menuItem && menuItem.length) {
that.menu.hide(menuItem);
}
},
show: function(menuItem) {
var that = this;
if (menuItem && menuItem.length) {
that.menu.show(menuItem);
}
},
open: function() {
this.menu.open();
},
close: function() {
this.menu.close();
},
items: function() {
return this.menu.items();
},
setOptions: function(options) {
var that = this;
Widget.fn.setOptions.call(that, options);
if (options.popup || options.items || options.size) {
that.menu.destroy();
that._renderMenu();
}
that._mainButton();
that._aria();
},
destroy: function() {
var that = this;
that.menu.destroy();
that.element.off(NS);
Widget.fn.destroy.call(that);
}
});
ui.plugin(DropDownButton);
})(window.kendo.jQuery);
var kendo$1 = kendo;
exports.__meta__ = __meta__;
exports.default = kendo$1;