kendo.mobile.drawer.js
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/**
* Kendo UI v2016.1.112 (http://www.telerik.com/kendo-ui)
* Copyright 2016 Telerik AD. All rights reserved.
*
* Kendo UI commercial licenses may be obtained at
* http://www.telerik.com/purchase/license-agreement/kendo-ui-complete
* If you do not own a commercial license, this file shall be governed by the trial license terms.
*/
(function (f, define) {
define('kendo.mobile.drawer', [
'kendo.mobile.view',
'kendo.userevents'
], f);
}(function () {
var __meta__ = {
id: 'mobile.drawer',
name: 'Drawer',
category: 'mobile',
description: 'The Kendo Mobile Drawer widget provides slide to reveal global application toolbox',
depends: [
'mobile.view',
'userevents'
]
};
(function ($, undefined) {
var kendo = window.kendo, mobile = kendo.mobile, os = kendo.support.mobileOS, Transition = kendo.effects.Transition, roleSelector = kendo.roleSelector, AXIS = 'x', ui = mobile.ui, SWIPE_TO_OPEN = !(os.ios && os.majorVersion == 7 && !os.appMode), BEFORE_SHOW = 'beforeShow', INIT = 'init', SHOW = 'show', HIDE = 'hide', AFTER_HIDE = 'afterHide', NULL_VIEW = { enable: $.noop };
var Drawer = ui.View.extend({
init: function (element, options) {
$(element).parent().prepend(element);
mobile.ui.Widget.fn.init.call(this, element, options);
if (!this.options.$angular) {
this._layout();
this._scroller();
}
this._model();
var pane = this.element.closest(roleSelector('pane')).data('kendoMobilePane'), userEvents;
if (pane) {
this.pane = pane;
this.pane.bind('viewShow', function (e) {
drawer._viewShow(e);
});
this.pane.bind('sameViewRequested', function () {
drawer.hide();
});
userEvents = this.userEvents = new kendo.UserEvents(pane.element, {
fastTap: true,
filter: roleSelector('view splitview'),
allowSelection: true
});
} else {
this.currentView = NULL_VIEW;
var container = $(this.options.container);
if (!container) {
throw new Error('The drawer needs a container configuration option set.');
}
userEvents = this.userEvents = new kendo.UserEvents(container, {
fastTap: true,
allowSelection: true
});
this._attachTransition(container);
}
var drawer = this;
var hide = function (e) {
if (drawer.visible) {
drawer.hide();
e.preventDefault();
}
};
if (this.options.swipeToOpen && SWIPE_TO_OPEN) {
userEvents.bind('press', function () {
drawer.transition.cancel();
});
userEvents.bind('start', function (e) {
drawer._start(e);
});
userEvents.bind('move', function (e) {
drawer._update(e);
});
userEvents.bind('end', function (e) {
drawer._end(e);
});
userEvents.bind('tap', hide);
} else {
userEvents.bind('press', hide);
}
this.leftPositioned = this.options.position === 'left';
this.visible = false;
this.element.hide().addClass('km-drawer').addClass(this.leftPositioned ? 'km-left-drawer' : 'km-right-drawer');
this.trigger(INIT);
},
options: {
name: 'Drawer',
position: 'left',
views: [],
swipeToOpenViews: [],
swipeToOpen: true,
title: '',
container: null
},
events: [
BEFORE_SHOW,
HIDE,
AFTER_HIDE,
INIT,
SHOW
],
show: function () {
if (this._activate()) {
this._show();
}
},
hide: function () {
if (!this.currentView) {
return;
}
this.currentView.enable();
Drawer.current = null;
this._moveViewTo(0);
this.trigger(HIDE, { view: this });
},
openFor: function () {
if (this.visible) {
this.hide();
} else {
this.show();
}
},
destroy: function () {
ui.View.fn.destroy.call(this);
this.userEvents.destroy();
},
_activate: function () {
if (this.visible) {
return true;
}
var visibleOnCurrentView = this._currentViewIncludedIn(this.options.views);
if (!visibleOnCurrentView || this.trigger(BEFORE_SHOW, { view: this })) {
return false;
}
this._setAsCurrent();
this.element.show();
this.trigger(SHOW, { view: this });
this._invokeNgController();
return true;
},
_currentViewIncludedIn: function (views) {
if (!this.pane || !views.length) {
return true;
}
var view = this.pane.view();
return $.inArray(view.id.replace('#', ''), views) > -1 || $.inArray(view.element.attr('id'), views) > -1;
},
_show: function () {
this.currentView.enable(false);
this.visible = true;
var offset = this.element.width();
if (!this.leftPositioned) {
offset = -offset;
}
this._moveViewTo(offset);
},
_setAsCurrent: function () {
if (Drawer.last !== this) {
if (Drawer.last) {
Drawer.last.element.hide();
}
this.element.show();
}
Drawer.last = this;
Drawer.current = this;
},
_moveViewTo: function (offset) {
this.userEvents.cancel();
this.transition.moveTo({
location: offset,
duration: 400,
ease: Transition.easeOutExpo
});
},
_viewShow: function (e) {
if (this.currentView) {
this.currentView.enable();
}
if (this.currentView === e.view) {
this.hide();
return;
}
this.currentView = e.view;
this._attachTransition(e.view.element);
},
_attachTransition: function (element) {
var that = this, movable = this.movable, currentOffset = movable && movable.x;
if (this.transition) {
this.transition.cancel();
this.movable.moveAxis('x', 0);
}
movable = this.movable = new kendo.ui.Movable(element);
this.transition = new Transition({
axis: AXIS,
movable: this.movable,
onEnd: function () {
if (movable[AXIS] === 0) {
element[0].style.cssText = '';
that.element.hide();
that.trigger(AFTER_HIDE);
that.visible = false;
}
}
});
if (currentOffset) {
element.addClass('k-fx-hidden');
kendo.animationFrame(function () {
element.removeClass('k-fx-hidden');
that.movable.moveAxis(AXIS, currentOffset);
that.hide();
});
}
},
_start: function (e) {
var userEvents = e.sender;
if (Math.abs(e.x.velocity) < Math.abs(e.y.velocity) || kendo.triggeredByInput(e.event) || !this._currentViewIncludedIn(this.options.swipeToOpenViews)) {
userEvents.cancel();
return;
}
var leftPositioned = this.leftPositioned, visible = this.visible, canMoveLeft = leftPositioned && visible || !leftPositioned && !Drawer.current, canMoveRight = !leftPositioned && visible || leftPositioned && !Drawer.current, leftSwipe = e.x.velocity < 0;
if (canMoveLeft && leftSwipe || canMoveRight && !leftSwipe) {
if (this._activate()) {
userEvents.capture();
return;
}
}
userEvents.cancel();
},
_update: function (e) {
var movable = this.movable, newPosition = movable.x + e.x.delta, limitedPosition;
if (this.leftPositioned) {
limitedPosition = Math.min(Math.max(0, newPosition), this.element.width());
} else {
limitedPosition = Math.max(Math.min(0, newPosition), -this.element.width());
}
this.movable.moveAxis(AXIS, limitedPosition);
e.event.preventDefault();
e.event.stopPropagation();
},
_end: function (e) {
var velocity = e.x.velocity, pastHalf = Math.abs(this.movable.x) > this.element.width() / 2, velocityThreshold = 0.8, shouldShow;
if (this.leftPositioned) {
shouldShow = velocity > -velocityThreshold && (velocity > velocityThreshold || pastHalf);
} else {
shouldShow = velocity < velocityThreshold && (velocity < -velocityThreshold || pastHalf);
}
if (shouldShow) {
this._show();
} else {
this.hide();
}
}
});
ui.plugin(Drawer);
}(window.kendo.jQuery));
return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
(a3 || a2)();
}));