kendo.pivot.fieldmenu.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.pivot.fieldmenu', [
'kendo.pivotgrid',
'kendo.menu',
'kendo.window',
'kendo.treeview',
'kendo.dropdownlist'
], f);
}(function () {
var __meta__ = {
id: 'pivot.fieldmenu',
name: 'PivotFieldMenu',
category: 'web',
description: 'The PivotFieldMenu widget allows the user to filter on fields displayed in PivotGrid',
depends: [
'menu',
'window',
'treeview',
'dropdownlist'
],
advanced: true
};
(function ($, undefined) {
var kendo = window.kendo, ui = kendo.ui, MENU = 'kendoContextMenu', proxy = $.proxy, NS = '.kendoPivotFieldMenu', Widget = ui.Widget;
var PivotFieldMenu = Widget.extend({
init: function (element, options) {
Widget.fn.init.call(this, element, options);
this._dataSource();
this._layout();
kendo.notify(this);
},
events: [],
options: {
name: 'PivotFieldMenu',
filter: null,
filterable: true,
sortable: true,
messages: {
info: 'Show items with value that:',
sortAscending: 'Sort Ascending',
sortDescending: 'Sort Descending',
filterFields: 'Fields Filter',
filter: 'Filter',
include: 'Include Fields...',
title: 'Fields to include',
clear: 'Clear',
ok: 'OK',
cancel: 'Cancel',
operators: {
contains: 'Contains',
doesnotcontain: 'Does not contain',
startswith: 'Starts with',
endswith: 'Ends with',
eq: 'Is equal to',
neq: 'Is not equal to'
}
}
},
_layout: function () {
var options = this.options;
this.wrapper = $(kendo.template(MENUTEMPLATE)({
ns: kendo.ns,
filterable: options.filterable,
sortable: options.sortable,
messages: options.messages
}));
this.menu = this.wrapper[MENU]({
filter: options.filter,
target: this.element,
orientation: 'vertical',
showOn: 'click',
closeOnClick: false,
open: proxy(this._menuOpen, this),
select: proxy(this._select, this),
copyAnchorStyles: false
}).data(MENU);
this._createWindow();
if (options.filterable) {
this._initFilterForm();
}
},
_initFilterForm: function () {
var filterForm = this.menu.element.find('.k-filter-item');
var filterProxy = proxy(this._filter, this);
this._filterOperator = new kendo.ui.DropDownList(filterForm.find('select'));
this._filterValue = filterForm.find('.k-textbox');
filterForm.on('submit' + NS, filterProxy).on('click' + NS, '.k-button-filter', filterProxy).on('click' + NS, '.k-button-clear', proxy(this._reset, this));
},
_setFilterForm: function (expression) {
var filterOperator = this._filterOperator;
var operator = '';
var value = '';
if (expression) {
operator = expression.operator;
value = expression.value;
}
filterOperator.value(operator);
if (!filterOperator.value()) {
filterOperator.select(0);
}
this._filterValue.val(value);
},
_clearFilters: function (member) {
var filter = this.dataSource.filter() || {};
var expressions;
var idx = 0;
var length;
filter.filters = filter.filters || [];
expressions = findFilters(filter, member);
for (length = expressions.length; idx < length; idx++) {
filter.filters.splice(filter.filters.indexOf(expressions[idx]), 1);
}
return filter;
},
_convert: function (value) {
var schema = this.dataSource.options.schema;
var field = ((schema.model || {}).fields || {})[this.currentMember];
if (field) {
if (field.type === 'number') {
value = parseFloat(value);
} else if (field.type === 'boolean') {
value = Boolean($.parseJSON(value));
}
}
return value;
},
_filter: function (e) {
var that = this;
var value = that._convert(that._filterValue.val());
e.preventDefault();
if (value === '') {
that.menu.close();
return;
}
var expression = {
field: that.currentMember,
operator: that._filterOperator.value(),
value: value
};
var filter = that._clearFilters(that.currentMember);
filter.filters.push(expression);
that.dataSource.filter(filter);
that.menu.close();
},
_reset: function (e) {
var that = this;
var filter = that._clearFilters(that.currentMember);
e.preventDefault();
if (!filter.filters[0]) {
filter = {};
}
that.dataSource.filter(filter);
that._setFilterForm(null);
that.menu.close();
},
_sort: function (dir) {
var field = this.currentMember;
var expressions = this.dataSource.sort() || [];
expressions = removeExpr(expressions, field);
expressions.push({
field: field,
dir: dir
});
this.dataSource.sort(expressions);
this.menu.close();
},
setDataSource: function (dataSource) {
this.options.dataSource = dataSource;
this._dataSource();
},
_dataSource: function () {
this.dataSource = kendo.data.PivotDataSource.create(this.options.dataSource);
},
_createWindow: function () {
var messages = this.options.messages;
this.includeWindow = $(kendo.template(WINDOWTEMPLATE)({ messages: messages })).on('click' + NS, '.k-button-ok', proxy(this._applyIncludes, this)).on('click' + NS, '.k-button-cancel', proxy(this._closeWindow, this));
this.includeWindow = new ui.Window(this.includeWindow, {
title: messages.title,
visible: false,
resizable: false,
open: proxy(this._windowOpen, this)
});
},
_applyIncludes: function (e) {
var checkedNodes = [];
var resultExpression;
var view = this.treeView.dataSource.view();
var rootChecked = view[0].checked;
var filter = this.dataSource.filter();
var existingExpression = findFilters(filter, this.currentMember, 'in')[0];
checkedNodeIds(view, checkedNodes);
if (existingExpression) {
if (rootChecked) {
filter.filters.splice(filter.filters.indexOf(existingExpression), 1);
if (!filter.filters.length) {
filter = {};
}
} else {
existingExpression.value = checkedNodes.join(',');
}
resultExpression = filter;
}
if (checkedNodes.length) {
if (!resultExpression && !rootChecked) {
resultExpression = {
field: this.currentMember,
operator: 'in',
value: checkedNodes.join(',')
};
if (filter) {
filter.filters.push(resultExpression);
resultExpression = filter;
}
}
}
if (resultExpression) {
this.dataSource.filter(resultExpression);
}
this._closeWindow(e);
},
_closeWindow: function (e) {
e.preventDefault();
this.includeWindow.close();
},
_treeViewDataSource: function () {
var that = this;
return kendo.data.HierarchicalDataSource.create({
schema: {
model: {
id: 'uniqueName',
hasChildren: function (item) {
return parseInt(item.childrenCardinality, 10) > 0;
}
}
},
transport: {
read: function (options) {
var restrictions = {};
var node = that.treeView.dataSource.get(options.data.uniqueName);
var name = options.data.uniqueName;
if (!name) {
restrictions.levelUniqueName = that.currentMember + '.[(ALL)]';
} else {
restrictions.memberUniqueName = node.uniqueName.replace(/\&/g, '&');
restrictions.treeOp = 1;
}
that.dataSource.schemaMembers(restrictions).done(function (data) {
checkNodes(that.dataSource.filter(), that.currentMember, data);
options.success(data);
}).fail(options.error);
}
}
});
},
_createTreeView: function (element) {
var that = this;
that.treeView = new ui.TreeView(element, {
autoBind: false,
dataSource: that._treeViewDataSource(),
dataTextField: 'caption',
template: '#: data.item.caption || data.item.name #',
checkboxes: { checkChildren: true },
dataBound: function () {
ui.progress(that.includeWindow.element, false);
}
});
},
_menuOpen: function (e) {
if (!e.event) {
return;
}
var attr = kendo.attr('name');
this.currentMember = $(e.event.target).closest('[' + attr + ']').attr(attr);
if (this.options.filterable) {
this._setFilterForm(findFilters(this.dataSource.filter(), this.currentMember)[0]);
}
},
_select: function (e) {
var item = $(e.item);
$('.k-pivot-filter-window').not(this.includeWindow.element).kendoWindow('close');
if (item.hasClass('k-include-item')) {
this.includeWindow.center().open();
} else if (item.hasClass('k-sort-asc')) {
this._sort('asc');
} else if (item.hasClass('k-sort-desc')) {
this._sort('desc');
}
},
_windowOpen: function () {
if (!this.treeView) {
this._createTreeView(this.includeWindow.element.find('.k-treeview'));
}
ui.progress(this.includeWindow.element, true);
this.treeView.dataSource.read();
},
destroy: function () {
Widget.fn.destroy.call(this);
if (this.menu) {
this.menu.destroy();
this.menu = null;
}
if (this.treeView) {
this.treeView.destroy();
this.treeView = null;
}
if (this.includeWindow) {
this.includeWindow.destroy();
this.includeWindow = null;
}
this.wrapper = null;
this.element = null;
}
});
function removeExpr(expressions, name) {
var result = [];
for (var idx = 0, length = expressions.length; idx < length; idx++) {
if (expressions[idx].field !== name) {
result.push(expressions[idx]);
}
}
return result;
}
function findFilters(filter, member, operator) {
if (!filter) {
return [];
}
filter = filter.filters;
var idx = 0;
var result = [];
var length = filter.length;
var filterOperator;
for (; idx < length; idx++) {
filterOperator = filter[idx].operator;
if ((!operator && filterOperator !== 'in' || filterOperator === operator) && filter[idx].field === member) {
result.push(filter[idx]);
}
}
return result;
}
function checkNodes(filter, member, nodes) {
var values, idx = 0, length = nodes.length;
filter = findFilters(filter, member, 'in')[0];
if (!filter) {
for (; idx < length; idx++) {
nodes[idx].checked = true;
}
} else {
values = filter.value.split(',');
for (; idx < length; idx++) {
nodes[idx].checked = $.inArray(nodes[idx].uniqueName, values) >= 0;
}
}
}
function checkedNodeIds(nodes, checkedNodes) {
var idx, length = nodes.length;
for (idx = 0; idx < length; idx++) {
if (nodes[idx].checked && nodes[idx].level() !== 0) {
checkedNodes.push(nodes[idx].uniqueName);
}
if (nodes[idx].hasChildren) {
checkedNodeIds(nodes[idx].children.view(), checkedNodes);
}
}
}
var LABELMENUTEMPLATE = '<div class="k-filterable k-content" tabindex="-1" data-role="fieldmenu">' + '<form class="k-filter-menu">' + '<div>' + '<div class="k-filter-help-text">#=messages.info#</div>' + '<select>' + '#for(var op in messages.operators){#' + '<option value="#=op#">#=messages.operators[op]#</option>' + '#}#' + '</select>' + '<input class="k-textbox" type="text" />' + '<div>' + '<a class="k-button k-primary k-button-filter" href="\\#">#=messages.filter#</a>' + '<a class="k-button k-button-clear" href="\\#">#=messages.clear#</a>' + '</div>' + '</div>' + '</form>' + '</div>';
var MENUTEMPLATE = '<ul class="k-pivot-fieldmenu">' + '# if (sortable) {#' + '<li class="k-item k-sort-asc">' + '<span class="k-link">' + '<span class="k-icon k-i-sort-asc"></span>' + '${messages.sortAscending}' + '</span>' + '</li>' + '<li class="k-item k-sort-desc">' + '<span class="k-link">' + '<span class="k-icon k-i-sort-desc"></span>' + '${messages.sortDescending}' + '</span>' + '</li>' + '# if (filterable) {#' + '<li class="k-separator"></li>' + '# } #' + '# } #' + '# if (filterable) {#' + '<li class="k-item k-include-item">' + '<span class="k-link">' + '<span class="k-icon k-filter"></span>' + '${messages.include}' + '</span>' + '</li>' + '<li class="k-separator"></li>' + '<li class="k-item k-filter-item">' + '<span class="k-link">' + '<span class="k-icon k-filter"></span>' + '${messages.filterFields}' + '</span>' + '<ul>' + '<li>' + LABELMENUTEMPLATE + '</li>' + '</ul>' + '</li>' + '# } #' + '</ul>';
var WINDOWTEMPLATE = '<div class="k-popup-edit-form k-pivot-filter-window"><div class="k-edit-form-container">' + '<div class="k-treeview"></div>' + '<div class="k-edit-buttons k-state-default">' + '<a class="k-button k-primary k-button-ok" href="\\#">' + '${messages.ok}' + '</a>' + '<a class="k-button k-button-cancel" href="\\#">' + '${messages.cancel}' + '</a>' + '</div></div>';
ui.plugin(PivotFieldMenu);
}(window.kendo.jQuery));
return window.kendo;
}, typeof define == 'function' && define.amd ? define : function (a1, a2, a3) {
(a3 || a2)();
}));