devextreme
Version:
HTML5 JavaScript Component Suite for Responsive Web Development
198 lines (197 loc) • 6.96 kB
JavaScript
/**
* DevExtreme (esm/ui/hierarchical_collection/ui.hierarchical_collection_widget.js)
* Version: 21.1.4
* Build date: Mon Jun 21 2021
*
* Copyright (c) 2012 - 2021 Developer Express Inc. ALL RIGHTS RESERVED
* Read about DevExtreme licensing here: https://js.devexpress.com/Licensing/
*/
import $ from "../../core/renderer";
import {
compileGetter,
compileSetter
} from "../../core/utils/data";
import {
extend
} from "../../core/utils/extend";
import {
each
} from "../../core/utils/iterator";
import devices from "../../core/devices";
import {
getImageContainer
} from "../../core/utils/icon";
import HierarchicalDataAdapter from "./ui.data_adapter";
import CollectionWidget from "../collection/ui.collection_widget.edit";
import {
BindableTemplate
} from "../../core/templates/bindable_template";
import {
isFunction
} from "../../core/utils/type";
import {
noop
} from "../../core/utils/common";
var DISABLED_STATE_CLASS = "dx-state-disabled";
var HierarchicalCollectionWidget = CollectionWidget.inherit({
_getDefaultOptions: function() {
return extend(this.callBase(), {
keyExpr: "id",
displayExpr: "text",
selectedExpr: "selected",
disabledExpr: "disabled",
itemsExpr: "items",
hoverStateEnabled: true,
parentIdExpr: "parentId",
expandedExpr: "expanded"
})
},
_defaultOptionsRules: function() {
return this.callBase().concat([{
device: function() {
return "desktop" === devices.real().deviceType && !devices.isSimulator()
},
options: {
focusStateEnabled: true
}
}])
},
_init: function() {
this.callBase();
this._initAccessors();
this._initDataAdapter();
this._initDynamicTemplates()
},
_initDataSource: function() {
this.callBase();
this._dataSource && this._dataSource.paginate(false)
},
_initDataAdapter: function() {
var accessors = this._createDataAdapterAccessors();
this._dataAdapter = new HierarchicalDataAdapter(extend({
dataAccessors: {
getters: accessors.getters,
setters: accessors.setters
},
items: this.option("items")
}, this._getDataAdapterOptions()))
},
_getDataAdapterOptions: noop,
_initDynamicTemplates: function() {
var that = this;
this._templateManager.addDefaultTemplates({
item: new BindableTemplate(function($container, itemData) {
$container.html(itemData.html).append(this._getIconContainer(itemData)).append(this._getTextContainer(itemData)).append(this._getPopoutContainer(itemData));
that._addContentClasses(itemData, $container.parent())
}.bind(this), ["text", "html", "items", "icon"], this.option("integrationOptions.watchMethod"), {
text: this._displayGetter,
items: this._itemsGetter
})
})
},
_getIconContainer: function(itemData) {
return itemData.icon ? getImageContainer(itemData.icon) : void 0
},
_getTextContainer: function(itemData) {
return $("<span>").text(itemData.text)
},
_getPopoutContainer: noop,
_addContentClasses: noop,
_initAccessors: function() {
var that = this;
each(this._getAccessors(), (function(_, accessor) {
that._compileAccessor(accessor)
}));
this._compileDisplayGetter()
},
_getAccessors: function() {
return ["key", "selected", "items", "disabled", "parentId", "expanded"]
},
_getChildNodes: function(node) {
var that = this;
var arr = [];
each(node.internalFields.childrenKeys, (function(_, key) {
var childNode = that._dataAdapter.getNodeByKey(key);
arr.push(childNode)
}));
return arr
},
_hasChildren: function(node) {
return node && node.internalFields.childrenKeys.length
},
_compileAccessor: function(optionName) {
var getter = "_" + optionName + "Getter";
var setter = "_" + optionName + "Setter";
var optionExpr = this.option(optionName + "Expr");
if (!optionExpr) {
this[getter] = noop;
this[setter] = noop;
return
} else if (isFunction(optionExpr)) {
this[setter] = function(obj, value) {
obj[optionExpr()] = value
};
this[getter] = function(obj) {
return obj[optionExpr()]
};
return
}
this[getter] = compileGetter(optionExpr);
this[setter] = compileSetter(optionExpr)
},
_createDataAdapterAccessors: function() {
var that = this;
var accessors = {
getters: {},
setters: {}
};
each(this._getAccessors(), (function(_, accessor) {
var getterName = "_" + accessor + "Getter";
var setterName = "_" + accessor + "Setter";
var newAccessor = "parentId" === accessor ? "parentKey" : accessor;
accessors.getters[newAccessor] = that[getterName];
accessors.setters[newAccessor] = that[setterName]
}));
accessors.getters.display = !this._displayGetter ? itemData => itemData.text : this._displayGetter;
return accessors
},
_initMarkup: function() {
this.callBase();
this._addWidgetClass()
},
_addWidgetClass: function() {
this._focusTarget().addClass(this._widgetClass())
},
_widgetClass: noop,
_renderItemFrame: function(index, itemData) {
var $itemFrame = this.callBase.apply(this, arguments);
$itemFrame.toggleClass(DISABLED_STATE_CLASS, !!this._disabledGetter(itemData));
return $itemFrame
},
_optionChanged: function(args) {
switch (args.name) {
case "displayExpr":
case "keyExpr":
this._initAccessors();
this._initDynamicTemplates();
this.repaint();
break;
case "itemsExpr":
case "selectedExpr":
case "disabledExpr":
case "expandedExpr":
case "parentIdExpr":
this._initAccessors();
this._initDataAdapter();
this.repaint();
break;
case "items":
this._initDataAdapter();
this.callBase(args);
break;
default:
this.callBase(args)
}
}
});
export default HierarchicalCollectionWidget;