mirror of
https://github.com/EGroupware/egroupware.git
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1208 lines
32 KiB
TypeScript
1208 lines
32 KiB
TypeScript
/**
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* EGroupware eTemplate2 - JS Widget base class
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*
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* @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License
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* @package etemplate
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* @subpackage api
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* @link https://www.egroupware.org
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* @author Andreas Stöckel
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*/
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/*egw:uses
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jsapi.egw;
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et2_core_xml;
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et2_core_common;
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et2_core_inheritance;
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et2_core_arrayMgr;
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*/
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import {ClassWithAttributes} from './et2_core_inheritance';
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import {et2_arrayMgr} from "./et2_core_arrayMgr";
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import {egw, IegwAppLocal} from "../jsapi/egw_global";
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import {et2_cloneObject, et2_csvSplit} from "./et2_core_common";
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import {et2_compileLegacyJS} from "./et2_core_legacyJSFunctions";
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import {et2_IDOMNode, et2_IInputNode} from "./et2_core_interfaces";
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import {loadWebComponent} from "./Et2Widget/Et2Widget";
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// fixing circular dependencies by only importing type
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import type {et2_container} from "./et2_core_baseWidget";
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import type {et2_inputWidget} from "./et2_core_inputWidget";
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/**
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* The registry contains all XML tag names and the corresponding widget
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* constructor.
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*/
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export var et2_registry = {};
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export var et2_attribute_registry = {};
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/**
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* Registers the widget class defined by the given constructor, registers all its class attributes, and associates it
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* with the types in the _types array.
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*
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* @param {function} _constructor constructor
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* @param {array} _types widget types _constructor wants to register for
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*/
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export function et2_register_widget(_constructor, _types)
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{
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"use strict";
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et2_attribute_registry[_constructor.name] = ClassWithAttributes.buildAttributes(_constructor);
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// Iterate over all given types and register those
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for (var i = 0; i < _types.length; i++)
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{
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var type = _types[i].toLowerCase();
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// Check whether a widget has already been registered for one of the
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// types.
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if (et2_registry[type])
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{
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egw.debug("warn", "Widget class registered for " + type +
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" will be overwritten.");
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}
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et2_registry[type] = _constructor;
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}
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}
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/**
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* Creates a widget registered for the given tag-name. If "readonly" is listed
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* inside the attributes, et2_createWidget will try to use the "_ro" type of the
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* widget.
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*
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* @param _name is the name of the widget with which it is registered. If the
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* widget is not found, an et2_placeholder will be created.
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* @param _attrs is an associative array with attributes. If not passed, it will
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* default to an empty object.
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* @param _parent is the parent to which the element will be attached. If _parent
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* is not passed, it will default to null. Then you have to attach the element
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* to a parent using the addChild or insertChild method.
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*/
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export function et2_createWidget(_name: string, _attrs: object, _parent?: any): et2_widget|HTMLElement
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{
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"use strict";
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if (typeof _attrs == "undefined")
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{
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_attrs = {};
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}
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if (typeof _attrs != "object")
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{
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_attrs = {};
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}
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if (typeof _parent == "undefined")
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{
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_parent = null;
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}
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// check and return web-components in case widget is no longer available as legacy widget
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if (typeof et2_registry[_name] === "undefined" && window.customElements.get('et2-'+_name))
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{
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return loadWebComponent('et2-'+_name, _attrs, _parent);
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}
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// Parse the "readonly" and "type" flag for this element here, as they
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// determine which constructor is used
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var nodeName = _attrs["type"] = _name;
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var readonly = _attrs["readonly"] =
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typeof _attrs["readonly"] === "undefined" ? false : _attrs["readonly"];
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// Get the constructor - if the widget is readonly, use the special "_ro"
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// constructor if it is available
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if (typeof et2_registry[nodeName] === "undefined")
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{
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nodeName = 'placeholder';
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}
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let constructor = et2_registry[nodeName];
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if (readonly && typeof et2_registry[nodeName + "_ro"] !== "undefined")
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{
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constructor = et2_registry[nodeName + "_ro"];
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}
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// Do a sanity check for the attributes
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ClassWithAttributes.generateAttributeSet(et2_attribute_registry[constructor.name], _attrs);
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// Create the new widget and return it
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return new constructor(_parent, _attrs);
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}
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// make et2_createWidget publicly available as we need to call it from stylite/js/gantt.js (maybe others)
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if (typeof window.et2_createWidget === 'undefined') window['et2_createWidget'] = et2_createWidget;
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export interface WidgetConfig
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{
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type?: string;
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readonly?: boolean;
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width?: number;
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[propName: string]: any;
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}
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/**
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* The et2 widget base class.
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*
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* @augments ClassWithAttributes
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*/
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export class et2_widget extends ClassWithAttributes
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{
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static readonly _attributes: any = {
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"id": {
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"name": "ID",
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"type": "string",
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"description": "Unique identifier of the widget"
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},
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"no_lang": {
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"name": "No translation",
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"type": "boolean",
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"default": false,
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"description": "If true, no translations are made for this widget"
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},
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/**
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* Ignore the "span" property by default - it is read by the grid and
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* other widgets.
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*/
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"span": {
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"ignore": true
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},
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/**
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* Ignore the "type" tag - it is read by the "createElementFromNode"
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* function and passed as second parameter of the widget constructor
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*/
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"type": {
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"name": "Widget type",
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"type": "string",
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"ignore": true,
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"description": "What kind of widget this is"
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},
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/**
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* Ignore the readonly tag by default - its also read by the
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* "createElementFromNode" function.
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*/
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"readonly": {
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"ignore": true
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},
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/**
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* Widget's attributes
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*/
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attributes: {
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"name": "Widget attributes",
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"type": "any",
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"ignore": true,
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"description": "Object of widget attributes"
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}
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};
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// Set the legacyOptions array to the names of the properties the "options"
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// attribute defines.
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public static readonly legacyOptions: string[] = [];
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private _type: string;
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id: string;
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supportedWidgetClasses: any[];
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options: WidgetConfig;
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readonly: boolean;
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/**
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* Widget constructor
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*
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* To implement the attributes inheritance and overriding each extending class/widget needs to call:
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*
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* super(_parent, _attrs, ClassWithAttributes.extendAttributes(et2_DOMWidget._attributes, _child || {}));
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*
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* @param _parent is the parent object from the XML tree which contains this
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* object. The default constructor always adds the new instance to the
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* children list of the given parent object. _parent may be NULL.
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* @param _attrs is an associative array of attributes.
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* @param _child attributes object from the child
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*/
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constructor(_parent?, _attrs?: WidgetConfig, _child?: object)
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{
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super(); // because we in the top of the widget hierarchy
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this.attributes = ClassWithAttributes.extendAttributes(et2_widget._attributes, _child || {});
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// Check whether all attributes are available
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if (typeof _parent == "undefined")
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{
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_parent = null;
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}
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if (typeof _attrs == "undefined")
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{
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_attrs = {};
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}
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if (_attrs.attributes)
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{
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jQuery.extend(_attrs, _attrs.attributes);
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}
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// Initialize all important parameters
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this._mgrs = {};
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this._inst = null;
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this._children = [];
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this._type = _attrs["type"];
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this.id = _attrs["id"];
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// Add this widget to the given parent widget
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if (_parent != null)
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{
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_parent.addChild(this);
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}
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// The supported widget classes array defines a whitelist for all widget
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// classes or interfaces child widgets have to support.
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this.supportedWidgetClasses = [et2_widget, HTMLElement];
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if (_attrs["id"])
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{
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// Create a namespace for this object
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if (this._createNamespace())
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{
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this.checkCreateNamespace(_attrs);
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}
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}
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if (this.id)
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{
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//this.id = this.id.replace(/\[/g,'[').replace(/]/g,']');
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}
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// Add all attributes hidden in the content arrays to the attributes
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// parameter
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this.transformAttributes(_attrs);
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// Create a local copy of the options object
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this.options = et2_cloneObject(_attrs);
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}
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/**
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* The destroy function destroys all children of the widget, removes itself
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* from the parents children list.
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* In all classes derrived from et2_widget ALWAYS override the destroy
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* function and remove ALL references to other objects. Also remember to
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* unbind ANY event this widget created and to remove all DOM-Nodes it
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* created.
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*/
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destroy()
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{
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// Call the destructor of all children
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for (var i = this._children.length - 1; i >= 0; i--)
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{
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this._children[i].destroy();
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}
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// Remove this element from the parent, if it exists
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if(typeof this._parent != "undefined" && this._parent !== null && this._parent instanceof et2_widget)
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{
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this._parent.removeChild(this);
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}
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// Free the array managers if they belong to this widget
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for (var key in this._mgrs)
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{
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if (this._mgrs[key] && this._mgrs[key].owner == this)
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{
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this._mgrs[key].destroy();
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}
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}
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}
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getType(): string
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{
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return this._type;
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}
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setType(_type: string)
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{
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this._type = _type;
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}
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/**
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* Creates a copy of this widget. The parameters given are passed to the
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* constructor of the copied object. If the parameters are omitted, _parent
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* is defaulted to null
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*
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* @param {et2_widget} _parent parent to set for clone, default null
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*/
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clone(_parent)
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{
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// Default _parent to null
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if (typeof _parent == "undefined")
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{
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_parent = null;
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}
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// Create the copy
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var copy = new (<typeof et2_widget>this.constructor)(_parent, this.options);
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// Assign this element to the copy
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copy.assign(this);
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return copy;
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}
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assign(_obj)
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{
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if (typeof _obj._children == "undefined")
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{
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this.egw().debug("log", "Foo!");
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}
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// Create a clone of all child elements of the given object
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for (var i = 0; i < _obj._children.length; i++)
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{
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_obj._children[i].clone(this);
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}
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// Copy a reference to the content array manager
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this.setArrayMgrs(_obj.mgrs);
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}
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_parent: et2_widget;
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/**
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* Returns the parent widget of this widget
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*/
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getParent(): et2_widget | null
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{
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return this._parent;
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}
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protected _children = [];
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/**
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* Returns the list of children of this widget.
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*/
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getChildren(): et2_widget[]
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{
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return this._children;
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}
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/**
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* Returns the base widget
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*/
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getRoot(): et2_container
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{
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if (this._parent != null)
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{
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return this._parent.getRoot();
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}
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else
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{
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return <et2_container><unknown>this;
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}
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}
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/**
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* Inserts an child at the end of the list.
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*
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* @param _node is the node which should be added. It has to be an instance
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* of et2_widget
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*/
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addChild(_node: et2_widget)
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{
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this.insertChild(_node, this._children.length);
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}
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/**
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* Inserts a child at the given index.
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*
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* @param _node is the node which should be added. It has to be an instance
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* of et2_widget
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* @param _idx is the position at which the element should be added.
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*/
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insertChild(_node: et2_widget, _idx: number)
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{
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// Check whether the node is one of the supported widget classes.
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if (this.isOfSupportedWidgetClass(_node))
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{
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// Remove the node from its original parent
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if (_node._parent)
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{
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_node._parent.removeChild(_node);
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}
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_node._parent = this;
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this._children.splice(_idx, 0, _node);
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}
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else
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{
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this.egw().debug("error", "Widget " + _node._type + " is not supported by this widget class", this);
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// throw("Widget is not supported by this widget class!");
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}
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}
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/**
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* Removes the child but does not destroy it.
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*
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* @param {et2_widget} _node child to remove
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*/
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removeChild(_node)
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{
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// Retrieve the child from the child list
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var idx = this._children.indexOf(_node);
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if (idx >= 0)
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{
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// This element is no longer parent of the child
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_node._parent = null;
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this._children.splice(idx, 1);
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}
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}
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/**
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* Searches an element by id in the tree, descending into the child levels.
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*
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* @param _id is the id you're searching for
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*/
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getWidgetById(_id): et2_widget | null
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{
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if (this.id == _id)
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{
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return this;
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}
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if (!this._children) return null;
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for (var i = 0; i < this._children.length; i++)
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{
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var elem = this._children[i].getWidgetById(_id);
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if (elem != null)
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{
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return elem;
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}
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}
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if (this.id && _id.indexOf('[') > -1 && this._children.length)
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{
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var ids = (new et2_arrayMgr()).explodeKey(_id);
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var widget: et2_widget = this;
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for (var i = 0; i < ids.length && widget !== null; i++)
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{
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widget = widget.getWidgetById(ids[i]);
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}
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return widget;
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}
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return null;
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}
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/**
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* Function which allows iterating over the complete widget tree.
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*
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* @param _callback is the function which should be called for each widget
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* @param _context is the context in which the function should be executed
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* @param _type is an optional parameter which specifies a class/interface
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* the elements have to be instanceOf.
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*/
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iterateOver(_callback, _context, _type?)
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{
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if (typeof _type == "undefined")
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{
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_type = et2_widget;
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}
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if (this.isInTree() && this.instanceOf(_type))
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{
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_callback.call(_context, this);
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}
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for (var i = 0; i < this._children.length; i++)
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{
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this._children[i].iterateOver(_callback, _context, _type);
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}
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}
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/**
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* Returns true if the widget currently resides in the visible part of the
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* widget tree. E.g. Templates which have been cloned are not in the visible
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* part of the widget tree.
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*
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* @param _sender
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* @param {boolean} _vis can be used by widgets overwriting this function - simply
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* write
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* return this._super(inTree);
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* when calling this function the _vis parameter does not have to be supplied.
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*/
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isInTree(_sender?, _vis?: boolean)
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{
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if (typeof _vis == "undefined")
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{
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_vis = true;
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}
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if (this._parent)
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{
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return _vis && this._parent.isInTree(this);
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}
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return _vis;
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}
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isOfSupportedWidgetClass(_obj)
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{
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for (var i = 0; i < this.supportedWidgetClasses.length; i++)
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{
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if (_obj instanceof this.supportedWidgetClasses[i])
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{
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return true;
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}
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}
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return false;
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}
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/**
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* The parseXMLAttrs function takes an XML DOM attributes object
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* and adds the given attributes to the _target associative array. This
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* function also parses the legacyOptions.
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*
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* @param _attrsObj is the XML DOM attributes object
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* @param {object} _target is the object to which the attributes should be written.
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* @param {et2_widget} _proto prototype with attributes and legacyOptions attribute
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*/
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parseXMLAttrs(_attrsObj, _target, _proto)
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{
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// Check whether the attributes object is really existing, if not abort
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if (typeof _attrsObj == "undefined")
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{
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return;
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}
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|
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// Iterate over the given attributes and parse them
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|
var mgr = this.getArrayMgr("content");
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for (var i = 0; i < _attrsObj.length; i++)
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{
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var attrName = _attrsObj[i].name;
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var attrValue = _attrsObj[i].value;
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|
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// Special handling for the legacy options
|
|
if (attrName == "options" && _proto.constructor.legacyOptions && _proto.constructor.legacyOptions.length > 0)
|
|
{
|
|
let legacy = _proto.constructor.legacyOptions || [];
|
|
let attrs = et2_attribute_registry[Object.getPrototypeOf(_proto).constructor.name] || {};
|
|
// Check for modifications on legacy options here. Normal modifications
|
|
// are handled in widget constructor, but it's too late for legacy options then
|
|
if (_target.id && this.getArrayMgr("modifications").getEntry(_target.id))
|
|
{
|
|
var mod: any = this.getArrayMgr("modifications").getEntry(_target.id);
|
|
if (typeof mod.options != "undefined") attrValue = _attrsObj[i].value = mod.options;
|
|
}
|
|
// expand legacyOptions with content
|
|
if (attrValue.charAt(0) == '@' || attrValue.indexOf('$') != -1)
|
|
{
|
|
attrValue = mgr.expandName(attrValue);
|
|
}
|
|
|
|
// Parse the legacy options (as a string, other types not allowed)
|
|
var splitted = et2_csvSplit(attrValue + "");
|
|
|
|
for (var j = 0; j < splitted.length && j < legacy.length; j++)
|
|
{
|
|
// Blank = not set, unless there's more legacy options provided after
|
|
if (splitted[j].trim().length === 0 && legacy.length >= splitted.length) continue;
|
|
|
|
// Check to make sure we don't overwrite a current option with a legacy option
|
|
if (typeof _target[legacy[j]] === "undefined")
|
|
{
|
|
attrValue = splitted[j];
|
|
|
|
/**
|
|
If more legacy options than expected, stuff them all in the last legacy option
|
|
Some legacy options take a comma separated list.
|
|
*/
|
|
if (j == legacy.length - 1 && splitted.length > legacy.length)
|
|
{
|
|
attrValue = splitted.slice(j);
|
|
}
|
|
|
|
var attr = et2_attribute_registry[_proto.constructor.name][legacy[j]] || {};
|
|
|
|
// If the attribute is marked as boolean, parse the
|
|
// expression as bool expression.
|
|
if (attr.type == "boolean")
|
|
{
|
|
attrValue = mgr.parseBoolExpression(attrValue);
|
|
}
|
|
else if (typeof attrValue != "object")
|
|
{
|
|
attrValue = mgr.expandName(attrValue);
|
|
}
|
|
_target[legacy[j]] = attrValue;
|
|
}
|
|
}
|
|
}
|
|
else if (attrName == "readonly" && typeof _target[attrName] != "undefined")
|
|
{
|
|
// do NOT overwrite already evaluated readonly attribute
|
|
}
|
|
else
|
|
{
|
|
let attrs = et2_attribute_registry[_proto.constructor.name] || {};
|
|
if (mgr != null && typeof attrs[attrName] != "undefined")
|
|
{
|
|
var attr = attrs[attrName];
|
|
|
|
// If the attribute is marked as boolean, parse the
|
|
// expression as bool expression.
|
|
if (attr.type == "boolean")
|
|
{
|
|
attrValue = mgr.parseBoolExpression(attrValue);
|
|
}
|
|
else
|
|
{
|
|
attrValue = mgr.expandName(attrValue);
|
|
}
|
|
}
|
|
|
|
// Set the attribute
|
|
_target[attrName] = attrValue;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Apply the "modifications" to the element and translate attributes marked
|
|
* with "translate: true"
|
|
*
|
|
* @param {object} _attrs
|
|
*/
|
|
transformAttributes(_attrs)
|
|
{
|
|
|
|
// Apply the content of the modifications array
|
|
if (this.id)
|
|
{
|
|
if (typeof this.id != "string")
|
|
{
|
|
console.log(this.id);
|
|
}
|
|
|
|
if (this.getArrayMgr("modifications"))
|
|
{
|
|
var data = this.getArrayMgr("modifications").getEntry(this.id);
|
|
|
|
// Check for already inside namespace
|
|
if (this._createNamespace() && this.getArrayMgr("modifications").perspectiveData.owner == this)
|
|
{
|
|
data = this.getArrayMgr("modifications").data;
|
|
}
|
|
if (typeof data === 'object')
|
|
{
|
|
for (var key in data)
|
|
{
|
|
_attrs[key] = data[key];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// Translate the attributes
|
|
for (var key in _attrs)
|
|
{
|
|
if (_attrs[key] && typeof this.attributes[key] != "undefined")
|
|
{
|
|
if (this.attributes[key].translate === true ||
|
|
(this.attributes[key].translate === "!no_lang" && !_attrs["no_lang"]))
|
|
{
|
|
let value = _attrs[key];
|
|
// allow statustext to contain multiple translated sub-strings eg: {Firstname}.{Lastname}
|
|
if (value.indexOf('{') !== -1)
|
|
{
|
|
const egw = this.egw();
|
|
_attrs[key] = value.replace(/{([^}]+)}/g, function (str, p1)
|
|
{
|
|
return egw.lang(p1);
|
|
});
|
|
}
|
|
else
|
|
{
|
|
_attrs[key] = this.egw().lang(value);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Create a et2_widget from an XML node.
|
|
*
|
|
* First the type and attributes are read from the node. Then the readonly & modifications
|
|
* arrays are checked for changes specific to the loaded data. Then the appropriate
|
|
* constructor is called. After the constructor returns, the widget has a chance to
|
|
* further initialize itself from the XML node when the widget's loadFromXML() method
|
|
* is called with the node.
|
|
*
|
|
* @param _node XML node to read
|
|
* @param _name XML node name
|
|
*
|
|
* @return et2_widget
|
|
*/
|
|
createElementFromNode(_node, _name?)
|
|
{
|
|
var attributes = {};
|
|
|
|
// Parse the "readonly" and "type" flag for this element here, as they
|
|
// determine which constructor is used
|
|
var _nodeName = attributes["type"] = _node.getAttribute("type") ?
|
|
_node.getAttribute("type") : _node.nodeName.toLowerCase();
|
|
var readonly = attributes["readonly"] = this.getArrayMgr("readonlys") ?
|
|
(<any>this.getArrayMgr("readonlys")).isReadOnly(
|
|
_node.getAttribute("id"), _node.getAttribute("readonly"),
|
|
typeof this.readonly !== 'undefined' ? this.readonly : this.options.readonly) : false;
|
|
|
|
// Check to see if modifications change type
|
|
var modifications = this.getArrayMgr("modifications");
|
|
if (modifications && _node.getAttribute("id"))
|
|
{
|
|
var entry: any = modifications.getEntry(_node.getAttribute("id"));
|
|
if (entry == null)
|
|
{
|
|
// Try again, but skip the fancy stuff
|
|
// TODO: Figure out why the getEntry() call doesn't always work
|
|
var entry = modifications.data[_node.getAttribute("id")];
|
|
if (entry)
|
|
{
|
|
this.egw().debug("warn", "getEntry(" + _node.getAttribute("id") + ") failed, but the data is there.", modifications, entry);
|
|
}
|
|
else
|
|
{
|
|
// Try the root, in case a namespace got missed
|
|
entry = modifications.getRoot().getEntry(_node.getAttribute("id"));
|
|
}
|
|
}
|
|
if (entry && entry.type && typeof entry.type === 'string')
|
|
{
|
|
_nodeName = attributes["type"] = entry.type;
|
|
}
|
|
entry = null;
|
|
}
|
|
|
|
// if _nodeName / type-attribute contains something to expand (eg. type="@${row}[type]"),
|
|
// we need to expand it now as it defines the constructor and by that attributes parsed via parseXMLAttrs!
|
|
if (_nodeName.charAt(0) == '@' || _nodeName.indexOf('$') >= 0)
|
|
{
|
|
_nodeName = attributes["type"] = this.getArrayMgr('content').expandName(_nodeName);
|
|
}
|
|
|
|
// check and return web-components in case widget is no longer available as legacy widget
|
|
if (typeof et2_registry[_nodeName] === "undefined" && window.customElements.get('et2-'+_nodeName))
|
|
{
|
|
return loadWebComponent('et2-'+_nodeName, _node, this);
|
|
}
|
|
|
|
// Get the constructor - if the widget is readonly, use the special "_ro"
|
|
// constructor if it is available
|
|
if(typeof et2_registry[_nodeName] === "undefined" && typeof window.customElements.get(_nodeName) == "undefined")
|
|
{
|
|
_nodeName = 'placeholder';
|
|
}
|
|
let constructor = et2_registry[_nodeName];
|
|
if(readonly === true && typeof et2_registry[_nodeName + "_ro"] != "undefined")
|
|
{
|
|
constructor = et2_registry[_nodeName + "_ro"];
|
|
}
|
|
|
|
if(typeof window.customElements.get(_nodeName) !== "undefined")
|
|
{
|
|
widget = loadWebComponent(_nodeName, _node, this);
|
|
}
|
|
else
|
|
{
|
|
// Parse the attributes from the given XML attributes object
|
|
this.parseXMLAttrs(_node.attributes, attributes, constructor.prototype);
|
|
|
|
// Do an sanity check for the attributes
|
|
ClassWithAttributes.generateAttributeSet(et2_attribute_registry[constructor.name], attributes);
|
|
|
|
// Creates the new widget, passes this widget as an instance and
|
|
// passes the widgetType. Then it goes on loading the XML for it.
|
|
var widget = new constructor(this, attributes);
|
|
|
|
// Load the widget itself from XML
|
|
widget.loadFromXML(_node);
|
|
}
|
|
return widget;
|
|
}
|
|
|
|
/**
|
|
* Loads the widget tree from an XML node
|
|
*
|
|
* @param _node xml node
|
|
*/
|
|
loadFromXML(_node)
|
|
{
|
|
// Load the child nodes.
|
|
for (var i = 0; i < _node.childNodes.length; i++)
|
|
{
|
|
var node = _node.childNodes[i];
|
|
var widgetType = node.nodeName.toLowerCase();
|
|
|
|
if (widgetType == "#comment")
|
|
{
|
|
continue;
|
|
}
|
|
|
|
if (widgetType == "#text")
|
|
{
|
|
if (node.data.replace(/^\s+|\s+$/g, ''))
|
|
{
|
|
this.loadContent(node.data);
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// Create the new element
|
|
this.createElementFromNode(node);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Called whenever textNodes are loaded from the XML tree
|
|
*
|
|
* @param _content
|
|
*/
|
|
loadContent(_content)
|
|
{
|
|
}
|
|
|
|
/**
|
|
* Called when loading the widget (sub-tree) is finished. First when this
|
|
* function is called, the DOM-Tree is created. loadingFinished is
|
|
* recursively called for all child elements. Do not directly override this
|
|
* function but the doLoadingFinished function which is executed before
|
|
* descending deeper into the DOM-Tree.
|
|
*
|
|
* Some widgets (template) do not load immediately because they request
|
|
* additional resources via AJAX. They will return a Deferred Promise object.
|
|
* If you call loadingFinished(promises) after creating such a widget
|
|
* programmatically, you might need to wait for it to fully complete its
|
|
* loading before proceeding. In that case use:
|
|
* <code>
|
|
* var promises = [];
|
|
* widget.loadingFinished(promises);
|
|
* jQuery.when.apply(null, promises).done( doneCallback );
|
|
* </code>
|
|
* @see {@link http://api.jquery.com/category/deferred-object/|jQuery Deferred}
|
|
*
|
|
* @param {Promise[]} promises List of promises from widgets that are not done. Pass an empty array, it will be filled if needed.
|
|
*/
|
|
loadingFinished(promises?)
|
|
{
|
|
// Call all availble setters
|
|
this.initAttributes(this.options);
|
|
|
|
// Make sure promises is defined to avoid errors.
|
|
// We'll warn (below) if programmer should have passed it.
|
|
if (typeof promises == "undefined")
|
|
{
|
|
promises = [];
|
|
var warn_if_deferred = true;
|
|
}
|
|
|
|
var loadChildren = function ()
|
|
{
|
|
// Descend recursively into the tree
|
|
for (var i = 0; i < this._children.length; i++)
|
|
{
|
|
try
|
|
{
|
|
this._children[i].loadingFinished(promises);
|
|
}
|
|
catch (e)
|
|
{
|
|
egw.debug("error", "There was an error with a widget:\nError:%o\nProblem widget:%o", e.valueOf(), this._children[i], e.stack);
|
|
}
|
|
}
|
|
};
|
|
|
|
var result = this.doLoadingFinished();
|
|
if(typeof result == "boolean" && result)
|
|
{
|
|
// Simple widget finishes nicely
|
|
loadChildren.apply(this, arguments);
|
|
}
|
|
else if(typeof result == "object" && result.then)
|
|
{
|
|
// Warn if list was not provided
|
|
if (warn_if_deferred)
|
|
{
|
|
// Might not be a problem, but if you need the widget to be really loaded, it could be
|
|
egw.debug("warn", "Loading was deferred for widget %o, but creator is not checking. Pass a list to loadingFinished().", this);
|
|
}
|
|
// Widget is waiting. Add to the list
|
|
promises.push(result);
|
|
// Fihish loading when it's finished
|
|
result.then(loadChildren.bind(this));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* The initAttributes function sets the attributes to their default
|
|
* values. The attributes are not overwritten, which means, that the
|
|
* default is only set, if either a setter exists or this[propName] does
|
|
* not exist yet.
|
|
*
|
|
* Overwritten here to compile legacy JS code in attributes of type "js"
|
|
*
|
|
* @param {object} _attrs
|
|
*/
|
|
initAttributes(_attrs)
|
|
{
|
|
for (var key in _attrs)
|
|
{
|
|
if (typeof this.attributes[key] != "undefined" && !this.attributes[key].ignore && !(_attrs[key] == undefined))
|
|
{
|
|
var val = _attrs[key];
|
|
// compile string values of attribute type "js" to functions
|
|
if (this.attributes[key].type == 'js' && typeof _attrs[key] == 'string')
|
|
{
|
|
val = et2_compileLegacyJS(val, this,
|
|
this.implements(et2_IInputNode) ? (<et2_inputWidget><unknown>this).getInputNode() :
|
|
(this.implements(et2_IDOMNode) ? (<et2_IDOMNode><unknown>this).getDOMNode() : null));
|
|
}
|
|
this.setAttribute(key, val, false);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Does specific post-processing after the widget is loaded. Most widgets should not
|
|
* need to do anything here, it should all be done before.
|
|
*
|
|
* @return {boolean|Promise} True if the widget is fully loaded, false to avoid procesing children,
|
|
* or a Promise if loading is not actually finished (eg. waiting for AJAX)
|
|
*
|
|
* @see {@link https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Promise Promise}
|
|
*/
|
|
doLoadingFinished() : Promise<any> | boolean
|
|
{
|
|
return true;
|
|
}
|
|
|
|
private _egw: IegwAppLocal;
|
|
|
|
/**
|
|
* The egw function returns the instance of the client side api belonging
|
|
* to this widget tree. The api instance can be set in the "container"
|
|
* widget using the setApiInstance function.
|
|
*/
|
|
egw(): IegwAppLocal
|
|
{
|
|
// The _egw property is not set
|
|
if (typeof this._egw === 'undefined')
|
|
{
|
|
if (this._parent != null)
|
|
{
|
|
return this._parent.egw();
|
|
}
|
|
|
|
// Get the window this object belongs to
|
|
var wnd = null;
|
|
if (this.implements(et2_IDOMNode))
|
|
{
|
|
var node = (<et2_IDOMNode><unknown>this).getDOMNode();
|
|
if (node && node.ownerDocument)
|
|
{
|
|
wnd = node.ownerDocument.parentNode || node.ownerDocument.defaultView;
|
|
}
|
|
}
|
|
|
|
// If we're the root object, return the phpgwapi API instance
|
|
return egw('phpgwapi', wnd);
|
|
}
|
|
|
|
return this._egw;
|
|
}
|
|
|
|
/**
|
|
* Sets the client side api instance. It can be retrieved by the widget tree
|
|
* by using the "egw()" function.
|
|
*
|
|
* @param {IegwAppLocal} _egw egw object to set
|
|
*/
|
|
setApiInstance(_egw: IegwAppLocal)
|
|
{
|
|
this._egw = _egw;
|
|
}
|
|
|
|
protected _mgrs = {};
|
|
|
|
/**
|
|
* Sets all array manager objects - this function can be used to set the
|
|
* root array managers of the container object.
|
|
*
|
|
* @param {object} _mgrs
|
|
*/
|
|
setArrayMgrs(_mgrs)
|
|
{
|
|
this._mgrs = et2_cloneObject(_mgrs);
|
|
}
|
|
|
|
/**
|
|
* Returns an associative array containing the top-most array managers.
|
|
*
|
|
* @param _mgrs is used internally and should not be supplied.
|
|
*/
|
|
getArrayMgrs(_mgrs?: object)
|
|
{
|
|
if (typeof _mgrs == "undefined")
|
|
{
|
|
_mgrs = {};
|
|
}
|
|
|
|
// Add all managers of this object to the result, if they have not already
|
|
// been set in the result
|
|
for (var key in this._mgrs)
|
|
{
|
|
if (typeof _mgrs[key] == "undefined")
|
|
{
|
|
_mgrs[key] = this._mgrs[key];
|
|
}
|
|
}
|
|
|
|
// Recursively applies this function to the parent widget
|
|
if (this._parent)
|
|
{
|
|
this._parent.getArrayMgrs(_mgrs);
|
|
}
|
|
|
|
return _mgrs;
|
|
}
|
|
|
|
/**
|
|
* Sets the array manager for the given part
|
|
*
|
|
* @param {string} _part which array mgr to set
|
|
* @param {object} _mgr
|
|
*/
|
|
setArrayMgr(_part: string, _mgr: et2_arrayMgr)
|
|
{
|
|
this._mgrs[_part] = _mgr;
|
|
}
|
|
|
|
/**
|
|
* Returns the array manager object for the given part
|
|
*
|
|
* @param {string} managed_array_type name of array mgr to return
|
|
*/
|
|
getArrayMgr(managed_array_type: string): et2_arrayMgr | null
|
|
{
|
|
if (this._mgrs && typeof this._mgrs[managed_array_type] != "undefined")
|
|
{
|
|
return this._mgrs[managed_array_type];
|
|
}
|
|
else if (this._parent)
|
|
{
|
|
return this._parent.getArrayMgr(managed_array_type);
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Checks whether a namespace exists for this element in the content array.
|
|
* If yes, an own perspective of the content array is created. If not, the
|
|
* parent content manager is used.
|
|
*
|
|
* Constructor attributes are passed in case a child needs to make decisions
|
|
*/
|
|
checkCreateNamespace(_attrs?: any)
|
|
{
|
|
// Get the content manager
|
|
var mgrs = this.getArrayMgrs();
|
|
|
|
for (var key in mgrs)
|
|
{
|
|
var mgr = mgrs[key];
|
|
|
|
// Get the original content manager if we have already created a
|
|
// perspective for this node
|
|
if (typeof this._mgrs[key] != "undefined" && mgr.perspectiveData.owner == this)
|
|
{
|
|
mgr = mgr.parentMgr;
|
|
}
|
|
|
|
// Check whether the manager has a namespace for the id of this object
|
|
var entry = mgr.getEntry(this.id);
|
|
if (typeof entry === 'object' && entry !== null || this.id)
|
|
{
|
|
// The content manager has an own node for this object, so
|
|
// create an own perspective.
|
|
this._mgrs[key] = mgr.openPerspective(this, this.id);
|
|
}
|
|
else
|
|
{
|
|
// The current content manager does not have an own namespace for
|
|
// this element, so use the content manager of the parent.
|
|
delete (this._mgrs[key]);
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Widgets that do support a namespace should override and return true.
|
|
*
|
|
* Since a private attribute doesn't get instanciated properly before it's needed,
|
|
* we use a method so we can get what we need while still in the constructor.
|
|
*
|
|
* @private
|
|
*/
|
|
protected _createNamespace(): boolean
|
|
{
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* This is used and therefore it we can not (yet) make it private
|
|
*
|
|
* @deprecated use this.getInstanceMgr()
|
|
*/
|
|
_inst = null;
|
|
|
|
/**
|
|
* Sets the instance manager object (of type etemplate2, see etemplate2.js)
|
|
*
|
|
* @param {etemplate2} _inst
|
|
*/
|
|
setInstanceManager(_inst)
|
|
{
|
|
this._inst = _inst;
|
|
}
|
|
|
|
/**
|
|
* Returns the instance manager
|
|
*
|
|
* @return {etemplate2}
|
|
*/
|
|
getInstanceManager()
|
|
{
|
|
if (this._inst != null)
|
|
{
|
|
return this._inst;
|
|
}
|
|
else if (this._parent)
|
|
{
|
|
return this._parent.getInstanceManager();
|
|
}
|
|
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* Returns the path into the data array. By default, array manager takes care of
|
|
* this, but some extensions need to override this
|
|
*/
|
|
getPath()
|
|
{
|
|
var path = this.getArrayMgr("content").getPath();
|
|
|
|
// Prevent namespaced widgets with value from going an extra layer deep
|
|
if (this.id && this._createNamespace() && path[path.length - 1] == this.id) path.pop();
|
|
|
|
return path;
|
|
}
|
|
} |