implab/implabjs-djx Files · src/main/ts/tsx/BuildContextBase.ts

Added 'Attrs', 'Events' type parameters to DjxWidgetBase, typed 'on' and 'emit' methods

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             BuildContextBase.ts
        
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             / src / main / ts / tsx / BuildContextBase.ts
          
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      import { isNull, mixin } from "@implab/core-amd/safe";

      import { isPlainObject, isNode, isBuildContext, DojoNodePosition, BuildContext } from "./traits";

      import dom = require("dojo/dom-construct");

      export abstract class BuildContextBase<TNode extends Node> implements BuildContext<TNode> {

          _attrs = {};

          _children = new Array();

          _created: boolean = false;

          visitNext(v: any) {

              if (isNull(v))

                  return;

              if (isPlainObject(v)) {

                  if (this._created)

                      this._setAttrs(v);

                  else

                      mixin(this._attrs, v);

              } else if (v instanceof Array) {

                  v.forEach(x => this._addChild(x));

              } else {

                  if (this._created)

                      this._addChild(v);

                  else

                      this._children.push(v);

              }

          }

          getChildDom(v: any) {

              const tv = typeof v;

              if (tv === "string" || tv === "number" || tv === "boolean" || v instanceof RegExp || v instanceof Date) {

                  return document.createTextNode(v.toString());

              } else if (isNode(v)) {

                  return v;

              } else if (isBuildContext(v)) {

                  return v.getDomNode();

              } else {

                  throw new Error("Invalid parameter");

              }

          }

          abstract _getDomNode(): TNode;

          ensureCreated() {

              if (!this._created) {

                  this._create(this._attrs, this._children);

                  this._children = [];

                  this._attrs = {};

                  this._created = true;

              }

          }

          /** @deprecated use getDomNode() */

          getDomElement() {

              return this.getDomNode();

          }

          getDomNode() {

              this.ensureCreated();

              return this._getDomNode();

          }

          placeAt(refNode: string | Node, position?: DojoNodePosition) {

              dom.place(this.getDomNode(), refNode, position);

          }

          abstract _addChild(child: any): void;

          abstract _setAttrs(attrs: object): void;

          abstract _create(attrs: object, children: any[]): void;

      }

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				import { isNull, mixin } from "@implab/core-amd/safe";
				import { isPlainObject, isNode, isBuildContext, DojoNodePosition, BuildContext } from "./traits";

				import dom = require("dojo/dom-construct");

				export abstract class BuildContextBase<TNode extends Node> implements BuildContext<TNode> {
				_attrs = {};

				_children = new Array();

				_created: boolean = false;

				visitNext(v: any) {
				if (isNull(v))
				return;

				if (isPlainObject(v)) {

				if (this._created)
				this._setAttrs(v);
				else
				mixin(this._attrs, v);
				} else if (v instanceof Array) {
				v.forEach(x => this._addChild(x));
				} else {
				if (this._created)
				this._addChild(v);
				else
				this._children.push(v);
				}
				}

				getChildDom(v: any) {
				const tv = typeof v;
				if (tv === "string" \|\| tv === "number" \|\| tv === "boolean" \|\| v instanceof RegExp \|\| v instanceof Date) {
				return document.createTextNode(v.toString());
				} else if (isNode(v)) {
				return v;
				} else if (isBuildContext(v)) {
				return v.getDomNode();
				} else {
				throw new Error("Invalid parameter");
				}
				}

				abstract _getDomNode(): TNode;

				ensureCreated() {
				if (!this._created) {
				this._create(this._attrs, this._children);
				this._children = [];
				this._attrs = {};
				this._created = true;
				}
				}

				/** @deprecated use getDomNode() */
				getDomElement() {
				return this.getDomNode();
				}

				getDomNode() {
				this.ensureCreated();
				return this._getDomNode();
				}

				placeAt(refNode: string \| Node, position?: DojoNodePosition) {
				dom.place(this.getDomNode(), refNode, position);
				}

				abstract _addChild(child: any): void;

				abstract _setAttrs(attrs: object): void;

				abstract _create(attrs: object, children: any[]): void;
				}