|
|
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 implements BuildContext {
|
|
|
_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(): Node;
|
|
|
|
|
|
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;
|
|
|
}
|
|
|
|
