traits.ts
148 lines
| 4.3 KiB
| video/mp2t
|
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r89 | import { IDestroyable } from "@implab/core-amd/interfaces"; | ||
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r65 | import { isDestroyable } from "@implab/core-amd/safe"; | ||
import _WidgetBase = require("dijit/_WidgetBase"); | ||||
import registry = require("dijit/registry"); | ||||
import dom = require("dojo/dom-construct"); | ||||
type _WidgetBaseConstructor = typeof _WidgetBase; | ||||
export type DojoNodePosition = "first" | "after" | "before" | "last" | "replace" | "only" | number; | ||||
export interface Rendition<TNode extends Node = Node> { | ||||
getDomNode(): TNode; | ||||
placeAt(refNode: string | Node, position?: DojoNodePosition): void; | ||||
} | ||||
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r72 | /** | ||
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r65 | * @deprecated use Rendition | ||
*/ | ||||
export type BuildContext<TNode extends Node = Node> = Rendition<TNode>; | ||||
export interface IRecursivelyDestroyable { | ||||
destroyRecursive(): void; | ||||
} | ||||
export function isNode(el: any): el is Node { | ||||
return el && el.nodeName && el.nodeType; | ||||
} | ||||
export function isElementNode(el: any): el is Element { | ||||
return isNode(el) && el.nodeType === 1; | ||||
} | ||||
export function isTextNode(el: any): el is Text { | ||||
return isNode(el) && el.nodeType === 3; | ||||
} | ||||
export function isProcessingInstructionNode(el: any): el is ProcessingInstruction { | ||||
return isNode(el) && el.nodeType === 7; | ||||
} | ||||
export function isCommentNode(el: any): el is Comment { | ||||
return isNode(el) && el.nodeType === 8; | ||||
} | ||||
export function isDocumentNode(el: any): el is Document { | ||||
return isNode(el) && el.nodeType === 9; | ||||
} | ||||
export function isDocumentTypeNode(el: any): el is DocumentType { | ||||
return isNode(el) && el.nodeType === 10; | ||||
} | ||||
export function isDocumentFragmentNode(el: any): el is DocumentFragment { | ||||
return isNode(el) && el.nodeType === 11; | ||||
} | ||||
export function isWidget(v: any): v is _WidgetBase { | ||||
return v && "domNode" in v; | ||||
} | ||||
export function isRendition(v: any): v is Rendition { | ||||
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r87 | return v && typeof v.getDomElement === "function"; | ||
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r65 | } | ||
/** | ||||
* @deprecated use isRendition | ||||
*/ | ||||
export const isBuildContext = isRendition; | ||||
export function isPlainObject(v: object) { | ||||
if (typeof v !== "object") | ||||
return false; | ||||
const vp = Object.getPrototypeOf(v); | ||||
return !vp || vp === Object.prototype; | ||||
} | ||||
export function isWidgetConstructor(v: any): v is _WidgetBaseConstructor { | ||||
return typeof v === "function" && v.prototype && ( | ||||
"domNode" in v.prototype || | ||||
"buildRendering" in v.prototype | ||||
); | ||||
} | ||||
/** Tests whether the specified node is placed in visible dom. | ||||
* @param {Node} node The node to test | ||||
*/ | ||||
export function isInPage(node: Node) { | ||||
return (node === document.body) ? false : document.body.contains(node); | ||||
} | ||||
export function isRecursivelyDestroyable(target: any): target is IRecursivelyDestroyable { | ||||
return target && typeof target.destroyRecursive === "function"; | ||||
} | ||||
/** Destroys DOM Node with all contained widgets. | ||||
* If the specified node is the root node of a widget, then the | ||||
* widget will be destroyed. | ||||
* | ||||
* @param target DOM Node or widget to destroy | ||||
*/ | ||||
export function destroy(target: Node | IDestroyable | IRecursivelyDestroyable) { | ||||
if (isRecursivelyDestroyable(target)) { | ||||
target.destroyRecursive(); | ||||
} else if (isDestroyable(target)) { | ||||
target.destroy(); | ||||
} else if (isNode(target)) { | ||||
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r75 | const w = isElementNode(target) ? registry.byNode(target) : undefined; | ||
if (w) { | ||||
w.destroyRecursive(); | ||||
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r65 | } else { | ||
registry.findWidgets(target).forEach(destroy); | ||||
dom.destroy(target); | ||||
} | ||||
} | ||||
} | ||||
/** Empties a content of the specified node and destroys all contained widgets. | ||||
* | ||||
* @param target DOM node to . | ||||
*/ | ||||
export function emptyNode(target: Node) { | ||||
registry.findWidgets(target).forEach(destroy); | ||||
dom.empty(target); | ||||
} | ||||
/** This function starts all widgets inside the DOM node if the target is a node | ||||
* or starts widget itself if the target is the widget. If the specified node | ||||
* associated with the widget that widget will be started. | ||||
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r72 | * | ||
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r65 | * @param target DOM node to find and start widgets or the widget itself. | ||
*/ | ||||
export function startupWidgets(target: Node | _WidgetBase, skipNode?: Node) { | ||||
if (isNode(target)) { | ||||
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r69 | const w = isElementNode(target) ? registry.byNode(target) : undefined; | ||
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r65 | if (w) { | ||
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r69 | if (w.startup) | ||
w.startup(); | ||||
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r65 | } else { | ||
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r69 | registry.findWidgets(target, skipNode).forEach(x => x.startup()); | ||
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r65 | } | ||
} else { | ||||
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r72 | if (target.startup) | ||
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r69 | target.startup(); | ||
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r65 | } | ||
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r71 | } | ||