本文整理汇总了TypeScript中@angular/core.KeyValueDiffer类的典型用法代码示例。如果您正苦于以下问题：TypeScript KeyValueDiffer类的具体用法？TypeScript KeyValueDiffer怎么用？TypeScript KeyValueDiffer使用的例子？那么, 这里精选的类代码示例或许可以为您提供帮助。
在下文中一共展示了KeyValueDiffer类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的TypeScript代码示例。
示例1: ngDoCheck
ngDoCheck(): void {
const changes = this.differ.diff(this.comment);
if (changes) {
console.log('%cKeyValueDiffers', 'color:pink', changes);
changes.forEachAddedItem(r => this.logChange('added', r));
changes.forEachRemovedItem(r => this.logChange('removed', r));
changes.forEachChangedItem(r => this.logChange('changed', r));
}
}示例2: ngDoCheck
ngDoCheck() {
if (isPresent(this._differ)) {
var changes = this._differ.diff(this._ngStyle);
if (isPresent(changes)) {
this._applyChanges(changes);
}
}
}示例3: ngDoCheck
ngDoCheck() {
if (this._differ) {
const changes = this._differ.diff(this._ngStyle);
if (changes) {
this._applyChanges(changes);
}
}
}示例4: updateLayers
protected updateLayers() {
let map = this.leafletDirective.getMap();
let layersControl = this.controlLayers.getLayersControl();
if (null != map && null != layersControl) {
// Run the baselayers differ
if (null != this.baseLayersDiffer && null != this.layersControlConfigValue.baseLayers) {
const changes = this.baseLayersDiffer.diff(this.layersControlConfigValue.baseLayers);
this.controlLayers.applyBaseLayerChanges(changes);
}
// Run the overlays differ
if (null != this.overlaysDiffer && null != this.layersControlConfigValue.overlays) {
const changes = this.overlaysDiffer.diff(this.layersControlConfigValue.overlays);
this.controlLayers.applyOverlayChanges(changes);
}
}
}开发者ID:misteronak，项目名称:Verion-1.0-Donation-Dashboard，代码行数:20，代码来源:leaflet-control-layers.directive.ts
示例5: ngDoCheck
ngDoCheck():void {
if (this.dtMeta.count !== this.data.length) {
this.dtMeta.count = this.data.length;
this.dtRef.markForCheck();
}
const dtMetaChanges = this.dtMetaDiffer.diff(this.dtMeta);
if (dtMetaChanges) {
const limitDiff = dtMetaChanges._records.get('limit');
if (limitDiff.previousValue !== limitDiff.currentValue) {
this.renderDtView(void 0);
}
}
}示例6: ngDoCheck
ngDoCheck(): void {
if (this._differ) {
const changes: any = this._differ.diff(this.options);
if (changes) {
changes.forEachChangedItem((item: any) => {
this._applyChange(item);
});
changes.forEachAddedItem((item: any) => {
this._applyChange(item);
});
}
}
}示例7: updateBaseLayers
protected updateBaseLayers() {
let map = this.leafletDirective.getMap();
let layersControl = this.controlLayers.getLayersControl();
if (null != map && null != layersControl && null != this.baseLayersDiffer) {
const changes = this.baseLayersDiffer.diff(this.baseLayersValue);
const results = this.controlLayers.applyBaseLayerChanges(changes);
if (results.changed()) {
this.syncBaseLayer();
}
}
}示例8:
transform<K, V>(
input: null|{[key: string]: V, [key: number]: V}|Map<K, V>,
compareFn: (a: KeyValue<K, V>, b: KeyValue<K, V>) => number = defaultComparator):
Array<KeyValue<K, V>>|null {
if (!input || (!(input instanceof Map) && typeof input !== 'object')) {
return null;
}
if (!this.differ) {
// make a differ for whatever type we've been passed in
this.differ = this.differs.find(input).create();
}
const differChanges: KeyValueChanges<K, V>|null = this.differ.diff(input as any);
if (differChanges) {
this.keyValues = [];
differChanges.forEachItem((r: KeyValueChangeRecord<K, V>) => {
this.keyValues.push(makeKeyValuePair(r.key, r.currentValue !));
});
this.keyValues.sort(compareFn);
}
return this.keyValues;
}示例9: ngDoCheck
ngDoCheck() {
if (this.differ.diff(this.discount) != null) {
this.updateValue();
}
}