本文整理匯總了TypeScript中@angular/core.KeyValueChanges.forEachChangedItem方法的典型用法代碼示例。如果您正苦於以下問題：TypeScript KeyValueChanges.forEachChangedItem方法的具體用法？TypeScript KeyValueChanges.forEachChangedItem怎麽用？TypeScript KeyValueChanges.forEachChangedItem使用的例子？那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類@angular/core.KeyValueChanges的用法示例。
在下文中一共展示了KeyValueChanges.forEachChangedItem方法的3個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的TypeScript代碼示例。
示例1:
this.zone.runOutsideAngular(() => {
changes.forEachChangedItem((c) => {
this.layersControl.removeLayer(c.previousValue);
addFn.call(this.layersControl, c.currentValue, c.key);
results.layersChanged++;
});
changes.forEachRemovedItem((c) => {
this.layersControl.removeLayer(c.previousValue);
results.layersRemoved++;
});
changes.forEachAddedItem((c) => {
addFn.call(this.layersControl, c.currentValue, c.key);
results.layersAdded++;
});
});示例2: applyChanges
private applyChanges(changes: KeyValueChanges<string, L.Layer>, addFn: (layer: L.Layer, name: string) => void): LeafletControlLayersChanges {
let results: LeafletControlLayersChanges = new LeafletControlLayersChanges();
if (null != changes) {
changes.forEachChangedItem((c) => {
this.layersControl.removeLayer(c.previousValue);
addFn.call(this.layersControl, c.currentValue, c.key);
results.layersChanged++;
});
changes.forEachRemovedItem((c) => {
this.layersControl.removeLayer(c.currentValue);
results.layersRemoved++;
});
changes.forEachAddedItem((c) => {
addFn.call(this.layersControl, c.currentValue, c.key);
results.layersAdded++;
});
}
return results;
}示例3: _applyChanges
private _applyChanges(changes: KeyValueChanges<string, string|number>): void {
changes.forEachRemovedItem((record) => this._setStyle(record.key, null));
changes.forEachAddedItem((record) => this._setStyle(record.key, record.currentValue));
changes.forEachChangedItem((record) => this._setStyle(record.key, record.currentValue));
}