feat: Scoped Packages (#7911)

* chore: move tns-core-modules to nativescript-core * chore: preparing compat generate script * chore: add missing definitions * chore: no need for http-request to be private * chore: packages chore * test: generate tests for tns-core-modules * chore: add anroid module for consistency * chore: add .npmignore * chore: added privateModulesWhitelist * chore(webpack): added bundle-entry-points * chore: scripts * chore: tests changed to use @ns/core * test: add scoped-packages test project * test: fix types * test: update test project * chore: build scripts * chore: update build script * chore: npm scripts cleanup * chore: make the compat pgk work with old wp config * test: generate diff friendly tests * chore: create barrel exports * chore: move files after rebase * chore: typedoc config * chore: compat mode * chore: review of barrels * chore: remove tns-core-modules import after rebase * chore: dev workflow setup * chore: update developer-workflow * docs: experiment with API extractor * chore: api-extractor and barrel exports * chore: api-extractor configs * chore: generate d.ts rollup with api-extractor * refactor: move methods inside Frame * chore: fic tests to use Frame static methods * refactor: create Builder class * refactor: use Builder class in tests * refactor: include Style in ui barrel * chore: separate compat build script * chore: fix tslint errors * chore: update NATIVESCRIPT_CORE_ARGS * chore: fix compat pack * chore: fix ui-test-app build with linked modules * chore: Application, ApplicationSettings, Connectivity and Http * chore: export Trace, Profiling and Utils * refactor: Static create methods for ImageSource * chore: fix deprecated usages of ImageSource * chore: move Span and FormattedString to ui * chore: add events-args and ImageSource to index files * chore: check for CLI >= 6.2 when building for IOS * chore: update travis build * chore: copy Pod file to compat package * chore: update error msg ui-tests-app * refactor: Apply suggestions from code review Co-Authored-By: Martin Yankov <m.i.yankov@gmail.com> * chore: typings and refs * chore: add missing d.ts files for public API * chore: adress code review FB * chore: update api-report * chore: dev-workflow for other apps * chore: api update * chore: update api-report
2025-08-15 19:26:42 +08:00 · 2019-10-17 00:45:33 +03:00
parent 6c7139477e
commit cc97a16800
880 changed files with 9090 additions and 2104 deletions
--- a/nativescript-core/data/virtual-array/virtual-array.d.ts
+++ b/nativescript-core/data/virtual-array/virtual-array.d.ts
@ -0,0 +1,83 @@
+/**
+ * Contains the VirtualArray class, which is an advanced array like class that helps loading items on demand.
+ * @module "data/virtual-array"
+ */ /** */
+
+import { Observable, EventData } from "../observable";
+import { ObservableArray, ChangedData, ChangeType } from "../observable-array";
+export { ChangedData, ChangeType } from "../observable-array";
+
+/**
+ * Advanced array like class that helps loading items on demand.
+ */
+export class VirtualArray<T> extends Observable {
+    /**
+     * String value used when hooking to change event.
+     */
+    public static changeEvent: string;
+
+    /**
+     * String value used when hooking to itemsLoading event.
+     */
+    public static itemsLoadingEvent: string;
+
+    constructor(arrayLength?: number);
+
+    /**
+     * Gets or sets length for the virtual array.
+     */
+    length: number;
+
+    /**
+     * Gets or sets load size for the virtual array.
+     */
+    loadSize: number;
+
+    /**
+     * Returns item at specified index.
+     */
+    getItem(index: number): T;
+
+    /**
+     * Sets item at specified index.
+     */
+    setItem(index: number, value: T): void;
+
+    /**
+     * Loads items from an array starting at index.
+     */
+    load(index: number, items: T[]): void;
+
+    /**
+     * A basic method signature to hook an event listener (shortcut alias to the addEventListener method).
+     * @param eventNames - String corresponding to events (e.g. "propertyChange"). Optionally could be used more events separated by `,` (e.g. "propertyChange", "change").
+     * @param callback - Callback function which will be executed when event is raised.
+     * @param thisArg - An optional parameter which will be used as `this` context for callback execution.
+     */
+    on(eventNames: string, callback: (data: EventData) => void, thisArg?: any);
+
+    /**
+     * Raised when still not loaded items are requested.
+     */
+    on(event: "itemsLoading", callback: (args: ItemsLoading) => void, thisArg?: any);
+
+    /**
+     * Raised when a change occurs.
+     */
+    on(event: "change", callback: (args: ChangedData<T>) => void, thisArg?: any);
+}
+
+/**
+ * Event args for "itemsLoading" event.
+ */
+export interface ItemsLoading extends EventData {
+    /**
+     * Start index.
+     */
+    index: number;
+
+    /**
+     * Number of items to load.
+     */
+    count: number;
+}