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Switch Activity / Fragment / FragmentManager implementation from native framework to support library APIs BREAKING CHANGE: NativeScript core framework now extends support library APIs versus native framework classes as per Google's latest guidelines: - NativeScript activities now extend `android.support.v7.app.AppCompatActivity` (vs android.app.Activity) - NativeScript fragments now extend `android.support.v4.app.Fragment` (vs android.app.Fragment) - NativeScript now works internally with `android.support.v4.app.FragmentManager` (vs android.app.FragmentManager) The implications of these changes should be mostly transparent to the developer except for the fact that the support library Fragment / FragmentManager work with Animation APIs versus Animator APIs. For Android API Levels lower than 28 the new Fragment API uses a different fragment enter animation by default. You can customise the transition per navigation entry or globally via the [navigation transitions API](https://docs.nativescript.org/core-concepts/navigation#navigation-transitions) Before: Default fragment enter animation was fade animation After: Default fragment enter animation for API levels lower than 28 is now a fast "push fade" animation; default fragment enter animation for API levels equal to or greater than 28 remains fade animation Before: AndroidFragmentCallbacks interface exposed the following `onCreateAnimator(...)` method ``` ts export interface AndroidFragmentCallbacks { onCreateAnimator(fragment: any, transit: number, enter: boolean, nextAnim: number, superFunc: Function): any; // ... } ``` After: AndroidFragmentCallbacks interface now exposes the following `onCreateAnimation(...)` method instead (and `onCreateAnimator(...)` is now removed) ``` ts export interface AndroidFragmentCallbacks { onCreateAnimation(fragment: any, transit: number, enter: boolean, nextAnim: number, superFunc: Function): any; // ... } ``` Before: Transition class exposed the following abstract `createAndroidAnimator(...)` method ``` ts export class Transition { public createAndroidAnimator(transitionType: string): any; // ... } ``` After: Transition class now exposes the following abstract `createAndroidAnimation(...)` method instead (and `createAndroidAnimation(...) is now removed) ``` ts export class Transition { public createAndroidAnimation(transitionType: string): any; // ... } ``` To migrate the code of your custom transitions follow the example below: Before: ``` ts import * as transition from "tns-core-modules/ui/transition"; export class CustomTransition extends transition.Transition { constructor(duration: number, curve: any) { super(duration, curve); } public createAndroidAnimator(transitionType: string): android.animation.Animator { var scaleValues = Array.create("float", 2); switch (transitionType) { case transition.AndroidTransitionType.enter: case transition.AndroidTransitionType.popEnter: scaleValues[0] = 0; scaleValues[1] = 1; break; case transition.AndroidTransitionType.exit: case transition.AndroidTransitionType.popExit: scaleValues[0] = 1; scaleValues[1] = 0; break; } var objectAnimators = Array.create(android.animation.Animator, 2); objectAnimators[0] = android.animation.ObjectAnimator.ofFloat(null, "scaleX", scaleValues); objectAnimators[1] = android.animation.ObjectAnimator.ofFloat(null, "scaleY", scaleValues); var animatorSet = new android.animation.AnimatorSet(); animatorSet.playTogether(objectAnimators); var duration = this.getDuration(); if (duration !== undefined) { animatorSet.setDuration(duration); } animatorSet.setInterpolator(this.getCurve()); return animatorSet; } } ``` After: ``` ts import * as transition from "tns-core-modules/ui/transition"; export class CustomTransition extends transition.Transition { constructor(duration: number, curve: any) { super(duration, curve); } public createAndroidAnimation(transitionType: string): android.view.animation.Animation { const scaleValues = []; switch (transitionType) { case transition.AndroidTransitionType.enter: case transition.AndroidTransitionType.popEnter: scaleValues[0] = 0; scaleValues[1] = 1; break; case transition.AndroidTransitionType.exit: case transition.AndroidTransitionType.popExit: scaleValues[0] = 1; scaleValues[1] = 0; break; } const animationSet = new android.view.animation.AnimationSet(false); const duration = this.getDuration(); if (duration !== undefined) { animationSet.setDuration(duration); } animationSet.setInterpolator(this.getCurve()); animationSet.addAnimation( new android.view.animation.ScaleAnimation( scaleValues[0], scaleValues[1], scaleValues[0], scaleValues[1] )); return animationSet; } } ```
65 lines
2.2 KiB
TypeScript
65 lines
2.2 KiB
TypeScript
import { setActivityCallbacks, AndroidActivityCallbacks } from "./frame";
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import * as globals from "../../globals";
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import * as appModule from "../../application";
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if ((<any>global).__snapshot || (<any>global).__snapshotEnabled) {
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globals.install();
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}
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//@ts-ignore
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@JavaProxy("com.tns.NativeScriptActivity")
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class NativeScriptActivity extends android.support.v7.app.AppCompatActivity {
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private _callbacks: AndroidActivityCallbacks;
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public isNativeScriptActivity;
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constructor() {
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super();
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return global.__native(this);
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}
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public onCreate(savedInstanceState: android.os.Bundle): void {
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appModule.android.init(this.getApplication());
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// Set isNativeScriptActivity in onCreate.
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// The JS constructor might not be called because the activity is created from Android.
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this.isNativeScriptActivity = true;
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if (!this._callbacks) {
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setActivityCallbacks(this);
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}
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this._callbacks.onCreate(this, savedInstanceState, super.onCreate);
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}
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public onNewIntent(intent: android.content.Intent): void {
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super.onNewIntent(intent);
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super.setIntent(intent);
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}
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public onSaveInstanceState(outState: android.os.Bundle): void {
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this._callbacks.onSaveInstanceState(this, outState, super.onSaveInstanceState);
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}
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public onStart(): void {
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this._callbacks.onStart(this, super.onStart);
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}
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public onStop(): void {
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this._callbacks.onStop(this, super.onStop);
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}
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public onDestroy(): void {
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this._callbacks.onDestroy(this, super.onDestroy);
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}
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public onBackPressed(): void {
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this._callbacks.onBackPressed(this, super.onBackPressed);
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}
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public onRequestPermissionsResult(requestCode: number, permissions: Array<string>, grantResults: Array<number>): void {
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this._callbacks.onRequestPermissionsResult(this, requestCode, permissions, grantResults, undefined /*TODO: Enable if needed*/);
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}
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public onActivityResult(requestCode: number, resultCode: number, data: android.content.Intent): void {
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this._callbacks.onActivityResult(this, requestCode, resultCode, data, super.onActivityResult);
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}
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}
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