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import appModule = require("./application-common");
import definition = require("application");
import frame = require("ui/frame");
import observable = require("data/observable");
import * as typesModule from "utils/types";
import * as fileResolverModule from "file-system/file-name-resolver";
global.moduleMerge(appModule, exports);
var typedExports: typeof definition = exports;
// We are using the exports object for the common events since we merge the appModule with this module's exports, which is what users will receive when require("application") is called;
// TODO: This is kind of hacky and is "pure JS in TypeScript"
function initEvents() {
// TODO: Verify whether the logic for triggerring application-wide events based on Activity callbacks is working properly
var lifecycleCallbacks = new android.app.Application.ActivityLifecycleCallbacks({
onActivityCreated: function (activity: any, bundle: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
if (!androidApp.startActivity) {
androidApp.startActivity = activity;
androidApp.notify(<definition.AndroidActivityBundleEventData>{ eventName: "activityCreated", object: androidApp, activity: activity, bundle: bundle });
if (androidApp.onActivityCreated) {
androidApp.onActivityCreated(activity, bundle);
}
}
androidApp.currentContext = activity;
},
onActivityDestroyed: function (activity: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
// Clear the current activity reference to prevent leak
if (activity === androidApp.foregroundActivity) {
androidApp.foregroundActivity = undefined;
}
if (activity === androidApp.currentContext) {
androidApp.currentContext = undefined;
}
if (activity === androidApp.startActivity) {
if (typedExports.onExit) {
typedExports.onExit();
}
typedExports.notify(<definition.ApplicationEventData>{ eventName: typedExports.exitEvent, object: androidApp, android: activity });
androidApp.startActivity = undefined;
}
androidApp.notify(<definition.AndroidActivityEventData>{ eventName: "activityDestroyed", object: androidApp, activity: activity });
if (androidApp.onActivityDestroyed) {
androidApp.onActivityDestroyed(activity);
}
// TODO: This is a temporary workaround to force the V8's Garbage Collector, which will force the related Java Object to be collected.
gc();
},
onActivityPaused: function (activity: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
androidApp.paused = true;
if (activity === androidApp.foregroundActivity) {
if (typedExports.onSuspend) {
typedExports.onSuspend();
}
typedExports.notify(<definition.ApplicationEventData>{ eventName: typedExports.suspendEvent, object: androidApp, android: activity });
}
androidApp.notify(<definition.AndroidActivityEventData>{ eventName: "activityPaused", object: androidApp, activity: activity });
if (androidApp.onActivityPaused) {
androidApp.onActivityPaused(activity);
}
},
onActivityResumed: function (activity: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
androidApp.paused = false;
if (activity === androidApp.foregroundActivity) {
if (typedExports.onResume) {
typedExports.onResume();
}
typedExports.notify(<definition.ApplicationEventData>{ eventName: typedExports.resumeEvent, object: androidApp, android: activity });
}
androidApp.notify(<definition.AndroidActivityEventData>{ eventName: "activityResumed", object: androidApp, activity: activity });
if (androidApp.onActivityResumed) {
androidApp.onActivityResumed(activity);
}
},
onActivitySaveInstanceState: function (activity: any, bundle: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
androidApp.notify(<definition.AndroidActivityBundleEventData>{ eventName: "saveActivityState", object: androidApp, activity: activity, bundle: bundle });
if (androidApp.onSaveActivityState) {
androidApp.onSaveActivityState(activity, bundle);
}
},
onActivityStarted: function (activity: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
androidApp.foregroundActivity = activity;
androidApp.notify(<definition.AndroidActivityEventData>{ eventName: "activityStarted", object: androidApp, activity: activity });
if (androidApp.onActivityStarted) {
androidApp.onActivityStarted(activity);
}
},
onActivityStopped: function (activity: any) {
if (!(activity instanceof (<any>com).tns.NativeScriptActivity)) {
return;
}
androidApp.notify(<definition.AndroidActivityEventData>{ eventName: "activityStopped", object: androidApp, activity: activity });
if (androidApp.onActivityStopped) {
androidApp.onActivityStopped(activity);
}
}
});
return lifecycleCallbacks;
}
export class AndroidApplication extends observable.Observable implements definition.AndroidApplication {
public static activityCreatedEvent = "activityCreated";
public static activityDestroyedEvent = "activityDestroyed";
public static activityStartedEvent = "activityStarted";
public static activityPausedEvent = "activityPaused";
public static activityResumedEvent = "activityResumed";
public static activityStoppedEvent = "activityStopped";
public static saveActivityStateEvent = "saveActivityState";
public static activityResultEvent = "activityResult";
public static activityBackPressedEvent = "activityBackPressed";
public paused: boolean;
public nativeApp: android.app.Application;
public context: android.content.Context;
public currentContext: android.content.Context;
public foregroundActivity: android.app.Activity;
public startActivity: android.app.Activity;
public packageName: string;
public hasActionBar: boolean;
public onActivityCreated: (activity: android.app.Activity, bundle: android.os.Bundle) => void;
public onActivityDestroyed: (activity: android.app.Activity) => void;
public onActivityStarted: (activity: android.app.Activity) => void;
public onActivityPaused: (activity: android.app.Activity) => void;
public onActivityResumed: (activity: android.app.Activity) => void;
public onActivityStopped: (activity: android.app.Activity) => void;
public onSaveActivityState: (activity: android.app.Activity, bundle: android.os.Bundle) => void;
public onActivityResult: (requestCode: number, resultCode: number, data: android.content.Intent) => void;
private _eventsToken: any;
public getActivity(intent: android.content.Intent): Object {
return frame.getActivity();
}
public init(nativeApp: any) {
this.nativeApp = nativeApp;
this.packageName = nativeApp.getPackageName();
this.context = nativeApp.getApplicationContext();
this._eventsToken = initEvents();
this.nativeApp.registerActivityLifecycleCallbacks(this._eventsToken);
this._registerPendingReceivers();
}
private _registeredReceivers = {};
private _pendingReceiverRegistrations = new Array<(context: android.content.Context) => void>();
private _registerPendingReceivers() {
if (this._pendingReceiverRegistrations) {
var i = 0;
var length = this._pendingReceiverRegistrations.length;
for (; i < length; i++) {
var registerFunc = this._pendingReceiverRegistrations[i];
registerFunc(this.context);
}
this._pendingReceiverRegistrations = new Array<(context: android.content.Context) => void>();
}
}
public registerBroadcastReceiver(intentFilter: string, onReceiveCallback: (context: android.content.Context, intent: android.content.Intent) => void) {
ensureBroadCastReceiverClass();
var that = this;
var registerFunc = function (context: android.content.Context) {
var receiver: android.content.BroadcastReceiver = new BroadcastReceiverClass(onReceiveCallback);
context.registerReceiver(receiver, new android.content.IntentFilter(intentFilter));
that._registeredReceivers[intentFilter] = receiver;
}
if (this.context) {
registerFunc(this.context);
}
else {
this._pendingReceiverRegistrations.push(registerFunc);
}
}
public unregisterBroadcastReceiver(intentFilter: string) {
var receiver = this._registeredReceivers[intentFilter];
if (receiver) {
this.context.unregisterReceiver(receiver);
this._registeredReceivers[intentFilter] = undefined;
delete this._registeredReceivers[intentFilter];
}
}
}
var BroadcastReceiverClass;
function ensureBroadCastReceiverClass() {
if (BroadcastReceiverClass) {
return;
}
class BroadcastReceiver extends android.content.BroadcastReceiver {
private _onReceiveCallback: (context: android.content.Context, intent: android.content.Intent) => void;
constructor(onReceiveCallback: (context: android.content.Context, intent: android.content.Intent) => void) {
super();
this._onReceiveCallback = onReceiveCallback;
return global.__native(this);
}
public onReceive(context: android.content.Context, intent: android.content.Intent) {
if (this._onReceiveCallback) {
this._onReceiveCallback(context, intent);
}
}
}
BroadcastReceiverClass = BroadcastReceiver;
}
global.__onUncaughtError = function (error: definition.NativeScriptError) {
var types: typeof typesModule = require("utils/types");
// TODO: Obsolete this
if (types.isFunction(typedExports.onUncaughtError)) {
typedExports.onUncaughtError(error);
}
typedExports.notify({ eventName: typedExports.uncaughtErrorEvent, object: appModule.android, android: error });
}
function loadCss() {
typedExports.cssSelectorsCache = typedExports.loadCss(typedExports.cssFile);
}
var started = false;
export function start(entry?: frame.NavigationEntry) {
if (started) {
throw new Error("Application is already started.");
}
started = true;
if (entry) {
typedExports.mainEntry = entry;
}
// this should be the first call, to avoid issues when someone accesses the Application singleton prior to extending its onCreate method
app.init({
getActivity: function (activity: android.app.Activity) {
var intent = activity.getIntent()
return androidApp.getActivity(intent);
},
onCreate: function () {
androidApp.init(this);
setupOrientationListener(androidApp);
}
});
loadCss();
}
var androidApp = new AndroidApplication();
// use the exports object instead of 'export var' due to global namespace collision
typedExports.android = androidApp;
var currentOrientation: number;
function setupOrientationListener(androidApp: AndroidApplication) {
androidApp.registerBroadcastReceiver(android.content.Intent.ACTION_CONFIGURATION_CHANGED, onConfigurationChanged);
currentOrientation = androidApp.context.getResources().getConfiguration().orientation;
}
function onConfigurationChanged(context: android.content.Context, intent: android.content.Intent) {
var orientation = context.getResources().getConfiguration().orientation;
if (currentOrientation !== orientation) {
currentOrientation = orientation;
var enums = require("ui/enums");
var newValue;
switch (orientation) {
case android.content.res.Configuration.ORIENTATION_LANDSCAPE:
newValue = enums.DeviceOrientation.landscape;
break;
case android.content.res.Configuration.ORIENTATION_PORTRAIT:
newValue = enums.DeviceOrientation.portrait;
break;
default:
newValue = enums.DeviceOrientation.unknown;
break;
}
typedExports.notify(<definition.OrientationChangedEventData>{
eventName: typedExports.orientationChangedEvent,
android: context,
newValue: newValue,
object: typedExports.android,
});
}
}
global.__onLiveSync = function () {
if (typedExports.android && typedExports.android.paused) {
return;
}
var fileResolver: typeof fileResolverModule = require("file-system/file-name-resolver");
// Clear file resolver cache to respect newly added files.
fileResolver.clearCache();
// Reload app.css in case it was changed.
loadCss();
// Reload current page.
frame.reloadPage();
}