experiments/Shorebird
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make restart faster if the app is not the launcher

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This commit is contained in:
Gergely Hegedus 2025-01-18 02:06:57 +02:00
parent 5de195714c
commit 924a0ebb51
3 changed files with 44 additions and 24 deletions
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63
android/app/src/main/kotlin/org/fnives/flutter/experiment_shorebird/MainActivity.kt
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@ -1,6 +1,5 @@
package org.fnives.flutter.experiment_shorebird
import android.app.Activity
import android.app.AlarmManager
import android.app.PendingIntent
import android.content.Intent
@ -20,36 +19,56 @@ class MainActivity : FlutterActivity() {
).setMethodCallHandler { call, result ->
when (call.method) {
Methods.RESTART.methodName -> {
val pendingIntent = PendingIntent.getActivity(
context,
4201,
if (isHomeApp()) Intent(intent.action).apply {
flags = Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
intent.categories.forEach {
addCategory(it)
try {
if (this.intent.categories.contains(Intent.CATEGORY_HOME)) {
if (isDefaultHomeApp()) {
runViaAlarmManager(getHomeIntent())
} else {
runViaAlarmManager(Intent.makeRestartActivityTask(componentName))
}
} else Intent(this, this::class.java).apply {
flags = Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
},
PendingIntent.FLAG_CANCEL_CURRENT or PendingIntent.FLAG_IMMUTABLE
)
val alarmManager = context.getSystemService(ALARM_SERVICE) as AlarmManager
alarmManager[AlarmManager.RTC, System.currentTimeMillis() + 100] =
pendingIntent
if (context is Activity) {
(context as Activity).finishAndRemoveTask()
} else {
runDirectly(Intent.makeRestartActivityTask(componentName))
}
finishAndRemoveTask()
Runtime.getRuntime().exit(0)
result.success(null)
} catch (e: Throwable) {
result.error("couldn't start activity", e.message ?: "", null)
}
Runtime.getRuntime().exit(0)
result.success(Unit)
}
}
}
}
private fun isHomeApp(): Boolean {
private fun getHomeIntent() =
Intent(intent.action).apply {
flags = Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS
intent.setComponent(component)
intent.categories.forEach {
addCategory(it)
}
}
private fun runDirectly(intent: Intent) {
context.startActivity(intent)
}
private fun runViaAlarmManager(intent: Intent) {
val pendingIntent = PendingIntent.getActivity(
context,
4201,
intent,
PendingIntent.FLAG_CANCEL_CURRENT or PendingIntent.FLAG_IMMUTABLE
)
val alarmManager = context.getSystemService(ALARM_SERVICE) as AlarmManager
alarmManager[AlarmManager.RTC, System.currentTimeMillis()+100] = pendingIntent
}
private fun isDefaultHomeApp(): Boolean {
val intent = Intent(Intent.ACTION_MAIN)
intent.addCategory(Intent.CATEGORY_HOME)
val res = packageManager.resolveActivity(intent, 0)
return res?.activityInfo != null && (packageName == res.activityInfo.packageName)
val isHomeApp = res?.activityInfo != null && (packageName == res.activityInfo.packageName)
return isHomeApp
}
}