Commit 4d7bf8d7 authored by Mygod's avatar Mygod

Reduce battery usage - Unregister callbacks onStop

parent 0018a7ca
......@@ -218,6 +218,15 @@ class ProfileManagerActivity extends AppCompatActivity with OnMenuItemClickListe
}
}
override def onStart() {
super.onStart()
registerCallback
}
override def onStop() {
super.onStop()
unregisterCallback
}
override def onDestroy {
deattachService()
super.onDestroy
......
......@@ -13,20 +13,12 @@ trait ServiceBoundContext extends Context {
class ShadowsocksServiceConnection extends ServiceConnection {
override def onServiceConnected(name: ComponentName, service: IBinder) {
bgService = IShadowsocksService.Stub.asInterface(service)
if (callback != null) try {
bgService.registerCallback(callback)
} catch {
case ignored: RemoteException => // Nothing
}
registerCallback
ServiceBoundContext.this.onServiceConnected()
}
override def onServiceDisconnected(name: ComponentName) {
if (callback != null) {
try {
if (bgService != null) bgService.unregisterCallback(callback)
} catch {
case ignored: RemoteException => // Nothing
}
unregisterCallback
callback = null
}
ServiceBoundContext.this.onServiceDisconnected()
......@@ -34,11 +26,25 @@ trait ServiceBoundContext extends Context {
}
}
def registerCallback = if (bgService != null && callback != null && !callbackRegistered) try {
bgService.registerCallback(callback)
callbackRegistered = true
} catch {
case ignored: RemoteException => // Nothing
}
def unregisterCallback = if (bgService != null && callback != null && callbackRegistered) try {
bgService.unregisterCallback(callback)
callbackRegistered = false
} catch {
case ignored: RemoteException => // Nothing
}
def onServiceConnected() = ()
def onServiceDisconnected() = ()
private var callback: IShadowsocksServiceCallback.Stub = _
private var connection: ShadowsocksServiceConnection = _
private var callbackRegistered: Boolean = _
// Variables
var bgService: IShadowsocksService = _
......@@ -60,11 +66,7 @@ trait ServiceBoundContext extends Context {
def deattachService() {
if (bgService != null) {
if (callback != null) {
try {
bgService.unregisterCallback(callback)
} catch {
case ignored: RemoteException => // Nothing
}
unregisterCallback
callback = null
}
if (connection != null) {
......
......@@ -461,8 +461,13 @@ class Shadowsocks
preferences.update(profile)
}
override def onStart() {
super.onStart()
registerCallback
}
override def onStop() {
super.onStop()
unregisterCallback
clearDialog()
}
......
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