Merge pull request #1260 from AllanWang/update/coroutines

Update/coroutines

1 files changed, 16 insertions, 1 deletions

diff --git a/app/src/main/kotlin/com/pitchedapps/frost/fragments/FragmentBase.kt b/app/src/main/kotlin/com/pitchedapps/frost/fragments/FragmentBase.kt
index 98e28bd3..2c46edbc 100644
--- a/app/src/main/kotlin/com/pitchedapps/frost/fragments/FragmentBase.kt
+++ b/app/src/main/kotlin/com/pitchedapps/frost/fragments/FragmentBase.kt
@@ -41,6 +41,11 @@ import com.pitchedapps.frost.utils.REQUEST_TEXT_ZOOM
 import com.pitchedapps.frost.utils.frostEvent
 import io.reactivex.android.schedulers.AndroidSchedulers
 import io.reactivex.disposables.Disposable
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.SupervisorJob
+import kotlin.coroutines.CoroutineContext
 
 /**
  * Created by Allan Wang on 2017-11-07.
@@ -48,7 +53,7 @@ import io.reactivex.disposables.Disposable
  * All fragments pertaining to the main view
  * Must be attached to activities implementing [MainActivityContract]
  */
-abstract class BaseFragment : Fragment(), FragmentContract, DynamicUiContract {
+abstract class BaseFragment : Fragment(), CoroutineScope, FragmentContract, DynamicUiContract {
 
     companion object {
         private const val ARG_POSITION = "arg_position"
@@ -71,6 +76,10 @@ abstract class BaseFragment : Fragment(), FragmentContract, DynamicUiContract {
         }
     }
 
+    open lateinit var job: Job
+    override val coroutineContext: CoroutineContext
+        get() = Dispatchers.Main + job
+
     override val baseUrl: String by lazy { arguments!!.getString(ARG_URL) }
     override val baseEnum: FbItem by lazy { FbItem[arguments]!! }
     override val position: Int by lazy { arguments!!.getInt(ARG_POSITION) }
@@ -98,6 +107,7 @@ abstract class BaseFragment : Fragment(), FragmentContract, DynamicUiContract {
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
+        job = SupervisorJob()
         firstLoad = true
         if (context !is MainActivityContract)
             throw IllegalArgumentException("${this::class.java.simpleName} is not attached to a context implementing MainActivityContract")
@@ -207,6 +217,11 @@ abstract class BaseFragment : Fragment(), FragmentContract, DynamicUiContract {
         super.onDestroyView()
     }
 
+    override fun onDestroy() {
+        job.cancel()
+        super.onDestroy()
+    }
+
     override fun reloadTheme() {
         reloadThemeSelf()
         content?.reloadTextSize()