Suspend iOS app when workflow emits output.

christiandeange · Mar 26, 2024 · 2dca347 · 2dca347
1 parent 87c5327
commit 2dca347
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/app/ios/src/iosMain/kotlin/sh/christian/ozone/MainViewController.kt b/app/ios/src/iosMain/kotlin/sh/christian/ozone/MainViewController.kt
@@ -2,7 +2,10 @@ package sh.christian.ozone
 
 import androidx.compose.foundation.layout.Box
 import androidx.compose.ui.window.ComposeUIViewController
+import kotlinx.cinterop.ExperimentalForeignApi
 import kotlinx.coroutines.CoroutineScope
+import platform.Foundation.NSSelectorFromString
+import platform.UIKit.UIApplication
 import sh.christian.ozone.api.OzoneDispatchers.IO
 import sh.christian.ozone.app.AppWorkflow
 import sh.christian.ozone.app.initWorkflow
@@ -17,13 +20,19 @@ fun initialize() {
   workflow = initWorkflow(CoroutineScope(IO), storage())
 }
 
+@OptIn(ExperimentalForeignApi::class)
 @Suppress("unused", "FunctionName") // Called from iOS application code.
 fun MainViewController() = ComposeUIViewController {
   Box {
     AppTheme {
       WorkflowRendering(
         workflow = workflow,
-        onOutput = { },
+        onOutput = {
+          UIApplication.sharedApplication.performSelector(
+            aSelector = NSSelectorFromString("suspend"),
+            withObject = null,
+          )
+        },
         content = { it.Content() },
       )
     }