Add UiLayout function in SettingsPage

Bug: 244122804
Test: unit-test & local build gallery
Change-Id: I084cb05b79726eb3bac09f40f4a4469beeb097fb

packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/BrowseActivity.kt

@@ -32,6 +32,7 @@ import androidx.compose.runtime.Composable
 import androidx.compose.runtime.CompositionLocalProvider
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.ui.unit.IntOffset
 import androidx.core.view.WindowCompat
@@ -42,6 +43,7 @@ import com.android.settingslib.spa.framework.common.SettingsPage
 import com.android.settingslib.spa.framework.common.SettingsPageProvider
 import com.android.settingslib.spa.framework.common.SettingsPageProviderRepository
 import com.android.settingslib.spa.framework.common.SpaEnvironmentFactory
+import com.android.settingslib.spa.framework.common.createSettingsPage
 import com.android.settingslib.spa.framework.compose.AnimatedNavHost
 import com.android.settingslib.spa.framework.compose.LocalNavController
 import com.android.settingslib.spa.framework.compose.NavControllerWrapperImpl
@@ -136,7 +138,12 @@ private fun NavControllerWrapperImpl.NavContent(allProvider: Collection<Settings
                         AnimatedContentScope.SlideDirection.Right, animationSpec = slideEffect
                     ) + fadeOut(animationSpec = fadeEffect)
                 },
-            ) { navBackStackEntry -> spp.PageWithEvent(navBackStackEntry.arguments) }
+            ) { navBackStackEntry ->
+                val page = remember(navBackStackEntry.arguments) {
+                    spp.createSettingsPage(navBackStackEntry.arguments)
+                }
+                page.PageWithEvent()
+            }
         }
     }
 }

packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/common/SettingsEntry.kt

@@ -198,6 +198,7 @@ class SettingsEntryBuilder(private val name: String, private val owner: Settings
             toPage = toPage,
 
             // attributes
+            // TODO: set isEnabled & (isAllowSearch, hasSliceSupport) separately
             isAllowSearch = isEnabled && isAllowSearch,
             isSearchDataDynamic = isSearchDataDynamic,
             hasMutableStatus = hasMutableStatus,

packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/common/SettingsPage.kt

@@ -17,6 +17,7 @@
 package com.android.settingslib.spa.framework.common
 
 import android.os.Bundle
+import androidx.compose.runtime.Composable
 import androidx.navigation.NamedNavArgument
 import com.android.settingslib.spa.framework.util.isRuntimeParam
 import com.android.settingslib.spa.framework.util.navLink
@@ -91,14 +92,22 @@ data class SettingsPage(
     }
 
     fun isBrowsable(): Boolean {
-        return !isCreateBy(NULL_PAGE_NAME) &&
-            !hasRuntimeParam()
+        return !isCreateBy(NULL_PAGE_NAME) && !hasRuntimeParam()
+    }
+
+    private fun getProvider(): SettingsPageProvider? {
+        if (!SpaEnvironmentFactory.isReady()) return null
+        val pageProviderRepository by SpaEnvironmentFactory.instance.pageProviderRepository
+        return pageProviderRepository.getProviderOrNull(sppName)
     }
 
     fun isEnabled(): Boolean {
-        if (!SpaEnvironmentFactory.isReady()) return false
-        val pageProviderRepository by SpaEnvironmentFactory.instance.pageProviderRepository
-        return pageProviderRepository.getProviderOrNull(sppName)?.isEnabled(arguments) ?: false
+        return getProvider()?.isEnabled(arguments) ?: false
+    }
+
+    @Composable
+    fun UiLayout() {
+        getProvider()?.Page(arguments)
     }
 }
 

packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/common/SpaEnvironment.kt

@@ -71,11 +71,15 @@ abstract class SpaEnvironment(context: Context) {
 
     val sliceDataRepository = lazy { SettingsSliceDataRepository(entryRepository.value) }
 
-    // In Robolectric test, applicationContext is not available. Use context as fallback.
+    // The application context. Use local context as fallback when applicationContext is not
+    // available (e.g. in Robolectric test).
     val appContext: Context = context.applicationContext ?: context
 
+    // Set your SpaLogger implementation, for any SPA events logging.
     open val logger: SpaLogger = object : SpaLogger {}
 
+    // Specify class name of browse activity and slice broadcast receiver, which is used to
+    // generate the necessary intents.
     open val browseActivityClass: Class<out Activity>? = null
     open val sliceBroadcastReceiverClass: Class<out BroadcastReceiver>? = null
 

packages/SettingsLib/Spa/spa/src/com/android/settingslib/spa/framework/util/PageLogger.kt

@@ -16,32 +16,27 @@
 
 package com.android.settingslib.spa.framework.util
 
-import android.os.Bundle
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.remember
 import androidx.core.os.bundleOf
 import com.android.settingslib.spa.framework.common.LOG_DATA_DISPLAY_NAME
 import com.android.settingslib.spa.framework.common.LOG_DATA_SESSION_NAME
 import com.android.settingslib.spa.framework.common.LogCategory
 import com.android.settingslib.spa.framework.common.LogEvent
 import com.android.settingslib.spa.framework.common.SettingsPage
-import com.android.settingslib.spa.framework.common.SettingsPageProvider
 import com.android.settingslib.spa.framework.common.SpaEnvironmentFactory
-import com.android.settingslib.spa.framework.common.createSettingsPage
 import com.android.settingslib.spa.framework.compose.LifecycleEffect
 import com.android.settingslib.spa.framework.compose.LocalNavController
 import com.android.settingslib.spa.framework.compose.NavControllerWrapper
 
 @Composable
-internal fun SettingsPageProvider.PageWithEvent(arguments: Bundle? = null) {
-    if (!isEnabled(arguments)) return
-    val page = remember(arguments) { createSettingsPage(arguments) }
+internal fun SettingsPage.PageWithEvent() {
+    if (!isEnabled()) return
     val navController = LocalNavController.current
     LifecycleEffect(
-        onStart = { page.logPageEvent(LogEvent.PAGE_ENTER, navController) },
-        onStop = { page.logPageEvent(LogEvent.PAGE_LEAVE, navController) },
+        onStart = { logPageEvent(LogEvent.PAGE_ENTER, navController) },
+        onStop = { logPageEvent(LogEvent.PAGE_LEAVE, navController) },
     )
-    Page(arguments)
+    UiLayout()
 }
 
 private fun SettingsPage.logPageEvent(event: LogEvent, navController: NavControllerWrapper) {