Merge pull request #1214 from square/ray/CanGoBack

BREAKING: Renames `BackStackConfig.Other` to `CanGoBack`

Author: rjrjr

samples/containers/poetry/src/main/java/com/squareup/sample/poetry/StanzaListScreen.kt

@@ -17,7 +17,7 @@ import com.squareup.workflow1.ui.ScreenViewRunner
 import com.squareup.workflow1.ui.ViewEnvironment
 import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import com.squareup.workflow1.ui.navigation.BackStackConfig
-import com.squareup.workflow1.ui.navigation.BackStackConfig.Other
+import com.squareup.workflow1.ui.navigation.BackStackConfig.CanGoBack
 import com.squareup.workflow1.ui.navigation.setBackHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
@@ -53,7 +53,7 @@ private class StanzaListLayoutRunner(view: View) : ScreenViewRunner<StanzaListSc
     toolbar.title = rendering.title
     toolbar.subtitle = rendering.subtitle
 
-    if (environment[BackStackConfig] == Other) {
+    if (environment[BackStackConfig] == CanGoBack) {
       toolbar.setNavigationOnClickListener { rendering.onExit() }
       toolbar.setBackHandler(rendering.onExit)
     } else {

samples/todo-android/app/src/main/java/com/squareup/sample/todo/TodoEditorScreen.kt

@@ -14,7 +14,7 @@ import com.squareup.workflow1.ui.ViewEnvironment
 import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
 import com.squareup.workflow1.ui.control
 import com.squareup.workflow1.ui.navigation.BackStackConfig
-import com.squareup.workflow1.ui.navigation.BackStackConfig.Other
+import com.squareup.workflow1.ui.navigation.BackStackConfig.CanGoBack
 import com.squareup.workflow1.ui.navigation.setBackHandler
 
 @OptIn(WorkflowUiExperimentalApi::class)
@@ -60,7 +60,7 @@ private class Runner(
       rendering.session.title.control(todoTitle)
       itemListView.setRows(rendering.session.rows)
 
-      if (environment[BackStackConfig] == Other) {
+      if (environment[BackStackConfig] == CanGoBack) {
         todoEditorToolbar.setNavigationOnClickListener { rendering.onGoBackClicked() }
         root.setBackHandler(rendering.onGoBackClicked)
       } else {

workflow-ui/core-android/src/main/java/com/squareup/workflow1/ui/navigation/BackStackContainer.kt

@@ -28,8 +28,8 @@ import com.squareup.workflow1.ui.androidx.WorkflowAndroidXSupport.stateRegistryO
 import com.squareup.workflow1.ui.androidx.WorkflowLifecycleOwner
 import com.squareup.workflow1.ui.canShow
 import com.squareup.workflow1.ui.compatible
+import com.squareup.workflow1.ui.navigation.BackStackConfig.CanGoBack
 import com.squareup.workflow1.ui.navigation.BackStackConfig.First
-import com.squareup.workflow1.ui.navigation.BackStackConfig.Other
 import com.squareup.workflow1.ui.screen
 import com.squareup.workflow1.ui.show
 import com.squareup.workflow1.ui.startShowing
@@ -71,7 +71,7 @@ public open class BackStackContainer @JvmOverloads constructor(
   ) {
     savedStateParentKey = keyFor(screen)
 
-    val config = if (newRendering.backStack.isEmpty()) First else Other
+    val config = if (newRendering.backStack.isEmpty()) First else CanGoBack
     val environment = newViewEnvironment + config
 
     val named: BackStackScreen<NamedScreen<*>> = newRendering

workflow-ui/core-common/api/core-common.api

@@ -191,10 +191,10 @@ public final class com/squareup/workflow1/ui/navigation/AlertOverlay$Event$Cance
 }
 
 public final class com/squareup/workflow1/ui/navigation/BackStackConfig : java/lang/Enum {
+	public static final field CanGoBack Lcom/squareup/workflow1/ui/navigation/BackStackConfig;
 	public static final field Companion Lcom/squareup/workflow1/ui/navigation/BackStackConfig$Companion;
 	public static final field First Lcom/squareup/workflow1/ui/navigation/BackStackConfig;
 	public static final field None Lcom/squareup/workflow1/ui/navigation/BackStackConfig;
-	public static final field Other Lcom/squareup/workflow1/ui/navigation/BackStackConfig;
 	public static fun getEntries ()Lkotlin/enums/EnumEntries;
 	public static fun valueOf (Ljava/lang/String;)Lcom/squareup/workflow1/ui/navigation/BackStackConfig;
 	public static fun values ()[Lcom/squareup/workflow1/ui/navigation/BackStackConfig;

workflow-ui/core-common/src/main/java/com/squareup/workflow1/ui/navigation/BackStackConfig.kt

@@ -3,12 +3,12 @@ package com.squareup.workflow1.ui.navigation
 import com.squareup.workflow1.ui.ViewEnvironment
 import com.squareup.workflow1.ui.ViewEnvironmentKey
 import com.squareup.workflow1.ui.WorkflowUiExperimentalApi
-import com.squareup.workflow1.ui.navigation.BackStackConfig.First
-import com.squareup.workflow1.ui.navigation.BackStackConfig.Other
 
 /**
  * Informs views whether they're children of a [BackStackScreen],
- * and if so whether they're the [first frame][First] or [not][Other].
+ * and if so whether they're the
+ * [first frame][com.squareup.workflow1.ui.navigation.BackStackConfig.First]
+ * or [not][com.squareup.workflow1.ui.navigation.BackStackConfig.CanGoBack].
  */
 @WorkflowUiExperimentalApi
 public enum class BackStackConfig {
@@ -27,7 +27,7 @@ public enum class BackStackConfig {
    * This rendering is in a [BackStackScreen] but is not the first frame.
    * Useful as a hint to enable "go back" behavior.
    */
-  Other;
+  CanGoBack;
 
   public companion object : ViewEnvironmentKey<BackStackConfig>() {
     override val default: BackStackConfig = None