Update readme, dependencies

README.md

@@ -19,6 +19,10 @@ Conductor is architecture-agnostic and does not try to force any design decision
 
 ## Installation
 
+Conductor 4.0 is coming soon. It is already being used in production with many, many millions of users. It is, however, not guaranteed to be API stable. As such, it is being released as a preview rather than a standard release. Preview in this context is _not_ a commentary on stability. It is considered to be up to the same quality standards as the current 3.x stable release.
+Changes in Conductor 4 are available in the [GitHub releases](https://github.com/bluelinelabs/Conductor/releases/). In preparation for the release of the next version, there are currently 3 installation options:
+
+### Latest Stable 3.x
 ```gradle
 def conductorVersion = '3.2.0'
 
@@ -40,9 +44,11 @@ implementation "com.bluelinelabs:conductor-autodispose:$conductorVersion"
 implementation "com.bluelinelabs:conductor-archlifecycle:$conductorVersion"
 ```
 
-**SNAPSHOT**
+### 4.0 Preview
+Use `4.0.0-preview-1` as your version number in any of the dependencies above.
 
-Just use `3.2.1-SNAPSHOT` as your version number in any of the dependencies above and add the url to the snapshot repository:
+### SNAPSHOT
+Use `4.0.0-SNAPSHOT` as your version number in any of the dependencies above and add the url to the snapshot repository:
 
 ```gradle
 allprojects {
@@ -65,40 +71,43 @@ __RouterTransaction__ | Transactions are used to define data about adding Contro
 
 ### Minimal Activity implementation
 
-```java
-public class MainActivity extends Activity {
+```kotlin
+class MainActivity : AppCompatActivity() {
+
+    private lateinit var router: Router
 
-    private Router router;
+    override fun onCreate(savedInstanceState: Bundle?) {
+      super.onCreate(savedInstanceState)
 
-    @Override
-    protected void onCreate(Bundle savedInstanceState) {
-        super.onCreate(savedInstanceState);
+      setContentView(R.layout.activity_main)
 
-        setContentView(R.layout.activity_main);
+      val container = findViewById<ViewGroup>(R.id.controller_container)
 
-        ViewGroup container = (ViewGroup) findViewById(R.id.controller_container);
+      router = Conductor.attachRouter(this, binding.controllerContainer, savedInstanceState)
+        .setPopRootControllerMode(PopRootControllerMode.NEVER)
+        .setOnBackPressedDispatcherEnabled(true)
 
-        router = Conductor.attachRouter(this, container, savedInstanceState)
-            .setPopRootControllerMode(PopRootControllerMode.NEVER);
-        if (!router.hasRootController()) {
-            router.setRoot(RouterTransaction.with(new HomeController()));
-        }
+      if (!router.hasRootController()) {
+        router.setRoot(RouterTransaction.with(HomeController()))
+      }
     }
 }
 ```
 
 ### Minimal Controller implementation
 
-```java
-public class HomeController extends Controller {
-
-    @Override
-    protected View onCreateView(@NonNull LayoutInflater inflater, @NonNull ViewGroup container, @Nullable Bundle savedViewState) {
-        View view = inflater.inflate(R.layout.controller_home, container, false);
-        ((TextView) view.findViewById(R.id.tv_title)).setText("Hello World");
-        return view;
-    }
-
+```kotlin
+class HomeController : Controller() {
+
+  override fun onCreateView(
+    inflater: LayoutInflater,
+    container: ViewGroup,
+    savedViewState: Bundle?
+  ): View {
+    val view = inflater.inflate(R.layout.controller_home, container, false)
+    view.findViewById<TextView>(R.id.tv_title).text = "Hello World"
+    return view  
+  }
 }
 ```
 

conductor/src/main/java/com/bluelinelabs/conductor/Conductor.kt

@@ -25,6 +25,7 @@ object Conductor {
    */
   @UiThread
   @JvmStatic
+  @JvmOverloads
   fun attachRouter(
     activity: Activity,
     container: ViewGroup,

demo/src/main/java/com/bluelinelabs/conductor/demo/MainActivity.kt

@@ -25,24 +25,12 @@ class MainActivity : AppCompatActivity(), ToolbarProvider {
 
     router = Conductor.attachRouter(this, binding.controllerContainer, savedInstanceState)
       .setPopRootControllerMode(PopRootControllerMode.NEVER)
-      .setOnBackPressedDispatcherEnabled(UseOnBackPressedDispatcher)
+      .setOnBackPressedDispatcherEnabled(true)
 
     if (!router.hasRootController()) {
       router.setRoot(RouterTransaction.with(HomeController()))
     }
   }
 
-  override fun onBackPressed() {
-    // This method shouldn't be overridden at all if we're using the OnBackPressedDispatcher
-    if (UseOnBackPressedDispatcher) {
-      super.onBackPressed()
-      return
-    }
-
-    if (!router.handleBack()) {
-      super.onBackPressed()
-    }
-  }
 }
 
-private const val UseOnBackPressedDispatcher = true

gradle/libs.versions.toml

@@ -3,7 +3,7 @@ minsdk = "16"
 compilesdk = "33"
 targetsdk = "28"
 
-agp = "7.2.2" # Note: update lint version whenever this is updated
+agp = "7.4.2" # Note: update lint version whenever this is updated
 androidx-activity = "1.6.1"
 androidx-annotation = "1.1.0"
 androidx-appcompat = "1.4.2"
@@ -15,13 +15,13 @@ androidx-transition = "1.3.1"
 androidx-viewpager2 = "1.0.0"
 autodispose = "1.0.0"
 compose = "1.3.1"
-compose-compiler = "1.4.1"
-dokka = "1.4.32"
+compose-compiler = "1.4.3"
+dokka = "1.8.10"
 junit = "4.13"
 kotest = "4.6.0"
-kotlin = "1.8.0"
+kotlin = "1.8.10"
 leakCanary = "2.7"
-lint = "30.2.2" # Should always be agp + 23
+lint = "30.4.2" # Should always be agp + 23
 material = "1.2.1"
 mvnpublish = "0.23.2"
 picasso = "2.5.2"

gradle/wrapper/gradle-wrapper.properties

@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-7.4-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.5-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists