#763 snackbar above navbar

README.md

@@ -44,7 +44,7 @@ allprojects {
 project build.gradle
 ```groovy
 dependencies {
-    commonMainApi("dev.icerock.moko:errors:0.5.0")
+    commonMainApi("dev.icerock.moko:errors:0.5.1")
 }
 ```
 

errors-build-logic/build.gradle.kts

@@ -11,7 +11,7 @@ repositories {
 
 dependencies {
     api("dev.icerock:mobile-multiplatform:0.12.0")
-    api("org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.20")
+    api("org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.31")
     api("com.android.tools.build:gradle:4.2.1")
     api("io.gitlab.arturbosch.detekt:detekt-gradle-plugin:1.15.0")
 }

errors/src/androidMain/kotlin/dev/icerock/moko/errors/presenters/SnackBarErrorPresenter.kt

@@ -5,7 +5,9 @@
 package dev.icerock.moko.errors.presenters
 
 import android.view.View
+import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.FragmentActivity
+import androidx.fragment.app.FragmentManager
 import com.google.android.material.snackbar.Snackbar
 import dev.icerock.moko.resources.desc.StringDesc
 
@@ -14,14 +16,30 @@ actual class SnackBarErrorPresenter actual constructor(
 ) : ErrorPresenter<StringDesc> {
 
     override fun show(throwable: Throwable, activity: FragmentActivity, data: StringDesc) {
-        val rootView = activity.findViewById<View>(android.R.id.content)?.rootView
-            ?: activity.window?.decorView?.findViewById<View>(android.R.id.content)
-        if (rootView != null) {
-            Snackbar.make(
-                rootView,
-                data.toString(activity),
-                duration.toAndroidCode()
-            ).show()
-        }
+        val decorView: View = if (activity.hasWindowFocus()) {
+            activity.window?.decorView
+        } else {
+            val dialogFragment = activity.supportFragmentManager.findActiveDialogFragment()
+            dialogFragment?.dialog?.window?.decorView
+        } ?: return
+        val contentView: View = decorView.findViewById(android.R.id.content) ?: return
+        val snackbar = Snackbar.make(
+            contentView,
+            data.toString(activity),
+            duration.toAndroidCode()
+        )
+        snackbar.show()
+    }
+
+    private fun FragmentManager.findActiveDialogFragment(): DialogFragment? {
+        val dialogFragment: DialogFragment? = fragments.filterIsInstance<DialogFragment>()
+            .filter { it.showsDialog }
+            .filter { it.isResumed }
+            .filter { it.dialog?.window?.decorView?.hasWindowFocus() == true }
+            .firstOrNull()
+
+        if (dialogFragment != null) return dialogFragment
+
+        return fragments.firstNotNullOfOrNull { it.childFragmentManager.findActiveDialogFragment() }
     }
 }

errors/src/commonMain/kotlin/dev/icerock/moko/errors/mappers/ExceptionMappersStorage.kt

@@ -165,13 +165,13 @@ object ExceptionMappersStorage {
      * class [T].
      */
     inline fun <E : Throwable, reified T : Any> throwableMapper(): (e: E) -> T {
-        return throwableMapper(T::class)
+        return ExceptionMappersStorage.throwableMapper(T::class)
     }
+}
 
-    /**
-     * Factory method that allows getting exception description
-     */
-    inline fun <reified E : Throwable, reified T : Any> E.mapThrowable(): T {
-        return ExceptionMappersStorage.throwableMapper<E, T>(T::class)(this)
-    }
+/**
+ * Factory method that allows getting exception description
+ */
+inline fun <reified E : Throwable, reified T : Any> E.mapThrowable(): T {
+    return ExceptionMappersStorage.throwableMapper<E, T>(T::class)(this)
 }

gradle/libs.versions.toml

@@ -1,13 +1,13 @@
 [versions]
 kotlinVersion = "1.5.20"
 androidAppCompatVersion = "1.2.0"
-materialDesignVersion = "1.0.0"
+materialDesignVersion = "1.4.0"
 androidLifecycleVersion = "2.1.0"
 androidCoreTestingVersion = "2.1.0"
 coroutinesVersion = "1.5.0-native-mt"
 mokoMvvmVersion = "0.11.0"
 mokoResourcesVersion = "0.16.0"
-mokoErrorsVersion = "0.5.0"
+mokoErrorsVersion = "0.5.1"
 
 [libraries]
 appCompat = { module = "androidx.appcompat:appcompat", version.ref = "androidAppCompatVersion" }

sample/android-app/src/main/java/com/icerockdev/MainActivity.kt

@@ -5,7 +5,12 @@
 package com.icerockdev
 
 import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Button
 import androidx.lifecycle.ViewModelProvider
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment
 import com.icerockdev.databinding.ActivityMainBinding
 import com.icerockdev.library.SimpleViewModel
 import com.icerockdev.library.createSimpleViewModel
@@ -37,5 +42,31 @@ class MainActivity : MvvmActivity<ActivityMainBinding, SimpleViewModel>() {
         binding.alertButton.setOnClickListener {
             viewModel.onAlertButtonClick()
         }
+        binding.bottomSheetButton.setOnClickListener {
+            showBottomSheet()
+        }
+    }
+
+    private fun showBottomSheet() {
+        BottomSheet().show(supportFragmentManager, "TAG")
+    }
+
+    class BottomSheet : BottomSheetDialogFragment() {
+        override fun onCreateView(
+            inflater: LayoutInflater,
+            container: ViewGroup?,
+            savedInstanceState: Bundle?
+        ): View? {
+            return inflater.inflate(R.layout.fragment_bottom_sheet, container)
+        }
+
+        override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+            super.onViewCreated(view, savedInstanceState)
+
+            view.findViewById<Button>(R.id.show_alert).setOnClickListener {
+                val viewModel: SimpleViewModel = (activity as MainActivity).viewModel
+                viewModel.onAlertButtonClick()
+            }
+        }
     }
 }

sample/android-app/src/main/res/layout/activity_main.xml

@@ -9,7 +9,7 @@
             type="com.icerockdev.library.SimpleViewModel" />
     </data>
 
-    <FrameLayout
+    <LinearLayout
         android:layout_width="match_parent"
         android:layout_height="match_parent"
         android:orientation="vertical"
@@ -21,5 +21,12 @@
             android:layout_height="wrap_content"
             android:layout_margin="16dp"
             android:text="Run alert error handler" />
-    </FrameLayout>
+
+        <Button
+            android:id="@+id/bottom_sheet_button"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_margin="16dp"
+            android:text="Bottom sheet" />
+    </LinearLayout>
 </layout>

sample/android-app/src/main/res/layout/fragment_bottom_sheet.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="wrap_content"
+    android:orientation="vertical"
+    android:padding="16dp">
+
+    <Button
+        android:id="@+id/show_alert"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="show error" />
+</LinearLayout>

sample/mpp-library/src/commonMain/kotlin/com/icerockdev/library/SimpleViewModel.kt

@@ -4,25 +4,23 @@
 
 package com.icerockdev.library
 
-import dev.icerock.moko.errors.MR
 import dev.icerock.moko.errors.handler.ExceptionHandler
 import dev.icerock.moko.errors.mappers.ExceptionMappersStorage
-import dev.icerock.moko.errors.presenters.AlertErrorPresenter
 import dev.icerock.moko.errors.presenters.SelectorErrorPresenter
+import dev.icerock.moko.errors.presenters.SnackBarDuration
+import dev.icerock.moko.errors.presenters.SnackBarErrorPresenter
 import dev.icerock.moko.errors.presenters.ToastDuration
 import dev.icerock.moko.errors.presenters.ToastErrorPresenter
 import dev.icerock.moko.mvvm.livedata.LiveData
 import dev.icerock.moko.mvvm.livedata.MutableLiveData
 import dev.icerock.moko.mvvm.livedata.readOnly
 import dev.icerock.moko.mvvm.viewmodel.ViewModel
-import dev.icerock.moko.resources.desc.desc
 import kotlinx.coroutines.launch
 import kotlin.random.Random
 
 fun createSimpleViewModel(): SimpleViewModel {
-    val alertErrorPresenter = AlertErrorPresenter(
-        alertTitle = MR.strings.moko_errors_presenters_alertDialogTitle.desc(),
-        positiveButtonText = MR.strings.moko_errors_presenters_alertPositiveButton.desc()
+    val snackBarErrorPresenter = SnackBarErrorPresenter(
+        duration = SnackBarDuration.SHORT
     )
     val toastErrorPresenter = ToastErrorPresenter(
         duration = ToastDuration.LONG
@@ -31,7 +29,7 @@ fun createSimpleViewModel(): SimpleViewModel {
         exceptionHandler = ExceptionHandler(
             errorPresenter = SelectorErrorPresenter { throwable ->
                 when (throwable) {
-                    is CustomException -> alertErrorPresenter
+                    is CustomException -> snackBarErrorPresenter
                     else -> toastErrorPresenter
                 }
             },