For #1430 - Adds a styled Snackbar

app/src/main/java/org/mozilla/fenix/components/FenixSnackbar.kt

@@ -0,0 +1,79 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+License, v. 2.0. If a copy of the MPL was not distributed with this
+file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.fenix.components
+
+import android.view.View
+import android.view.ViewGroup
+import com.google.android.material.snackbar.BaseTransientBottomBar
+import android.view.LayoutInflater
+import kotlinx.android.synthetic.main.fenix_snackbar.view.*
+import org.mozilla.fenix.R
+import org.mozilla.fenix.ext.increaseTapArea
+
+
+class FenixSnackbar private constructor(
+    parent: ViewGroup,
+    content: View,
+    contentViewCallback: FenixSnackbarCallback
+) : BaseTransientBottomBar<FenixSnackbar>(parent, content, contentViewCallback) {
+
+    init {
+        view.background = null
+        content.snackbar_btn.increaseTapArea(16)
+    }
+
+    fun setText(text: String) = this.apply {
+        view.snackbar_text.text = text
+    }
+
+    fun setAction(text: String, action: () -> Unit) = this.apply {
+        view.snackbar_btn.apply {
+            setText(text)
+            visibility = View.VISIBLE
+            setOnClickListener {
+                action.invoke()
+                dismiss()
+            }
+        }
+    }
+
+    companion object {
+        fun make(parent: ViewGroup, duration: Int): FenixSnackbar {
+            val inflater = LayoutInflater.from(parent.context)
+            val content = inflater.inflate(R.layout.fenix_snackbar, parent, false)
+
+            // create snackbar with custom view
+            val callback = FenixSnackbarCallback(content)
+            val fenixSnackbar = FenixSnackbar(parent, content, callback)
+
+            // set snackbar duration
+            fenixSnackbar.duration = duration
+            return fenixSnackbar
+        }
+    }
+}
+
+private class FenixSnackbarCallback (
+    private val content: View
+) : com.google.android.material.snackbar.ContentViewCallback  {
+
+    override fun animateContentIn(delay: Int, duration: Int) {
+        content.scaleY = 0f
+        content.animate().apply {
+            scaleY(1f)
+            setDuration(duration.toLong())
+            startDelay = delay.toLong()
+        }
+    }
+
+    override fun animateContentOut(delay: Int, duration: Int) {
+        content.scaleY = 1f
+        content.animate().apply {
+            scaleY(0f)
+            setDuration(duration.toLong())
+            startDelay = delay.toLong()
+        }
+    }
+}

app/src/main/res/drawable/fenix_snackbar_background.xml

@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="@color/fenix_snackbar_background" />
+    <corners android:radius="8dp" />
+</shape>

app/src/main/res/layout/fenix_snackbar.xml

@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!-- This Source Code Form is subject to the terms of the Mozilla Public
+   - License, v. 2.0. If a copy of the MPL was not distributed with this
+   - file, You can obtain one at http://mozilla.org/MPL/2.0/. -->
+<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:layout_height="match_parent"
+    android:layout_width="match_parent"
+    xmlns:app="http://schemas.android.com/apk/res-auto">
+    <androidx.constraintlayout.widget.ConstraintLayout
+        android:orientation="horizontal"
+        android:paddingTop="8dp"
+        android:paddingBottom="8dp"
+        android:paddingStart="16dp"
+        android:paddingEnd="16dp"
+        android:background="@drawable/fenix_snackbar_background"
+        android:layout_margin="8dp"
+        android:elevation="4dp"
+        android:minHeight="48dp"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <TextView
+            android:id="@+id/snackbar_text"
+            android:layout_width="0dp"
+            android:layout_height="wrap_content"
+            android:ellipsize="end"
+            android:maxLines="3"
+            android:textColor="@color/photonWhite"
+            android:textSize="18sp"
+            android:textStyle="bold"
+            android:typeface="sans"
+            android:letterSpacing="0.05"
+            android:lineSpacingMultiplier="1.25"
+            tools:text="This is a custom Snackbar text"
+            app:layout_constraintStart_toStartOf="parent"
+            app:layout_constraintEnd_toStartOf="@id/snackbar_btn"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent" />
+
+        <Button
+            android:id="@+id/snackbar_btn"
+            style="@style/Widget.AppCompat.Button.Borderless"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:textColor="@color/photonWhite"
+            android:textAlignment="textEnd"
+            tools:text="Action text"
+            android:padding="0dp"
+            android:minHeight="0dp"
+            android:minWidth="0dp"
+            android:textSize="14sp"
+            android:textAllCaps="true"
+            android:textStyle="bold"
+            android:typeface="sans"
+            android:letterSpacing="0.05"
+            android:lineSpacingMultiplier="1.25"
+            android:visibility="gone"
+            app:layout_constraintStart_toEndOf="@id/snackbar_text"
+            app:layout_constraintEnd_toEndOf="parent"
+            app:layout_constraintTop_toTopOf="parent"
+            app:layout_constraintBottom_toBottomOf="parent" />
+    </androidx.constraintlayout.widget.ConstraintLayout>
+</FrameLayout>

app/src/main/res/values/colors.xml

@@ -132,4 +132,6 @@
     <color name="quick_action_pull_tab">#2915141A</color>
     <color name="quick_action_background_normal_theme">@color/toolbar_normal_theme</color>
     <color name="quick_action_background_private_theme">@color/toolbar_dark_mode</color>
+
+    <color name="fenix_snackbar_background">#232749</color>
 </resources>