car-ui-lib/res/layout/car_ui_toolbar.xml

<?xml version="1.0" encoding="utf-8"?>
<!--
  Copyright 2019, The Android Open Source Project

  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

      http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License.
-->
<com.android.car.ui.FocusArea
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="@dimen/car_ui_toolbar_first_row_height">
    <androidx.constraintlayout.widget.ConstraintLayout
        xmlns:app="http://schemas.android.com/apk/res-auto"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:id="@+id/car_ui_toolbar_background"
        android:tag="carUiToolbar"
        style="@style/Widget.CarUi.Toolbar.Container">

        <androidx.constraintlayout.widget.Guideline
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/car_ui_toolbar_start_guideline"
            app:layout_constraintGuide_begin="@dimen/car_ui_toolbar_start_inset"
            android:orientation="vertical"/>

        <androidx.constraintlayout.widget.Guideline
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/car_ui_toolbar_top_guideline"
            app:layout_constraintGuide_begin="@dimen/car_ui_toolbar_top_inset"
            android:orientation="horizontal"/>

        <androidx.constraintlayout.widget.Guideline
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/car_ui_toolbar_end_guideline"
            app:layout_constraintGuide_end="@dimen/car_ui_toolbar_end_inset"
            android:orientation="vertical"/>

        <androidx.constraintlayout.widget.Guideline
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:id="@+id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintGuide_end="@dimen/car_ui_toolbar_bottom_inset"
            android:orientation="horizontal"/>

        <!-- The horizontal bias here is so that when you set this view as GONE, it will be
             treated as if it's all the way to the left instead of centered in the margin -->
        <FrameLayout
            android:id="@+id/car_ui_toolbar_nav_icon_container"
            android:layout_width="@dimen/car_ui_toolbar_margin"
            android:layout_height="0dp"
            style="@style/Widget.CarUi.Toolbar.NavIconContainer"
            app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintStart_toEndOf="@id/car_ui_toolbar_start_guideline"
            app:layout_constraintHorizontal_bias="0.0">
            <ImageView
                android:id="@+id/car_ui_toolbar_nav_icon"
                android:layout_width="@dimen/car_ui_toolbar_nav_icon_size"
                android:layout_height="@dimen/car_ui_toolbar_nav_icon_size"
                android:layout_gravity="center"
                android:scaleType="fitXY"
                style="@style/Widget.CarUi.Toolbar.NavIcon"/>
            <ImageView
                android:id="@+id/car_ui_toolbar_logo"
                android:layout_width="@dimen/car_ui_toolbar_logo_size"
                android:layout_height="@dimen/car_ui_toolbar_logo_size"
                android:layout_gravity="center"
                android:scaleType="fitXY"/>
        </FrameLayout>

        <FrameLayout
            android:id="@+id/car_ui_toolbar_title_logo_container"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            style="@style/Widget.CarUi.Toolbar.LogoContainer"
            app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintStart_toEndOf="@id/car_ui_toolbar_nav_icon_container">

            <ImageView
                android:id="@+id/car_ui_toolbar_title_logo"
                android:layout_width="@dimen/car_ui_toolbar_logo_size"
                android:layout_height="@dimen/car_ui_toolbar_logo_size"
                android:scaleType="fitXY"
                android:layout_gravity="center"
                style="@style/Widget.CarUi.Toolbar.Logo"/>
        </FrameLayout>

        <LinearLayout android:layout_height="wrap_content"
                      android:layout_width="0dp"
                      android:id="@+id/car_ui_toolbar_title_container"
                      android:orientation="vertical"
                      android:layout_marginStart="@dimen/car_ui_toolbar_title_margin_start"
                      app:layout_goneMarginStart="@dimen/car_ui_toolbar_title_no_logo_margin_start"
                      app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
                      app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
                      app:layout_constraintStart_toEndOf="@+id/car_ui_toolbar_title_logo_container"
                      app:layout_constraintEnd_toStartOf="@+id/car_ui_toolbar_menu_items_container">
            <TextView android:id="@+id/car_ui_toolbar_title"
                      android:layout_width="wrap_content"
                      android:layout_height="wrap_content"
                      android:singleLine="true"
                      style="@style/Widget.CarUi.Toolbar.Title"/>
            <TextView android:id="@+id/car_ui_toolbar_subtitle"
                      android:layout_width="wrap_content"
                      android:layout_height="wrap_content"
                      android:visibility="gone"
                      style="@style/Widget.CarUi.Toolbar.Subtitle"/>
        </LinearLayout>

        <com.android.car.ui.toolbar.TabLayout
            android:id="@+id/car_ui_toolbar_tabs"
            android:layout_width="wrap_content"
            android:layout_height="0dp"
            app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintStart_toEndOf="@+id/car_ui_toolbar_title_logo_container"
            app:layout_constraintEnd_toStartOf="@+id/car_ui_toolbar_menu_items_container"
            app:layout_constraintHorizontal_bias="0.0"/>

        <LinearLayout
            android:id="@+id/car_ui_toolbar_menu_items_container"
            android:layout_width="wrap_content"
            android:layout_height="0dp"
            android:orientation="horizontal"
            style="@style/Widget.CarUi.Toolbar.MenuItem.Container"
            app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintEnd_toStartOf="@+id/car_ui_toolbar_end_guideline"/>

        <FrameLayout
            android:id="@+id/car_ui_toolbar_search_view_container"
            android:layout_width="0dp"
            android:layout_height="@dimen/car_ui_toolbar_search_height"
            app:layout_constraintTop_toTopOf="@id/car_ui_toolbar_top_guideline"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintStart_toEndOf="@+id/car_ui_toolbar_nav_icon_container"
            app:layout_constraintEnd_toStartOf="@+id/car_ui_toolbar_menu_items_container"/>

        <View
            android:id="@+id/car_ui_toolbar_row_separator"
            android:layout_width="match_parent"
            android:layout_height="@dimen/car_ui_toolbar_separator_height"
            style="@style/Widget.CarUi.Toolbar.SeparatorView"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_bottom_guideline"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent"/>

        <ProgressBar
            android:id="@+id/car_ui_toolbar_progress_bar"
            style="@style/Widget.CarUi.Toolbar.ProgressBar"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            app:layout_constraintBottom_toTopOf="@id/car_ui_toolbar_row_separator"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            android:indeterminate="true"
            android:visibility="gone"/>

        <View
            android:id="@+id/car_ui_toolbar_bottom_styleable"
            android:layout_width="match_parent"
            android:layout_height="@dimen/car_ui_toolbar_bottom_view_height"
            style="@style/Widget.CarUi.Toolbar.BottomView"
            app:layout_constraintBottom_toTopOf="@+id/car_ui_toolbar_progress_bar"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent"/>

    </androidx.constraintlayout.widget.ConstraintLayout>
</com.android.car.ui.FocusArea>