linphone-android/app/src/main/res/layout/help_fragment.xml

<?xml version="1.0" encoding="utf-8"?>
<layout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <data>
        <import type="android.view.View" />
        <variable
            name="backClickListener"
            type="View.OnClickListener" />
        <variable
            name="licensesClickListener"
            type="View.OnClickListener" />
        <variable
            name="privacyPolicyClickListener"
            type="View.OnClickListener" />
        <variable
            name="translateClickListener"
            type="View.OnClickListener" />
        <variable
            name="debugClickListener"
            type="View.OnClickListener" />
        <variable
            name="viewModel"
            type="org.linphone.ui.main.help.viewmodel.HelpViewModel" />
    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:background="@color/white">

        <ImageView
            android:id="@+id/back"
            android:onClick="@{backClickListener}"
            android:layout_width="wrap_content"
            android:layout_height="35dp"
            android:layout_marginStart="10dp"
            android:adjustViewBounds="true"
            android:padding="5dp"
            android:src="@drawable/caret_left"
            android:drawableTint="@color/primary_color"
            app:layout_constraintBottom_toBottomOf="@id/title"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="@id/title" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_800"
            android:id="@+id/title"
            android:layout_width="0dp"
            android:layout_height="@dimen/top_bar_height"
            android:layout_marginStart="10dp"
            android:layout_marginEnd="10dp"
            android:gravity="center_vertical"
            android:text="@string/help_title"
            android:textColor="@color/primary_color"
            android:textSize="16sp"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toEndOf="@id/back"
            app:layout_constraintTop_toTopOf="parent"/>

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_800"
            android:id="@+id/about_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="32dp"
            android:text="@string/help_about_title"
            android:textSize="16sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/title"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent" />

        <ImageView
            android:onClick="@{privacyPolicyClickListener}"
            android:id="@+id/privacy_policy_icon"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_marginStart="16dp"
            android:src="@drawable/file_text"
            app:tint="@color/primary_color"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@id/privacy_policy_title"
            app:layout_constraintTop_toTopOf="@id/privacy_policy_title"
            app:layout_constraintBottom_toBottomOf="@id/privacy_policy_subtitle" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_700"
            android:onClick="@{privacyPolicyClickListener}"
            android:id="@+id/privacy_policy_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="24dp"
            android:text="@string/help_about_privacy_policy_title"
            android:textSize="13sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/about_title"
            app:layout_constraintStart_toEndOf="@id/privacy_policy_icon"
            app:layout_constraintEnd_toEndOf="parent"/>

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style"
            android:onClick="@{privacyPolicyClickListener}"
            android:id="@+id/privacy_policy_subtitle"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:text="@string/help_about_privacy_policy_subtitle"
            android:textSize="14sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/privacy_policy_title"
            app:layout_constraintStart_toEndOf="@id/privacy_policy_icon"
            app:layout_constraintEnd_toEndOf="parent" />

        <ImageView
            android:id="@+id/version_icon"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_marginStart="16dp"
            android:src="@drawable/info"
            app:tint="@color/primary_color"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@id/version_title"
            app:layout_constraintTop_toTopOf="@id/version_title"
            app:layout_constraintBottom_toBottomOf="@id/version_subtitle" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_700"
            android:id="@+id/version_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="24dp"
            android:text="@string/help_about_version_title"
            android:textSize="13sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/privacy_policy_subtitle"
            app:layout_constraintStart_toEndOf="@id/version_icon"
            app:layout_constraintEnd_toStartOf="@id/check_for_update"/>

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style"
            android:id="@+id/version_subtitle"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:text="@{viewModel.version, default=`6.0.0`}"
            android:textSize="14sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/version_title"
            app:layout_constraintStart_toEndOf="@id/version_icon"
            app:layout_constraintEnd_toStartOf="@id/check_for_update" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_600"
            android:onClick="@{() -> viewModel.checkForUpdate()}"
            android:id="@+id/check_for_update"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginEnd="17dp"
            android:background="@drawable/tertiary_button_background"
            android:paddingStart="12dp"
            android:paddingEnd="12dp"
            android:paddingTop="6dp"
            android:paddingBottom="6dp"
            android:gravity="center"
            android:text="@string/help_about_check_for_update"
            android:textColor="@color/tertiary_button_label_color"
            android:textSize="13sp"
            android:maxLines="1"
            android:ellipsize="end"
            app:layout_constraintStart_toEndOf="@id/version_title"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintTop_toTopOf="@id/version_title"
            app:layout_constraintBottom_toBottomOf="@id/version_subtitle"/>

        <ImageView
            android:onClick="@{licensesClickListener}"
            android:id="@+id/open_source_licenses_icon"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_marginStart="16dp"
            android:src="@drawable/file_text"
            app:tint="@color/primary_color"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@id/open_source_licenses_title"
            app:layout_constraintTop_toTopOf="@id/open_source_licenses_title"
            app:layout_constraintBottom_toBottomOf="@id/open_source_licenses_subtitle" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_700"
            android:onClick="@{licensesClickListener}"
            android:id="@+id/open_source_licenses_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="24dp"
            android:text="@string/help_about_open_source_licenses_title"
            android:textSize="13sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/version_subtitle"
            app:layout_constraintStart_toEndOf="@id/open_source_licenses_icon"
            app:layout_constraintEnd_toEndOf="parent"/>

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style"
            android:onClick="@{licensesClickListener}"
            android:id="@+id/open_source_licenses_subtitle"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:text="@string/help_about_open_source_licenses_subtitle"
            android:textSize="14sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/open_source_licenses_title"
            app:layout_constraintStart_toEndOf="@id/open_source_licenses_icon"
            app:layout_constraintEnd_toEndOf="parent" />

        <ImageView
            android:onClick="@{translateClickListener}"
            android:id="@+id/translate_icon"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_marginStart="16dp"
            android:src="@drawable/globe_hemisphere_west"
            app:tint="@color/primary_color"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@id/translate_title"
            app:layout_constraintTop_toTopOf="@id/translate_title"
            app:layout_constraintBottom_toBottomOf="@id/translate_title" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_700"
            android:onClick="@{translateClickListener}"
            android:id="@+id/translate_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="24dp"
            android:text="@string/help_about_contribute_translations_title"
            android:textSize="13sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/open_source_licenses_subtitle"
            app:layout_constraintStart_toEndOf="@id/translate_icon"
            app:layout_constraintEnd_toEndOf="parent"/>

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_800"
            android:id="@+id/advanced_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="32dp"
            android:text="@string/help_about_advanced_title"
            android:textSize="16sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/translate_icon"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toEndOf="parent" />

        <ImageView
            android:id="@+id/debug_icon"
            android:layout_width="32dp"
            android:layout_height="32dp"
            android:layout_marginStart="16dp"
            android:src="@drawable/wrench"
            app:tint="@color/primary_color"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintEnd_toStartOf="@id/debug_title"
            app:layout_constraintTop_toTopOf="@id/debug_title"
            app:layout_constraintBottom_toBottomOf="@id/debug_title" />

        <androidx.appcompat.widget.AppCompatTextView
            style="@style/default_text_style_700"
            android:onClick="@{debugClickListener}"
            android:id="@+id/debug_title"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_marginStart="16dp"
            android:layout_marginEnd="16dp"
            android:layout_marginTop="24dp"
            android:text="@string/help_debug_title"
            android:textSize="13sp"
            android:textColor="@color/gray_9"
            app:layout_constraintTop_toBottomOf="@id/advanced_title"
            app:layout_constraintStart_toEndOf="@id/debug_icon"
            app:layout_constraintEnd_toEndOf="parent"/>

    </androidx.constraintlayout.widget.ConstraintLayout>

</layout>