zcash-android-wallet-zcon1/zcash-android-wallet-app/app/src/main/res/layout/fragment_send.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/layout_send_fragment"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fillViewport="true"
    tools:context=".ui.fragment.SendFragment">

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

        <!--            -->
        <!-- Guidelines -->
        <!--            -->

        <androidx.constraintlayout.widget.Guideline
            android:id="@+id/guideline_content_start"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="vertical"
            app:layout_constraintGuide_percent="0.1" />

        <androidx.constraintlayout.widget.Guideline
            android:id="@+id/guideline_content_end"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="vertical"
            app:layout_constraintGuide_percent="0.9" />

        <Space
            android:id="@+id/guideline_spacer"
            android:layout_width="0dp"
            android:layout_height="0dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintDimensionRatio="H,1:1"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="@id/guideline_content_end" />

        <include
            layout="@layout/include_app_bar"
            tools:ignore="MissingConstraints" />

        <View
            android:id="@+id/background_header"
            android:layout_width="match_parent"
            android:layout_height="48dp"
            android:background="@color/zcashWhite"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/appbar"
            app:layout_constraintVertical_chainStyle="spread" />

        <TextView
            android:id="@+id/text_zec_value_available"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            tools:text="12.82129334 ZEC Available"
            app:layout_constraintBottom_toBottomOf="@id/background_header"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="@id/background_header" />

        <View
            android:id="@+id/transition_active_transaction_bg"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginTop="24dp"
            android:background="@drawable/background_rounded_corners"
            android:transitionName="@string/transition_active_transaction"
            app:layout_constraintBottom_toTopOf="@id/input_zcash_address"
            app:layout_constraintEnd_toEndOf="@id/guideline_content_end"
            app:layout_constraintHeight_default="percent"
            app:layout_constraintHeight_percent="0.2"
            app:layout_constraintStart_toStartOf="@id/guideline_content_start"
            app:layout_constraintTop_toBottomOf="@id/background_header"
            app:layout_constraintVertical_chainStyle="spread_inside" />

        <TextView
            android:id="@+id/text_amount_background"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:paddingStart="16dp"
            android:paddingLeft="16dp"
            android:paddingTop="16dp"
            android:text="@string/send_label_amount"
            android:textColor="@color/text_dark"
            app:layout_constraintStart_toStartOf="@id/transition_active_transaction_bg"
            app:layout_constraintTop_toTopOf="@id/transition_active_transaction_bg" />

        <!-- Currency swap symbol -->
        <ImageView
            android:id="@+id/image_swap_currency"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginRight="28dp"
            android:backgroundTint="@color/zcashPrimaryMedium"
            android:foregroundTint="@color/colorAccent"
            android:tint="@color/zcashGray_light"
            app:layout_constraintBottom_toBottomOf="@id/transition_active_transaction_bg"
            app:layout_constraintEnd_toEndOf="@id/transition_active_transaction_bg"
            app:layout_constraintTop_toTopOf="@id/transition_active_transaction_bg"
            app:srcCompat="@drawable/ic_import_export_black" />

        <EditText
            android:id="@+id/text_value_header"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:background="@null"
            android:inputType="numberDecimal"
            android:minWidth="12dp"
            android:text="0"
            android:textColor="@color/text_dark"
            android:textSize="@dimen/text_size_h3"
            android:textStyle="bold"
            app:layout_constraintBottom_toBottomOf="@id/transition_active_transaction_bg"
            app:layout_constraintEnd_toEndOf="@id/transition_active_transaction_bg"
            app:layout_constraintStart_toStartOf="@id/transition_active_transaction_bg"
            app:layout_constraintTop_toTopOf="@id/transition_active_transaction_bg" />

        <TextView
            android:id="@+id/text_value_subheader"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="0"
            android:textColor="@color/text_dark"
            app:layout_constraintEnd_toEndOf="@id/text_value_header"
            app:layout_constraintStart_toStartOf="@id/text_value_header"
            app:layout_constraintTop_toBottomOf="@id/text_value_header" />

        <!-- Zec symbol : header -->
        <ImageView
            android:id="@+id/image_zec_symbol_header"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="16dp"
            android:tint="@color/text_dark"
            app:layout_constraintEnd_toStartOf="@id/text_value_header"
            app:layout_constraintTop_toTopOf="@id/text_value_header"
            app:srcCompat="@drawable/ic_zec_symbol" />

        <!-- Zec symbol : subheader -->
        <ImageView
            android:id="@+id/image_zec_symbol_subheader"
            android:layout_width="8dp"
            android:layout_height="0dp"
            android:layout_marginTop="4dp"
            android:tint="@color/text_dark"
            app:layout_constraintDimensionRatio="H,1:1"
            app:layout_constraintEnd_toStartOf="@id/text_value_subheader"
            app:layout_constraintTop_toTopOf="@id/text_value_subheader"
            app:srcCompat="@drawable/ic_zec_symbol" />

        <TextView
            android:id="@+id/text_dollar_symbol_header"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="12dp"
            android:text="$"
            android:textColor="@color/text_dark"
            android:textSize="18dp"
            android:textStyle="bold"
            app:layout_constraintEnd_toStartOf="@id/image_zec_symbol_header"
            app:layout_constraintTop_toTopOf="@id/image_zec_symbol_header" />

        <TextView
            android:id="@+id/text_dollar_symbol_subheader"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginTop="2dp"
            android:layout_marginRight="2dp"
            android:text="$"
            android:textColor="@color/text_dark"
            android:textSize="8dp"
            app:layout_constraintEnd_toStartOf="@id/image_zec_symbol_subheader"
            app:layout_constraintTop_toTopOf="@id/image_zec_symbol_subheader" />

        <EditText
            android:id="@+id/input_zcash_address"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:hint="@string/send_hint_input_zcash_address"
            app:layout_constraintBottom_toTopOf="@id/text_area_memo"
            app:layout_constraintEnd_toEndOf="@id/guideline_content_end"
            app:layout_constraintHorizontal_bias="0.0"
            app:layout_constraintStart_toStartOf="@id/guideline_content_start"
            app:layout_constraintTop_toBottomOf="@id/transition_active_transaction_bg" />

        <!-- Scan QR code -->
        <ImageView
            android:id="@+id/image_scan_qr"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_marginRight="8dp"
            android:tint="@color/zcashBlack_87"
            app:layout_constraintBottom_toBottomOf="@id/input_zcash_address"
            app:layout_constraintEnd_toEndOf="@id/input_zcash_address"
            app:layout_constraintTop_toTopOf="@id/input_zcash_address"
            app:srcCompat="@drawable/ic_qrcode_24dp" />

        <TextView
            android:id="@+id/text_to_label"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/send_label_to"
            app:layout_constraintBottom_toTopOf="@id/input_zcash_address"
            app:layout_constraintStart_toStartOf="@id/input_zcash_address" />

        <EditText
            android:id="@+id/text_area_memo"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:background="@drawable/background_rounded_corners"
            android:backgroundTint="@color/zcashWhite_87"
            android:gravity="top|left"
            android:inputType="textMultiLine"
            android:maxLength="@integer/max_memo_length"
            android:padding="16dp"
            app:layout_constraintBottom_toTopOf="@id/button_send_zec"
            app:layout_constraintEnd_toEndOf="@id/guideline_content_end"
            app:layout_constraintHeight_default="percent"
            app:layout_constraintHeight_percent="0.25"
            app:layout_constraintStart_toStartOf="@id/guideline_content_start"
            app:layout_constraintTop_toBottomOf="@id/input_zcash_address" />

        <Button
            android:id="@+id/button_send_zec"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="@string/send_submit_button_text"
            app:layout_constraintBottom_toTopOf="@id/guideline_spacer"
            app:layout_constraintEnd_toEndOf="@id/text_area_memo"
            app:layout_constraintTop_toBottomOf="@id/text_area_memo" />

        <ProgressBar
            android:id="@+id/progress_send"
            android:indeterminate="true"
            android:theme="@style/Zcash.Progressbar.Indeterminate"
            android:layout_width="wrap_content"
            android:layout_height="0dp"
            android:padding="8dp"
            android:visibility="gone"
            app:layout_constraintTop_toTopOf="@+id/button_send_zec"
            app:layout_constraintBottom_toBottomOf="@+id/button_send_zec"
            app:layout_constraintEnd_toStartOf="@+id/button_send_zec"/>

        <View
            android:id="@+id/divider_memo"
            android:layout_width="0dp"
            android:layout_height="1dp"
            android:layout_marginBottom="40dp"
            android:background="@color/zcashGray_light"
            app:layout_constraintBottom_toBottomOf="@id/text_area_memo"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintWidth_default="percent"
            app:layout_constraintWidth_percent="0.7" />

        <TextView
            android:id="@+id/text_memo_char_count"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="0 / 512"
            android:textColor="@color/zcashGray_light"
            app:layout_constraintBottom_toBottomOf="@id/text_area_memo"
            app:layout_constraintEnd_toEndOf="@id/divider_memo"
            app:layout_constraintTop_toBottomOf="@id/divider_memo" />


        <!--        -->
        <!-- Groups -->
        <!--        -->

        <androidx.constraintlayout.widget.Group
            android:id="@+id/group_zec_selected"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:constraint_referenced_ids="image_zec_symbol_header,text_dollar_symbol_subheader" />

        <androidx.constraintlayout.widget.Group
            android:id="@+id/group_usd_selected"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            app:constraint_referenced_ids="image_zec_symbol_subheader,text_dollar_symbol_header" />


    </androidx.constraintlayout.widget.ConstraintLayout>
</ScrollView>