open-keychain/OpenKeychain/src/main/res/layout/multi_certify_key_fragment.xml

<?xml version="1.0" encoding="UTF-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <ScrollView
        android:id="@+id/certify_scroll_view"
        android:layout_width="wrap_content"
        android:layout_height="match_parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:paddingLeft="16dp"
            android:paddingRight="16dp"
            android:orientation="vertical">

            <TextView
                style="@style/SectionHeader"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginBottom="4dp"
                android:layout_marginTop="14dp"
                android:text="@string/section_certification_key" />

            <org.sufficientlysecure.keychain.ui.widget.CertifyKeySpinner
                android:id="@+id/certify_key_spinner"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" />

            <TextView
                style="@style/SectionHeader"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginTop="14dp"
                android:text="@string/section_uids_to_certify" />

            <org.sufficientlysecure.keychain.ui.widget.FixedListView
                android:id="@+id/view_key_user_ids"
                android:layout_width="match_parent"
                android:layout_height="wrap_content" />

            <TextView
                style="@style/SectionHeader"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginBottom="4dp"
                android:layout_marginTop="14dp"
                android:text="@string/section_upload_key" />

            <CheckBox
                android:id="@+id/sign_key_upload_checkbox"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="4dp"
                android:layout_marginTop="4dp"
                android:checked="false"
                android:text="@string/label_send_key" />

            <TextView
                style="@style/SectionHeader"
                android:layout_width="wrap_content"
                android:layout_height="0dp"
                android:layout_marginTop="14dp"
                android:text="@string/section_actions"
                android:layout_weight="1" />

            <LinearLayout
                android:id="@+id/certify_key_certify_button"
                android:layout_width="match_parent"
                android:layout_height="?android:attr/listPreferredItemHeight"
                android:clickable="true"
                android:paddingRight="4dp"
                android:layout_marginBottom="8dp"
                style="@style/SelectableItem"
                android:orientation="horizontal">

                <TextView
                    android:paddingLeft="8dp"
                    android:textAppearance="?android:attr/textAppearanceMedium"
                    android:layout_width="0dip"
                    android:layout_height="match_parent"
                    android:text="@string/key_view_action_certify"
                    android:layout_weight="1"
                    android:gravity="center_vertical" />

                <ImageView
                    android:id="@+id/certify_key_action_certify_image"
                    android:layout_width="wrap_content"
                    android:layout_height="match_parent"
                    android:padding="8dp"
                    android:src="@drawable/status_signature_verified_cutout"
                    android:layout_gravity="center_vertical" />

            </LinearLayout>

        </LinearLayout>

    </ScrollView>

</LinearLayout>