open-keychain/OpenPGP-Keychain-API-Demo/res/layout/crypto_provider_demo.xml

<?xml version="1.0" encoding="utf-8"?>
<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content" >

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:orientation="vertical" >

        <Button
            android:id="@+id/crypto_provider_demo_register"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="registerCryptoProvider"
            android:text="Register crypto provider" />

        <EditText
            android:id="@+id/crypto_provider_demo_message"
            android:layout_width="match_parent"
            android:layout_height="150dip"
            android:text="message"
            android:textAppearance="@android:style/TextAppearance.Small" />

        <EditText
            android:id="@+id/crypto_provider_demo_ciphertext"
            android:layout_width="match_parent"
            android:layout_height="150dip"
            android:text="-----BEGIN PGP MESSAGE-----
Charset: UTF-8
Version: GnuPG v1.4.12 (GNU/Linux)
Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/

hQEMAwCgOoTtKmfpAQgAlzmyQYCfkalCsAIxwtroHV9Bwz5LWY4GJNVrFBVddSFJ
VkVxx/UDqtIS+TvL8RBG3Er3xFilTV+iBSDjSGIXHkSv6Z7Od69nKcQpJLNaCpDj
/Ag7PsINLUzAvUdPto3ZMCwShe/uoD4e4Gr5BG8na/9W77tegufS2gUUlc5BAOZP
GUlSPySJP2bpI/3U/R86Z2ByzFKeJIEKWBtBvMPmIgA5VPo0+mamTedRhOIrJM/R
vUMM2HfLjAxcX9lYEw4aQGROOu1xpN9FPojQOO10imibZb+TEcxtSHwpj2vll1BP
pXvtuR0E9OGVmRI9aBXiRTB2P9SJ6UPpR13m8FaLVtJPAa2xH4wA5Yr6uZ5x7LjO
BtO8VErKgoUpO57BgU1ZsVFEcrGiobkreXabKIB+qC0qMJ6maoLlnOPi1IAvhU42
z/7HBqqhcNiHc5JMs9+wmw==
=00nh
-----END PGP MESSAGE-----"
            android:textAppearance="@android:style/TextAppearance.Small" />

        <Button
            android:id="@+id/crypto_provider_demo_encrypt"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="encryptOnClick"
            android:text="Encrypt" />

        <Button
            android:id="@+id/crypto_provider_demo_decrypt"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:onClick="decryptOnClick"
            android:text="Decrypt" />
    </LinearLayout>

</ScrollView>