diff options
Diffstat (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java')
| -rw-r--r-- | OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java | 387 |
1 files changed, 387 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java new file mode 100644 index 000000000..265bb2139 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PreferencesActivity.java @@ -0,0 +1,387 @@ +/* + * Copyright (C) 2010 Thialfihar <thi@thialfihar.org> + * + * 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. + */ + +package org.sufficientlysecure.keychain.ui; + +import android.annotation.SuppressLint; +import android.content.Intent; +import android.os.Build; +import android.os.Bundle; +import android.preference.CheckBoxPreference; +import android.preference.Preference; +import android.preference.PreferenceActivity; +import android.preference.PreferenceFragment; +import android.preference.PreferenceScreen; + +import org.spongycastle.bcpg.HashAlgorithmTags; +import org.spongycastle.openpgp.PGPEncryptedData; + +import org.sufficientlysecure.keychain.Constants; +import org.sufficientlysecure.keychain.Id; +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.helper.Preferences; +import org.sufficientlysecure.keychain.ui.widget.IntegerListPreference; + +import java.util.List; + +@SuppressLint("NewApi") +public class PreferencesActivity extends PreferenceActivity { + + public static final String ACTION_PREFS_GEN = "org.sufficientlysecure.keychain.ui.PREFS_GEN"; + public static final String ACTION_PREFS_ADV = "org.sufficientlysecure.keychain.ui.PREFS_ADV"; + + private PreferenceScreen mKeyServerPreference = null; + private static Preferences sPreferences; + + @Override + protected void onCreate(Bundle savedInstanceState) { + sPreferences = Preferences.getPreferences(this); + super.onCreate(savedInstanceState); + +// final ActionBar actionBar = getSupportActionBar(); +// actionBar.setDisplayShowTitleEnabled(true); +// actionBar.setDisplayHomeAsUpEnabled(false); +// actionBar.setHomeButtonEnabled(false); + + String action = getIntent().getAction(); + + if (action != null && action.equals(ACTION_PREFS_GEN)) { + addPreferencesFromResource(R.xml.gen_preferences); + + initializePassPassphraceCacheTtl( + (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL)); + + mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS); + String servers[] = sPreferences.getKeyServers(); + mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_key_servers, + servers.length, servers.length)); + mKeyServerPreference + .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { + public boolean onPreferenceClick(Preference preference) { + Intent intent = new Intent(PreferencesActivity.this, + PreferencesKeyServerActivity.class); + intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS, + sPreferences.getKeyServers()); + startActivityForResult(intent, Id.request.key_server_preference); + return false; + } + }); + + } else if (action != null && action.equals(ACTION_PREFS_ADV)) { + addPreferencesFromResource(R.xml.adv_preferences); + + initializeEncryptionAlgorithm( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM)); + + int[] valueIds = new int[]{Id.choice.compression.none, Id.choice.compression.zip, + Id.choice.compression.zlib, Id.choice.compression.bzip2, }; + String[] entries = new String[]{ + getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")", + "ZIP (" + getString(R.string.compression_fast) + ")", + "ZLIB (" + getString(R.string.compression_fast) + ")", + "BZIP2 (" + getString(R.string.compression_very_slow) + ")", }; + String[] values = new String[valueIds.length]; + for (int i = 0; i < values.length; ++i) { + values[i] = "" + valueIds[i]; + } + + initializeHashAlgorithm( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_HASH_ALGORITHM), + valueIds, entries, values); + + initializeMessageCompression( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_MESSAGE_COMPRESSION), + valueIds, entries, values); + + initializeFileCompression( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_FILE_COMPRESSION), + entries, values); + + initializeAsciiArmor( + (CheckBoxPreference) findPreference(Constants.Pref.DEFAULT_ASCII_ARMOR)); + + initializeForceV3Signatures( + (CheckBoxPreference) findPreference(Constants.Pref.FORCE_V3_SIGNATURES)); + + } else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) { + // Load the legacy preferences headers + addPreferencesFromResource(R.xml.preference_headers_legacy); + } + } + + @Override + protected void onActivityResult(int requestCode, int resultCode, Intent data) { + switch (requestCode) { + case Id.request.key_server_preference: { + if (resultCode == RESULT_CANCELED || data == null) { + return; + } + String servers[] = data + .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS); + sPreferences.setKeyServers(servers); + mKeyServerPreference.setSummary(getResources().getQuantityString( + R.plurals.n_key_servers, servers.length, servers.length)); + break; + } + + default: { + super.onActivityResult(requestCode, resultCode, data); + break; + } + } + } + + /* Called only on Honeycomb and later */ + @Override + public void onBuildHeaders(List<Header> target) { + super.onBuildHeaders(target); + loadHeadersFromResource(R.xml.preference_headers, target); + } + + /** + * This fragment shows the general preferences in android 3.0+ + */ + public static class GeneralPrefsFragment extends PreferenceFragment { + + private PreferenceScreen mKeyServerPreference = null; + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + // Load the preferences from an XML resource + addPreferencesFromResource(R.xml.gen_preferences); + + initializePassPassphraceCacheTtl( + (IntegerListPreference) findPreference(Constants.Pref.PASSPHRASE_CACHE_TTL)); + + mKeyServerPreference = (PreferenceScreen) findPreference(Constants.Pref.KEY_SERVERS); + String servers[] = sPreferences.getKeyServers(); + mKeyServerPreference.setSummary(getResources().getQuantityString(R.plurals.n_key_servers, + servers.length, servers.length)); + mKeyServerPreference + .setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() { + public boolean onPreferenceClick(Preference preference) { + Intent intent = new Intent(getActivity(), + PreferencesKeyServerActivity.class); + intent.putExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS, + sPreferences.getKeyServers()); + startActivityForResult(intent, Id.request.key_server_preference); + return false; + } + }); + } + + @Override + public void onActivityResult(int requestCode, int resultCode, Intent data) { + switch (requestCode) { + case Id.request.key_server_preference: { + if (resultCode == RESULT_CANCELED || data == null) { + return; + } + String servers[] = data + .getStringArrayExtra(PreferencesKeyServerActivity.EXTRA_KEY_SERVERS); + sPreferences.setKeyServers(servers); + mKeyServerPreference.setSummary(getResources().getQuantityString( + R.plurals.n_key_servers, servers.length, servers.length)); + break; + } + + default: { + super.onActivityResult(requestCode, resultCode, data); + break; + } + } + } + } + + /** + * This fragment shows the advanced preferences in android 3.0+ + */ + public static class AdvancedPrefsFragment extends PreferenceFragment { + + @Override + public void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + + // Load the preferences from an XML resource + addPreferencesFromResource(R.xml.adv_preferences); + + initializeEncryptionAlgorithm( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_ENCRYPTION_ALGORITHM)); + + int[] valueIds = new int[]{Id.choice.compression.none, Id.choice.compression.zip, + Id.choice.compression.zlib, Id.choice.compression.bzip2, }; + String[] entries = new String[]{ + getString(R.string.choice_none) + " (" + getString(R.string.compression_fast) + ")", + "ZIP (" + getString(R.string.compression_fast) + ")", + "ZLIB (" + getString(R.string.compression_fast) + ")", + "BZIP2 (" + getString(R.string.compression_very_slow) + ")", }; + String[] values = new String[valueIds.length]; + for (int i = 0; i < values.length; ++i) { + values[i] = "" + valueIds[i]; + } + + initializeHashAlgorithm( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_HASH_ALGORITHM), + valueIds, entries, values); + + initializeMessageCompression( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_MESSAGE_COMPRESSION), + valueIds, entries, values); + + initializeFileCompression( + (IntegerListPreference) findPreference(Constants.Pref.DEFAULT_FILE_COMPRESSION), + entries, values); + + initializeAsciiArmor( + (CheckBoxPreference) findPreference(Constants.Pref.DEFAULT_ASCII_ARMOR)); + + initializeForceV3Signatures( + (CheckBoxPreference) findPreference(Constants.Pref.FORCE_V3_SIGNATURES)); + } + } + + protected boolean isValidFragment(String fragmentName) { + return AdvancedPrefsFragment.class.getName().equals(fragmentName) + || GeneralPrefsFragment.class.getName().equals(fragmentName) + || super.isValidFragment(fragmentName); + } + + private static void initializePassPassphraceCacheTtl(final IntegerListPreference mPassphraseCacheTtl) { + mPassphraseCacheTtl.setValue("" + sPreferences.getPassphraseCacheTtl()); + mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry()); + mPassphraseCacheTtl + .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mPassphraseCacheTtl.setValue(newValue.toString()); + mPassphraseCacheTtl.setSummary(mPassphraseCacheTtl.getEntry()); + sPreferences.setPassphraseCacheTtl(Integer.parseInt(newValue.toString())); + return false; + } + }); + } + + private static void initializeEncryptionAlgorithm(final IntegerListPreference mEncryptionAlgorithm) { + int valueIds[] = {PGPEncryptedData.AES_128, PGPEncryptedData.AES_192, + PGPEncryptedData.AES_256, PGPEncryptedData.BLOWFISH, PGPEncryptedData.TWOFISH, + PGPEncryptedData.CAST5, PGPEncryptedData.DES, PGPEncryptedData.TRIPLE_DES, + PGPEncryptedData.IDEA, }; + String entries[] = {"AES-128", "AES-192", "AES-256", "Blowfish", "Twofish", "CAST5", + "DES", "Triple DES", "IDEA", }; + String values[] = new String[valueIds.length]; + for (int i = 0; i < values.length; ++i) { + values[i] = "" + valueIds[i]; + } + mEncryptionAlgorithm.setEntries(entries); + mEncryptionAlgorithm.setEntryValues(values); + mEncryptionAlgorithm.setValue("" + sPreferences.getDefaultEncryptionAlgorithm()); + mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry()); + mEncryptionAlgorithm + .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mEncryptionAlgorithm.setValue(newValue.toString()); + mEncryptionAlgorithm.setSummary(mEncryptionAlgorithm.getEntry()); + sPreferences.setDefaultEncryptionAlgorithm(Integer.parseInt(newValue + .toString())); + return false; + } + }); + } + + private static void initializeHashAlgorithm + (final IntegerListPreference mHashAlgorithm, int[] valueIds, String[] entries, String[] values) { + valueIds = new int[]{HashAlgorithmTags.MD5, HashAlgorithmTags.RIPEMD160, + HashAlgorithmTags.SHA1, HashAlgorithmTags.SHA224, HashAlgorithmTags.SHA256, + HashAlgorithmTags.SHA384, HashAlgorithmTags.SHA512, }; + entries = new String[]{"MD5", "RIPEMD-160", "SHA-1", "SHA-224", "SHA-256", "SHA-384", + "SHA-512", }; + values = new String[valueIds.length]; + for (int i = 0; i < values.length; ++i) { + values[i] = "" + valueIds[i]; + } + mHashAlgorithm.setEntries(entries); + mHashAlgorithm.setEntryValues(values); + mHashAlgorithm.setValue("" + sPreferences.getDefaultHashAlgorithm()); + mHashAlgorithm.setSummary(mHashAlgorithm.getEntry()); + mHashAlgorithm.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mHashAlgorithm.setValue(newValue.toString()); + mHashAlgorithm.setSummary(mHashAlgorithm.getEntry()); + sPreferences.setDefaultHashAlgorithm(Integer.parseInt(newValue.toString())); + return false; + } + }); + } + + private static void initializeMessageCompression( + final IntegerListPreference mMessageCompression, + int[] valueIds, String[] entries, String[] values) { + mMessageCompression.setEntries(entries); + mMessageCompression.setEntryValues(values); + mMessageCompression.setValue("" + sPreferences.getDefaultMessageCompression()); + mMessageCompression.setSummary(mMessageCompression.getEntry()); + mMessageCompression + .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mMessageCompression.setValue(newValue.toString()); + mMessageCompression.setSummary(mMessageCompression.getEntry()); + sPreferences.setDefaultMessageCompression(Integer.parseInt(newValue + .toString())); + return false; + } + }); + } + + private static void initializeFileCompression + (final IntegerListPreference mFileCompression, String[] entries, String[] values) { + mFileCompression.setEntries(entries); + mFileCompression.setEntryValues(values); + mFileCompression.setValue("" + sPreferences.getDefaultFileCompression()); + mFileCompression.setSummary(mFileCompression.getEntry()); + mFileCompression.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mFileCompression.setValue(newValue.toString()); + mFileCompression.setSummary(mFileCompression.getEntry()); + sPreferences.setDefaultFileCompression(Integer.parseInt(newValue.toString())); + return false; + } + }); + } + + private static void initializeAsciiArmor(final CheckBoxPreference mAsciiArmor) { + mAsciiArmor.setChecked(sPreferences.getDefaultAsciiArmor()); + mAsciiArmor.setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mAsciiArmor.setChecked((Boolean) newValue); + sPreferences.setDefaultAsciiArmor((Boolean) newValue); + return false; + } + }); + } + + private static void initializeForceV3Signatures(final CheckBoxPreference mForceV3Signatures) { + mForceV3Signatures.setChecked(sPreferences.getForceV3Signatures()); + mForceV3Signatures + .setOnPreferenceChangeListener(new Preference.OnPreferenceChangeListener() { + public boolean onPreferenceChange(Preference preference, Object newValue) { + mForceV3Signatures.setChecked((Boolean) newValue); + sPreferences.setForceV3Signatures((Boolean) newValue); + return false; + } + }); + } +} |