Moved config and identities Activities into subpackage
This commit is contained in:
str4d
419
src/i2p/bote/config/SettingsActivity.java
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419
src/i2p/bote/config/SettingsActivity.java
Normal file
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package i2p.bote.config;
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import i2p.bote.Configuration;
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import i2p.bote.I2PBote;
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import i2p.bote.R;
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import i2p.bote.email.EmailIdentity;
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import i2p.bote.fileencryption.PasswordException;
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import java.io.IOException;
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import java.security.GeneralSecurityException;
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import java.util.Collection;
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import java.util.Iterator;
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import java.util.List;
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import java.util.Map;
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import android.annotation.TargetApi;
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import android.content.Context;
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import android.content.Intent;
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import android.content.SharedPreferences;
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import android.os.AsyncTask;
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import android.os.Build;
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import android.os.Bundle;
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import android.preference.PreferenceActivity;
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import android.preference.PreferenceFragment;
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import android.preference.PreferenceManager;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ArrayAdapter;
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import android.widget.ListAdapter;
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import android.widget.TextView;
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public class SettingsActivity extends PreferenceActivity {
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// Actions for legacy settings
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private static final String ACTION_PREFS_GENERAL = "i2p.bote.PREFS_GENERAL";
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// Preference Header vars
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private Header[] mIdentityListHeaders;
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private List<Header> mGeneratedHeaders;
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private String mRequestedIdentityKey;
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private String mDeletingIdentityKey;
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// Async tasks
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private LoadIdentityListTask mLoadIdentityListTask;
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//
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// Android lifecycle
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//
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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String action = getIntent().getAction();
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if (action != null) {
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loadLegacySettings(action);
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} else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
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// Load the legacy preferences headers
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buildLegacyHeaders();
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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updateIdentities();
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}
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@Override
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protected void onPause() {
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Configuration config = I2PBote.getInstance().getConfiguration();
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SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
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Map<String, ?> all = prefs.getAll();
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Iterator<String> iterator = all.keySet().iterator();
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while (iterator.hasNext()) {
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String x = iterator.next();
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if (x.startsWith("i2pbote.")) // Skip over Android-specific settings
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continue;
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else if ("autoMailCheckEnabled".equals(x))
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config.setAutoMailCheckEnabled(prefs.getBoolean(x, true));
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else if ("mailCheckInterval".equals(x))
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config.setMailCheckInterval(prefs.getInt(x, 30));
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else if ("deliveryCheckEnabled".equals(x))
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config.setDeliveryCheckEnabled(prefs.getBoolean(x, true));
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else if ("hideLocale".equals(x))
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config.setHideLocale(prefs.getBoolean(x, true));
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else if ("includeSentTime".equals(x))
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config.setIncludeSentTime(prefs.getBoolean(x, true));
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else if ("numSendHops".equals(x))
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config.setNumStoreHops(Integer.parseInt(prefs.getString(x, "0")));
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else if ("relayMinDelay".equals(x))
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config.setRelayMinDelay(prefs.getInt(x, 5));
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else if ("relayMaxDelay".equals(x))
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config.setRelayMaxDelay(prefs.getInt(x, 40));
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}
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config.save();
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// Store the settings in Android
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super.onPause();
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}
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//
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// Building Headers
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//
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@SuppressWarnings("deprecation")
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private void buildLegacyHeaders() {
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// Always add general preferences as first header
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addPreferencesFromResource(R.xml.settings_headers_legacy);
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// Then add zero or more identity headers as necessary
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// TODO: implement
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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@Override
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public void onBuildHeaders(List<Header> target) {
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// The resource com.android.internal.R.bool.preferences_prefer_dual_pane
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// has different definitions based upon screen size. At present, it will
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// be true for -sw720dp devices, false otherwise. For your curiosity, in
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// Nexus 7 it is false.
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// Always add general preferences as first header
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target.clear();
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loadHeadersFromResource(R.xml.settings_headers, target);
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// Then add zero or more identity headers as necessary
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if (mIdentityListHeaders != null) {
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final int headerCount = mIdentityListHeaders.length;
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for (int index = 0; index < headerCount; index++) {
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Header header = mIdentityListHeaders[index];
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if (header != null && header.id != HEADER_ID_UNDEFINED) {
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String key = header.extras.getString(
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EditIdentityFragment.IDENTITY_KEY);
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if (key != mDeletingIdentityKey) {
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target.add(header);
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if (key == mRequestedIdentityKey) {
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mRequestedIdentityKey = null;
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}
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}
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}
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}
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}
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// Save for later use (see setListAdapter)
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mGeneratedHeaders = target;
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}
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//
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// Settings pages
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//
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@SuppressWarnings("deprecation")
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private void loadLegacySettings(String action) {
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if (ACTION_PREFS_GENERAL.equals(action)) {
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addPreferencesFromResource(R.xml.settings_general);
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}
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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public static class SettingsFragment extends PreferenceFragment {
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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String settings = getArguments().getString("settings");
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if ("general".equals(settings)) {
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addPreferencesFromResource(R.xml.settings_general);
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}
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}
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}
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//
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// Update list of identities in headers
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//
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/**
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* Starts the async reload of the identities list
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* (if the headers are being displayed)
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*/
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private void updateIdentities() {
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if (shouldUpdateIdentities()) {
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mLoadIdentityListTask = (LoadIdentityListTask)
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new LoadIdentityListTask().execute();
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}
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}
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private boolean shouldUpdateIdentities() {
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB)
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return getIntent().getAction() == null;
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else
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return showingHeaders();
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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private boolean showingHeaders() {
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return hasHeaders();
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}
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//
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// Load list of identities and convert
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// into appropriate type of header
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//
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private class LoadIdentityListTask extends AsyncTask<String, Void, Object[]> {
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protected Object[] doInBackground(String... params) {
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try {
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Collection<EmailIdentity> identities = I2PBote.getInstance().getIdentities().getAll();
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
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// Return legacy headers
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return loadLegacyHeaders(identities);
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} else {
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// Return list of Headers
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return loadHeaders(identities);
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}
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} catch (PasswordException e) {
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cancel(false);
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return new Object[] {e};
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} catch (IOException e) {
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cancel(false);
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return new Object[] {e};
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} catch (GeneralSecurityException e) {
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cancel(false);
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return new Object[] {e};
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}
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}
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private Object[] loadLegacyHeaders(Collection<EmailIdentity> identities) {
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// TODO: implement
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return new Object[] {null};
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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private Object[] loadHeaders(Collection<EmailIdentity> identities) {
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Header[] result = new Header[identities.size()];
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int index = 0;
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for (EmailIdentity identity : identities) {
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final long id = identity.getHash().hashCode();
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final String name = identity.getPublicName();
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final String desc = identity.getDescription();
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final String key = identity.getKey();
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final Intent intent = new Intent(
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getApplicationContext(), EditIdentityActivity.class);
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final Bundle args = new Bundle();
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args.putString(EditIdentityFragment.IDENTITY_KEY, key);
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intent.putExtras(args);
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final Header newHeader = new Header();
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newHeader.id = id;
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newHeader.title = name;
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newHeader.summary = desc;
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newHeader.intent = intent;
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newHeader.extras = args;
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result[index++] = newHeader;
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}
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return new Object[] {result};
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}
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@Override
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protected void onPostExecute(Object[] result) {
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if (isCancelled()) return;
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if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
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showLegacyHeaders(result);
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} else {
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showHeaders(result);
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}
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}
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private void showLegacyHeaders(Object[] result) {
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// TODO: implement
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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private void showHeaders(Object[] result) {
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final Header[] headers = (Header[]) result[0];
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mIdentityListHeaders = headers;
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invalidateHeaders();
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}
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@Override
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protected void onCancelled(Object[] result) {
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}
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}
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//
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// Styling for headers
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//
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@Override
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public void setListAdapter(ListAdapter adapter) {
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if (adapter == null) {
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super.setListAdapter(null);
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} else if (Build.VERSION.SDK_INT < Build.VERSION_CODES.HONEYCOMB) {
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super.setListAdapter(adapter); // TODO: implement legacy headers styling
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} else {
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super.setListAdapter(new HeaderAdapter(this, mGeneratedHeaders));
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}
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}
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@TargetApi(Build.VERSION_CODES.HONEYCOMB)
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private static class HeaderAdapter extends ArrayAdapter<Header> {
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static final int HEADER_TYPE_CATEGORY = 0;
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static final int HEADER_TYPE_NORMAL = 1;
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private static final int HEADER_TYPE_COUNT = HEADER_TYPE_NORMAL + 1;
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private static class HeaderViewHolder {
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TextView title;
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TextView summary;
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}
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private LayoutInflater mInflater;
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static int getHeaderType(Header header) {
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if (header.fragment == null && header.intent == null) {
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return HEADER_TYPE_CATEGORY;
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} else {
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return HEADER_TYPE_NORMAL;
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}
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}
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@Override
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public int getItemViewType(int position) {
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Header header = getItem(position);
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return getHeaderType(header);
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}
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@Override
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public boolean areAllItemsEnabled() {
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return false; // because of categories
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}
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@Override
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public boolean isEnabled(int position) {
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return getItemViewType(position) != HEADER_TYPE_CATEGORY;
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}
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@Override
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public int getViewTypeCount() {
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return HEADER_TYPE_COUNT;
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}
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@Override
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public boolean hasStableIds() {
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return true;
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}
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public HeaderAdapter(Context context, List<Header> objects) {
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super(context, 0, objects);
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mInflater = (LayoutInflater)context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
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}
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@Override
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public View getView(int position, View convertView, ViewGroup parent) {
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HeaderViewHolder holder;
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Header header = getItem(position);
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int headerType = getHeaderType(header);
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View view = null;
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if (convertView == null) {
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holder = new HeaderViewHolder();
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switch (headerType) {
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case HEADER_TYPE_CATEGORY:
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view = new TextView(getContext(), null,
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android.R.attr.listSeparatorTextViewStyle);
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holder.title = (TextView) view;
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break;
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case HEADER_TYPE_NORMAL:
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view = mInflater.inflate(
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R.layout.preference_header_item, parent,
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false);
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holder.title = (TextView)
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view.findViewById(android.R.id.title);
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holder.summary = (TextView)
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view.findViewById(android.R.id.summary);
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break;
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}
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view.setTag(holder);
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} else {
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view = convertView;
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holder = (HeaderViewHolder) view.getTag();
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}
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// All view fields must be updated every time, because the view may be recycled
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switch (headerType) {
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case HEADER_TYPE_CATEGORY:
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holder.title.setText(header.getTitle(getContext().getResources()));
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break;
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case HEADER_TYPE_NORMAL:
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updateCommonHeaderView(header, holder);
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break;
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}
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return view;
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}
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private void updateCommonHeaderView(Header header, HeaderViewHolder holder) {
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holder.title.setText(header.getTitle(getContext().getResources()));
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CharSequence summary = header.getSummary(getContext().getResources());
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if (summary != null && !summary.toString().isEmpty()) {
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holder.summary.setVisibility(View.VISIBLE);
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holder.summary.setText(summary);
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} else {
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holder.summary.setVisibility(View.GONE);
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}
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}
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}
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}
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