Merge "New preference for selecting new voice interaction service."

This commit is contained in:
Dianne Hackborn
2014-04-28 18:28:17 +00:00
committed by Android (Google) Code Review
3 changed files with 188 additions and 17 deletions

View File

@@ -3833,6 +3833,17 @@
<string name="keyboard_settings_title">Android keyboard</string>
<!-- Title for the 'voice input' category of voice input/output settings -->
<string name="voice_category">Speech</string>
<!-- Title for the voice interactor setting in voice input/output settings -->
<string name="voice_interactor_title">Voice input</string>
<!-- Title for the link to settings for the chosen voice interactor in voice input/output
settings -->
<string name="voice_interactor_settings_title">Voice input</string>
<!-- Summary for the link to settings for the chosen voice interactor in voice input/output
settings. Would say something like, e.g., "Settings for 'Google'". -->
<string name="voice_interactor_settings_summary">Settings for
\'<xliff:g id="interactor_name">%s</xliff:g>\'</string>
<!-- Label to show for no voice interactor selector -->
<string name="no_voice_interactor">None</string>
<!-- Title for the voice recognizer setting in voice input/output settings -->
<string name="recognizer_title">Voice recognizer</string>
<!-- Title for the link to settings for the chosen voice recognizer in voice input/output settings -->

View File

@@ -71,6 +71,16 @@
<PreferenceCategory android:key="voice_category"
android:title="@string/voice_category" >
<!-- entries, entryValues, and defaultValue will be populated programmatically. -->
<ListPreference
android:key="voice_interactor"
android:title="@string/voice_interactor_title"
android:dialogTitle="@string/voice_interactor_title" />
<!-- An intent for this preference will be populated programmatically. -->
<PreferenceScreen android:key="voice_interactor_settings"
android:title="@string/voice_interactor_settings_title" />
<!-- entries, entryValues, and defaultValue will be populated programmatically. -->
<ListPreference
android:key="recognizer"

View File

@@ -16,6 +16,7 @@
package com.android.settings;
import android.Manifest;
import android.content.ComponentName;
import android.content.Intent;
import android.content.pm.PackageManager;
@@ -32,6 +33,7 @@ import android.preference.PreferenceGroup;
import android.preference.PreferenceScreen;
import android.preference.Preference.OnPreferenceChangeListener;
import android.provider.Settings;
import android.service.voice.VoiceInteractionService;
import android.speech.RecognitionService;
import android.speech.tts.TtsEngines;
import android.util.AttributeSet;
@@ -53,19 +55,24 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
private static final String TAG = "VoiceInputOutputSettings";
private static final String KEY_VOICE_CATEGORY = "voice_category";
private static final String KEY_VOICE_INTERACTOR = "voice_interactor";
private static final String KEY_VOICE_INTERACTOR_SETTINGS = "voice_interactor_settings";
private static final String KEY_RECOGNIZER = "recognizer";
private static final String KEY_RECOGNIZER_SETTINGS = "recognizer_settings";
private static final String KEY_TTS_SETTINGS = "tts_settings";
private PreferenceGroup mParent;
private ListPreference mVoiceInteractionPref;
private PreferenceScreen mVoiceInteractionSettingsPref;
private PreferenceCategory mVoiceCategory;
private ListPreference mRecognizerPref;
private Preference mRecognizerSettingsPref;
private PreferenceScreen mRecognizerSettingsPref;
private Preference mTtsSettingsPref;
private PreferenceScreen mSettingsPref;
private final SettingsPreferenceFragment mFragment;
private final TtsEngines mTtsEngines;
private HashMap<String, ResolveInfo> mAvailableVoiceInteractionsMap;
private HashMap<String, ResolveInfo> mAvailableRecognizersMap;
public VoiceInputOutputSettings(SettingsPreferenceFragment fragment) {
@@ -77,22 +84,28 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
mParent = mFragment.getPreferenceScreen();
mVoiceCategory = (PreferenceCategory) mParent.findPreference(KEY_VOICE_CATEGORY);
mVoiceInteractionPref = (ListPreference) mVoiceCategory.findPreference(
KEY_VOICE_INTERACTOR);
mVoiceInteractionPref.setOnPreferenceChangeListener(this);
mVoiceInteractionSettingsPref = (PreferenceScreen)mVoiceCategory.findPreference(
KEY_VOICE_INTERACTOR_SETTINGS);
mRecognizerPref = (ListPreference) mVoiceCategory.findPreference(KEY_RECOGNIZER);
mRecognizerSettingsPref = mVoiceCategory.findPreference(KEY_RECOGNIZER_SETTINGS);
mTtsSettingsPref = mVoiceCategory.findPreference(KEY_TTS_SETTINGS);
mRecognizerPref.setOnPreferenceChangeListener(this);
mSettingsPref = (PreferenceScreen)
mRecognizerSettingsPref = (PreferenceScreen)
mVoiceCategory.findPreference(KEY_RECOGNIZER_SETTINGS);
mRecognizerPref.setOnPreferenceChangeListener(this);
mTtsSettingsPref = mVoiceCategory.findPreference(KEY_TTS_SETTINGS);
mAvailableVoiceInteractionsMap = new HashMap<String, ResolveInfo>();
mAvailableRecognizersMap = new HashMap<String, ResolveInfo>();
populateOrRemovePreferences();
}
private void populateOrRemovePreferences() {
boolean hasVoiceInteractionPrefs = populateOrRemoveVoiceInteractionPrefs();
boolean hasRecognizerPrefs = populateOrRemoveRecognizerPrefs();
boolean hasTtsPrefs = populateOrRemoveTtsPrefs();
if (!hasRecognizerPrefs && !hasTtsPrefs) {
if (!hasVoiceInteractionPrefs && !hasRecognizerPrefs && !hasTtsPrefs) {
// There were no TTS settings and no recognizer settings,
// so it should be safe to hide the preference category
// entirely.
@@ -100,6 +113,32 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
}
}
private boolean populateOrRemoveVoiceInteractionPrefs() {
List<ResolveInfo> availableVoiceServices =
mFragment.getPackageManager().queryIntentServices(
new Intent(VoiceInteractionService.SERVICE_INTERFACE),
PackageManager.GET_META_DATA);
for (int i=0; i<availableVoiceServices.size(); i++) {
ResolveInfo ri = availableVoiceServices.get(i);
if (!Manifest.permission.BIND_VOICE_INTERACTION.equals(ri.serviceInfo.permission)) {
availableVoiceServices.remove(i);
}
}
int numAvailable = availableVoiceServices.size();
if (numAvailable == 0) {
mVoiceCategory.removePreference(mVoiceInteractionPref);
mVoiceCategory.removePreference(mVoiceInteractionSettingsPref);
return false;
}
populateVoiceInteractionPreference(availableVoiceServices);
// In this case, there was at least one available recognizer so
// we populated the settings.
return true;
}
private boolean populateOrRemoveRecognizerPrefs() {
List<ResolveInfo> availableRecognitionServices =
mFragment.getPackageManager().queryIntentServices(
@@ -128,7 +167,7 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
String currentSetting = Settings.Secure.getString(
mFragment.getContentResolver(), Settings.Secure.VOICE_RECOGNITION_SERVICE);
updateSettingsLink(currentSetting);
updateRecognizerSettingsLink(currentSetting);
} else {
// Multiple recognizers available, so show the full list of choices.
populateRecognizerPreference(availableRecognitionServices);
@@ -148,6 +187,106 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
return true;
}
private void populateVoiceInteractionPreference(List<ResolveInfo> voiceInteractors) {
int size = voiceInteractors.size();
CharSequence[] entries = new CharSequence[size+1];
CharSequence[] values = new CharSequence[size+1];
// Get the current value from the secure setting.
String currentSetting = Settings.Secure.getString(
mFragment.getContentResolver(), Settings.Secure.VOICE_INTERACTION_SERVICE);
// Iterate through all the available recognizers and load up their info to show
// in the preference. Also build up a map of recognizer component names to their
// ResolveInfos - we'll need that a little later.
for (int i = 0; i < size; i++) {
ResolveInfo resolveInfo = voiceInteractors.get(i);
String recognizerComponent =
new ComponentName(resolveInfo.serviceInfo.packageName,
resolveInfo.serviceInfo.name).flattenToShortString();
mAvailableVoiceInteractionsMap.put(recognizerComponent, resolveInfo);
entries[i] = resolveInfo.loadLabel(mFragment.getPackageManager());
values[i] = recognizerComponent;
}
entries[size] = mFragment.getString(R.string.no_voice_interactor);
values[size] = "";
mVoiceInteractionPref.setEntries(entries);
mVoiceInteractionPref.setEntryValues(values);
mVoiceInteractionPref.setDefaultValue(currentSetting);
mVoiceInteractionPref.setValue(currentSetting);
updateVoiceInteractionSettingsLink(currentSetting);
}
private void updateVoiceInteractionSettingsLink(String currentSetting) {
ResolveInfo currentRecognizer = mAvailableVoiceInteractionsMap.get(currentSetting);
if (currentRecognizer == null) {
mVoiceInteractionPref.setSummary(mFragment.getString(R.string.no_voice_interactor));
mVoiceInteractionPref.setValue("");
return;
}
ServiceInfo si = currentRecognizer.serviceInfo;
XmlResourceParser parser = null;
String settingsActivity = null;
try {
parser = si.loadXmlMetaData(mFragment.getPackageManager(),
VoiceInteractionService.SERVICE_META_DATA);
if (parser == null) {
throw new XmlPullParserException("No " + VoiceInteractionService.SERVICE_META_DATA +
" meta-data for " + si.packageName);
}
Resources res = mFragment.getPackageManager().getResourcesForApplication(
si.applicationInfo);
AttributeSet attrs = Xml.asAttributeSet(parser);
int type;
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& type != XmlPullParser.START_TAG) {
}
String nodeName = parser.getName();
if (!"voice-interaction-service".equals(nodeName)) {
throw new XmlPullParserException(
"Meta-data does not start with voice-interaction-service tag");
}
TypedArray array = res.obtainAttributes(attrs,
com.android.internal.R.styleable.VoiceInteractionService);
settingsActivity = array.getString(
com.android.internal.R.styleable.VoiceInteractionService_settingsActivity);
array.recycle();
} catch (XmlPullParserException e) {
Log.e(TAG, "error parsing recognition service meta-data", e);
} catch (IOException e) {
Log.e(TAG, "error parsing recognition service meta-data", e);
} catch (NameNotFoundException e) {
Log.e(TAG, "error parsing recognition service meta-data", e);
} finally {
if (parser != null) parser.close();
}
mVoiceInteractionPref.setSummary(currentRecognizer.loadLabel(
mFragment.getPackageManager()));
mVoiceInteractionPref.setValue(currentSetting);
if (settingsActivity == null) {
// No settings preference available - hide the preference.
Log.w(TAG, "no recognizer settings available for " + si.packageName);
} else {
Intent i = new Intent(Intent.ACTION_MAIN);
i.setComponent(new ComponentName(si.packageName, settingsActivity));
mVoiceInteractionSettingsPref.setIntent(i);
}
}
private void populateRecognizerPreference(List<ResolveInfo> recognizers) {
int size = recognizers.size();
CharSequence[] entries = new CharSequence[size];
@@ -178,10 +317,10 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
mRecognizerPref.setDefaultValue(currentSetting);
mRecognizerPref.setValue(currentSetting);
updateSettingsLink(currentSetting);
updateRecognizerSettingsLink(currentSetting);
}
private void updateSettingsLink(String currentSetting) {
private void updateRecognizerSettingsLink(String currentSetting) {
ResolveInfo currentRecognizer = mAvailableRecognizersMap.get(currentSetting);
if (currentRecognizer == null) return;
@@ -230,18 +369,29 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
if (settingsActivity == null) {
// No settings preference available - hide the preference.
Log.w(TAG, "no recognizer settings available for " + si.packageName);
mSettingsPref.setIntent(null);
mVoiceCategory.removePreference(mSettingsPref);
mRecognizerSettingsPref.setIntent(null);
mVoiceCategory.removePreference(mRecognizerSettingsPref);
} else {
Intent i = new Intent(Intent.ACTION_MAIN);
i.setComponent(new ComponentName(si.packageName, settingsActivity));
mSettingsPref.setIntent(i);
mRecognizerSettingsPref.setIntent(i);
mRecognizerPref.setSummary(currentRecognizer.loadLabel(mFragment.getPackageManager()));
}
}
public boolean onPreferenceChange(Preference preference, Object newValue) {
if (preference == mRecognizerPref) {
if (preference == mVoiceInteractionPref) {
String setting = (String) newValue;
// Put the new value back into secure settings.
Settings.Secure.putString(mFragment.getContentResolver(),
Settings.Secure.VOICE_INTERACTION_SERVICE,
setting);
// Update the settings item so it points to the right settings.
updateVoiceInteractionSettingsLink(setting);
} else if (preference == mRecognizerPref) {
String setting = (String) newValue;
// Put the new value back into secure settings.
@@ -250,7 +400,7 @@ public class VoiceInputOutputSettings implements OnPreferenceChangeListener {
setting);
// Update the settings item so it points to the right settings.
updateSettingsLink(setting);
updateRecognizerSettingsLink(setting);
}
return true;
}