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Exposing the ability to select a default TTS engine to the

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user by adding it into Settings.
This commit is contained in:
Charles Chen
2009-12-07 12:08:13 -08:00
parent 3a3ad73640
commit 5dbc74ac7e
3 changed files with 42 additions and 1 deletions
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34
src/com/android/settings/TextToSpeechSettings.java
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@@ -55,6 +55,7 @@ public class TextToSpeechSettings extends PreferenceActivity implements
private static final String KEY_TTS_DEFAULT_LANG = "tts_default_lang";
private static final String KEY_TTS_DEFAULT_COUNTRY = "tts_default_country";
private static final String KEY_TTS_DEFAULT_VARIANT = "tts_default_variant";
private static final String KEY_TTS_DEFAULT_SYNTH = "tts_default_synth";
// TODO move default Locale values to TextToSpeech.Engine
private static final String DEFAULT_LANG_VAL = "eng";
private static final String DEFAULT_COUNTRY_VAL = "USA";
@@ -70,6 +71,7 @@ public class TextToSpeechSettings extends PreferenceActivity implements
private CheckBoxPreference mUseDefaultPref = null;
private ListPreference mDefaultRatePref = null;
private ListPreference mDefaultLocPref = null;
private ListPreference mDefaultSynthPref = null;
private String mDefaultLanguage = null;
private String mDefaultCountry = null;
private String mDefaultLocVariant = null;
@@ -156,7 +158,10 @@ public class TextToSpeechSettings extends PreferenceActivity implements
mUseDefaultPref.setChecked(useDefault == 1);
mUseDefaultPref.setOnPreferenceChangeListener(this);
// Default engine
// Default synthesis engine
mDefaultSynthPref = (ListPreference) findPreference(KEY_TTS_DEFAULT_SYNTH);
loadEngines();
mDefaultSynthPref.setOnPreferenceChangeListener(this);
String engine = Settings.Secure.getString(resolver, TTS_DEFAULT_SYNTH);
if (engine == null) {
// TODO move FALLBACK_TTS_DEFAULT_SYNTH to TextToSpeech
@@ -297,6 +302,14 @@ public class TextToSpeechSettings extends PreferenceActivity implements
int newIndex = mDefaultLocPref.findIndexOfValue((String)objValue);
Log.v("Settings", " selected is " + newIndex);
mDemoStringIndex = newIndex > -1 ? newIndex : 0;
} else if (KEY_TTS_DEFAULT_SYNTH.equals(preference.getKey())) {
// TODO: Do a data check here
mDefaultEng = objValue.toString();
Settings.Secure.putString(getContentResolver(), TTS_DEFAULT_SYNTH, mDefaultEng);
if (mTts != null) {
mTts.setEngineByPackageName(mDefaultEng);
}
Log.v("Settings", "The default synth is: " + objValue.toString());
}
return true;
@@ -424,4 +437,23 @@ public class TextToSpeechSettings extends PreferenceActivity implements
Settings.Secure.putString(resolver, TTS_DEFAULT_VARIANT, DEFAULT_VARIANT_VAL);
}
private void loadEngines() {
ListPreference enginesPref = (ListPreference) findPreference(KEY_TTS_DEFAULT_SYNTH);
Intent intent = new Intent("android.intent.action.START_TTS_ENGINE");
ResolveInfo[] enginesArray = new ResolveInfo[0];
PackageManager pm = getPackageManager();
enginesArray = pm.queryIntentActivities(intent, 0).toArray(enginesArray);
CharSequence entries[] = new CharSequence[enginesArray.length];
CharSequence values[] = new CharSequence[enginesArray.length];
for (int i = 0; i < enginesArray.length; i++) {
entries[i] = enginesArray[i].loadLabel(pm);
values[i] = enginesArray[i].activityInfo.packageName;
}
enginesPref.setEntries(entries);
enginesPref.setEntryValues(values);
}
}