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Code Pull Requests Activity

ensure that the grammar is loaded only once even if the main activity is recreated

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kr.angelov
2013-10-07 11:50:58 +00:00
parent f42bd89676
commit 2780ea839b
2 changed files with 10 additions and 13 deletions
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15
src/ui/android/src/org/grammaticalframework/ui/android/MainActivity.java
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@@ -34,7 +34,9 @@ public class MainActivity extends Activity {
private TTS mTts;
private Translator mTranslator;
// mTranslator is static to ensure that the grammar
// is loaded only once even if the activity has been recreated.
private static Translator mTranslator;
@Override
protected void onCreate(Bundle savedInstanceState) {
@@ -65,14 +67,9 @@ public class MainActivity extends Activity {
mTts = new TTS(this);
mTranslator = new Translator(this);
new AsyncTask<Void,Void,Void>() {
@Override
protected Void doInBackground(Void... params) {
mTranslator.init();
return null;
}
}.execute();
if (mTranslator == null) {
mTranslator = new Translator(this);
}
mSourceLanguageView.setLanguages(mTranslator.getAvailableSourceLanguages());
mSourceLanguageView.setSelectedLanguage(mTranslator.getSourceLanguage());

8
src/ui/android/src/org/grammaticalframework/ui/android/Translator.java
View File

@@ -71,10 +71,10 @@ public class Translator {
*/
public String translate(String input) {
try {
Concr sourceGrammar = getConcr(getSourceLanguage().getConcrete());
Expr expr = sourceGrammar.parseBest("S", input);
Concr targetGrammar = getConcr(getTargetLanguage().getConcrete());
String output = targetGrammar.linearize(expr);
Concr sourceLang = getConcr(getSourceLanguage().getConcrete());
Expr expr = sourceLang.parseBest(getGrammar().getStartCat(), input);
Concr targetLang = getConcr(getTargetLanguage().getConcrete());
String output = targetLang.linearize(expr);
return output;
} catch (ParseError e) {
Log.e(TAG, "Parse error: " + e);