remove the canParse flag from the GWT applications

src/ui/gwt/src/org/grammaticalframework/ui/gwt/client/PGF.java

@@ -38,7 +38,6 @@ public class PGF {
 
 		public final native String getName() /*-{ return this.name; }-*/;
 		public final native String getLanguageCode() /*-{ return this.languageCode; }-*/;
-		public final native boolean canParse() /*-{ return this.canParse; }-*/;
 	}
 
 	/* Translation */
@@ -209,4 +208,4 @@ public class PGF {
 		return JSONRequestBuilder.sendRequest(pgfURL, args, callback);
 	}
 
-}
+}

src/ui/gwt/src/org/grammaticalframework/ui/gwt/client/PGFWrapper.java

@@ -35,8 +35,6 @@ public class PGFWrapper {
 	
 	private LinkedHashMap<String,PGF.Language> languages;
 
-	private List<String> parseableLanguages;
-
 	private JsArrayString categories;
 	private JsArrayString functions;
 
@@ -107,13 +105,9 @@ public class PGFWrapper {
 			public void onResult(PGF.Grammar grammar) {
 				userLanguage = grammar.getUserLanguage();
 				languages = new LinkedHashMap<String,PGF.Language>();
-				parseableLanguages = new ArrayList<String>();
 				for (PGF.Language l : grammar.getLanguages().iterable()) {
 					String name = l.getName();
 					languages.put(name, l);
-					if (l.canParse()) {
-						parseableLanguages.add(name);
-					}
 				}
 				
 				categories = grammar.getCategories();
@@ -238,7 +232,6 @@ public class PGFWrapper {
 	//
 	private void clearCachedInfo () {
 		languages = null;
-		parseableLanguages = null;
 	}
 
 	public String getUserLanguage () {
@@ -249,10 +242,6 @@ public class PGFWrapper {
 		PGF.Language l = languages.get(language);
 		return l == null ? null : l.getLanguageCode();
 	}
-
-	public Collection<String> getParseableLanguages() {
-		return parseableLanguages;
-	}
 	
 	public Collection<String> getAllLanguages() {
 		return languages.keySet();
@@ -320,4 +309,4 @@ public class PGFWrapper {
 		}
 	}
 	
-}
+}

src/ui/gwt/src/org/grammaticalframework/ui/gwt/client/SettingsPanel.java

@@ -78,7 +78,7 @@ public class SettingsPanel extends Composite {
 			if (fromLangBox != null) {
 				fromLangBox.clear();
 				fromLangBox.addItem("Any language", "");
-				fromLangBox.addItems(pgf.getParseableLanguages());
+				fromLangBox.addItems(pgf.getAllLanguages());
 				String inputLanguage = pgf.getInputLanguage();
 				if (inputLanguage != null) {
 					fromLangBox.setSelectedValue(inputLanguage);