--- /dev/null
+package org.argeo.cms.e4.addons;
+
+import java.security.AccessController;
+import java.util.List;
+import java.util.Locale;
+import java.util.Set;
+
+import javax.annotation.PostConstruct;
+import javax.security.auth.Subject;
+
+import org.argeo.eclipse.ui.specific.UiContext;
+import org.eclipse.e4.core.services.nls.ILocaleChangeService;
+import org.eclipse.e4.ui.model.application.MApplication;
+import org.eclipse.e4.ui.model.application.ui.basic.MWindow;
+import org.eclipse.e4.ui.workbench.modeling.EModelService;
+import org.eclipse.e4.ui.workbench.modeling.ElementMatcher;
+import org.eclipse.swt.SWT;
+
+/** Integrate workbench with the locale provided at log in. */
+public class LocaleAddon {
+ private final static String STYLE_OVERRIDE = "styleOverride";
+
+ // Right to left languages
+ private final static String ARABIC = "ar";
+ private final static String HEBREW = "he";
+
+ @PostConstruct
+ public void init(ILocaleChangeService localeChangeService, EModelService modelService, MApplication application) {
+ Subject subject = Subject.getSubject(AccessController.getContext());
+ Set<Locale> locales = subject.getPublicCredentials(Locale.class);
+ if (!locales.isEmpty()) {
+ Locale locale = locales.iterator().next();
+ localeChangeService.changeApplicationLocale(locale);
+ UiContext.setLocale(locale);
+
+ if (locale.getLanguage().equals(ARABIC) || locale.getLanguage().equals(HEBREW)) {
+ List<MWindow> windows = modelService.findElements(application, MWindow.class, EModelService.ANYWHERE,
+ new ElementMatcher(null, null, (String) null));
+ for (MWindow window : windows) {
+ String currentStyle = window.getPersistedState().get(STYLE_OVERRIDE);
+ int style = 0;
+ if (currentStyle != null) {
+ style = Integer.parseInt(currentStyle);
+ }
+ style = style | SWT.RIGHT_TO_LEFT;
+ window.getPersistedState().put(STYLE_OVERRIDE, Integer.toString(style));
+ }
+ }
+ }
+ }
+}