1 files changed, 144 insertions, 0 deletions
diff --git a/propertysheet/src/org/eclipse/wb/internal/core/nls/ui/FlagImagesRepository.java b/propertysheet/src/org/eclipse/wb/internal/core/nls/ui/FlagImagesRepository.java
new file mode 100644
index 0000000..854ba17
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+++ b/propertysheet/src/org/eclipse/wb/internal/core/nls/ui/FlagImagesRepository.java
@@ -0,0 +1,144 @@
+/*******************************************************************************
+ * Copyright (c) 2011 Google, Inc.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Google, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.wb.internal.core.nls.ui;
+
+import com.google.common.base.Strings;
+import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
+
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.wb.internal.core.DesignerPlugin;
+
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+
+/**
+ * Repository of flags for locale/country.
+ *
+ * @author scheglov_ke
+ * @coverage core.nls.ui
+ */
+public class FlagImagesRepository {
+  private static Map<String, Image> m_countriesFlags = Maps.newHashMap();
+  private static Locale[] m_locales;
+
+  ////////////////////////////////////////////////////////////////////////////
+  //
+  // Initialization
+  //
+  ////////////////////////////////////////////////////////////////////////////
+  private static void init() {
+    if (m_locales == null) {
+      // prepare sorted Locale's
+      {
+        List<Locale> locales = Lists.newArrayList();
+        Collections.addAll(locales, Locale.getAvailableLocales());
+        Collections.sort(locales, new Comparator<Locale>() {
+          @Override
+        public int compare(Locale o1, Locale o2) {
+            return o1.toString().compareTo(o2.toString());
+          }
+        });
+        m_locales = locales.toArray(new Locale[locales.size()]);
+      }
+    }
+  }
+
+  ////////////////////////////////////////////////////////////////////////////
+  //
+  // Access
+  //
+  ////////////////////////////////////////////////////////////////////////////
+  /**
+   * @return the array of {@link Locale}'s sorted by title.
+   */
+  public static Locale[] getSortedLocales() {
+    init();
+    return m_locales;
+  }
+
+  /**
+   * @return the {@link Image} of flag for default {@link Locale}.
+   */
+  public static Image getEmptyFlagImage() {
+    return DesignerPlugin.getImage("nls/flags/flag_empty.png");
+  }
+
+  /**
+   * @return the {@link Image} of flag for given {@link Locale}.
+   */
+  public static Image getFlagImage(Locale locale) {
+    init();
+    String localeCountry = locale.getCountry();
+    String localeLanguage = locale.getLanguage();
+
+// BEGIN ADT MODIFICATIONS
+    return getFlagImage(localeCountry, localeLanguage);
+  }
+
+  public static Image getFlagImage(String localeCountry, String localeLanguage) {
+        init();
+// END ADT MODIFICATIONS
+
+    // if locale has no assosiated country set, try to find the locale with the same language but with the country set
+    if (localeCountry.length() == 0) {
+      // special cases
+      if (localeLanguage.equals("ar")) {
+        localeCountry = "AE";
+      } else if (localeLanguage.equals("zh")) {
+        localeCountry = "CN";
+      } else if (localeLanguage.equals("en")) {
+        localeCountry = "US";
+      } else {
+        // try to guess
+        String localeCountryCandidate = "";
+        for (int i = 0; i < m_locales.length; i++) {
+          Locale lookupLocale = m_locales[i];
+          String lookupLanguage = lookupLocale.getLanguage();
+          if (lookupLanguage.equals(localeLanguage)) {
+            if (lookupLocale.getCountry().length() != 0) {
+              localeCountryCandidate = lookupLocale.getCountry();
+              if (localeCountryCandidate.equalsIgnoreCase(lookupLanguage)) {
+                localeCountry = localeCountryCandidate;
+                break;
+              }
+            }
+          }
+        }
+        if (localeCountry.length() == 0) {
+          localeCountry = localeCountryCandidate;
+        }
+      }
+    }
+    //
+    Image flagImage = m_countriesFlags.get(localeCountry);
+    if (flagImage == null) {
+      try {
+        String flagFileName = null;
+        if (localeCountry.equalsIgnoreCase("YU")) {
+          localeCountry = "CS"; // use Serbia and Montenegro
+        }
+        if (Strings.isNullOrEmpty(localeCountry)) {
+          return null;
+        }
+        flagFileName = localeCountry.toLowerCase() + ".png";
+        flagImage = DesignerPlugin.getImage("nls/flags/" + flagFileName);
+        m_countriesFlags.put(localeCountry, flagImage);
+      } catch (Throwable e) {
+        return null;
+      }
+    }
+    return flagImage;
+  }
+}