1 files changed, 83 insertions, 0 deletions
diff --git a/java/src/org/kelar/inputmethod/latin/utils/ApplicationUtils.java b/java/src/org/kelar/inputmethod/latin/utils/ApplicationUtils.java
new file mode 100644
index 000000000..13d5f2a00
--- /dev/null
+++ b/java/src/org/kelar/inputmethod/latin/utils/ApplicationUtils.java
@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.kelar.inputmethod.latin.utils;
+
+import android.app.Activity;
+import android.content.ComponentName;
+import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageInfo;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.util.Log;
+
+public final class ApplicationUtils {
+    private static final String TAG = ApplicationUtils.class.getSimpleName();
+
+    private ApplicationUtils() {
+        // This utility class is not publicly instantiable.
+    }
+
+    public static int getActivityTitleResId(final Context context,
+            final Class<? extends Activity> cls) {
+        final ComponentName cn = new ComponentName(context, cls);
+        try {
+            final ActivityInfo ai = context.getPackageManager().getActivityInfo(cn, 0);
+            if (ai != null) {
+                return ai.labelRes;
+            }
+        } catch (final NameNotFoundException e) {
+            Log.e(TAG, "Failed to get settings activity title res id.", e);
+        }
+        return 0;
+    }
+
+    /**
+     * A utility method to get the application's PackageInfo.versionName
+     * @return the application's PackageInfo.versionName
+     */
+    public static String getVersionName(final Context context) {
+        try {
+            if (context == null) {
+                return "";
+            }
+            final String packageName = context.getPackageName();
+            final PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0);
+            return info.versionName;
+        } catch (final NameNotFoundException e) {
+            Log.e(TAG, "Could not find version info.", e);
+        }
+        return "";
+    }
+
+    /**
+     * A utility method to get the application's PackageInfo.versionCode
+     * @return the application's PackageInfo.versionCode
+     */
+    public static int getVersionCode(final Context context) {
+        try {
+            if (context == null) {
+                return 0;
+            }
+            final String packageName = context.getPackageName();
+            final PackageInfo info = context.getPackageManager().getPackageInfo(packageName, 0);
+            return info.versionCode;
+        } catch (final NameNotFoundException e) {
+            Log.e(TAG, "Could not find version info.", e);
+        }
+        return 0;
+    }
+}