1 files changed, 57 insertions, 0 deletions
diff --git a/apps/SdkController/src/com/android/tools/sdkcontroller/utils/ApiHelper.java b/apps/SdkController/src/com/android/tools/sdkcontroller/utils/ApiHelper.java
new file mode 100755
index 000000000..66bce49f3
--- /dev/null
+++ b/apps/SdkController/src/com/android/tools/sdkcontroller/utils/ApiHelper.java
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2012 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 com.android.tools.sdkcontroller.utils;
+
+import android.annotation.TargetApi;
+import android.os.Build;
+import android.view.View;
+
+/**
+ * Helper to deal with methods only available at certain API levels.
+ * Users should get use {@link ApiHelper#get()} to retrieve a singleton
+ * and then call the methods they desire. If the method is not available
+ * on the current API level, a stub or a nop will be used instead.
+ */
+@TargetApi(7)
+public class ApiHelper {
+
+    private static ApiHelper sApiHelper = null;
+
+    /** Creates a new ApiHelper adapted to the current runtime API level. */
+    public static ApiHelper get() {
+        if (sApiHelper == null) {
+            if (Build.VERSION.SDK_INT >= 11) {
+                sApiHelper = new ApiHelper_11();
+            } else {
+                sApiHelper = new ApiHelper();
+            }
+        }
+
+        return sApiHelper;
+    }
+
+    protected ApiHelper() {
+    }
+
+    /**
+     * Applies {@link View#setSystemUiVisibility(int)}, available only starting with API 11.
+     * Does nothing for API < 11.
+     */
+    public void View_setSystemUiVisibility(View view, int visibility) {
+        // nop
+    }
+}