1 files changed, 66 insertions, 0 deletions
diff --git a/src/com/android/camera/ui/PopupManager.java b/src/com/android/camera/ui/PopupManager.java
new file mode 100644
index 000000000..0dcf34fd7
--- /dev/null
+++ b/src/com/android/camera/ui/PopupManager.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2011 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.camera.ui;
+
+import android.content.Context;
+import android.view.View;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+
+/**
+ * A manager which notifies the event of a new popup in order to dismiss the
+ * old popup if exists.
+ */
+public class PopupManager {
+    private static HashMap<Context, PopupManager> sMap =
+            new HashMap<Context, PopupManager>();
+
+    public interface OnOtherPopupShowedListener {
+        public void onOtherPopupShowed();
+    }
+
+    private PopupManager() {}
+
+    private ArrayList<OnOtherPopupShowedListener> mListeners = new ArrayList<OnOtherPopupShowedListener>();
+
+    public void notifyShowPopup(View view) {
+        for (OnOtherPopupShowedListener listener : mListeners) {
+            if ((View) listener != view) {
+                listener.onOtherPopupShowed();
+            }
+        }
+    }
+
+    public void setOnOtherPopupShowedListener(OnOtherPopupShowedListener listener) {
+        mListeners.add(listener);
+    }
+
+    public static PopupManager getInstance(Context context) {
+        PopupManager instance = sMap.get(context);
+        if (instance == null) {
+            instance = new PopupManager();
+            sMap.put(context, instance);
+        }
+        return instance;
+    }
+
+    public static void removeInstance(Context context) {
+        PopupManager instance = sMap.get(context);
+        sMap.remove(context);
+    }
+}