Add scene dialog

app/src/main/java/com/hippo/scene/SceneDialog.java

@@ -0,0 +1,29 @@
+/*
+ * Copyright (C) 2015 Hippo Seven
+ *
+ * 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
+ * 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.hippo.scene;
+
+import android.support.annotation.Nullable;
+
+public abstract class SceneDialog extends Scene {
+
+    public void show() {
+        sSceneManager.showDialog(this, null);
+    }
+
+    public void show(@Nullable Curtain curtain) {
+        sSceneManager.showDialog(this, curtain);
+    }
+}