1 files changed, 47 insertions, 0 deletions
diff --git a/java/com/android/incallui/answer/impl/answermethod/AnswerMethodHolder.java b/java/com/android/incallui/answer/impl/answermethod/AnswerMethodHolder.java
new file mode 100644
index 000000000..4052281b7
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+++ b/java/com/android/incallui/answer/impl/answermethod/AnswerMethodHolder.java
@@ -0,0 +1,47 @@
+/*
+ * Copyright (C) 2016 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.incallui.answer.impl.answermethod;
+
+import android.support.annotation.FloatRange;
+
+/** Defines callbacks {@link AnswerMethod AnswerMethods} may use to update their parent. */
+public interface AnswerMethodHolder {
+
+  /**
+   * Update animation based on method progress.
+   *
+   * @param answerProgress float representing progress. -1 is fully declined, 1 is fully answered,
+   *     and 0 is neutral.
+   */
+  void onAnswerProgressUpdate(@FloatRange(from = -1f, to = 1f) float answerProgress);
+
+  /** Answer the current call. */
+  void answerFromMethod();
+
+  /** Reject the current call. */
+  void rejectFromMethod();
+
+  /** Set AnswerProgress to zero (not due to normal updates). */
+  void resetAnswerProgress();
+
+  /**
+   * Check whether the current call is a video call.
+   *
+   * @return true iff the current call is a video call.
+   */
+  boolean isVideoCall();
+}