1 files changed, 39 insertions, 0 deletions
diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/recyclerview/ItemTouchHelperViewHolder.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/recyclerview/ItemTouchHelperViewHolder.java
new file mode 100644
index 000000000..97e70d71e
--- /dev/null
+++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/util/recyclerview/ItemTouchHelperViewHolder.java
@@ -0,0 +1,39 @@
+/*
+ * Copyright (C) 2015 Paul Burke
+ *
+ * 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.sufficientlysecure.keychain.ui.util.recyclerview;
+
+import android.support.v7.widget.helper.ItemTouchHelper;
+
+/**
+ * Interface to notify an item ViewHolder of relevant callbacks from {@link
+ * android.support.v7.widget.helper.ItemTouchHelper.Callback}.
+ */
+public interface ItemTouchHelperViewHolder {
+
+    /**
+     * Called when the {@link ItemTouchHelper} first registers an item as being moved or swiped.
+     * Implementations should update the item view to indicate it's active state.
+     */
+    void onItemSelected();
+
+
+    /**
+     * Called when the {@link ItemTouchHelper} has completed the move or swipe, and the active item
+     * state should be cleared.
+     */
+    void onItemClear();
+}