Make Grid rows draggable (#8690)

It is possible to customize the drag data for each row. (#8706)

Fixes #8396

1 files changed, 38 insertions, 0 deletions

diff --git a/shared/src/main/java/com/vaadin/shared/ui/grid/GridDragSourceExtensionState.java b/shared/src/main/java/com/vaadin/shared/ui/grid/GridDragSourceExtensionState.java
new file mode 100644
index 0000000000..39a5917146
--- /dev/null
+++ b/shared/src/main/java/com/vaadin/shared/ui/grid/GridDragSourceExtensionState.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright 2000-2016 Vaadin Ltd.
+ *
+ * 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.vaadin.shared.ui.grid;
+
+import com.vaadin.shared.ui.dnd.DragSourceState;
+
+/**
+ * State class containing parameters for GridDragSourceExtension.
+ *
+ * @author Vaadin Ltd
+ * @since
+ */
+public class GridDragSourceExtensionState extends DragSourceState {
+
+    /**
+     * Data type for storing the dragged row's data.
+     */
+    public static final String DATA_TYPE_DRAG_DATA = "grid-drag-data";
+
+    /**
+     * Json key for storing data for a dragged row.
+     */
+    public static final String JSONKEY_DRAG_DATA = "drag-data";
+
+}