From 680b7009d4f453dc8eec42975192094b2e0e8e2f Mon Sep 17 00:00:00 2001
From: Johannes Dahlström <johannesd@vaadin.com>
Date: Wed, 21 Sep 2016 13:08:16 +0300
Subject: Initial support for multiple headers in new Grid

Change-Id: I7a3fa34749322451ab5cef4465d4d7c76029c097
---
 .../java/com/vaadin/shared/ui/grid/GridState.java  |  3 ++
 .../com/vaadin/shared/ui/grid/SectionState.java    | 57 ++++++++++++++++++++++
 2 files changed, 60 insertions(+)
 create mode 100644 shared/src/main/java/com/vaadin/shared/ui/grid/SectionState.java

(limited to 'shared/src')

diff --git a/shared/src/main/java/com/vaadin/shared/ui/grid/GridState.java b/shared/src/main/java/com/vaadin/shared/ui/grid/GridState.java
index 4f480139d5..6c9631b598 100644
--- a/shared/src/main/java/com/vaadin/shared/ui/grid/GridState.java
+++ b/shared/src/main/java/com/vaadin/shared/ui/grid/GridState.java
@@ -99,6 +99,9 @@ public class GridState extends AbstractSingleSelectState {
         primaryStyleName = "v-grid";
     }
 
+    /** The state of the header section. */
+    public SectionState header = new SectionState();
+
     /**
      * Column order in grid.
      */
diff --git a/shared/src/main/java/com/vaadin/shared/ui/grid/SectionState.java b/shared/src/main/java/com/vaadin/shared/ui/grid/SectionState.java
new file mode 100644
index 0000000000..55a8df99b8
--- /dev/null
+++ b/shared/src/main/java/com/vaadin/shared/ui/grid/SectionState.java
@@ -0,0 +1,57 @@
+/*
+ * 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 java.io.Serializable;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * Shared state for Grid headers and footers.
+ *
+ * @author Vaadin Ltd
+ * @since 7.4
+ */
+public class SectionState implements Serializable {
+
+    /** The state of a header or footer row. */
+    public static class RowState implements Serializable {
+
+        /** The map from column ids to the cells in this row. */
+        public Map<String, CellState> cells = new HashMap<>();
+
+        /**
+         * Whether this row is the default header row. Always false for footer
+         * rows.
+         */
+        public boolean defaultHeader = false;
+    }
+
+    /** The state of a header or footer cell. */
+    public static class CellState implements Serializable {
+
+        /** The textual caption of this cell. */
+        public String text;
+
+        /** The id of the column that this cell belongs to. */
+        public String columnId;
+    }
+
+    /** The rows in this section. */
+    public List<RowState> rows = new ArrayList<>();
+}
-- 
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