From 5b4b93133d51d3c0ccf31d8ecb41505c7d2a45f9 Mon Sep 17 00:00:00 2001
From: Leif Åstrand <legioth@gmail.com>
Date: Wed, 8 Feb 2017 19:05:31 +0200
Subject: Add addComponentsAndExpand to horizontal and  vertical layout (#8480)

---
 .../main/java/com/vaadin/ui/HorizontalLayout.java  | 22 ++++++++++++++++++++++
 .../main/java/com/vaadin/ui/VerticalLayout.java    | 22 ++++++++++++++++++++++
 2 files changed, 44 insertions(+)

(limited to 'server/src/main')

diff --git a/server/src/main/java/com/vaadin/ui/HorizontalLayout.java b/server/src/main/java/com/vaadin/ui/HorizontalLayout.java
index 07583c6712..ccee900ca1 100644
--- a/server/src/main/java/com/vaadin/ui/HorizontalLayout.java
+++ b/server/src/main/java/com/vaadin/ui/HorizontalLayout.java
@@ -60,4 +60,26 @@ public class HorizontalLayout extends AbstractOrderedLayout {
         return (HorizontalLayoutState) super.getState(markAsDirty);
     }
 
+    /**
+     * Adds the given components to this layout and sets them as expanded. The
+     * width of all added child components are set to 100% so that the expansion
+     * will be effective. The width of this layout is also set to 100% if it is
+     * currently undefined.
+     *
+     * @param components
+     *            the components to set, not <code>null</code>
+     */
+    public void addComponentsAndExpand(Component... components) {
+        addComponents(components);
+
+        if (getWidth() < 0) {
+            setWidth(100, Unit.PERCENTAGE);
+        }
+
+        for (Component child : components) {
+            child.setWidth(100, Unit.PERCENTAGE);
+            setExpandRatio(child, 1);
+        }
+    }
+
 }
diff --git a/server/src/main/java/com/vaadin/ui/VerticalLayout.java b/server/src/main/java/com/vaadin/ui/VerticalLayout.java
index d441e8a664..5d8bda3b4c 100644
--- a/server/src/main/java/com/vaadin/ui/VerticalLayout.java
+++ b/server/src/main/java/com/vaadin/ui/VerticalLayout.java
@@ -62,4 +62,26 @@ public class VerticalLayout extends AbstractOrderedLayout {
     protected VerticalLayoutState getState(boolean markAsDirty) {
         return (VerticalLayoutState) super.getState(markAsDirty);
     }
+
+    /**
+     * Adds the given components to this layout and sets them as expanded. The
+     * height of all added child components are set to 100% so that the
+     * expansion will be effective. The height of this layout is also set to
+     * 100% if it is currently undefined.
+     *
+     * @param components
+     *            the components to set, not <code>null</code>
+     */
+    public void addComponentsAndExpand(Component... components) {
+        addComponents(components);
+
+        if (getHeight() < 0) {
+            setHeight(100, Unit.PERCENTAGE);
+        }
+
+        for (Component child : components) {
+            child.setHeight(100, Unit.PERCENTAGE);
+            setExpandRatio(child, 1);
+        }
+    }
 }
-- 
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