Take margin/border/padding into account when measuring TabSheet (#18471)

Change-Id: Id6fed9155128ed9134b3d4949b80fc605e5ae62f

2 files changed, 59 insertions, 2 deletions

diff --git a/client/src/com/vaadin/client/ComputedStyle.java b/client/src/com/vaadin/client/ComputedStyle.java
index b11ba4b26a..1391a84bfe 100644
--- a/client/src/com/vaadin/client/ComputedStyle.java
+++ b/client/src/com/vaadin/client/ComputedStyle.java
@@ -280,4 +280,55 @@ public class ComputedStyle {
         return parseFloat(value);
     }-*/;
 
+    /**
+     * Returns the sum of the top and bottom border width
+     * 
+     * @since
+     * @return the sum of the top and bottom border
+     */
+    public double getBorderHeight() {
+        double borderHeight = getDoubleProperty("borderTopWidth");
+        borderHeight += getDoubleProperty("borderBottomWidth");
+
+        return borderHeight;
+    }
+
+    /**
+     * Returns the sum of the left and right border width
+     * 
+     * @since
+     * @return the sum of the left and right border
+     */
+    public double getBorderWidth() {
+        double borderWidth = getDoubleProperty("borderLeftWidth");
+        borderWidth += getDoubleProperty("borderRightWidth");
+
+        return borderWidth;
+    }
+
+    /**
+     * Returns the sum of the top and bottom padding
+     * 
+     * @since
+     * @return the sum of the top and bottom padding
+     */
+    public double getPaddingHeight() {
+        double paddingHeight = getDoubleProperty("paddingTop");
+        paddingHeight += getDoubleProperty("paddingBottom");
+
+        return paddingHeight;
+    }
+
+    /**
+     * Returns the sum of the top and bottom padding
+     * 
+     * @since
+     * @return the sum of the left and right padding
+     */
+    public double getPaddingWidth() {
+        double paddingWidth = getDoubleProperty("paddingLeft");
+        paddingWidth += getDoubleProperty("paddingRight");
+
+        return paddingWidth;
+    }
 }
diff --git a/client/src/com/vaadin/client/ui/VTabsheet.java b/client/src/com/vaadin/client/ui/VTabsheet.java
index ded9977f5e..e196870348 100644
--- a/client/src/com/vaadin/client/ui/VTabsheet.java
+++ b/client/src/com/vaadin/client/ui/VTabsheet.java
@@ -61,11 +61,12 @@ import com.google.gwt.user.client.ui.impl.FocusImpl;
 import com.vaadin.client.ApplicationConnection;
 import com.vaadin.client.BrowserInfo;
 import com.vaadin.client.ComponentConnector;
+import com.vaadin.client.ComputedStyle;
 import com.vaadin.client.Focusable;
 import com.vaadin.client.TooltipInfo;
-import com.vaadin.client.WidgetUtil;
 import com.vaadin.client.VCaption;
 import com.vaadin.client.VTooltip;
+import com.vaadin.client.WidgetUtil;
 import com.vaadin.client.ui.aria.AriaHelper;
 import com.vaadin.shared.AbstractComponentState;
 import com.vaadin.shared.ComponentConstants;
@@ -1227,8 +1228,13 @@ public class VTabsheet extends VTabsheetBase implements Focusable, SubPartAware
     public void updateContentNodeHeight() {
         if (!isDynamicHeight()) {
             int contentHeight = getOffsetHeight();
-            contentHeight -= DOM.getElementPropertyInt(deco, "offsetHeight");
+            contentHeight -= deco.getOffsetHeight();
             contentHeight -= tb.getOffsetHeight();
+
+            ComputedStyle cs = new ComputedStyle(contentNode);
+            contentHeight -= Math.ceil(cs.getPaddingHeight());
+            contentHeight -= Math.ceil(cs.getBorderHeight());
+
             if (contentHeight < 0) {
                 contentHeight = 0;
             }