Added removeTab(Tab) to TabSheet, fixes #5179

svn changeset:13674/svn branch:6.4

src/com/vaadin/ui/TabSheet.java

@@ -150,6 +150,32 @@ public class TabSheet extends AbstractComponentContainer {
         }
     }
 
+    /**
+     * Removes a {@link Tab} and the component associated with it, as previously
+     * added with {@link #addTab(Component)},
+     * {@link #addTab(Component, String, Resource)} or
+     * {@link #addComponent(Component)}.
+     * <p>
+     * If the tab was selected, the first eligible (visible and enabled)
+     * remaining tab is selected.
+     * </p>
+     * 
+     * @see #addTab(Component)
+     * @see #addTab(Component, String, Resource)
+     * @see #addComponent(Component)
+     * @see #removeComponent(Component)
+     * @param tab
+     *            the Tab to remove
+     */
+    public void removeTab(Tab tab) {
+        for (Component c : tabs.keySet()) {
+            if (tabs.get(c).equals(tab)) {
+                removeComponent(c);
+                break;
+            }
+        }
+    }
+
     /**
      * Adds a new tab into TabSheet. Component caption and icon are copied to
      * the tab metadata at creation time.

tests/src/com/vaadin/tests/components/tabsheet/RemoveTabs.java

@@ -11,6 +11,7 @@ import com.vaadin.ui.Component;
 import com.vaadin.ui.Label;
 import com.vaadin.ui.TabSheet;
 import com.vaadin.ui.Button.ClickEvent;
+import com.vaadin.ui.TabSheet.Tab;
 
 public class RemoveTabs extends TestBase {
 
@@ -19,6 +20,7 @@ public class RemoveTabs extends TestBase {
     protected Component[] tab = new Component[5];
 
     private Button closeCurrent;
+    private Button closeCurrentWithTab;
     private Button closeFirst;
     private Button closeLast;
     private Button reorderTabs;
@@ -53,6 +55,14 @@ public class RemoveTabs extends TestBase {
             }
         });
 
+        closeCurrentWithTab = new Button("Close current tab with Tab");
+        closeCurrentWithTab.addListener(new Button.ClickListener() {
+            public void buttonClick(ClickEvent event) {
+                closeCurrentTabWithTab();
+
+            }
+        });
+
         closeFirst = new Button("close first tab");
         closeFirst.addListener(new Button.ClickListener() {
             public void buttonClick(ClickEvent event) {
@@ -80,6 +90,7 @@ public class RemoveTabs extends TestBase {
         getLayout().addComponent(closeFirst);
         getLayout().addComponent(closeLast);
         getLayout().addComponent(closeCurrent);
+        getLayout().addComponent(closeCurrentWithTab);
         getLayout().addComponent(reorderTabs);
 
     }
@@ -91,6 +102,14 @@ public class RemoveTabs extends TestBase {
         }
     }
 
+    private void closeCurrentTabWithTab() {
+        Component c = tabsheet.getSelectedTab();
+        if (c != null) {
+            Tab t = tabsheet.getTab(c);
+            tabsheet.removeTab(t);
+        }
+    }
+
     private void closeFirstTab() {
         tabsheet.removeComponent((Component) tabsheet.getComponentIterator()
                 .next());