for (int i = oldPosition - 1; i >= 0; i--) {
Tab tab = getTab(i);
- if (!tab.isHiddenOnServer()) {
+ if (tab != null && !tab.isHiddenOnServer()) {
return i;
}
}
*
* @param blurSource
* the source.
- * @param focusedTabProvider
- * provides the current focused tab.
*/
public BlurCommand(Tab blurSource) {
this.blurSource = blurSource;
--- /dev/null
+package com.vaadin.tests.components.tabsheet;
+
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUI;
+import com.vaadin.ui.Panel;
+import com.vaadin.ui.TabSheet;
+
+public class TabsheetCloseSelectedTabs extends AbstractTestUI {
+
+ private TabSheet tabsheet = new TabSheet();
+
+ @Override
+ protected void setup(VaadinRequest request) {
+ generateTabs();
+ tabsheet.setSizeFull();
+ addComponent(tabsheet);
+ addButton("Select last tab", event -> {
+ tabsheet.setSelectedTab(tabsheet.getComponentCount() - 1);
+ });
+ addButton("Remove all tabs", event -> {
+ while (tabsheet.getComponentCount() > 0) {
+ tabsheet.removeTab(tabsheet.getTab(0));
+ }
+ });
+
+ }
+
+ private void generateTabs() {
+ tabsheet.removeAllComponents();
+ for (int i = 0; i < 100; ++i) {
+ tabsheet.addTab(new Panel(), "Tab" + i);
+ }
+ }
+
+}
--- /dev/null
+package com.vaadin.tests.components.tabsheet;
+
+import com.vaadin.testbench.By;
+import com.vaadin.testbench.elements.ButtonElement;
+import com.vaadin.testbench.elements.TabSheetElement;
+import com.vaadin.tests.tb3.SingleBrowserTest;
+import org.junit.Test;
+
+import java.io.IOException;
+
+/**
+ * Tests that tabsheet's scroll button are rendered correctly in Chameleon
+ * theme.
+ *
+ * Ticket #12154
+ *
+ * @author Vaadin Ltd
+ */
+public class TabsheetCloseSelectedTabsTest extends SingleBrowserTest {
+
+ @Test
+ public void deleteSelectedTab() {
+ openTestURL();
+ $(ButtonElement.class).caption("Select last tab").first().click();
+ assertElementPresent(By.className("v-tabsheet-tabitem"));
+ $(TabSheetElement.class).first().waitForVaadin();
+ $(ButtonElement.class).caption("Remove all tabs").first().click();
+ assertElementNotPresent(By.className("v-tabsheet-tabitem"));
+ }
+}