Attach Window in hierarchy change as required (#18502)

Change-Id: Ia9ca393480b80c19e5391bce034534bde31f3a81

client/src/com/vaadin/client/ui/ui/UIConnector.java

@@ -71,6 +71,7 @@ import com.vaadin.client.ui.ShortcutActionHandler;
 import com.vaadin.client.ui.VNotification;
 import com.vaadin.client.ui.VOverlay;
 import com.vaadin.client.ui.VUI;
+import com.vaadin.client.ui.VWindow;
 import com.vaadin.client.ui.layout.MayScrollChildren;
 import com.vaadin.client.ui.window.WindowConnector;
 import com.vaadin.server.Page.Styles;
@@ -669,6 +670,19 @@ public class UIConnector extends AbstractSingleComponentContainerConnector
             if (c instanceof WindowConnector) {
                 WindowConnector wc = (WindowConnector) c;
                 wc.setWindowOrderAndPosition();
+                VWindow window = wc.getWidget();
+                if (!window.isAttached()) {
+
+                    // Attach so that all widgets inside the Window are attached
+                    // when their onStateChange is run
+
+                    // Made invisible here for legacy reasons and made visible
+                    // at the end of stateChange. This dance could probably be
+                    // removed
+                    window.setVisible(false);
+                    window.show();
+                }
+
             }
         }
 

client/src/com/vaadin/client/ui/window/WindowConnector.java

@@ -356,10 +356,6 @@ public class WindowConnector extends AbstractSingleComponentContainerConnector
         if (state.modal != window.vaadinModality) {
             window.setVaadinModality(!window.vaadinModality);
         }
-        if (!window.isAttached()) {
-            window.setVisible(false); // hide until possible centering
-            window.show();
-        }
         boolean resizeable = state.resizable
                 && state.windowMode == WindowMode.NORMAL;
         window.setResizable(resizeable);

uitest/src/com/vaadin/tests/components/window/GridInWindow.java

@@ -0,0 +1,49 @@
+/*
+ * Copyright 2000-2014 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.tests.components.window;
+
+import com.vaadin.server.VaadinRequest;
+import com.vaadin.tests.components.AbstractTestUIWithLog;
+import com.vaadin.ui.Button;
+import com.vaadin.ui.Grid;
+import com.vaadin.ui.Window;
+
+public class GridInWindow extends AbstractTestUIWithLog {
+
+    @Override
+    protected void setup(VaadinRequest request) {
+        final Grid grid = new Grid();
+
+        grid.addColumn("Hidable column").setHidable(true);
+        grid.addRow("Close and reopen and it vanishes");
+
+        Button popupButton = new Button("Open PopUp",
+                new Button.ClickListener() {
+                    @Override
+                    public void buttonClick(Button.ClickEvent event) {
+                        Window subWindow = new Window("Sub-window");
+                        subWindow.setContent(grid);
+                        subWindow.setWidth(600, Unit.PIXELS);
+                        subWindow.setWidth(400, Unit.PIXELS);
+                        getUI().addWindow(subWindow);
+                    }
+                });
+
+        addComponent(popupButton);
+
+    }
+
+}

uitest/src/com/vaadin/tests/components/window/GridInWindowTest.java

@@ -0,0 +1,36 @@
+/*
+ * Copyright 2000-2014 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.tests.components.window;
+
+import org.junit.Test;
+
+import com.vaadin.testbench.elements.ButtonElement;
+import com.vaadin.tests.tb3.SingleBrowserTest;
+import com.vaadin.tests.tb3.newelements.WindowElement;
+
+public class GridInWindowTest extends SingleBrowserTest {
+
+    @Test
+    public void ensureAttachInHierachyChange() {
+        openTestURL("debug");
+        $(ButtonElement.class).first().click();
+        assertNoErrorNotifications();
+        $(WindowElement.class).first().close();
+        assertNoErrorNotifications();
+        $(ButtonElement.class).first().click();
+        assertNoErrorNotifications();
+    }
+}

uitest/src/com/vaadin/tests/tb3/newelements/WindowElement.java

@@ -14,6 +14,7 @@ public class WindowElement extends com.vaadin.testbench.elements.WindowElement {
 
     private final String restoreBoxClass = "v-window-restorebox";
     private final String maximizeBoxClass = "v-window-maximizebox";
+    private final String closeBoxClass = "v-window-closebox";
 
     public void restore() {
         if (isMaximized()) {
@@ -63,4 +64,13 @@ public class WindowElement extends com.vaadin.testbench.elements.WindowElement {
     public String getCaption() {
         return findElement(By.className("v-window-header")).getText();
     }
+
+    private WebElement getCloseButton() {
+        return findElement(By.className(closeBoxClass));
+    }
+
+    public void close() {
+        getCloseButton().click();
+
+    }
 }