1 files changed, 82 insertions, 0 deletions
diff --git a/src/com/vaadin/tests/TestSetVisibleAndCaching.java b/src/com/vaadin/tests/TestSetVisibleAndCaching.java
new file mode 100644
index 0000000000..4e7132b3c8
--- /dev/null
+++ b/src/com/vaadin/tests/TestSetVisibleAndCaching.java
@@ -0,0 +1,82 @@
+/* 
+@ITMillApache2LicenseForJavaFiles@
+ */
+
+package com.vaadin.tests;
+
+import com.vaadin.ui.Button;
+import com.vaadin.ui.Label;
+import com.vaadin.ui.Panel;
+import com.vaadin.ui.Window;
+import com.vaadin.ui.Button.ClickEvent;
+import com.vaadin.ui.Button.ClickListener;
+
+public class TestSetVisibleAndCaching extends com.vaadin.Application {
+
+    Panel panelA = new Panel("Panel A");
+    Panel panelB = new Panel("Panel B");
+    Panel panelC = new Panel("Panel C");
+
+    Button buttonNextPanel = new Button("Show next panel");
+
+    int selectedPanel = 0;
+
+    @Override
+    public void init() {
+        final Window mainWindow = new Window("TestSetVisibleAndCaching");
+        setMainWindow(mainWindow);
+
+        panelA.addComponent(new Label(
+                "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"));
+        panelB.addComponent(new Label(
+                "BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB"));
+        panelC.addComponent(new Label(
+                "CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC"));
+
+        mainWindow
+                .addComponent(new Label(
+                        "Inspect transfered data from server to "
+                                + "client using firebug (http request / response cycles)."
+                                + " See how widgets are re-used,"
+                                + " after each panel is once shown in GUI then"
+                                + " their contents are not resend."));
+        mainWindow.addComponent(buttonNextPanel);
+        mainWindow.addComponent(panelA);
+        mainWindow.addComponent(panelB);
+        mainWindow.addComponent(panelC);
+
+        selectPanel(selectedPanel);
+
+        buttonNextPanel.addListener(new ClickListener() {
+            public void buttonClick(ClickEvent event) {
+                selectedPanel++;
+                if (selectedPanel > 2) {
+                    selectedPanel = 0;
+                }
+                selectPanel(selectedPanel);
+            }
+        });
+
+    }
+
+    private void selectPanel(int selectedPanel) {
+        System.err.println("Selecting panel " + selectedPanel);
+        switch (selectedPanel) {
+        case 0:
+            panelA.setVisible(true);
+            panelB.setVisible(false);
+            panelC.setVisible(false);
+            break;
+        case 1:
+            panelA.setVisible(false);
+            panelB.setVisible(true);
+            panelC.setVisible(false);
+            break;
+        case 2:
+            panelA.setVisible(false);
+            panelB.setVisible(false);
+            panelC.setVisible(true);
+            break;
+        }
+    }
+}