1 files changed, 81 insertions, 0 deletions
diff --git a/src/com/itmill/toolkit/demo/sampler/features/trees/TreeMouseEventsExample.java b/src/com/itmill/toolkit/demo/sampler/features/trees/TreeMouseEventsExample.java
new file mode 100644
index 0000000000..ad012b83db
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+++ b/src/com/itmill/toolkit/demo/sampler/features/trees/TreeMouseEventsExample.java
@@ -0,0 +1,81 @@
+package com.itmill.toolkit.demo.sampler.features.trees;
+
+import com.itmill.toolkit.data.Item;
+import com.itmill.toolkit.demo.sampler.ExampleUtil;
+import com.itmill.toolkit.event.ItemClickEvent;
+import com.itmill.toolkit.event.ItemClickEvent.ItemClickListener;
+import com.itmill.toolkit.ui.AbstractSelect;
+import com.itmill.toolkit.ui.Label;
+import com.itmill.toolkit.ui.Tree;
+import com.itmill.toolkit.ui.VerticalLayout;
+
+public class TreeMouseEventsExample extends VerticalLayout implements
+        ItemClickListener {
+
+    private Tree t;
+    private int itemId;
+    private Label l;
+
+    public TreeMouseEventsExample() {
+        setSpacing(true);
+
+        // Create new Tree object using a hierarchical container from
+        // ExampleUtil class
+        t = new Tree("Hardware Inventory", ExampleUtil.getHardwareContainer());
+
+        // Add ItemClickListener to the tree
+        t.addListener(this);
+
+        t.setImmediate(true);
+
+        // Set tree to show the 'name' property as caption for items
+        t.setItemCaptionPropertyId(ExampleUtil.hw_PROPERTY_NAME);
+        t.setItemCaptionMode(AbstractSelect.ITEM_CAPTION_MODE_PROPERTY);
+
+        // Starting itemId # for new items
+        itemId = t.getContainerDataSource().size();
+
+        // Expand whole tree
+        for (int i = 0; i < itemId; i++) {
+            t.expandItemsRecursively(i);
+        }
+
+        // Disallow selecting items from the tree
+        t.setSelectable(false);
+
+        l = new Label();
+        addComponent(t);
+        addComponent(l);
+    }
+
+    public void itemClick(ItemClickEvent event) {
+        switch (event.getButton()) {
+        case ItemClickEvent.BUTTON_LEFT:
+            // Left button click updates the 'selected' Label
+            l.setValue("Selected item: " + event.getItem());
+            break;
+        case ItemClickEvent.BUTTON_MIDDLE:
+            // Middle button click removes the item
+            Object parent = t.getParent(event.getItemId());
+            l.setValue("Removed item: " + event.getItem());
+            t.removeItem(event.getItemId());
+            if (parent != null && t.getChildren(parent).size() == 0) {
+                t.setChildrenAllowed(parent, false);
+            }
+            break;
+        case ItemClickEvent.BUTTON_RIGHT:
+            // Right button click creates a new child item
+            l.setValue("Added item: New Item # " + itemId);
+            t.setChildrenAllowed(event.getItemId(), true);
+            Item i = t.addItem(itemId);
+            t.setChildrenAllowed(itemId, false);
+            String newItemName = "New Item # " + itemId;
+            i.getItemProperty(ExampleUtil.hw_PROPERTY_NAME).setValue(
+                    newItemName);
+            t.setParent(itemId, event.getItemId());
+            t.expandItem(event.getItemId());
+            itemId++;
+            break;
+        }
+    }
+}