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Diffstat (limited to 'plugins/org.eclipse.net4j.examples.installer/examples/buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/views/BuddiesDropAdapter.java')
-rw-r--r--plugins/org.eclipse.net4j.examples.installer/examples/buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/views/BuddiesDropAdapter.java56
1 files changed, 56 insertions, 0 deletions
diff --git a/plugins/org.eclipse.net4j.examples.installer/examples/buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/views/BuddiesDropAdapter.java b/plugins/org.eclipse.net4j.examples.installer/examples/buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/views/BuddiesDropAdapter.java
new file mode 100644
index 0000000000..d39615456b
--- /dev/null
+++ b/plugins/org.eclipse.net4j.examples.installer/examples/buddies.ui/src/org/eclipse/net4j/buddies/internal/ui/views/BuddiesDropAdapter.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ * Eike Stepper - initial API and implementation
+ */
+package org.eclipse.net4j.buddies.internal.ui.views;
+
+import org.eclipse.net4j.buddies.IBuddyCollaboration;
+import org.eclipse.net4j.buddies.common.IBuddy;
+import org.eclipse.net4j.buddies.internal.ui.dnd.BuddiesTransfer;
+import org.eclipse.net4j.util.ui.dnd.DNDDropAdapter;
+
+import org.eclipse.jface.viewers.StructuredViewer;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.Transfer;
+
+/**
+ * @author Eike Stepper
+ */
+public class BuddiesDropAdapter extends DNDDropAdapter<IBuddy[]>
+{
+ /**
+ * @since 3.0
+ */
+ public static final Transfer[] TRANSFERS = new Transfer[] { BuddiesTransfer.INSTANCE };
+
+ protected BuddiesDropAdapter(StructuredViewer viewer)
+ {
+ super(TRANSFERS, viewer);
+ setExpandEnabled(false);
+ }
+
+ @Override
+ protected boolean validateTarget(Object target, int operation)
+ {
+ return target instanceof IBuddyCollaboration;
+ }
+
+ @Override
+ protected boolean performDrop(IBuddy[] buddies, Object target)
+ {
+ IBuddyCollaboration collaboration = (IBuddyCollaboration)target;
+ collaboration.invite(buddies);
+ return true;
+ }
+
+ public static void support(StructuredViewer viewer)
+ {
+ viewer.addDropSupport(DND.DROP_MOVE, TRANSFERS, new BuddiesDropAdapter(viewer));
+ }
+}

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