diff options
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.java | 56 |
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)); + } +} |