X-Git-Url: http://git.argeo.org/?a=blobdiff_plain;f=org.argeo.security.ui.admin%2Fsrc%2Forg%2Fargeo%2Fsecurity%2Fui%2Fadmin%2Finternal%2FUserDragListener.java;fp=org.argeo.security.ui.admin%2Fsrc%2Forg%2Fargeo%2Fsecurity%2Fui%2Fadmin%2Finternal%2FUserDragListener.java;h=abaab330137ce78153fe17e79a28df11738eb2cd;hb=28f2a8c1668ce2e9d2bb2a6601a659c2bcc2676b;hp=0000000000000000000000000000000000000000;hpb=866529c99117fc753c6cb6209edbaca889e487e9;p=lgpl%2Fargeo-commons.git

diff --git a/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UserDragListener.java b/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UserDragListener.java
new file mode 100644
index 000000000..abaab3301
--- /dev/null
+++ b/org.argeo.security.ui.admin/src/org/argeo/security/ui/admin/internal/UserDragListener.java
@@ -0,0 +1,39 @@
+package org.argeo.security.ui.admin.internal;
+
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.dnd.DragSourceEvent;
+import org.eclipse.swt.dnd.DragSourceListener;
+import org.osgi.service.useradmin.User;
+
+public class UserDragListener implements DragSourceListener {
+	private static final long serialVersionUID = -2074337775033781454L;
+	private final Viewer viewer;
+
+	public UserDragListener(Viewer viewer) {
+		this.viewer = viewer;
+	}
+
+	public void dragStart(DragSourceEvent event) {
+		// TODO implement finer checks
+		IStructuredSelection selection = (IStructuredSelection) viewer
+				.getSelection();
+		if (selection.isEmpty() || selection.size() > 1)
+			event.doit = false;
+		else
+			event.doit = true;
+	}
+
+	public void dragSetData(DragSourceEvent event) {
+		// TODO Support multiple selection
+		Object obj = ((IStructuredSelection) viewer.getSelection())
+				.getFirstElement();
+		if (obj != null) {
+			User user = (User) obj;
+			event.data = user.getName();
+		}
+	}
+
+	public void dragFinished(DragSourceEvent event) {
+	}
+}
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