package com.quantum.actions; import java.util.Iterator; import java.util.List; import java.util.Vector; import com.quantum.Messages; import com.quantum.QuantumPlugin; import com.quantum.model.Bookmark; import com.quantum.model.ConnectionException; import com.quantum.view.bookmark.BookmarkNode; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.ui.IViewPart; import org.eclipse.ui.actions.SelectionListenerAction; /** * Disconnects from the database * * @author root */ public class DisconnectAction extends SelectionListenerAction { private IViewPart view; private List selections = new Vector(); /** * @param text */ public DisconnectAction(IViewPart view) { super(Messages.getString(DisconnectAction.class.getName() + ".text")); this.view = view; setImageDescriptor( QuantumPlugin.getImageDescriptor("disconnect.gif")); //$NON-NLS-1$ } public void run() { for (Iterator i = this.selections.iterator(); i.hasNext();) { Bookmark bookmark = (Bookmark) i.next(); try { bookmark.disconnect(); } catch (ConnectionException e) { e.printStackTrace(); } } updateStatusLine(getMessage("message")); } private String getMessage(String key) { return Messages.getString(getClass().getName() + "." + key); } /** * Updates the message shown in the status line. * * @param message the message to display */ protected void updateStatusLine(String message) { this.view.getViewSite().getActionBars().getStatusLineManager().setMessage(message); } /** * */ public boolean updateSelection(IStructuredSelection selection) { boolean enabled = super.updateSelection(selection); this.selections.clear(); for (Iterator i = selection.iterator(); enabled && i.hasNext(); ) { Object object = i.next(); if (object instanceof BookmarkNode) { BookmarkNode node = (BookmarkNode) object; this.selections.add(node.getBookmark()); enabled &= node.getBookmark().isConnected(); } else { enabled = false; } } return enabled; } }