package com.quantum.view.bookmark;

import com.quantum.Messages;
import com.quantum.model.Bookmark;

import org.eclipse.jface.dialogs.InputDialog;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IViewPart;
import org.eclipse.ui.actions.SelectionListenerAction;

/**
 * @author BC
 */
public class RenameAction extends SelectionListenerAction {

    private IViewPart viewPart;

    /**
     * @param text
     */
    protected RenameAction(IViewPart viewPart) {
        super(Messages.getString(RenameAction.class.getName() + ".text"));
        this.viewPart = viewPart;
    }
    
    

    /**
     * @see org.eclipse.ui.actions.SelectionListenerAction#updateSelection(org.eclipse.jface.viewers.IStructuredSelection)
     */
    protected boolean updateSelection(IStructuredSelection selection) {
        boolean enabled = super.updateSelection(selection);
        return enabled & selection.size() == 1 & 
            selection.getFirstElement() instanceof BookmarkNode;
    }
    
    private Bookmark getBookmark() {
        return ((BookmarkNode) getSelectedNonResources().get(0)).getBookmark();
    }

    /**
     * @see org.eclipse.jface.action.IAction#run()
     */
    public void run() {
        InputDialog dialog = new InputDialog(this.viewPart.getSite().getShell(), "Select a new name",
            "Name: ", getBookmark().getName(), null);
        int result = dialog.open();
        if (result == InputDialog.OK) {
            getBookmark().setName(dialog.getValue());
        }
    }
}