code: /*--------------------------------------------------------------*
    Copyright (C) 2006-2020 OpenSim Ltd.
  
    This file is distributed WITHOUT ANY WARRANTY. See the file
    'License' for details on this and other legal matters.
  *--------------------------------------------------------------*/
  
  package org.omnetpp.scave.actions.analysismodel;
  
  import org.eclipse.core.resources.IContainer;
  import org.eclipse.core.runtime.CoreException;
  import org.eclipse.jface.viewers.ISelection;
  import org.eclipse.jface.window.Window;
  import org.eclipse.ui.part.FileEditorInput;
  import org.omnetpp.scave.ScaveImages;
  import org.omnetpp.scave.ScavePlugin;
  import org.omnetpp.scave.actions.AbstractScaveAction;
  import org.omnetpp.scave.actions.InputFileDialog;
  import org.omnetpp.scave.editors.ScaveEditor;
  import org.omnetpp.scave.model.InputFile;
  import org.omnetpp.scave.model.commands.ICommand;
  import org.omnetpp.scave.model.commands.SetInputFileCommand;
  
  /**
   * Edits an InputFile item.
   */
  public class EditInputFileAction extends AbstractScaveAction {
      public EditInputFileAction() {
          setText("Edit Input...");
          setImageDescriptor(ScavePlugin.getImageDescriptor(ScaveImages.IMG_ETOOL16_EDIT));
      }
  
      @Override
      protected void doRun(ScaveEditor editor, ISelection selection) throws CoreException {
          InputFile inputFile = (InputFile) asStructuredOrEmpty(selection).getFirstElement();
          IContainer baseDir = ((FileEditorInput)editor.getEditorInput()).getFile().getParent();
          InputFileDialog dialog = new InputFileDialog(editor.getSite().getShell(), "Edit Input", inputFile.getName(), false, baseDir);
          if (dialog.open() == Window.OK) {
              String value = dialog.getValue();
              ICommand command = new SetInputFileCommand(inputFile, value);
              editor.getInputsPage().getCommandStack().execute(command);
          }
      }
  
      @Override
      protected boolean isApplicable(ScaveEditor editor, ISelection selection) {
          return asStructuredOrEmpty(selection).getFirstElement() instanceof InputFile;
      }
  }
  