// Copyright (c) 2010 The Chromium Authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

package org.chromium.debug.ui.source;

import org.chromium.debug.core.SourceNameMapperContainer;

import org.eclipse.debug.core.sourcelookup.ISourceContainer;

import org.eclipse.debug.core.sourcelookup.ISourceLookupDirector;

import org.eclipse.debug.ui.sourcelookup.ISourceContainerBrowser;

import org.eclipse.swt.widgets.Shell;

/**

 * A presentation for JavaScript Source Name Mapper container that supports adding and editing.

 */

public class SourceNameMapperContainerPresentation implements ISourceContainerBrowser {

  public ISourceContainer[] addSourceContainers(Shell shell, ISourceLookupDirector director) {

    return openDialog(shell, director, null);

  }

  public boolean canAddSourceContainers(ISourceLookupDirector director) {

    return true;

  }

  public boolean canEditSourceContainers(ISourceLookupDirector director,

      ISourceContainer[] containers) {

    return containers.length == 1;

  }

  public ISourceContainer[] editSourceContainers(Shell shell, ISourceLookupDirector director,

      ISourceContainer[] containers) {

    final SourceNameMapperContainer originalContainer = (SourceNameMapperContainer) containers[0];

    SourceNameMapperContainerDialog.PresetFieldValues params =

        new SourceNameMapperContainerDialog.PresetFieldValues() {

      public ISourceContainer getContainer() {

        return originalContainer.getTargetContainer();

      }

      public String getPrefix() {

        return originalContainer.getPrefix();

      }

    };

    return openDialog(shell, director, params);

  }

  private ISourceContainer[] openDialog(Shell shell, ISourceLookupDirector director,

      SourceNameMapperContainerDialog.PresetFieldValues params) {

    SourceNameMapperContainerDialog dialog =

        new SourceNameMapperContainerDialog(shell, director, params);

    dialog.open();

    SourceNameMapperContainerDialog.Result dialogResult = dialog.getResult();

    if (dialogResult == null) {

      return new ISourceContainer[0];

    }

    ISourceContainer result = new SourceNameMapperContainer(dialogResult.getResultPrefix(),

        dialogResult.getResultContainer());

    return new ISourceContainer[] { result };

  }

}