// Copyright (c) 2009 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.actions;

import org.chromium.debug.core.model.ChromiumLineBreakpoint;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.debug.ui.actions.RulerBreakpointAction;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.ISelectionChangedListener;
import org.eclipse.jface.viewers.ISelectionProvider;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.dialogs.PropertyDialogAction;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.ui.texteditor.IUpdate;

/**
 * Action to bring up the breakpoint properties dialog.
 */
public class JsBreakpointPropertiesRulerAction extends RulerBreakpointAction implements IUpdate {

  private IBreakpoint breakpoint;

  public JsBreakpointPropertiesRulerAction(ITextEditor editor, IVerticalRulerInfo rulerInfo) {
    super(editor, rulerInfo);
    setText(Messages.JsBreakpointPropertiesRulerAction_ItemLabel);
  }

  @Override
  public void run() {
    if (getBreakpoint() != null) {
      PropertyDialogAction action =
          new PropertyDialogAction(getEditor().getEditorSite(),
              new ISelectionProvider() {
                public void addSelectionChangedListener(ISelectionChangedListener listener) {
                }

                public ISelection getSelection() {
                  return new StructuredSelection(getBreakpoint());
                }

                public void removeSelectionChangedListener(ISelectionChangedListener listener) {
                }

                public void setSelection(ISelection selection) {
                }
              });
      action.run();
    }
  }

  public void update() {
    breakpoint = null;
    IBreakpoint activeBreakpoint = getBreakpoint();
    if (activeBreakpoint != null &&
        activeBreakpoint instanceof ChromiumLineBreakpoint) {
      breakpoint = activeBreakpoint;
    }
    setEnabled(breakpoint != null);
  }

}