/* 
 * Copyright (c) 2007, 2014, Oracle and/or its affiliates. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; version 2 of the
 * License.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301  USA
 */

using System;
using System.Drawing;
using System.Windows.Forms;

using MySQL.Grt;

namespace MySQL.GUI.Workbench.Plugins
{
  public partial class PhysicalLayerEditor : ObjectEditorPlugin
  {
    #region Member Variables

    private MySQL.Grt.LayerEditorWrapper LayerEditorBE { get { return Backend as MySQL.Grt.LayerEditorWrapper; } }

    #endregion

    #region Constructors

    public PhysicalLayerEditor(GrtManager manager, GrtValue value)
      : base(manager)
    {
      InitializeComponent();
      ReinitWithArguments(value);
    }

    #endregion

    #region ObjectEditorPlugin Overrides

    public override bool ReinitWithArguments(GrtValue value)
    {
      InitializingControls = true;
      SuspendLayout();

      try
      {
        Backend = new MySQL.Grt.LayerEditorWrapper(GrtManager, value);
        RefreshFormData();
      }
      finally
      {
        ResumeLayout();
        InitializingControls = false;
      }

      Invalidate();

      return true;
    }

    #endregion

    #region Form implemenation

    protected override void RefreshFormData()
    {
      nameTextBox.Text = LayerEditorBE.get_name();
      colorEdit.Text = LayerEditorBE.get_color();

      TabText = LayerEditorBE.get_title();
    }

    #endregion

    private void nameTextBox_TextChanged(object sender, EventArgs e)
    {
      if (!InitializingControls && nameTextBox.Text != LayerEditorBE.get_name())
      {
        LayerEditorBE.set_name(nameTextBox.Text);
        TabText = LayerEditorBE.get_title();
      }
    }

    private void colorDialogButton_Click(object sender, EventArgs e)
    {
      layerColorDialog.Color = ColorTranslator.FromHtml(LayerEditorBE.get_color());
      if (layerColorDialog.ShowDialog() == DialogResult.OK)
      {
        Color newColor = layerColorDialog.Color;
        colorEdit.Text = ColorTranslator.ToHtml(newColor).ToLower();
        colorDialogButton.BackColor = layerColorDialog.Color;
      }
    }

    private void colorEdit_TextChanged(object sender, EventArgs e)
    {
      LayerEditorBE.set_color(colorEdit.Text);
      try
      {
        colorDialogButton.BackColor = ColorTranslator.FromHtml(colorEdit.Text);
      }
      catch (Exception)
      {
        // Ignore exceptions. The color translator does not allow testing the given value first and
        // we want to give the user full control over the color.
        // TODO: give the user feedback he has an error in his color string.
      }
    }
  }
}