wpftoolkit/ExtendedWPFToolkitSolution/Src/Xceed.Wpf.Toolkit.LiveExplorer/CodeFiles/ThemingListBoxView.xaml.cs.txt

/***************************************************************************************

   Toolkit for WPF

   Copyright (C) 2007-2016 Xceed Software Inc.

   This program is provided to you under the terms of the Microsoft Public
   License (Ms-PL) as published at http://wpftoolkit.codeplex.com/license 

   For more features, controls, and fast professional support,
   pick up the Plus Edition at https://xceed.com/xceed-toolkit-plus-for-wpf/

   Stay informed: follow @datagrid on Twitter or Like http://facebook.com/datagrids

  *************************************************************************************/

using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Windows;
using System.Windows.Controls;
using Xceed.Wpf.Toolkit;
#if !OPEN_SOURCE
using Xceed.Wpf.ListBox.Themes.Windows10;
using Xceed.Wpf.ListBox.Themes.Office2007;
using Xceed.Wpf.ListBox.Themes.LiveExplorer;
using Xceed.Wpf.ListBox.Themes.Metro;
using Xceed.Wpf.ListBox.Themes.WMP11;
using Xceed.Wpf.ListBox;
#endif
using System.Windows.Controls.Primitives;
using System;
using Xceed.Wpf.Samples.SampleData;
using System.Data;
using System.Diagnostics;
using System.Windows.Media;
using System.Windows.Threading;

namespace Xceed.Wpf.Toolkit.LiveExplorer.Samples.Theming.Views
{
#if !OPEN_SOURCE
  public enum ThemesEnum
  {
    System,
    Office2007Blue,
    Office2007Black,
    Office2007Silver,
    Windows10,
    LiveExplorer,
    MetroDark,
    MetroLight,
    MediaPlayer
  }
#endif

  /// <summary>
  /// Interaction logic for ThemingListBoxView.xaml
  /// </summary>
  public partial class ThemingListBoxView : DemoView
  {
#if !OPEN_SOURCE
    #region Members

    private Brush _accentBrush = new SolidColorBrush( System.Windows.Media.Color.FromRgb( 255, 152, 29 ) );
    private ThemesEnum _selectedTheme = ThemesEnum.System;
    private DispatcherTimer _dispatcherTimer;

    #endregion
#endif

    #region Initialization

    public ThemingListBoxView()
    {
#if !OPEN_SOURCE
      this.DataContext = SampleDataProvider.GetOrders();
#endif
      InitializeComponent();

#if !OPEN_SOURCE
      //Add the default GroupDescriptions to the ListBox's GroupDescriptions collection.
      _listBox.GroupDescriptions.Add( this.Resources[ "shipCountryGroupDescription" ] as GroupDescription );
      _listBox.GroupDescriptions.Add( this.Resources[ "shipCityGroupDescription" ] as GroupDescription );
#endif
    }

    #endregion

#if !OPEN_SOURCE
    #region EventHandlers

    private void ThemeComboBoxSelectionChanged( object sender, SelectionChangedEventArgs e )
    {
      ComboBox comboBox = sender as ComboBox;
      if( ( comboBox != null ) && ( _listBox != null ) )
      {
        _selectedTheme = ( ThemesEnum )((ComboBoxItem)comboBox.SelectedItem).Tag;

        // Use a DispatcherTimer to update the Theme on the ListBox
        // to avoid changing Theme very often.
        if( _dispatcherTimer == null )
        {
          _dispatcherTimer = new DispatcherTimer();
          _dispatcherTimer.Tick += new EventHandler( this.DispatcherTimer_Tick );
          _dispatcherTimer.Interval = System.TimeSpan.FromMilliseconds( 250d );
        }

        _dispatcherTimer.Start();
      }
    }

    private void RadioButton_Checked( object sender, RoutedEventArgs e )
    {
      RadioButton button = sender as RadioButton;
      if( button == null )
        return;

      _accentBrush = button.Background;
      if( _accentBrush == null )
        return;

      // Use a DispatcherTimer to update the Theme on the ListBox
      // to avoid changing Theme very often.
      if( _dispatcherTimer == null )
      {
        _dispatcherTimer = new DispatcherTimer();
        _dispatcherTimer.Tick += new EventHandler( this.DispatcherTimer_Tick );
        _dispatcherTimer.Interval = System.TimeSpan.FromMilliseconds( 250d );
      }

      _dispatcherTimer.Start();
    }

    private void DispatcherTimer_Tick( object sender, EventArgs e )
    {
      DispatcherTimer timer = sender as DispatcherTimer;

      // Make sure the timer is still active.
      if( timer == null || !timer.IsEnabled )
        return;

      timer.Stop();

      this.ChangeTheme();
    }

    #endregion
#endif

#if !OPEN_SOURCE
    private void ChangeTheme()
    {
      _listBox.Resources.MergedDictionaries.Clear();

      ThemeResourceDictionary themeResourceDictionary;

      switch( _selectedTheme )
      {
        case ThemesEnum.Office2007Blue:
          themeResourceDictionary = new Office2007BlueThemeResourceDictionary();
          this.InitTheme();
          break;
        case ThemesEnum.Office2007Black:
          themeResourceDictionary = new Office2007BlackThemeResourceDictionary();
          this.InitTheme();
          break;
        case ThemesEnum.Office2007Silver:
          themeResourceDictionary = new Office2007SilverThemeResourceDictionary();
          this.InitTheme();
          break;
        case ThemesEnum.Windows10:
          themeResourceDictionary = new Windows10ThemeResourceDictionary();
          this.InitTheme();
          break;
        case ThemesEnum.LiveExplorer:
          themeResourceDictionary = new LiveExplorerThemeResourceDictionary();
          this.InitTheme();
          break;
        case ThemesEnum.MetroDark:
          _accentColorPanel.Visibility = Visibility.Visible;
          MetroThemeResourceDictionaryBase metroDarkThemeResourceDictionary = new MetroDarkThemeResourceDictionary();
          metroDarkThemeResourceDictionary.AccentBrush = _accentBrush;
          themeResourceDictionary = metroDarkThemeResourceDictionary;
          break;
        case ThemesEnum.MetroLight:
          _accentColorPanel.Visibility = Visibility.Visible;
          MetroThemeResourceDictionaryBase metroLightThemeResourceDictionary = new MetroLightThemeResourceDictionary();
          metroLightThemeResourceDictionary.AccentBrush = _accentBrush;
          themeResourceDictionary = metroLightThemeResourceDictionary;
          break;
        case ThemesEnum.MediaPlayer:
          themeResourceDictionary = new WMP11ThemeResourceDictionary();
          this.InitTheme();
          break;
        default:
          _accentColorPanel.Visibility = Visibility.Hidden;
          themeResourceDictionary = null;
          break;
      }

      if( themeResourceDictionary != null )
      {
        _listBox.Resources.MergedDictionaries.Add( themeResourceDictionary );
      }
    }

    private void InitTheme()
    {
      _accentColorPanel.Visibility = Visibility.Hidden;
      _listBox.ItemTemplate = Resources[ "orderListBoxItemTemplate" ] as DataTemplate;
    }
#endif
  }
}