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

   Extended WPF Toolkit

   Copyright (C) 2007-2014 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 http://xceed.com/wpf_toolkit

   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.Toolkit.Themes;
using Xceed.Wpf.Themes.Metro;
using Xceed.Wpf.Themes;
#endif
using System.Windows.Controls.Primitives;
using System;
using System.Data;
using Xceed.Wpf.DataGrid.Views;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Diagnostics;

namespace Xceed.Wpf.Toolkit.LiveExplorer.Samples.Theming.Views
{
  /// <summary>
  /// Interaction logic for ThemingCoreWPFView.xaml
  /// </summary>
  public partial class ThemingCoreWPFView : DemoView
  {
#if !OPEN_SOURCE
    #region Members

    public static string DefaultSearchString = "type in your search";
    private Storyboard _progressStoryboard = null;
    private Brush _accentBrush = new SolidColorBrush( System.Windows.Media.Color.FromRgb( 255, 152, 29 ) );
    private Brush whiteBrush = new SolidColorBrush(Colors.White);
    private Brush blackBrush = new SolidColorBrush(Colors.Black);

    #endregion

    #region Properties

    public ObservableCollection<Xceed.Wpf.Samples.SampleData.Product> Products
    {
      get
      {
        return Xceed.Wpf.Samples.SampleData.SampleDataProvider.GetProducts();
      }
    }

    #endregion
#endif

    #region Constructors

    public ThemingCoreWPFView()
    {
#if !OPEN_SOURCE
      this.Initialized += new EventHandler( WPFControlsThemes_Initialized );
      DataContext = this;
#endif
      InitializeComponent();
    }

    #endregion

#if !OPEN_SOURCE

    #region EventHandlers

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

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

      if( themeComboBox.SelectedItem == null )
        return;

      if( themeComboBox.SelectedItem.Equals( metroDarkComboBoxItem ) )
      {
        this.ChangeMetroTheme( new Xceed.Wpf.Themes.Metro.MetroDarkThemeResourceDictionary() );
        
      }
      else if( themeComboBox.SelectedItem.Equals( metroLightComboBoxItem ) )
      {
        this.ChangeMetroTheme( new Xceed.Wpf.Themes.Metro.MetroLightThemeResourceDictionary() );
      }
    }

    #endregion

    #region Methods (Private)

    private void WPFControlsThemes_Initialized( object sender, EventArgs e )
    {
      themeComboBox.SelectedIndex = 0;
    }

    private void SystemComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      _accentColorPanel.Visibility = Visibility.Hidden;
      ChangeTheme( null, null, null, null, null, SystemColors.WindowBrush );
    }

    private void Office2007BlueComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      _accentColorPanel.Visibility = Visibility.Hidden;
      ChangeTheme( new Xceed.Wpf.Themes.Office2007.Office2007BlueResourceDictionary(), null, null, null, null,
                    Xceed.Wpf.Themes.Office2007.Office2007BlueResources.ApplicationBackgroundBrush );
    }

    private void Office2007SilverComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      _accentColorPanel.Visibility = Visibility.Hidden;
      ChangeTheme( new Xceed.Wpf.Themes.Office2007.Office2007SilverResourceDictionary(), null, null, null, null,
                    Xceed.Wpf.Themes.Office2007.Office2007SilverResources.ApplicationBackgroundBrush );
    }

    private void Office2007BlackComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      _accentColorPanel.Visibility = Visibility.Hidden;
      ChangeTheme( new Xceed.Wpf.Themes.Office2007.Office2007BlackResourceDictionary(),
                    Xceed.Wpf.Themes.Office2007.Office2007BlackResources.ApplicationLightBackgroundBrush,
                    Xceed.Wpf.Themes.Office2007.Office2007BlackResources.BorderBrush,
                    Xceed.Wpf.Themes.Office2007.Office2007BlackResources.ApplicationLightBackgroundBrush,
                    Xceed.Wpf.Themes.Office2007.Office2007BlackResources.ApplicationLightBackgroundBrush,
                    Xceed.Wpf.Themes.Office2007.Office2007BlackResources.ApplicationBackgroundBrush );
    }

    private void MetroDarkComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      this.ChangeMetroTheme( new Xceed.Wpf.Themes.Metro.MetroDarkThemeResourceDictionary() );
    }

    private void MetroLightComboBoxItem_Selected( object sender, RoutedEventArgs e )
    {
      this.ChangeMetroTheme( new Xceed.Wpf.Themes.Metro.MetroLightThemeResourceDictionary() );
    }

    private void ChangeTheme( Xceed.Wpf.Themes.ThemeResourceDictionary theme, Brush groupBoxBackgroundBrush, Brush groupBoxBorderBrush,
                              Brush treeViewBackgroundBrush, Brush treeViewBorderBrush, Brush sampleBackgroundBrush )
    {
      SampleBorder.Resources.MergedDictionaries.Clear();

      if( theme != null )
      {
        //# The licenser will throw on the second call to this if we set a empty key
        //# line if we set an empty key. 
        //# See Licenser.LicenseKey {set;}, "Detect that license was set too soon".
        if( !string.IsNullOrEmpty( Xceed.Wpf.Toolkit.Licenser.LicenseKey ) )
        {
          theme.LicenseKey = Xceed.Wpf.Toolkit.Licenser.LicenseKey;
        }
        SampleBorder.Resources.MergedDictionaries.Add( theme );
      }

      groupBoxBorder.Background = groupBoxBackgroundBrush == null ? Brushes.Transparent : groupBoxBackgroundBrush;
      groupBoxBorder.BorderBrush = groupBoxBorderBrush == null ? Brushes.Transparent : groupBoxBorderBrush;
      listItemTreeViewBorder.Background = treeViewBackgroundBrush == null ? Brushes.Transparent : treeViewBackgroundBrush;
      listItemTreeViewBorder.BorderBrush = treeViewBorderBrush == null ? Brushes.Transparent : treeViewBorderBrush;
      SampleBorder.Background = sampleBackgroundBrush;
    }

    private void ChangeMetroTheme( MetroThemeResourceDictionaryBase metroThemeResourceDictionary )
    {
      _accentColorPanel.Visibility = Visibility.Visible;

      if( metroThemeResourceDictionary != null )
      {
        metroThemeResourceDictionary.AccentBrush = _accentBrush;
        this.ChangeTheme( metroThemeResourceDictionary, null, null, null, null
                      , ( metroThemeResourceDictionary.GetType() == typeof( MetroDarkThemeResourceDictionary ) ) ? blackBrush : whiteBrush );
      }
    }

    private void animatedProgressToggleButton_Checked( object sender, RoutedEventArgs e )
    {
      _progressStoryboard = rootLayout.Resources[ "animatedProgressBarStoryboard" ] as Storyboard;
      _progressStoryboard.Begin();
    }

    private void animatedProgressToggleButton_Unchecked( object sender, RoutedEventArgs e )
    {
      if( _progressStoryboard != null )
        _progressStoryboard.Stop();
    }

    private void TextBox_PreviewGotKeyboardFocus( object sender, System.Windows.Input.KeyboardFocusChangedEventArgs e )
    {
      System.Windows.Controls.TextBox textBox = sender as System.Windows.Controls.TextBox;

      if( textBox != null && textBox.Text == ThemingCoreWPFView.DefaultSearchString )
        textBox.Text = string.Empty;
    }

    private void TextBox_PreviewLostKeyboardFocus( object sender, System.Windows.Input.KeyboardFocusChangedEventArgs e )
    {
      System.Windows.Controls.TextBox textBox = sender as System.Windows.Controls.TextBox;

      if( textBox != null && string.IsNullOrEmpty( textBox.Text ) )
        textBox.Text = ThemingCoreWPFView.DefaultSearchString;
    }

    #endregion

#endif
  }
}