Mini Kabibi Habibi

Imports Microsoft.VisualBasic
Imports System
Imports System.Collections.Generic
Imports System.Diagnostics
Imports System.Globalization
Imports System.IO
Imports System.Reflection
Imports System.Windows
Imports System.Windows.Data
Imports System.Windows.Markup
Imports System.Windows.Media
Imports System.Windows.Media.Imaging
Imports System.Xml
Imports DevExpress.Utils
Imports DevExpress.Xpf.Core.Native
Imports DevExpress.Xpf.DemoBase
Imports DevExpress.Xpf.Scheduler
Imports DevExpress.XtraScheduler
Imports DevExpress.Xpf.DemoBase.Helpers
Imports DevExpress.DemoData.Helpers

Namespace SchedulerDemo
	Public Class DemoViewTypeListItem
		Inherits DependencyObject
		Public Shared ReadOnly CaptionProperty As DependencyProperty = DependencyProperty.Register("CaptionProperty", GetType(String), GetType(DemoViewTypeListItem), New PropertyMetadata(Nothing))
		Public Shared ReadOnly ViewTypeProperty As DependencyProperty = DependencyProperty.Register("ViewTypeProperty", GetType(SchedulerViewType), GetType(DemoViewTypeListItem), New PropertyMetadata(Nothing))

		Public Property Caption() As String
			Get
				Return CStr(GetValue(CaptionProperty))
			End Get
			Set(ByVal value As String)
				SetValue(CaptionProperty, value)
			End Set
		End Property
		Public Property ViewType() As SchedulerViewType
			Get
				Return CType(GetValue(ViewTypeProperty), SchedulerViewType)
			End Get
			Set(ByVal value As SchedulerViewType)
				SetValue(ViewTypeProperty, value)
			End Set
		End Property
	End Class
	Public Class DemoGroupingListItem
		Inherits DependencyObject
		Public Shared ReadOnly CaptionProperty As DependencyProperty = DependencyProperty.Register("CaptionProperty", GetType(String), GetType(DemoGroupingListItem), New PropertyMetadata(Nothing))
		Public Shared ReadOnly GroupTypeProperty As DependencyProperty = DependencyProperty.Register("GroupTypeProperty", GetType(SchedulerGroupType), GetType(DemoGroupingListItem), New PropertyMetadata(Nothing))

		Public Property Caption() As String
			Get
				Return CStr(GetValue(CaptionProperty))
			End Get
			Set(ByVal value As String)
				SetValue(CaptionProperty, value)
			End Set
		End Property
		Public Property GroupType() As SchedulerGroupType
			Get
				Return CType(GetValue(GroupTypeProperty), SchedulerGroupType)
			End Get
			Set(ByVal value As SchedulerGroupType)
				SetValue(GroupTypeProperty, value)
			End Set
		End Property
	End Class
	Public Enum ScaleType
		Daily
		Weekly
	End Enum
	Public Class ScaleTypeListItem
		Inherits DependencyObject
		Public Shared ReadOnly CaptionProperty As DependencyProperty = DependencyProperty.Register("CaptionProperty", GetType(String), GetType(ScaleTypeListItem), New PropertyMetadata(Nothing))
		Public Shared ReadOnly ScaleTypeProperty As DependencyProperty = DependencyProperty.Register("ScaleTypeProperty", GetType(ScaleType), GetType(ScaleTypeListItem), New PropertyMetadata(Nothing))

		Public Property Caption() As String
			Get
				Return CStr(GetValue(CaptionProperty))
			End Get
			Set(ByVal value As String)
				SetValue(CaptionProperty, value)
			End Set
		End Property
		Public Property ScaleType() As ScaleType
			Get
				Return CType(GetValue(ScaleTypeProperty), ScaleType)
			End Get
			Set(ByVal value As ScaleType)
				SetValue(ScaleTypeProperty, value)
			End Set
		End Property
	End Class
	Public Class ScaleTypeItemList
		Inherits List(Of ScaleTypeListItem)
	End Class

	Public Class RangeControlDataDisplayTypeListItem
		Inherits DependencyObject
		Public Shared ReadOnly CaptionProperty As DependencyProperty = DependencyProperty.Register("CaptionProperty", GetType(String), GetType(RangeControlDataDisplayTypeListItem), New PropertyMetadata(Nothing))
		Public Shared ReadOnly DisplayTypeProperty As DependencyProperty = DependencyProperty.Register("DisplayTypeProperty", GetType(RangeControlDataDisplayType), GetType(RangeControlDataDisplayTypeListItem), New PropertyMetadata(Nothing))

		Public Property Caption() As String
			Get
				Return CStr(GetValue(CaptionProperty))
			End Get
			Set(ByVal value As String)
				SetValue(CaptionProperty, value)
			End Set
		End Property
		Public Property DisplayType() As RangeControlDataDisplayType
			Get
				Return CType(GetValue(DisplayTypeProperty), RangeControlDataDisplayType)
			End Get
			Set(ByVal value As RangeControlDataDisplayType)
				SetValue(DisplayTypeProperty, value)
			End Set
		End Property
	End Class
	Public Class RangeControlDataDisplayTypeItemList
		Inherits List(Of RangeControlDataDisplayTypeListItem)
	End Class
	Public Class SchedulerDataHelper
		Public Const DefaultAppointmentXmlSource As String = "Appointments.xml"
		Public Const DefaultResourceXmlSource As String = "Resources.xml"
		Public Const EventsXmlSource As String = "Events.xml"
		Public Const CarsXmlSource As String = "Cars.xml"

		Public Shared Function GetEventsXmlDataStream() As Stream
			Return GetResourceStream(EventsXmlSource)
		End Function
		Public Shared Function GetCarsXmlDataStream() As Stream
			Return GetResourceStream(CarsXmlSource)
		End Function
		Public Shared Sub DataBindToDatabase(ByVal scheduler As SchedulerControl)
			InitCustomAppointmentStatuses(scheduler.Storage)
			scheduler.Storage.ResourceStorage.Mappings.Caption = "Model"
			scheduler.Storage.ResourceStorage.Mappings.Id = "ID"
			scheduler.Storage.ResourceStorage.Mappings.Image = "Picture"
			scheduler.Storage.AppointmentStorage.Mappings.AllDay = "AllDay"
			scheduler.Storage.AppointmentStorage.Mappings.Description = "Description"
			scheduler.Storage.AppointmentStorage.Mappings.End = "EndTime"
			scheduler.Storage.AppointmentStorage.Mappings.Label = "Label"
			scheduler.Storage.AppointmentStorage.Mappings.Location = "Location"
			scheduler.Storage.AppointmentStorage.Mappings.RecurrenceInfo = "RecurrenceInfo"
			scheduler.Storage.AppointmentStorage.Mappings.ReminderInfo = "ReminderInfo"
			scheduler.Storage.AppointmentStorage.Mappings.ResourceId = "CarId"
			scheduler.Storage.AppointmentStorage.Mappings.Start = "StartTime"
			scheduler.Storage.AppointmentStorage.Mappings.Status = "Status"
			scheduler.Storage.AppointmentStorage.Mappings.Subject = "Subject"
			scheduler.Storage.AppointmentStorage.Mappings.Type = "EventType"
			AddHandler scheduler.InitNewAppointment, AddressOf OnSchedulerInitNewAppointment
		End Sub
		Private Shared Sub OnSchedulerInitNewAppointment(ByVal sender As Object, ByVal e As AppointmentEventArgs)
			e.Appointment.StatusId = 0
		End Sub
		Public Shared Sub DataBind(ByVal scheduler As SchedulerControl)
			DataBind(scheduler.Storage)
			AddHandler scheduler.InitNewAppointment, AddressOf OnSchedulerInitNewAppointment
		End Sub
		Public Shared Sub DataBind(ByVal storage As SchedulerStorage)
			InitCustomAppointmentStatuses(storage)
			FillStorageData(storage)
		End Sub
		Private Shared Sub InitCustomAppointmentStatuses(ByVal storage As SchedulerStorage)
			storage.BeginUpdate()
			Try
				Dim statuses As AppointmentStatusCollection = storage.AppointmentStorage.Statuses
				statuses.Clear()
				statuses.Add(New AppointmentStatus(AppointmentStatusType.Free, Colors.White, "Free", "Free"))

				statuses.Add(New AppointmentStatus(AppointmentStatusType.Custom, DXColor.SkyBlue, "Wash", "Wash"))
				statuses.Add(New AppointmentStatus(AppointmentStatusType.Custom, DXColor.SteelBlue, "Maintenance", "Maintenance"))
				statuses.Add(New AppointmentStatus(AppointmentStatusType.Custom, DXColor.YellowGreen, "Rent", "Rent"))
				statuses.Add(New AppointmentStatus(AppointmentStatusType.Custom, DXColor.Coral, "CheckUp", "CheckUp"))
			Finally
				storage.EndUpdate()
			End Try
		End Sub
		Private Shared Sub CreateStorageMappings(ByVal storage As SchedulerStorage)
			storage.ResourceStorage.Mappings.Caption = "Caption"
			storage.ResourceStorage.Mappings.Id = "Id"
			storage.ResourceStorage.Mappings.Image = "Picture"
			storage.AppointmentStorage.Mappings.AllDay = "AllDay"
			storage.AppointmentStorage.Mappings.Description = "Description"
			storage.AppointmentStorage.Mappings.End = "EndTime"
			storage.AppointmentStorage.Mappings.Label = "Label"
			storage.AppointmentStorage.Mappings.Location = "Location"
			storage.AppointmentStorage.Mappings.RecurrenceInfo = "RecurrenceInfo"
			storage.AppointmentStorage.Mappings.ReminderInfo = "ReminderInfo"
			storage.AppointmentStorage.Mappings.ResourceId = "ResourceId"
			storage.AppointmentStorage.Mappings.Start = "StartTime"
			storage.AppointmentStorage.Mappings.Status = "Status"
			storage.AppointmentStorage.Mappings.Subject = "Subject"
			storage.AppointmentStorage.Mappings.Type = "Type"
		End Sub
		Public Shared Sub FillStorageData(ByVal storage As SchedulerStorage)
			CreateStorageMappings(storage)
			storage.AppointmentStorage.DataSource = SchedulerDemo.Internal.SchedulerXmlHelper.LoadFromXml(Of SchedulerDemo.Internal.EventItem)(SchedulerDataHelper.EventsXmlSource)
			storage.ResourceStorage.DataSource = SchedulerDemo.Internal.SchedulerXmlHelper.LoadFromXml(Of SchedulerDemo.Internal.CarItem)(SchedulerDataHelper.CarsXmlSource)
		End Sub
		Public Shared Function LoadXmlDocumentFromResource(ByVal resourceName As String) As XmlDocument
			Dim doc As New XmlDocument()
			doc.Load(GetResourceStream(resourceName))
			Return doc
		End Function
		Private Shared Sub FillStorageCollection(ByVal c As AppointmentCollection, ByVal resourceName As String)
			Using stream As Stream = GetResourceStream(resourceName)
				c.ReadXml(stream)
				stream.Close()
			End Using
		End Sub
		Private Shared Sub FillStorageCollection(ByVal c As ResourceCollection, ByVal resourceName As String)
			Using stream As Stream = GetResourceStream(resourceName)
				c.ReadXml(stream)
				stream.Close()
			End Using
		End Sub
		Private Shared Function GetResourceStream(ByVal resourceName As String) As Stream
			Dim result As Stream = GetResourceStreamCore(GetFullResourceName(resourceName))
			If result Is Nothing Then
				result = GetResourceStreamCore(resourceName)
			End If
			Return result
		End Function
		Private Shared Function GetFullResourceName(ByVal resourceName As String) As String
			Return String.Format("{0}.{1}", "SchedulerDemo.Data", resourceName)
		End Function
		Public Shared Function GetImageFromResource(ByVal imageName As String) As BitmapImage
			Dim executingAssembly As System.Reflection.Assembly = System.Reflection.Assembly.GetExecutingAssembly()
			Dim result As BitmapImage = DevExpress.Xpf.Core.Native.ImageHelper.CreateImageFromEmbeddedResource(executingAssembly, imageName)
			If result Is Nothing Then
				result = DevExpress.Xpf.Core.Native.ImageHelper.CreateImageFromEmbeddedResource(executingAssembly, GetFullImageResourceName(imageName))
			End If
			Return result
		End Function
		Private Shared Function GetFullImageResourceName(ByVal imageResourceName As String) As String
			Return String.Format("SchedulerDemo.Data.Images.{0}", imageResourceName)
		End Function
		Private Shared Function GetResourceStreamCore(ByVal resourceName As String) As Stream
			Return System.Reflection.Assembly.GetExecutingAssembly().GetManifestResourceStream(resourceName)
		End Function
		Public Shared Sub DataUnbind(ByVal control As SchedulerControl)
			control.Storage.ResourceStorage.DataSource = Nothing
			control.Storage.AppointmentStorage.DataSource = Nothing
		End Sub
	End Class

	Public Class SchedulerDemoUtils
		Public Shared Sub UpdateSchedulerWorkDays(ByVal scheduler As SchedulerControl, ByVal weekDays As WeekDays)
			Dim workDays As WorkDaysCollection = scheduler.WorkDays
			workDays.BeginUpdate()
			Try
				workDays.Clear()
				workDays.Add(New WeekDaysWorkDay(weekDays))
			Finally
				workDays.EndUpdate()
			End Try
		End Sub
		Public Shared Function AddWeekDay(ByVal workDays As WeekDays, ByVal day As WeekDays) As WeekDays
			Return workDays Or day
		End Function
		Public Shared Function RemoveWeekDay(ByVal workDays As WeekDays, ByVal day As WeekDays) As WeekDays
			Return workDays And Not day
		End Function
	End Class
	Public Class UsedAppointmentTypeToBoolConverter
		Implements IValueConverter
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim type As UsedAppointmentType = CType(value, UsedAppointmentType)
			Return If(type.Equals(UsedAppointmentType.All), True, False)
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return If(CBool(value), UsedAppointmentType.All, UsedAppointmentType.None)
		End Function
	End Class
	Public Class AppointmentConflictsModeToBoolConverter
		Implements IValueConverter
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim mode As AppointmentConflictsMode = CType(value, AppointmentConflictsMode)
			Return If(mode.Equals(AppointmentConflictsMode.Allowed), True, False)
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return If(CBool(value), AppointmentConflictsMode.Allowed, AppointmentConflictsMode.Forbidden)
		End Function
	End Class
	Public Class BitmapToBitmapSourceConverter
		Implements IValueConverter
		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim image As System.Windows.Controls.Image = TryCast(value, System.Windows.Controls.Image)
			Return image.Source


		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function
		#End Region
	End Class

	Public Class DateTimeToShortDateStringConverter
		Implements IValueConverter
		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As System.Globalization.CultureInfo) As Object Implements IValueConverter.Convert
			If value Is Nothing Then
				Return Nothing
			End If
			Dim dateTimeValue As DateTime = CDate(value)

			Dim param As String = If(parameter IsNot Nothing, parameter.ToString(), String.Empty)
			If param = String.Empty Then
				param = "MM/dd"
			End If

			Return dateTimeValue.ToString(param)
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As System.Globalization.CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function
		#End Region
	End Class
	Public Class LengthToCenterConverter
		Implements IValueConverter
		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			If Not(TypeOf value Is Double) OrElse targetType IsNot GetType(Double) Then
				Return Nothing
			End If
			Return CDbl(value) / 2
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			If Not(TypeOf value Is Double) OrElse targetType IsNot GetType(Double) Then
				Return Nothing
			End If
			Return CDbl(value) * 2
		End Function
		#End Region
	End Class
	Public Class TimeIntervalToStringConverter
		Implements IValueConverter
		Public Const DefaultFormat As String = "MMMM, dd yyyy"

		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim interval As TimeInterval = TryCast(value, TimeInterval)
			If interval Is Nothing OrElse targetType IsNot GetType(String) Then
				Return Nothing
			End If
			Dim format As String = TryCast(parameter, String)
			Dim actualFormat As String = If(format IsNot Nothing, format, DefaultFormat)
			If interval.Duration > TimeSpan.FromDays(1) Then
				Dim start As String = interval.Start.ToString(actualFormat)
				Dim [end] As String = interval.End.ToString(actualFormat)
				Return String.Format("{0} - {1}", start, [end])
			End If
			Return interval.Start.ToString(actualFormat)
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			If Not(TypeOf value Is String) OrElse targetType IsNot GetType(TimeInterval) Then
				Return Nothing
			End If
			Dim dateTimes() As String = (CStr(value)).Split("-"c)
			If dateTimes Is Nothing OrElse dateTimes.Length = 0 Then
				Return Nothing
			End If
			If dateTimes.Length > 1 Then
				Dim start As DateTime
				Dim [end] As DateTime
				If DateTime.TryParse(dateTimes(0), start) AndAlso DateTime.TryParse(dateTimes(1), [end]) Then
					Return New TimeInterval(start, [end])
				End If
			End If
			Dim dt As DateTime
			If DateTime.TryParse(dateTimes(0), dt) Then
				Return New TimeInterval(dt, dt)
			End If
			Return Nothing
		End Function
		#End Region
	End Class
	Public Class WeekDaysToBooleanConverter
		Implements IValueConverter
		Public Shared Function GetDay(ByVal day As String) As WeekDays
			Dim result As WeekDays
			If (Not System.Enum.TryParse(Of WeekDays)(day, result)) Then
				Return CType(0, WeekDays)
			End If
			Return result
		End Function

		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim workDays As WorkDaysCollection = TryCast(value, WorkDaysCollection)
			Dim day As String = TryCast(parameter, String)
			If workDays Is Nothing OrElse day Is Nothing Then
				Return Nothing
			End If
			Dim weekDay As WeekDays = GetDay(day)
			If CInt(Fix(weekDay)) = 0 Then
				Return Nothing
			End If
			Return (workDays.GetWeekDays() And weekDay) <> 0
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function
		#End Region
	End Class

	Public Class TimelineViewActiveConverter
		Implements IValueConverter
		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			Dim viewType As SchedulerViewType = CType(value, SchedulerViewType)
			If viewType.Equals(SchedulerViewType.Timeline) Then
				Return Visibility.Visible
			End If

			Return Visibility.Collapsed
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function
		#End Region
	End Class
	Public MustInherit Class DemoNamedImageConverter
		Implements IValueConverter
		Private Const resourcePath As String = "SchedulerDemo.Data.Images"

		Protected Shared Function CreateImage(ByVal name As String) As BitmapImage
			Dim imagePath As String = String.Format("{0}.png", name)
			Dim stream As Stream = DemoUtils.GetResourceStream(resourcePath, imagePath)
			Debug.Assert(stream IsNot Nothing)
			Return ImageHelper.CreateImageFromStream(stream)
		End Function

		#Region "IValueConverter Members"
		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			If Not(TypeOf value Is Integer) OrElse targetType IsNot GetType(ImageSource) Then
				Return Nothing
			End If
			Dim image As BitmapImage = Nothing
			If TryGetImageById(CInt(Fix(value)), image) Then
				Return image
			End If
			Return Nothing
		End Function
		Protected MustOverride Function TryGetImageById(ByVal id As Integer, <System.Runtime.InteropServices.Out()> ByRef image As BitmapImage) As Boolean

		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Throw New NotImplementedException()
		End Function

		#End Region
	End Class

	Public Class AppointmentStatusIdToImageConverter
		Inherits DemoNamedImageConverter
		Private Shared imagesTable As Dictionary(Of Integer, BitmapImage) = CreateImagesTable()
		Private Shared Function CreateImagesTable() As Dictionary(Of Integer, BitmapImage)
			Dim result As New Dictionary(Of Integer, BitmapImage)()
			result.Add(0, CreateImage("Free"))
			result.Add(1, CreateImage("Wash"))
			result.Add(2, CreateImage("Maintance"))
			result.Add(3, CreateImage("Rent"))
			result.Add(4, CreateImage("CheckUp"))
			Return result
		End Function
		Public Sub New()
		End Sub
		Protected Overrides Function TryGetImageById(ByVal id As Integer, <System.Runtime.InteropServices.Out()> ByRef image As BitmapImage) As Boolean
			Return imagesTable.TryGetValue(id, image)
		End Function
	End Class
	Public Class AppointmentLabelIdToImageConverter
		Inherits DemoNamedImageConverter
		Private Shared imagesTable As Dictionary(Of Integer, BitmapImage) = CreateImagesTable()
		Private Shared Function CreateImagesTable() As Dictionary(Of Integer, BitmapImage)
			Dim result As New Dictionary(Of Integer, BitmapImage)()
			result.Add(0, CreateImage("Red"))
			result.Add(1, CreateImage("Blue"))
			result.Add(2, CreateImage("Yellow"))
			result.Add(3, CreateImage("Lilac"))
			result.Add(4, CreateImage("Beige"))
			Return result
		End Function
		Public Sub New()
		End Sub
		Protected Overrides Function TryGetImageById(ByVal id As Integer, <System.Runtime.InteropServices.Out()> ByRef image As BitmapImage) As Boolean
			Return imagesTable.TryGetValue(id, image)
		End Function
	End Class
	Public Class FilteredAppointmentTextColorConverter
		Implements IValueConverter
		#Region "IValueConverter Members"

		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			If value Is Nothing OrElse targetType IsNot GetType(Brush) Then
				Return Nothing
			End If
			Return If(CBool(value), New SolidColorBrush(SystemColors.WindowTextColor), New SolidColorBrush(Colors.Gray))
		End Function
		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function

		#End Region

	End Class
	Public Class SchedulerResourceImageConverter
		Inherits DependencyObject
		Implements IValueConverter
		#Region "SchedulerControl"
		Public Property SchedulerControl() As SchedulerControl
			Get
				Return CType(GetValue(SchedulerControlProperty), SchedulerControl)
			End Get
			Set(ByVal value As SchedulerControl)
				SetValue(SchedulerControlProperty, value)
			End Set
		End Property
		Public Shared ReadOnly SchedulerControlProperty As DependencyProperty = CreateSchedulerControlProperty()
		Private Shared Function CreateSchedulerControlProperty() As DependencyProperty
			Return DevExpress.Xpf.Core.Native.DependencyPropertyHelper.RegisterProperty(Of SchedulerResourceImageConverter, SchedulerControl)("SchedulerControl", Nothing)
		End Function
		#End Region

		#Region "IValueConverter Members"

		Public Function Convert(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.Convert
			If value Is Nothing OrElse targetType IsNot GetType(ImageSource) OrElse SchedulerControl Is Nothing Then
				Return Nothing
			End If
			If SchedulerControl.Storage Is Nothing Then
				Return Nothing
			End If
			Dim resourceId As Object = value
			Dim resource As Resource = SchedulerControl.Storage.ResourceStorage.GetResourceById(resourceId)
			Return Nothing
		End Function

		Public Function ConvertBack(ByVal value As Object, ByVal targetType As Type, ByVal parameter As Object, ByVal culture As CultureInfo) As Object Implements IValueConverter.ConvertBack
			Return Nothing
		End Function

		#End Region
	End Class
	Public Class ObjectList
		Inherits List(Of Object)
	End Class
	Public Class ResourceNavigatorVisibilityTypes
		Inherits List(Of ResourceNavigatorVisibility)
	End Class
End Namespace