InputScopeNameConverter.cs source code in C# .NET

                        Code:
                         / Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / Orcas / NetFXw7 / wpf / src / Core / CSharp / System / Windows / Input / InputScopeNameConverter.cs / 1 / InputScopeNameConverter.cs
                        
                        
                            //---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: class for input scope type-converter 
// 
// Please refer to the design specfication http://avalon/Cicero/Specifications/Stylable%20InputScope.mht
// 
// History:
//  1/20/2005 : yutakan - created
//
//--------------------------------------------------------------------------- 
using System;
using System.Collections.Generic; 
using System.Windows.Input; 
using System.ComponentModel;
using System.Globalization; 
using System.ComponentModel.Design.Serialization;


namespace System.Windows.Input 
{
    /// 
    /// type-converter which performs type conversions for inputscope 
    ///
    /// http://avalon/Cicero/Specifications/Stylable%20InputScope.mht 
    public class InputScopeNameConverter : TypeConverter
    {
        ///
        /// Returns whether this converter can convert an object of one type to InputScope type 
        /// InputScopeConverter only supports string type to convert from
        /// 
        /// 
        /// The conversion context.
        /// 
        ///
        /// The type to convert from.
        ///
        /// 
        /// True if conversion is possible, false otherwise.
        /// 
        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) 
        {
            // We can only handle string. 
            if (sourceType == typeof(string))
            {
                return true;
            } 
            return false;
        } 
 
        ///
        /// Returns whether this converter can convert the object to the specified type. 
        /// InputScopeConverter only supports string type to convert to
        ///
        ///
        /// The conversion context. 
        ///
        /// 
        /// The type to convert to. 
        ///
        /// 
        /// True if conversion is possible, false otherwise.
        ///

         public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) 
        {
            if (typeof (string) == destinationType && null != context && null != context.Instance && context.Instance is InputScopeName) 
            { 
                return true;
            } 
            return false;
        }

        /// 
        /// Converts the given value to InputScope type
        /// 
        ///  
        /// The conversion context.
        ///  
        /// 
        /// The current culture that applies to the conversion.
        /// 
        ///  
        /// The source object to convert from.
        ///  
        ///  
        /// InputScope object with a specified scope name, otherwise InputScope with Default scope.
        ///  

        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object source)
        {
            string stringSource = source as string; 
            InputScopeNameValue nameValue = InputScopeNameValue.Default;
            InputScopeName inputScopeName; 
 
            if (null != stringSource)
            { 
                stringSource = stringSource.Trim();

                if (-1 != stringSource.LastIndexOf('.'))
                    stringSource = stringSource.Substring(stringSource.LastIndexOf('.')+1); 

                if (!stringSource.Equals(String.Empty)) 
                { 

                    nameValue = (InputScopeNameValue)Enum.Parse(typeof(InputScopeNameValue), stringSource); 
                }
            }

            inputScopeName = new InputScopeName(); 
            inputScopeName.NameValue = nameValue;
            return inputScopeName; 
        } 

        /// 
        /// Converts the given value as InputScope object to the specified type.
        /// This converter only supports string type as a type to convert to.
        ///
        ///  
        /// The conversion context.
        ///  
        ///  
        /// The current culture that applies to the conversion.
        ///  
        /// 
        /// The value to convert.
        /// 
        ///  
        /// The type to convert to.
        ///  
        ///  
        /// A new object of the specified type (string) converted from the given InputScope object.
        ///  
        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        {
            InputScopeName inputScopeName = value as InputScopeName;
            if (null != destinationType && null != inputScopeName) 
            {
                if (destinationType == typeof(string)) 
                { 
                    return Enum.GetName(typeof(InputScopeNameValue), inputScopeName.NameValue);
                } 
            }
            return base.ConvertTo(context, culture, value, destinationType);
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
//---------------------------------------------------------------------------- 
//
// 
//    Copyright (C) Microsoft Corporation.  All rights reserved.
//  
//
// Description: class for input scope type-converter 
// 
// Please refer to the design specfication http://avalon/Cicero/Specifications/Stylable%20InputScope.mht
// 
// History:
//  1/20/2005 : yutakan - created
//
//--------------------------------------------------------------------------- 
using System;
using System.Collections.Generic; 
using System.Windows.Input; 
using System.ComponentModel;
using System.Globalization; 
using System.ComponentModel.Design.Serialization;


namespace System.Windows.Input 
{
    /// 
    /// type-converter which performs type conversions for inputscope 
    ///
    /// http://avalon/Cicero/Specifications/Stylable%20InputScope.mht 
    public class InputScopeNameConverter : TypeConverter
    {
        ///
        /// Returns whether this converter can convert an object of one type to InputScope type 
        /// InputScopeConverter only supports string type to convert from
        /// 
        /// 
        /// The conversion context.
        /// 
        ///
        /// The type to convert from.
        ///
        /// 
        /// True if conversion is possible, false otherwise.
        /// 
        public override bool CanConvertFrom(ITypeDescriptorContext context, Type sourceType) 
        {
            // We can only handle string. 
            if (sourceType == typeof(string))
            {
                return true;
            } 
            return false;
        } 
 
        ///
        /// Returns whether this converter can convert the object to the specified type. 
        /// InputScopeConverter only supports string type to convert to
        ///
        ///
        /// The conversion context. 
        ///
        /// 
        /// The type to convert to. 
        ///
        /// 
        /// True if conversion is possible, false otherwise.
        ///

         public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) 
        {
            if (typeof (string) == destinationType && null != context && null != context.Instance && context.Instance is InputScopeName) 
            { 
                return true;
            } 
            return false;
        }

        /// 
        /// Converts the given value to InputScope type
        /// 
        ///  
        /// The conversion context.
        ///  
        /// 
        /// The current culture that applies to the conversion.
        /// 
        ///  
        /// The source object to convert from.
        ///  
        ///  
        /// InputScope object with a specified scope name, otherwise InputScope with Default scope.
        ///  

        public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object source)
        {
            string stringSource = source as string; 
            InputScopeNameValue nameValue = InputScopeNameValue.Default;
            InputScopeName inputScopeName; 
 
            if (null != stringSource)
            { 
                stringSource = stringSource.Trim();

                if (-1 != stringSource.LastIndexOf('.'))
                    stringSource = stringSource.Substring(stringSource.LastIndexOf('.')+1); 

                if (!stringSource.Equals(String.Empty)) 
                { 

                    nameValue = (InputScopeNameValue)Enum.Parse(typeof(InputScopeNameValue), stringSource); 
                }
            }

            inputScopeName = new InputScopeName(); 
            inputScopeName.NameValue = nameValue;
            return inputScopeName; 
        } 

        /// 
        /// Converts the given value as InputScope object to the specified type.
        /// This converter only supports string type as a type to convert to.
        ///
        ///  
        /// The conversion context.
        ///  
        ///  
        /// The current culture that applies to the conversion.
        ///  
        /// 
        /// The value to convert.
        /// 
        ///  
        /// The type to convert to.
        ///  
        ///  
        /// A new object of the specified type (string) converted from the given InputScope object.
        ///  
        public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type destinationType)
        {
            InputScopeName inputScopeName = value as InputScopeName;
            if (null != destinationType && null != inputScopeName) 
            {
                if (destinationType == typeof(string)) 
                { 
                    return Enum.GetName(typeof(InputScopeNameValue), inputScopeName.NameValue);
                } 
            }
            return base.ConvertTo(context, culture, value, destinationType);
        }
    } 
}

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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InputScopeNameConverter.cs source code in C# .NET

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