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 / Media / Animation / KeySplineConverter.cs / 1 / KeySplineConverter.cs
//------------------------------------------------------------------------------ // Microsoft Avalon // Copyright (c) Microsoft Corporation, 2001-2003 // // File: KeySplineConverter.cs //----------------------------------------------------------------------------- // Allow suppression of certain presharp messages #pragma warning disable 1634, 1691 using MS.Internal; using System; using System.ComponentModel; using System.ComponentModel.Design.Serialization; using System.Globalization; using System.Reflection; using System.Windows.Media.Animation; using System.Security; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows { ////// PointConverter - Converter class for converting instances of other types to Point instances /// ///public class KeySplineConverter : TypeConverter { /// /// CanConvertFrom - Returns whether or not this class can convert from a given type /// ///public override bool CanConvertFrom(ITypeDescriptorContext typeDescriptor, Type destinationType) { if (destinationType == typeof(string)) { return true; } else { return false; } } /// /// TypeConverter method override. /// /// ITypeDescriptorContext /// Type to convert to ///true if conversion is possible ///public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { if ( destinationType == typeof(InstanceDescriptor) || destinationType == typeof(string)) { return true; } else { return false; } } /// /// ConvertFrom /// public override object ConvertFrom( ITypeDescriptorContext context, CultureInfo cultureInfo, object value) { string stringValue = value as string; if (value == null) { throw new NotSupportedException(SR.Get(SRID.Converter_ConvertFromNotSupported)); } TokenizerHelper th = new TokenizerHelper(stringValue, cultureInfo); return new KeySpline( Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo)); } ////// TypeConverter method implementation. /// /// ITypeDescriptorContext /// current culture (see CLR specs), null is a valid value /// value to convert from /// Type to convert to ///converted value ////// /// Critical: calls InstanceDescriptor ctor which LinkDemands /// PublicOK: can only make an InstanceDescriptor for KeySpline, not an arbitrary class /// [SecurityCritical] public override object ConvertTo( ITypeDescriptorContext context, CultureInfo cultureInfo, object value, Type destinationType) { KeySpline keySpline = value as KeySpline; if (keySpline != null && destinationType != null) { if (destinationType == typeof(InstanceDescriptor)) { ConstructorInfo ci = typeof(KeySpline).GetConstructor(new Type[] { typeof(double), typeof(double), typeof(double), typeof(double) }); return new InstanceDescriptor(ci, new object[] { keySpline.ControlPoint1.X, keySpline.ControlPoint1.Y, keySpline.ControlPoint2.X, keySpline.ControlPoint2.Y }); } else if (destinationType == typeof(string)) { #pragma warning disable 56506 // Suppress presharp warning: Parameter 'cultureInfo.TextInfo' to this public method must be validated: A null-dereference can occur here. return String.Format( cultureInfo, "{0}{4}{1}{4}{2}{4}{3}", keySpline.ControlPoint1.X, keySpline.ControlPoint1.Y, keySpline.ControlPoint2.X, keySpline.ControlPoint2.Y, cultureInfo != null ? cultureInfo.TextInfo.ListSeparator : CultureInfo.InvariantCulture.TextInfo.ListSeparator); #pragma warning restore 56506 } } // Pass unhandled cases to base class (which will throw exceptions for null value or destinationType.) return base.ConvertTo(context, cultureInfo, value, destinationType); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. //------------------------------------------------------------------------------ // Microsoft Avalon // Copyright (c) Microsoft Corporation, 2001-2003 // // File: KeySplineConverter.cs //----------------------------------------------------------------------------- // Allow suppression of certain presharp messages #pragma warning disable 1634, 1691 using MS.Internal; using System; using System.ComponentModel; using System.ComponentModel.Design.Serialization; using System.Globalization; using System.Reflection; using System.Windows.Media.Animation; using System.Security; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows { ////// PointConverter - Converter class for converting instances of other types to Point instances /// ///public class KeySplineConverter : TypeConverter { /// /// CanConvertFrom - Returns whether or not this class can convert from a given type /// ///public override bool CanConvertFrom(ITypeDescriptorContext typeDescriptor, Type destinationType) { if (destinationType == typeof(string)) { return true; } else { return false; } } /// /// TypeConverter method override. /// /// ITypeDescriptorContext /// Type to convert to ///true if conversion is possible ///public override bool CanConvertTo(ITypeDescriptorContext context, Type destinationType) { if ( destinationType == typeof(InstanceDescriptor) || destinationType == typeof(string)) { return true; } else { return false; } } /// /// ConvertFrom /// public override object ConvertFrom( ITypeDescriptorContext context, CultureInfo cultureInfo, object value) { string stringValue = value as string; if (value == null) { throw new NotSupportedException(SR.Get(SRID.Converter_ConvertFromNotSupported)); } TokenizerHelper th = new TokenizerHelper(stringValue, cultureInfo); return new KeySpline( Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo), Convert.ToDouble(th.NextTokenRequired(), cultureInfo)); } ////// TypeConverter method implementation. /// /// ITypeDescriptorContext /// current culture (see CLR specs), null is a valid value /// value to convert from /// Type to convert to ///converted value ////// /// Critical: calls InstanceDescriptor ctor which LinkDemands /// PublicOK: can only make an InstanceDescriptor for KeySpline, not an arbitrary class /// [SecurityCritical] public override object ConvertTo( ITypeDescriptorContext context, CultureInfo cultureInfo, object value, Type destinationType) { KeySpline keySpline = value as KeySpline; if (keySpline != null && destinationType != null) { if (destinationType == typeof(InstanceDescriptor)) { ConstructorInfo ci = typeof(KeySpline).GetConstructor(new Type[] { typeof(double), typeof(double), typeof(double), typeof(double) }); return new InstanceDescriptor(ci, new object[] { keySpline.ControlPoint1.X, keySpline.ControlPoint1.Y, keySpline.ControlPoint2.X, keySpline.ControlPoint2.Y }); } else if (destinationType == typeof(string)) { #pragma warning disable 56506 // Suppress presharp warning: Parameter 'cultureInfo.TextInfo' to this public method must be validated: A null-dereference can occur here. return String.Format( cultureInfo, "{0}{4}{1}{4}{2}{4}{3}", keySpline.ControlPoint1.X, keySpline.ControlPoint1.Y, keySpline.ControlPoint2.X, keySpline.ControlPoint2.Y, cultureInfo != null ? cultureInfo.TextInfo.ListSeparator : CultureInfo.InvariantCulture.TextInfo.ListSeparator); #pragma warning restore 56506 } } // Pass unhandled cases to base class (which will throw exceptions for null value or destinationType.) return base.ConvertTo(context, cultureInfo, value, destinationType); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ColorDialog.cs
- XPathParser.cs
- MouseEvent.cs
- SystemIPGlobalProperties.cs
- SerializationSectionGroup.cs
- loginstatus.cs
- DSASignatureDeformatter.cs
- ConfigurationLocation.cs
- ArgumentException.cs
- StatusBarPanelClickEvent.cs
- HtmlInputText.cs
- DataGridViewColumnTypeEditor.cs
- QueryInterceptorAttribute.cs
- MarkupObject.cs
- unitconverter.cs
- SizeAnimationUsingKeyFrames.cs
- ContractMapping.cs
- altserialization.cs
- ISO2022Encoding.cs
- SecurityIdentifierElement.cs
- StringStorage.cs
- Validator.cs
- HWStack.cs
- ToolStripPanel.cs
- LocatorBase.cs
- SwitchLevelAttribute.cs
- SqlInternalConnectionTds.cs
- GridErrorDlg.cs
- ListItemConverter.cs
- EndpointAddressMessageFilterTable.cs
- FloaterBaseParaClient.cs
- PopOutPanel.cs
- HashCodeCombiner.cs
- CannotUnloadAppDomainException.cs
- ProviderManager.cs
- DataGrid.cs
- DrawListViewColumnHeaderEventArgs.cs
- TerminatorSinks.cs
- XPathNode.cs
- ValidatingPropertiesEventArgs.cs
- FtpCachePolicyElement.cs
- StringPropertyBuilder.cs
- Menu.cs
- MbpInfo.cs
- NamespaceCollection.cs
- PersonalizationProvider.cs
- DispatcherExceptionEventArgs.cs
- DescendantBaseQuery.cs
- QilIterator.cs
- XPathSelfQuery.cs
- DragEvent.cs
- prompt.cs
- ResourceIDHelper.cs
- SqlFacetAttribute.cs
- SerialStream.cs
- AppSettingsReader.cs
- AsymmetricSignatureFormatter.cs
- ExpandCollapsePattern.cs
- SoapAttributeAttribute.cs
- XmlSchemaInclude.cs
- DataGridViewColumnDividerDoubleClickEventArgs.cs
- InvokeMemberBinder.cs
- recordstate.cs
- ValueChangedEventManager.cs
- EventsTab.cs
- TextTreeFixupNode.cs
- FormDocumentDesigner.cs
- SmtpAuthenticationManager.cs
- MultipartContentParser.cs
- XmlDataImplementation.cs
- Journal.cs
- MemoryMappedViewAccessor.cs
- DateTimeSerializationSection.cs
- MessageProperties.cs
- X500Name.cs
- MetadataPropertyCollection.cs
- filewebresponse.cs
- DefaultProxySection.cs
- _ListenerAsyncResult.cs
- RuleSettingsCollection.cs
- EdmComplexPropertyAttribute.cs
- Int32Animation.cs
- ApplicationBuildProvider.cs
- SimpleHandlerBuildProvider.cs
- XamlSerializationHelper.cs
- DataGridToolTip.cs
- OleDbParameter.cs
- XsdBuilder.cs
- LingerOption.cs
- DynamicObject.cs
- peersecurityelement.cs
- SingleObjectCollection.cs
- CodeNamespace.cs
- DbException.cs
- ControlSerializer.cs
- CatalogPartCollection.cs
- QuaternionValueSerializer.cs
- DocumentXmlWriter.cs
- DataGridViewCellStyleEditor.cs
- indexingfiltermarshaler.cs