Code:
/ DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / Designer / WinForms / System / WinForms / Design / DesignBindingConverter.cs / 1 / DesignBindingConverter.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms.Design { using System; using System.Design; using System.Collections; using System.ComponentModel; using System.Globalization; ////// /// internal class DesignBindingConverter : TypeConverter { public override bool CanConvertTo(ITypeDescriptorContext context, Type sourceType) { return (typeof(string) == sourceType); } public override bool CanConvertFrom(ITypeDescriptorContext context, Type destType) { return (typeof(string) == destType); } public override object ConvertTo(ITypeDescriptorContext context, CultureInfo culture, object value, Type sourceType) { DesignBinding designBinding = (DesignBinding) value; if (designBinding.IsNull) { return SR.GetString(SR.DataGridNoneString); } else { string name = ""; if (designBinding.DataSource is IComponent) { IComponent component = (IComponent) designBinding.DataSource; if (component.Site != null) { name = component.Site.Name; } } if (name.Length == 0) { if (designBinding.DataSource is IListSource || designBinding.DataSource is IList || designBinding.DataSource is Array) { name = "(List)"; } else { string typeName = TypeDescriptor.GetClassName(designBinding.DataSource); int lastDot = typeName.LastIndexOf('.'); if (lastDot != -1) { typeName = typeName.Substring(lastDot + 1); } name = string.Format(CultureInfo.CurrentCulture, "({0})", typeName); } } name += " - " + designBinding.DataMember; return name; } } public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value) { string text = (string) value; if (text == null || text.Length == 0 || String.Compare(text,SR.GetString(SR.DataGridNoneString),true, CultureInfo.CurrentCulture) == 0) { return DesignBinding.Null; } else { int dash = text.IndexOf("-"); if (dash == -1) { throw new ArgumentException(SR.GetString(SR.DesignBindingBadParseString, text)); } string componentName = text.Substring(0,dash - 1).Trim(); string dataMember = text.Substring(dash + 1).Trim(); if (context == null || context.Container == null) { throw new ArgumentException(SR.GetString(SR.DesignBindingContextRequiredWhenParsing, text)); } IContainer container = DesignerUtils.CheckForNestedContainer(context.Container); // ...necessary to support SplitterPanel components IComponent dataSource = container.Components[componentName]; if (dataSource == null) { if (String.Equals(componentName, "(List)", StringComparison.OrdinalIgnoreCase)) { return null; } throw new ArgumentException(SR.GetString(SR.DesignBindingComponentNotFound, componentName)); } return new DesignBinding(dataSource,dataMember); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved./// Converts data bindings for use in the design-time environment. /// ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- ViewStateException.cs
- TextBoxView.cs
- CompareValidator.cs
- DBSchemaTable.cs
- TraceLog.cs
- LateBoundBitmapDecoder.cs
- __TransparentProxy.cs
- BufferedWebEventProvider.cs
- XmlSchemaComplexContent.cs
- X509AsymmetricSecurityKey.cs
- CancellationState.cs
- SByte.cs
- FreezableCollection.cs
- BrowserTree.cs
- LiteralControl.cs
- XmlSchemaSimpleTypeRestriction.cs
- ActivityDefaults.cs
- CalendarModeChangedEventArgs.cs
- HttpHeaderCollection.cs
- RuntimeHelpers.cs
- ClientProxyGenerator.cs
- ColumnClickEvent.cs
- ProcessModelSection.cs
- BuildProvidersCompiler.cs
- ProviderBase.cs
- CodeSnippetTypeMember.cs
- ZipIOCentralDirectoryDigitalSignature.cs
- ComplexPropertyEntry.cs
- VisualStyleInformation.cs
- XmlDocumentType.cs
- SendActivity.cs
- IntPtr.cs
- ProvidersHelper.cs
- DBPropSet.cs
- Directory.cs
- ThemeableAttribute.cs
- RightsManagementInformation.cs
- GroupPartitionExpr.cs
- MoveSizeWinEventHandler.cs
- Vector3D.cs
- DocumentOrderQuery.cs
- MetadataUtilsSmi.cs
- webclient.cs
- MatrixConverter.cs
- RegexMatchCollection.cs
- DocumentProperties.cs
- TcpServerChannel.cs
- ControlDesigner.cs
- BatchParser.cs
- ScrollBar.cs
- BasicCommandTreeVisitor.cs
- WsdlServiceChannelBuilder.cs
- Stacktrace.cs
- QilLiteral.cs
- WindowsFormsLinkLabel.cs
- SymbolMethod.cs
- xdrvalidator.cs
- ParameterCollection.cs
- EntityKey.cs
- DataTableNewRowEvent.cs
- MenuItemCollection.cs
- ColorMatrix.cs
- XmlEncodedRawTextWriter.cs
- Atom10FeedFormatter.cs
- DataGridViewColumnHeaderCell.cs
- Msec.cs
- RuleInfoComparer.cs
- ADConnectionHelper.cs
- Delegate.cs
- ConfigurationErrorsException.cs
- StringArrayEditor.cs
- EastAsianLunisolarCalendar.cs
- GridViewPageEventArgs.cs
- ThemeDictionaryExtension.cs
- SerializerDescriptor.cs
- ReflectionTypeLoadException.cs
- Span.cs
- HtmlHistory.cs
- Assembly.cs
- CodeVariableDeclarationStatement.cs
- EventDescriptorCollection.cs
- CompareValidator.cs
- TemplateInstanceAttribute.cs
- ToolBar.cs
- SmiTypedGetterSetter.cs
- DataErrorValidationRule.cs
- SupportsEventValidationAttribute.cs
- SubpageParaClient.cs
- OneOfElement.cs
- SessionEndedEventArgs.cs
- ClientCultureInfo.cs
- TrackingMemoryStreamFactory.cs
- AdjustableArrowCap.cs
- NumericUpDown.cs
- SelectionProviderWrapper.cs
- TraceContext.cs
- MouseCaptureWithinProperty.cs
- SmtpFailedRecipientException.cs
- TransactionManager.cs
- IntegerFacetDescriptionElement.cs