Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / FileDialogCustomPlace.cs / 1305376 / FileDialogCustomPlace.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- using System; using System.IO; using System.Security; using System.Security.Permissions; using System.Text; namespace System.Windows.Forms { //Sample Guids // internal const string ComputerFolder = "0AC0837C-BBF8-452A-850D-79D08E667CA7"; // internal const string Favorites = "1777F761-68AD-4D8A-87BD-30B759FA33DD"; // internal const string Documents = "FDD39AD0-238F-46AF-ADB4-6C85480369C7"; // internal const string Profile = "5E6C858F-0E22-4760-9AFE-EA3317B67173"; public class FileDialogCustomPlace { private string _path = ""; private Guid _knownFolderGuid = Guid.Empty; public FileDialogCustomPlace(string path) { this.Path = path; } public FileDialogCustomPlace(Guid knownFolderGuid) { this.KnownFolderGuid = knownFolderGuid; } public string Path { get { if (string.IsNullOrEmpty(this._path)) { return String.Empty; } return this._path; } set { this._path = value ?? ""; this._knownFolderGuid = Guid.Empty; } } public Guid KnownFolderGuid { get { return this._knownFolderGuid; } set { this._path = String.Empty; this._knownFolderGuid = value; } } public override string ToString() { return string.Format(System.Globalization.CultureInfo.CurrentCulture, "{0} Path: {1} KnownFolderGuid: {2}", base.ToString(), this.Path, this.KnownFolderGuid); } internal FileDialogNative.IShellItem GetNativePath() { //This can throw in a multitude of ways if the path or Guid doesn't correspond //to an actual filesystem directory. Caller is responsible for handling these situations. string filePathString = ""; if (!string.IsNullOrEmpty(this._path)) { filePathString = this._path; } else { filePathString = GetFolderLocation(this._knownFolderGuid); } if (string.IsNullOrEmpty(filePathString)) { return null; } else { return FileDialog.GetShellItemForPath(filePathString); } } private static string GetFolderLocation(Guid folderGuid) { //returns a null string if the path can't be found //SECURITY: This exposes the filesystem path of the GUID. The returned value // must not be made available to user code. if (!UnsafeNativeMethods.IsVista) { return null; } StringBuilder path = new StringBuilder(NativeMethods.MAX_PATH); int result = UnsafeNativeMethods.Shell32.SHGetFolderPathEx(ref folderGuid, 0, IntPtr.Zero, path, (uint)path.Capacity); if (NativeMethods.S_OK == result) { string ret = path.ToString(); return ret; } else { // 0x80070002 is an explicit FileNotFound error. return null; } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007.
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- PolicyException.cs
- HttpHeaderCollection.cs
- EntityDataSourceDesigner.cs
- CustomAssemblyResolver.cs
- WindowsIPAddress.cs
- EncryptedKeyIdentifierClause.cs
- DataGridColumn.cs
- XmlILTrace.cs
- DependentTransaction.cs
- RootBrowserWindowAutomationPeer.cs
- OrCondition.cs
- _NestedSingleAsyncResult.cs
- DirectoryNotFoundException.cs
- MailMessageEventArgs.cs
- KeyToListMap.cs
- DebugHandleTracker.cs
- TextMarkerSource.cs
- CompositionAdorner.cs
- CodeAccessSecurityEngine.cs
- _ContextAwareResult.cs
- DispatcherFrame.cs
- ColorInterpolationModeValidation.cs
- InfiniteIntConverter.cs
- GridErrorDlg.cs
- DrawingAttributesDefaultValueFactory.cs
- DataKey.cs
- ProcessModuleCollection.cs
- LinqDataSourceUpdateEventArgs.cs
- QueueProcessor.cs
- FrameworkContentElement.cs
- TransformationRules.cs
- ErrorFormatter.cs
- NameHandler.cs
- Matrix3D.cs
- XmlAggregates.cs
- SafePointer.cs
- SerialPort.cs
- XmlHierarchicalDataSourceView.cs
- ValidationError.cs
- RoutingEndpointTrait.cs
- SelectorItemAutomationPeer.cs
- BaseDataList.cs
- WebControlAdapter.cs
- PeerNameRecord.cs
- CompilationPass2Task.cs
- IncrementalCompileAnalyzer.cs
- ConfigurationException.cs
- DbConnectionPoolCounters.cs
- XamlToRtfParser.cs
- BindingListCollectionView.cs
- DoubleAnimation.cs
- SurrogateDataContract.cs
- TypeName.cs
- EntityTemplateUserControl.cs
- WindowsPen.cs
- Converter.cs
- MaskedTextBoxTextEditor.cs
- wmiutil.cs
- TypeUsageBuilder.cs
- BinHexEncoder.cs
- NamespaceCollection.cs
- EllipseGeometry.cs
- LingerOption.cs
- ExpressionPrefixAttribute.cs
- WebSysDisplayNameAttribute.cs
- DataGridViewColumnEventArgs.cs
- DelegatingChannelListener.cs
- sqlpipe.cs
- CacheMode.cs
- VBCodeProvider.cs
- SinglePageViewer.cs
- ByteAnimationUsingKeyFrames.cs
- QueryStringConverter.cs
- Camera.cs
- ImportCatalogPart.cs
- Environment.cs
- Console.cs
- URLString.cs
- MarshalByRefObject.cs
- ParameterCollection.cs
- UIElement3D.cs
- WebResourceAttribute.cs
- LeftCellWrapper.cs
- SequenceNumber.cs
- PolicyAssertionCollection.cs
- RecognitionEventArgs.cs
- ChannelBinding.cs
- CqlWriter.cs
- LinqDataSourceSelectEventArgs.cs
- LinkUtilities.cs
- MeasureData.cs
- RequestTimeoutManager.cs
- KeyTimeConverter.cs
- SoapProcessingBehavior.cs
- Base64Encoder.cs
- CloseSequenceResponse.cs
- TextTrailingWordEllipsis.cs
- Baml2006Reader.cs
- BinHexEncoder.cs
- LogicalExpr.cs