Code:
/ FX-1434 / FX-1434 / 1.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / FileDialogCustomPlace.cs / 1 / 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. // Copyright (c) Microsoft Corporation. All rights reserved.
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- AccessViolationException.cs
- WorkflowOwnershipException.cs
- UrlMappingCollection.cs
- XmlRootAttribute.cs
- PerformanceCounterLib.cs
- GlyphInfoList.cs
- AbstractExpressions.cs
- documentsequencetextview.cs
- SolidColorBrush.cs
- DbConnectionStringBuilder.cs
- DefinitionBase.cs
- Process.cs
- DataPager.cs
- DbProviderFactoriesConfigurationHandler.cs
- NativeMethodsCLR.cs
- NamespaceTable.cs
- DecryptRequest.cs
- CaseInsensitiveOrdinalStringComparer.cs
- DescendantOverDescendantQuery.cs
- XmlSerializationGeneratedCode.cs
- UIElementIsland.cs
- InvalidAsynchronousStateException.cs
- BitmapDownload.cs
- FileEnumerator.cs
- SslStream.cs
- EntityDataSourceColumn.cs
- propertyentry.cs
- SqlXml.cs
- webproxy.cs
- TextTreeInsertUndoUnit.cs
- ILGenerator.cs
- EpmTargetTree.cs
- Baml2006SchemaContext.cs
- DrawingGroup.cs
- UnsafeNativeMethods.cs
- StylusEditingBehavior.cs
- RoutedCommand.cs
- SiteOfOriginContainer.cs
- UnmanagedHandle.cs
- QuaternionAnimationBase.cs
- ToolStrip.cs
- XmlNodeReader.cs
- DispatcherExceptionEventArgs.cs
- EntityConnectionStringBuilder.cs
- ThreadInterruptedException.cs
- FocusWithinProperty.cs
- SqlProfileProvider.cs
- WindowsFormsHelpers.cs
- DeclarativeConditionsCollection.cs
- ColumnResizeUndoUnit.cs
- UserPreferenceChangingEventArgs.cs
- SemanticAnalyzer.cs
- WebBrowserBase.cs
- WebSysDefaultValueAttribute.cs
- SchemaNamespaceManager.cs
- DockPatternIdentifiers.cs
- EntityCommandCompilationException.cs
- RightsManagementPermission.cs
- ParallelEnumerable.cs
- SplitterPanel.cs
- Point.cs
- StructuralCache.cs
- Currency.cs
- RelatedPropertyManager.cs
- GlyphCache.cs
- DbReferenceCollection.cs
- TagMapInfo.cs
- ExpressionPrefixAttribute.cs
- Regex.cs
- JournalEntry.cs
- ConnectionPoint.cs
- WebPartDisplayModeEventArgs.cs
- StringArrayConverter.cs
- WindowsButton.cs
- WebPartDisplayModeCancelEventArgs.cs
- KoreanLunisolarCalendar.cs
- XmlSchema.cs
- ToolStripSettings.cs
- ComplexType.cs
- CollectionViewGroup.cs
- _ConnectStream.cs
- IndependentAnimationStorage.cs
- Vector3DConverter.cs
- PermissionToken.cs
- TreeViewImageIndexConverter.cs
- ValidationErrorCollection.cs
- FixedTextView.cs
- AlternationConverter.cs
- ElementUtil.cs
- WinCategoryAttribute.cs
- ListViewItemSelectionChangedEvent.cs
- CompilerInfo.cs
- MouseButtonEventArgs.cs
- WebPartAddingEventArgs.cs
- EnumerableRowCollectionExtensions.cs
- StackBuilderSink.cs
- MappingModelBuildProvider.cs
- NegatedConstant.cs
- EdmSchemaError.cs
- XmlSchemaSimpleContentExtension.cs