Code:
/ 4.0 / 4.0 / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / MIT / System / Web / UI / MobileControls / Design / ImageDesigner.cs / 1305376 / ImageDesigner.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.MobileControls { using System; using System.Collections; using System.ComponentModel; using System.ComponentModel.Design; using System.Diagnostics; using System.Drawing; using System.IO; using System.Text; using System.Web.UI; using System.Web.UI.Design; using System.Web.UI.MobileControls; using System.Web.UI.MobileControls.Adapters; using System.Web.UI.Design.MobileControls.Adapters; using System.Web.UI.Design.MobileControls.Converters; using System.Web.UI.Design.MobileControls.Util; using Image = System.Web.UI.MobileControls.Image; [ System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode) ] [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] internal class ImageDesigner : MobileControlDesigner { private Image _image; private TemporaryBitmapFile _tempBmpFile; private Uri _cachedWbmpUri; private String _baseUrl = String.Empty; private String BaseUrl { get { if (_baseUrl != null && _baseUrl.Length == 0) { IWebFormsDocumentService wfServices = (IWebFormsDocumentService)GetService(typeof(IWebFormsDocumentService)); Debug.Assert(wfServices != null); _baseUrl = wfServices.DocumentUrl; } return _baseUrl; } } ////// /// /// The control element being designed. /// ////// Initializes the designer. /// ////// ////// This is called by the designer host to establish the component being /// designed. /// ///public override void Initialize(IComponent component) { Debug.Assert(component is System.Web.UI.MobileControls.Image, "ImageDesigner.Initialize - Invalid Image Control"); _image = (System.Web.UI.MobileControls.Image) component; base.Initialize(component); } /// /// ////// Disposes of the resources (other than memory) used by the /// ///. /// /// ////// Call ///when /// you are finished using the . The method leaves the in an unusable state. After /// calling , you must release all /// references to the so the memory it was occupying /// can be reclaimed by garbage collection. /// /// Always call ///before you release your last reference to /// the . Otherwise, the resources /// the is using will not be freed /// until garbage collection calls the object's /// destructor. /// protected override void Dispose(bool disposing) { if (disposing && _tempBmpFile != null) { _tempBmpFile.Dispose(); _cachedWbmpUri = null; _tempBmpFile = null; } base.Dispose(disposing); } private String GetConvertedImageURI(String imageUriString) { Uri baseUri = new Uri(BaseUrl); Uri imageUri = new Uri(baseUri, imageUriString); String extension = Path.GetExtension(imageUriString); if(extension.Equals(".wbmp")) { if(_tempBmpFile != null) { if(_cachedWbmpUri != null && _cachedWbmpUri.Equals(imageUri)) { return _tempBmpFile.Url; } else { _tempBmpFile.Dispose(); _tempBmpFile = null; _cachedWbmpUri = null; } } Byte[] buffer = FileReader.Read(imageUri); if(buffer == null) { // Could not read image from URI, return original URI to // Trident and let it render as a broken image. goto ConversionError; } Bitmap bitmap = WbmpConverter.Convert(buffer); if(bitmap == null) { // .wbmp appears to be corrupt, return original URI to // Trident and let it render as a broken image. goto ConversionError; } _tempBmpFile = new TemporaryBitmapFile(bitmap); imageUriString = _tempBmpFile.Url; _cachedWbmpUri = imageUri; } ConversionError: return imageUriString; } /// /// ////// Gets the HTML to be used for the design time representation of the control runtime. /// ////// protected override String GetDesignTimeNormalHtml() { String tempUrl = String.Empty; bool replaceUrl = (_image.ImageUrl.Length > 0); DesignerTextWriter writer = new DesignerTextWriter(); tempUrl = _image.ImageUrl; _image.ImageUrl = GetConvertedImageURI(_image.ImageUrl); _image.Adapter.Render(writer); _image.ImageUrl = tempUrl; return writer.ToString(); } public override void OnComponentChanged(Object sender, ComponentChangedEventArgs e) { if ((e.Member != null) && e.Member.Name.Equals("NavigateUrl")) { _image.NavigateUrl = NavigateUrlConverter.GetUrl( _image, e.NewValue.ToString(), e.OldValue.ToString() ); e = new ComponentChangedEventArgs(e.Component, e.Member, e.OldValue, _image.NavigateUrl); } base.OnComponentChanged(sender, e); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ ///// The design time HTML. /// ///// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Web.UI.Design.MobileControls { using System; using System.Collections; using System.ComponentModel; using System.ComponentModel.Design; using System.Diagnostics; using System.Drawing; using System.IO; using System.Text; using System.Web.UI; using System.Web.UI.Design; using System.Web.UI.MobileControls; using System.Web.UI.MobileControls.Adapters; using System.Web.UI.Design.MobileControls.Adapters; using System.Web.UI.Design.MobileControls.Converters; using System.Web.UI.Design.MobileControls.Util; using Image = System.Web.UI.MobileControls.Image; [ System.Security.Permissions.SecurityPermission(System.Security.Permissions.SecurityAction.Demand, Flags=System.Security.Permissions.SecurityPermissionFlag.UnmanagedCode) ] [Obsolete("The System.Web.Mobile.dll assembly has been deprecated and should no longer be used. For information about how to develop ASP.NET mobile applications, see http://go.microsoft.com/fwlink/?LinkId=157231.")] internal class ImageDesigner : MobileControlDesigner { private Image _image; private TemporaryBitmapFile _tempBmpFile; private Uri _cachedWbmpUri; private String _baseUrl = String.Empty; private String BaseUrl { get { if (_baseUrl != null && _baseUrl.Length == 0) { IWebFormsDocumentService wfServices = (IWebFormsDocumentService)GetService(typeof(IWebFormsDocumentService)); Debug.Assert(wfServices != null); _baseUrl = wfServices.DocumentUrl; } return _baseUrl; } } ////// /// /// The control element being designed. /// ////// Initializes the designer. /// ////// ////// This is called by the designer host to establish the component being /// designed. /// ///public override void Initialize(IComponent component) { Debug.Assert(component is System.Web.UI.MobileControls.Image, "ImageDesigner.Initialize - Invalid Image Control"); _image = (System.Web.UI.MobileControls.Image) component; base.Initialize(component); } /// /// ////// Disposes of the resources (other than memory) used by the /// ///. /// /// ////// Call ///when /// you are finished using the . The method leaves the in an unusable state. After /// calling , you must release all /// references to the so the memory it was occupying /// can be reclaimed by garbage collection. /// /// Always call ///before you release your last reference to /// the . Otherwise, the resources /// the is using will not be freed /// until garbage collection calls the object's /// destructor. /// protected override void Dispose(bool disposing) { if (disposing && _tempBmpFile != null) { _tempBmpFile.Dispose(); _cachedWbmpUri = null; _tempBmpFile = null; } base.Dispose(disposing); } private String GetConvertedImageURI(String imageUriString) { Uri baseUri = new Uri(BaseUrl); Uri imageUri = new Uri(baseUri, imageUriString); String extension = Path.GetExtension(imageUriString); if(extension.Equals(".wbmp")) { if(_tempBmpFile != null) { if(_cachedWbmpUri != null && _cachedWbmpUri.Equals(imageUri)) { return _tempBmpFile.Url; } else { _tempBmpFile.Dispose(); _tempBmpFile = null; _cachedWbmpUri = null; } } Byte[] buffer = FileReader.Read(imageUri); if(buffer == null) { // Could not read image from URI, return original URI to // Trident and let it render as a broken image. goto ConversionError; } Bitmap bitmap = WbmpConverter.Convert(buffer); if(bitmap == null) { // .wbmp appears to be corrupt, return original URI to // Trident and let it render as a broken image. goto ConversionError; } _tempBmpFile = new TemporaryBitmapFile(bitmap); imageUriString = _tempBmpFile.Url; _cachedWbmpUri = imageUri; } ConversionError: return imageUriString; } /// /// ////// Gets the HTML to be used for the design time representation of the control runtime. /// ////// protected override String GetDesignTimeNormalHtml() { String tempUrl = String.Empty; bool replaceUrl = (_image.ImageUrl.Length > 0); DesignerTextWriter writer = new DesignerTextWriter(); tempUrl = _image.ImageUrl; _image.ImageUrl = GetConvertedImageURI(_image.ImageUrl); _image.Adapter.Render(writer); _image.ImageUrl = tempUrl; return writer.ToString(); } public override void OnComponentChanged(Object sender, ComponentChangedEventArgs e) { if ((e.Member != null) && e.Member.Name.Equals("NavigateUrl")) { _image.NavigateUrl = NavigateUrlConverter.GetUrl( _image, e.NewValue.ToString(), e.OldValue.ToString() ); e = new ComponentChangedEventArgs(e.Component, e.Member, e.OldValue, _image.NavigateUrl); } base.OnComponentChanged(sender, e); } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// The design time HTML. /// ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DbTypeMap.cs
- SpeechEvent.cs
- QueryStringHandler.cs
- TailCallAnalyzer.cs
- OracleConnectionFactory.cs
- QilIterator.cs
- XPathNodeInfoAtom.cs
- EditorPartCollection.cs
- ConstructorArgumentAttribute.cs
- ClientTarget.cs
- UserValidatedEventArgs.cs
- CompilerParameters.cs
- DBSqlParser.cs
- OdbcConnectionStringbuilder.cs
- ImageBrush.cs
- TreeViewAutomationPeer.cs
- LineServicesRun.cs
- CommandManager.cs
- DBDataPermission.cs
- DocumentPaginator.cs
- FontSourceCollection.cs
- RawStylusInput.cs
- SqlClientMetaDataCollectionNames.cs
- SafeFindHandle.cs
- MergeLocalizationDirectives.cs
- TraceHelpers.cs
- PropertyDescriptorComparer.cs
- CounterCreationData.cs
- PeerTransportSecurityElement.cs
- FrameworkContentElement.cs
- DocumentOrderQuery.cs
- Rect3D.cs
- SSmlParser.cs
- CriticalExceptions.cs
- MetaColumn.cs
- Attachment.cs
- BufferedStream.cs
- _ConnectOverlappedAsyncResult.cs
- TemplateField.cs
- StandardCommands.cs
- ExternalDataExchangeClient.cs
- DefaultValidator.cs
- ModelItemImpl.cs
- NewItemsContextMenuStrip.cs
- DomainLiteralReader.cs
- TypeNameConverter.cs
- PartEditor.cs
- Models.cs
- TableCell.cs
- securitymgrsite.cs
- ConfigXmlSignificantWhitespace.cs
- GridViewColumn.cs
- MapPathBasedVirtualPathProvider.cs
- ExtendedPropertyDescriptor.cs
- AnnouncementInnerClientCD1.cs
- DataGridrowEditEndingEventArgs.cs
- FreeFormDragDropManager.cs
- DirectionalLight.cs
- OptimisticConcurrencyException.cs
- QueryRewriter.cs
- ZipIORawDataFileBlock.cs
- DockProviderWrapper.cs
- TimeZone.cs
- Geometry3D.cs
- RecordConverter.cs
- XmlSchemaDocumentation.cs
- ManagedWndProcTracker.cs
- DataGridViewComboBoxCell.cs
- CompressedStack.cs
- HtmlEmptyTagControlBuilder.cs
- PreservationFileWriter.cs
- FreezableOperations.cs
- BinHexEncoder.cs
- MemoryStream.cs
- WebResponse.cs
- UpdateTracker.cs
- HtmlInputReset.cs
- Point4D.cs
- XmlSchemaDatatype.cs
- SqlUserDefinedAggregateAttribute.cs
- SqlReferenceCollection.cs
- GetResponse.cs
- AddDataControlFieldDialog.cs
- TextSpan.cs
- SqlTriggerAttribute.cs
- LinkedResourceCollection.cs
- Metadata.cs
- FormatConvertedBitmap.cs
- SessionSwitchEventArgs.cs
- CompilerError.cs
- CfgParser.cs
- printdlgexmarshaler.cs
- TreeView.cs
- CTreeGenerator.cs
- BaseCollection.cs
- Axis.cs
- StringSource.cs
- PageCopyCount.cs
- TreeNodeBindingCollection.cs
- PerfService.cs