Code:
/ Net / Net / 3.5.50727.3053 / DEVDIV / depot / DevDiv / releases / Orcas / SP / wpf / src / Core / CSharp / System / Windows / Input / ProcessInputEventArgs.cs / 1 / ProcessInputEventArgs.cs
using System; using System.Security.Permissions; using System.Security; using MS.Internal; using MS.Internal.PresentationCore; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows.Input { ////// Provides access to the input manager's staging area. /// ////// An instance of this class, or a derived class, is passed to the /// handlers of the following events: /// public class ProcessInputEventArgs : NotifyInputEventArgs { // Only we can make these. Note that we cache and resuse instances. internal ProcessInputEventArgs() {} //////
///- ///
////// - ///
////// /// Critical - calls a critical method base.Reset /// [SecurityCritical] internal override void Reset(StagingAreaInputItem input, InputManager inputManager) { _allowAccessToStagingArea = true; base.Reset(input, inputManager); } ////// Pushes an input event onto the top of the staging area. /// /// /// The input event to place on the staging area. This may not /// be null, and may not already exist in the staging area. /// /// /// An existing staging area item to promote the state from. /// ////// The staging area input item that wraps the specified input. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical method ( PushInput) /// PublicOK - there is a link demand for public callers. /// [SecurityCritical ] [UIPermissionAttribute(SecurityAction.LinkDemand,Unrestricted=true)] public StagingAreaInputItem PushInput(InputEventArgs input, StagingAreaInputItem promote) // Note: this should be a bool, and always use the InputItem available on these args. { if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PushInput(input, promote); } ////// Pushes an input event onto the top of the staging area. /// /// /// The input event to place on the staging area. This may not /// be null, and may not already exist in the staging area. /// ////// The specified staging area input item. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical method ( PushInput) /// PublicOK - there is a link demand for public callers. /// [SecurityCritical] [UIPermissionAttribute(SecurityAction.LinkDemand,Unrestricted=true)] public StagingAreaInputItem PushInput(StagingAreaInputItem input) { if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PushInput(input); } ////// Pops off the input event on the top of the staging area. /// ////// The input event that was on the top of the staging area. /// This can be null, if the staging area was empty. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical function ( InputManager.PopInput) /// PublicOK - there is a demand. /// [SecurityCritical] public StagingAreaInputItem PopInput() { SecurityHelper.DemandUnrestrictedUIPermission(); if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PopInput(); } ////// Returns the input event on the top of the staging area. /// ////// The input event that is on the top of the staging area. /// This can be null, if the staging area is empty. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - accesses UnsecureInputManager /// PublicOK - there is a demand. /// [SecurityCritical] public StagingAreaInputItem PeekInput() { SecurityHelper.DemandUnrestrictedUIPermission(); if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PeekInput(); } private bool _allowAccessToStagingArea; } ////// Delegate type for handles of events that use /// public delegate void ProcessInputEventHandler(object sender, ProcessInputEventArgs e); } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved. using System; using System.Security.Permissions; using System.Security; using MS.Internal; using MS.Internal.PresentationCore; using SR=MS.Internal.PresentationCore.SR; using SRID=MS.Internal.PresentationCore.SRID; namespace System.Windows.Input { ///. /// /// Provides access to the input manager's staging area. /// ////// An instance of this class, or a derived class, is passed to the /// handlers of the following events: /// public class ProcessInputEventArgs : NotifyInputEventArgs { // Only we can make these. Note that we cache and resuse instances. internal ProcessInputEventArgs() {} //////
///- ///
////// - ///
////// /// Critical - calls a critical method base.Reset /// [SecurityCritical] internal override void Reset(StagingAreaInputItem input, InputManager inputManager) { _allowAccessToStagingArea = true; base.Reset(input, inputManager); } ////// Pushes an input event onto the top of the staging area. /// /// /// The input event to place on the staging area. This may not /// be null, and may not already exist in the staging area. /// /// /// An existing staging area item to promote the state from. /// ////// The staging area input item that wraps the specified input. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical method ( PushInput) /// PublicOK - there is a link demand for public callers. /// [SecurityCritical ] [UIPermissionAttribute(SecurityAction.LinkDemand,Unrestricted=true)] public StagingAreaInputItem PushInput(InputEventArgs input, StagingAreaInputItem promote) // Note: this should be a bool, and always use the InputItem available on these args. { if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PushInput(input, promote); } ////// Pushes an input event onto the top of the staging area. /// /// /// The input event to place on the staging area. This may not /// be null, and may not already exist in the staging area. /// ////// The specified staging area input item. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical method ( PushInput) /// PublicOK - there is a link demand for public callers. /// [SecurityCritical] [UIPermissionAttribute(SecurityAction.LinkDemand,Unrestricted=true)] public StagingAreaInputItem PushInput(StagingAreaInputItem input) { if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PushInput(input); } ////// Pops off the input event on the top of the staging area. /// ////// The input event that was on the top of the staging area. /// This can be null, if the staging area was empty. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - calls a critical function ( InputManager.PopInput) /// PublicOK - there is a demand. /// [SecurityCritical] public StagingAreaInputItem PopInput() { SecurityHelper.DemandUnrestrictedUIPermission(); if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PopInput(); } ////// Returns the input event on the top of the staging area. /// ////// The input event that is on the top of the staging area. /// This can be null, if the staging area is empty. /// ////// Callers must have UIPermission(PermissionState.Unrestricted) to call this API. /// ////// Critical - accesses UnsecureInputManager /// PublicOK - there is a demand. /// [SecurityCritical] public StagingAreaInputItem PeekInput() { SecurityHelper.DemandUnrestrictedUIPermission(); if(!_allowAccessToStagingArea) { throw new InvalidOperationException(SR.Get(SRID.NotAllowedToAccessStagingArea)); } return this.UnsecureInputManager.PeekInput(); } private bool _allowAccessToStagingArea; } ////// Delegate type for handles of events that use /// public delegate void ProcessInputEventHandler(object sender, ProcessInputEventArgs e); } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. // Copyright (c) Microsoft Corporation. All rights reserved.. ///
Link Menu
![Network programming in C#, Network Programming in VB.NET, Network Programming in .NET](/images/book.jpg)
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- DesignerLoader.cs
- NamespaceInfo.cs
- ClientApiGenerator.cs
- MapPathBasedVirtualPathProvider.cs
- QilInvokeEarlyBound.cs
- SystemException.cs
- SamlAuthorizationDecisionStatement.cs
- CodeGenerator.cs
- DataGridViewTextBoxEditingControl.cs
- Geometry.cs
- MaterialGroup.cs
- ColumnMapProcessor.cs
- MasterPage.cs
- Relationship.cs
- StorageAssociationSetMapping.cs
- RSAProtectedConfigurationProvider.cs
- PageCache.cs
- HostedNamedPipeTransportManager.cs
- ListViewItem.cs
- RequestQueryParser.cs
- GridViewCancelEditEventArgs.cs
- TypeDescriptionProvider.cs
- TraceListeners.cs
- OledbConnectionStringbuilder.cs
- JsonFormatWriterGenerator.cs
- InputMethod.cs
- ReferenceService.cs
- LocalizableResourceBuilder.cs
- TransformPatternIdentifiers.cs
- StyleCollection.cs
- NumericUpDown.cs
- EventMappingSettingsCollection.cs
- CellTreeNode.cs
- PassportAuthentication.cs
- UIAgentRequest.cs
- sqlinternaltransaction.cs
- LeaseManager.cs
- GridViewHeaderRowPresenterAutomationPeer.cs
- FixedTextPointer.cs
- _SslState.cs
- RuntimeHandles.cs
- ConfigsHelper.cs
- RelOps.cs
- RichTextBox.cs
- XmlSchemaException.cs
- CodeTypeParameter.cs
- followingquery.cs
- ProgressBarAutomationPeer.cs
- LogExtent.cs
- FormViewUpdatedEventArgs.cs
- StickyNote.cs
- RegexGroupCollection.cs
- QueueTransferProtocol.cs
- CardSpaceShim.cs
- PropertyEntry.cs
- TableRow.cs
- WebPartHeaderCloseVerb.cs
- ISessionStateStore.cs
- ExtendedPropertyDescriptor.cs
- HttpCapabilitiesEvaluator.cs
- BitmapEffectInput.cs
- XMLDiffLoader.cs
- ServiceInfo.cs
- SecurityPolicySection.cs
- FontEditor.cs
- StorageTypeMapping.cs
- EtwProvider.cs
- XmlDocument.cs
- FieldNameLookup.cs
- Crc32.cs
- ParentQuery.cs
- SEHException.cs
- RequestNavigateEventArgs.cs
- XmlUTF8TextWriter.cs
- Avt.cs
- XmlParserContext.cs
- DiscoveryClientDocuments.cs
- DataGridViewRowHeightInfoNeededEventArgs.cs
- ContentAlignmentEditor.cs
- PeerCollaboration.cs
- DeferredSelectedIndexReference.cs
- ValidationPropertyAttribute.cs
- ImageDrawing.cs
- CodeDOMUtility.cs
- EditBehavior.cs
- SparseMemoryStream.cs
- XmlUrlEditor.cs
- MenuEventArgs.cs
- RegexCaptureCollection.cs
- ApplicationHost.cs
- WCFBuildProvider.cs
- SynchronizationFilter.cs
- EntityDataSourceViewSchema.cs
- CommandConverter.cs
- DataGridViewCellConverter.cs
- TextEndOfSegment.cs
- ContextMenuStrip.cs
- ValueProviderWrapper.cs
- TextEditorDragDrop.cs
- BinaryConverter.cs