Code:
/ Dotnetfx_Win7_3.5.1 / Dotnetfx_Win7_3.5.1 / 3.5.1 / DEVDIV / depot / DevDiv / releases / whidbey / NetFXspW7 / ndp / fx / src / WinForms / Managed / System / WinForms / Message.cs / 1 / Message.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.Windows.Forms { using System.Text; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Diagnostics; using System.Diagnostics.CodeAnalysis; using System.Security; using System.Security.Permissions; using System; using System.Windows.Forms; ////// /// [SecurityPermission(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.UnmanagedCode)] [SuppressMessage("Microsoft.Security", "CA2108:ReviewDeclarativeSecurityOnValueTypes")] public struct Message { #if DEBUG static TraceSwitch AllWinMessages = new TraceSwitch("AllWinMessages", "Output every received message"); #endif IntPtr hWnd; int msg; IntPtr wparam; IntPtr lparam; IntPtr result; ////// Implements a Windows message. ////// /// public IntPtr HWnd { get { return hWnd; } set { hWnd = value; } } ///Specifies the window handle of the message. ////// /// public int Msg { get { return msg; } set { msg = value; } } ///Specifies the ID number for the message. ////// /// public IntPtr WParam { get { return wparam; } set { wparam = value; } } ///Specifies the ///of the message. /// /// public IntPtr LParam { get { return lparam; } set { lparam = value; } } ///Specifies the ///of the message. /// /// public IntPtr Result { get { return result; } set { result = value; } } ///Specifies the return value of the message. ////// /// public object GetLParam(Type cls) { return UnsafeNativeMethods.PtrToStructure(lparam, cls); } ///Gets the ///value, and converts the value to an object. /// /// public static Message Create(IntPtr hWnd, int msg, IntPtr wparam, IntPtr lparam) { Message m = new Message(); m.hWnd = hWnd; m.msg = msg; m.wparam = wparam; m.lparam = lparam; m.result = IntPtr.Zero; #if DEBUG if(AllWinMessages.TraceVerbose) { Debug.WriteLine(m.ToString()); } #endif return m; } ///Creates a new ///object. public override bool Equals(object o) { if (!(o is Message)) { return false; } Message m = (Message)o; return hWnd == m.hWnd && msg == m.msg && wparam == m.wparam && lparam == m.lparam && result == m.result; } public static bool operator !=(Message a, Message b) { return !a.Equals(b); } public static bool operator ==(Message a, Message b) { return a.Equals(b); } /// public override int GetHashCode() { return (int)hWnd << 4 | msg; } /// /// /// /// public override string ToString() { // ----URT : 151574. Link Demand on System.Windows.Forms.Message // fails to protect overriden methods. bool unrestricted = false; try { IntSecurity.UnmanagedCode.Demand(); unrestricted = true; } catch (SecurityException) { // eat the exception. } if (unrestricted) { return MessageDecoder.ToString(this); } else { return base.ToString(); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- /* */ namespace System.Windows.Forms { using System.Text; using System.Runtime.InteropServices; using System.Runtime.Remoting; using System.Diagnostics; using System.Diagnostics.CodeAnalysis; using System.Security; using System.Security.Permissions; using System; using System.Windows.Forms; ////// /// [SecurityPermission(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.UnmanagedCode)] [SuppressMessage("Microsoft.Security", "CA2108:ReviewDeclarativeSecurityOnValueTypes")] public struct Message { #if DEBUG static TraceSwitch AllWinMessages = new TraceSwitch("AllWinMessages", "Output every received message"); #endif IntPtr hWnd; int msg; IntPtr wparam; IntPtr lparam; IntPtr result; ////// Implements a Windows message. ////// /// public IntPtr HWnd { get { return hWnd; } set { hWnd = value; } } ///Specifies the window handle of the message. ////// /// public int Msg { get { return msg; } set { msg = value; } } ///Specifies the ID number for the message. ////// /// public IntPtr WParam { get { return wparam; } set { wparam = value; } } ///Specifies the ///of the message. /// /// public IntPtr LParam { get { return lparam; } set { lparam = value; } } ///Specifies the ///of the message. /// /// public IntPtr Result { get { return result; } set { result = value; } } ///Specifies the return value of the message. ////// /// public object GetLParam(Type cls) { return UnsafeNativeMethods.PtrToStructure(lparam, cls); } ///Gets the ///value, and converts the value to an object. /// /// public static Message Create(IntPtr hWnd, int msg, IntPtr wparam, IntPtr lparam) { Message m = new Message(); m.hWnd = hWnd; m.msg = msg; m.wparam = wparam; m.lparam = lparam; m.result = IntPtr.Zero; #if DEBUG if(AllWinMessages.TraceVerbose) { Debug.WriteLine(m.ToString()); } #endif return m; } ///Creates a new ///object. public override bool Equals(object o) { if (!(o is Message)) { return false; } Message m = (Message)o; return hWnd == m.hWnd && msg == m.msg && wparam == m.wparam && lparam == m.lparam && result == m.result; } public static bool operator !=(Message a, Message b) { return !a.Equals(b); } public static bool operator ==(Message a, Message b) { return a.Equals(b); } /// public override int GetHashCode() { return (int)hWnd << 4 | msg; } /// /// /// /// public override string ToString() { // ----URT : 151574. Link Demand on System.Windows.Forms.Message // fails to protect overriden methods. bool unrestricted = false; try { IntSecurity.UnmanagedCode.Demand(); unrestricted = true; } catch (SecurityException) { // eat the exception. } if (unrestricted) { return MessageDecoder.ToString(this); } else { return base.ToString(); } } } } // 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
- ClientFormsAuthenticationCredentials.cs
- StringDictionaryWithComparer.cs
- InsufficientMemoryException.cs
- UIElement.cs
- RepeatBehaviorConverter.cs
- ConfigurationStrings.cs
- CodeDomConfigurationHandler.cs
- NotImplementedException.cs
- CellConstantDomain.cs
- PrefixHandle.cs
- ClickablePoint.cs
- TextServicesContext.cs
- TargetException.cs
- ButtonStandardAdapter.cs
- MimeTypeAttribute.cs
- StatusBarDrawItemEvent.cs
- DropDownList.cs
- XPathDocumentIterator.cs
- GridViewDeletedEventArgs.cs
- CorrelationValidator.cs
- ToolStripContentPanelRenderEventArgs.cs
- MessageLoggingElement.cs
- XmlSchemaNotation.cs
- EmptyStringExpandableObjectConverter.cs
- ProfessionalColorTable.cs
- PointAnimationUsingKeyFrames.cs
- StickyNoteAnnotations.cs
- XmlElementAttribute.cs
- ControlOperationInvoker.cs
- Variant.cs
- RelationshipNavigation.cs
- CalculatedColumn.cs
- DetailsViewRow.cs
- ContainerParagraph.cs
- Debug.cs
- Axis.cs
- ProtocolViolationException.cs
- _LocalDataStoreMgr.cs
- CommandID.cs
- StoreItemCollection.cs
- SoapSchemaExporter.cs
- MulticastDelegate.cs
- SoapIncludeAttribute.cs
- SecurityTokenParameters.cs
- DataKeyCollection.cs
- LineBreak.cs
- ExpressionVisitor.cs
- TraceContext.cs
- DataSourceDescriptorCollection.cs
- CodeParameterDeclarationExpression.cs
- WizardForm.cs
- SemanticAnalyzer.cs
- DefaultValueConverter.cs
- SequenceNumber.cs
- UnionExpr.cs
- CheckBoxStandardAdapter.cs
- BinaryFormatterWriter.cs
- MetadataPropertyAttribute.cs
- RowToFieldTransformer.cs
- DataContractJsonSerializerOperationFormatter.cs
- XmlAnyElementAttributes.cs
- IgnoreFlushAndCloseStream.cs
- RotateTransform.cs
- AppModelKnownContentFactory.cs
- ToolStripSystemRenderer.cs
- ServiceObjectContainer.cs
- SelectionProviderWrapper.cs
- ContextDataSourceView.cs
- Int16Animation.cs
- SemaphoreSecurity.cs
- PersonalizationProvider.cs
- GlyphManager.cs
- EntityDataSourceMemberPath.cs
- Stylus.cs
- RoutedEvent.cs
- ColorEditor.cs
- LinkDescriptor.cs
- SqlNodeAnnotation.cs
- SqlLiftWhereClauses.cs
- DrawingServices.cs
- AssociationSetMetadata.cs
- SymDocumentType.cs
- figurelength.cs
- XPathNavigatorKeyComparer.cs
- Directory.cs
- WebPartPersonalization.cs
- TypeInitializationException.cs
- DrawListViewItemEventArgs.cs
- GridEntry.cs
- TraceEventCache.cs
- BamlRecordHelper.cs
- XmlHierarchicalEnumerable.cs
- DesignerTransaction.cs
- SortedDictionary.cs
- HttpListener.cs
- HttpListenerResponse.cs
- ExpressionNode.cs
- ConfigurationPropertyCollection.cs
- DataObjectPastingEventArgs.cs
- FormViewDeleteEventArgs.cs