Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / CompMod / System / ComponentModel / Component.cs / 1 / Component.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.ComponentModel { using System; using System.ComponentModel.Design; using System.ComponentModel.Design.Serialization; using System.Runtime.InteropServices; using System.Security.Permissions; ////// [ ComVisible(true), ClassInterface(ClassInterfaceType.AutoDispatch), DesignerCategory("Component") ] public class Component : MarshalByRefObject, IComponent { ///Provides the default implementation for the /// ////// interface and enables object-sharing between applications. /// private static readonly object EventDisposed = new object(); private ISite site; private EventHandlerList events; ~Component() { Dispose(false); } ///Static hask key for the Disposed event. This field is read-only. ////// This property returns true if the component is in a mode that supports /// raising events. By default, components always support raising their events /// and therefore this method always returns true. You can override this method /// in a deriving class and change it to return false when needed. if the return /// value of this method is false, the EventList collection returned by the Events /// property will always return null for an event. Events can still be added and /// removed from the collection, but retrieving them through the collection's Item /// property will always return null. /// protected virtual bool CanRaiseEvents { get { return true; } } ////// Internal API that allows the event handler list class to access the /// CanRaiseEvents property. /// internal bool CanRaiseEventsInternal { get { return CanRaiseEvents; } } ////// [ Browsable(false), EditorBrowsable(EditorBrowsableState.Advanced) ] public event EventHandler Disposed { add { Events.AddHandler(EventDisposed, value); } remove { Events.RemoveHandler(EventDisposed, value); } } ///Adds a event handler to listen to the Disposed event on the component. ////// protected EventHandlerList Events { get { if (events == null) { events = new EventHandlerList(this); } return events; } } ///Gets the list of event handlers that are attached to this component. ////// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] public virtual ISite Site { get { return site;} set { site = value;} } ////// Gets or sets the site of the ////// . /// /// [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2213:DisposableFieldsShouldBeDisposed")] public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } ////// Disposes of the ////// . /// /// protected virtual void Dispose(bool disposing) { if (disposing) { lock(this) { if (site != null && site.Container != null) { site.Container.Remove(this); } if (events != null) { EventHandler handler = (EventHandler)events[EventDisposed]; if (handler != null) handler(this, EventArgs.Empty); } } } } // Returns the component's container. // ////// Disposes all the resources associated with this component. /// If disposing is false then you must never touch any other /// managed objects, as they may already be finalized. When /// in this state you should dispose any native resources /// that you have a reference to. /// ////// When disposing is true then you should dispose all data /// and objects you have references to. The normal implementation /// of this method would look something like: /// ////// public void Dispose() { /// Dispose(true); /// GC.SuppressFinalize(this); /// } /// /// protected virtual void Dispose(bool disposing) { /// if (disposing) { /// if (myobject != null) { /// myobject.Dispose(); /// myobject = null; /// } /// } /// if (myhandle != IntPtr.Zero) { /// NativeMethods.Release(myhandle); /// myhandle = IntPtr.Zero; /// } /// } /// /// ~MyClass() { /// Dispose(false); /// } ///
////// For base classes, you should never override the Finalier (~Class in C#) /// or the Dispose method that takes no arguments, rather you should /// always override the Dispose method that takes a bool. /// ////// protected override void Dispose(bool disposing) { /// if (disposing) { /// if (myobject != null) { /// myobject.Dispose(); /// myobject = null; /// } /// } /// if (myhandle != IntPtr.Zero) { /// NativeMethods.Release(myhandle); /// myhandle = IntPtr.Zero; /// } /// base.Dispose(disposing); /// } ///
////// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] public IContainer Container { get { ISite s = site; return s == null? null : s.Container; } } ////// Returns the ////// that contains the /// . /// /// protected virtual object GetService(Type service) { ISite s = site; return((s== null) ? null : s.GetService(service)); } ////// Returns an object representing a service provided by /// the ////// . /// /// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] protected bool DesignMode { get { ISite s = site; return(s == null) ? false : s.DesignMode; } } ////// Gets a value indicating whether the ////// is currently in design mode. /// /// /// public override String ToString() { ISite s = site; if (s != null) return s.Name + " [" + GetType().FullName + "]"; else return GetType().FullName; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ ///// Returns a ///containing the name of the , if any. This method should not be /// overridden. For /// internal use only. /// // Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.ComponentModel { using System; using System.ComponentModel.Design; using System.ComponentModel.Design.Serialization; using System.Runtime.InteropServices; using System.Security.Permissions; ////// [ ComVisible(true), ClassInterface(ClassInterfaceType.AutoDispatch), DesignerCategory("Component") ] public class Component : MarshalByRefObject, IComponent { ///Provides the default implementation for the /// ////// interface and enables object-sharing between applications. /// private static readonly object EventDisposed = new object(); private ISite site; private EventHandlerList events; ~Component() { Dispose(false); } ///Static hask key for the Disposed event. This field is read-only. ////// This property returns true if the component is in a mode that supports /// raising events. By default, components always support raising their events /// and therefore this method always returns true. You can override this method /// in a deriving class and change it to return false when needed. if the return /// value of this method is false, the EventList collection returned by the Events /// property will always return null for an event. Events can still be added and /// removed from the collection, but retrieving them through the collection's Item /// property will always return null. /// protected virtual bool CanRaiseEvents { get { return true; } } ////// Internal API that allows the event handler list class to access the /// CanRaiseEvents property. /// internal bool CanRaiseEventsInternal { get { return CanRaiseEvents; } } ////// [ Browsable(false), EditorBrowsable(EditorBrowsableState.Advanced) ] public event EventHandler Disposed { add { Events.AddHandler(EventDisposed, value); } remove { Events.RemoveHandler(EventDisposed, value); } } ///Adds a event handler to listen to the Disposed event on the component. ////// protected EventHandlerList Events { get { if (events == null) { events = new EventHandlerList(this); } return events; } } ///Gets the list of event handlers that are attached to this component. ////// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] public virtual ISite Site { get { return site;} set { site = value;} } ////// Gets or sets the site of the ////// . /// /// [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2213:DisposableFieldsShouldBeDisposed")] public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } ////// Disposes of the ////// . /// /// protected virtual void Dispose(bool disposing) { if (disposing) { lock(this) { if (site != null && site.Container != null) { site.Container.Remove(this); } if (events != null) { EventHandler handler = (EventHandler)events[EventDisposed]; if (handler != null) handler(this, EventArgs.Empty); } } } } // Returns the component's container. // ////// Disposes all the resources associated with this component. /// If disposing is false then you must never touch any other /// managed objects, as they may already be finalized. When /// in this state you should dispose any native resources /// that you have a reference to. /// ////// When disposing is true then you should dispose all data /// and objects you have references to. The normal implementation /// of this method would look something like: /// ////// public void Dispose() { /// Dispose(true); /// GC.SuppressFinalize(this); /// } /// /// protected virtual void Dispose(bool disposing) { /// if (disposing) { /// if (myobject != null) { /// myobject.Dispose(); /// myobject = null; /// } /// } /// if (myhandle != IntPtr.Zero) { /// NativeMethods.Release(myhandle); /// myhandle = IntPtr.Zero; /// } /// } /// /// ~MyClass() { /// Dispose(false); /// } ///
////// For base classes, you should never override the Finalier (~Class in C#) /// or the Dispose method that takes no arguments, rather you should /// always override the Dispose method that takes a bool. /// ////// protected override void Dispose(bool disposing) { /// if (disposing) { /// if (myobject != null) { /// myobject.Dispose(); /// myobject = null; /// } /// } /// if (myhandle != IntPtr.Zero) { /// NativeMethods.Release(myhandle); /// myhandle = IntPtr.Zero; /// } /// base.Dispose(disposing); /// } ///
////// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] public IContainer Container { get { ISite s = site; return s == null? null : s.Container; } } ////// Returns the ////// that contains the /// . /// /// protected virtual object GetService(Type service) { ISite s = site; return((s== null) ? null : s.GetService(service)); } ////// Returns an object representing a service provided by /// the ////// . /// /// [ Browsable(false), DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden) ] protected bool DesignMode { get { ISite s = site; return(s == null) ? false : s.DesignMode; } } ////// Gets a value indicating whether the ////// is currently in design mode. /// /// /// public override String ToString() { ISite s = site; if (s != null) return s.Name + " [" + GetType().FullName + "]"; else return GetType().FullName; } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// Returns a ///containing the name of the , if any. This method should not be /// overridden. For /// internal use only. ///
Link Menu
This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- SystemUnicastIPAddressInformation.cs
- HttpRawResponse.cs
- BindingWorker.cs
- NaturalLanguageHyphenator.cs
- ContentElementAutomationPeer.cs
- AttachedPropertyBrowsableForChildrenAttribute.cs
- AddingNewEventArgs.cs
- ImagingCache.cs
- MulticastDelegate.cs
- JournalEntryStack.cs
- SerializationAttributes.cs
- Repeater.cs
- TextEditorSpelling.cs
- ThreadTrace.cs
- ScaleTransform3D.cs
- _FtpDataStream.cs
- HTMLTagNameToTypeMapper.cs
- CompositeCollectionView.cs
- ProtocolsConfiguration.cs
- CollectionContainer.cs
- SystemIcons.cs
- DataGridRowHeaderAutomationPeer.cs
- SecurityProtocol.cs
- DBConnection.cs
- NonVisualControlAttribute.cs
- ChameleonKey.cs
- HTTPNotFoundHandler.cs
- PolyLineSegment.cs
- ReferenceConverter.cs
- UIElementIsland.cs
- XdrBuilder.cs
- XmlSchemaCollection.cs
- MetaModel.cs
- CfgParser.cs
- CheckPair.cs
- Literal.cs
- ParseElement.cs
- EventProvider.cs
- ConfigXmlComment.cs
- EpmSyndicationContentSerializer.cs
- ParameterToken.cs
- _DisconnectOverlappedAsyncResult.cs
- EventData.cs
- ControlPropertyNameConverter.cs
- GridViewRowEventArgs.cs
- SQlBooleanStorage.cs
- GlobalProxySelection.cs
- GridItem.cs
- DesignTimeTemplateParser.cs
- CommandHelpers.cs
- QilStrConcatenator.cs
- SQLInt32.cs
- ImpersonationContext.cs
- __ComObject.cs
- CleanUpVirtualizedItemEventArgs.cs
- TemplateParser.cs
- VolatileEnlistmentState.cs
- XMLDiffLoader.cs
- TextSimpleMarkerProperties.cs
- RegexRunner.cs
- WorkflowElementDialogWindow.xaml.cs
- HostedTransportConfigurationManager.cs
- VectorCollectionValueSerializer.cs
- ACE.cs
- TreeIterator.cs
- PrintControllerWithStatusDialog.cs
- ProfilePropertySettings.cs
- StyleSheetRefUrlEditor.cs
- LocalizableAttribute.cs
- TableParagraph.cs
- DeferredSelectedIndexReference.cs
- GridItemPattern.cs
- RootCodeDomSerializer.cs
- AnimationClock.cs
- GroupBox.cs
- PolyBezierSegment.cs
- UserPreferenceChangedEventArgs.cs
- XMLSyntaxException.cs
- OutputCacheSettings.cs
- ToolBarButtonDesigner.cs
- SpecularMaterial.cs
- ExtensionQuery.cs
- NumberAction.cs
- PresentationTraceSources.cs
- SchemaCollectionCompiler.cs
- XmlConverter.cs
- IHttpResponseInternal.cs
- ExpressionReplacer.cs
- FreezableCollection.cs
- FieldNameLookup.cs
- Transactions.cs
- _NestedMultipleAsyncResult.cs
- ParallelEnumerable.cs
- CharKeyFrameCollection.cs
- ThreadAttributes.cs
- BitmapEffectGroup.cs
- PasswordDeriveBytes.cs
- QuaternionAnimation.cs
- AdornerHitTestResult.cs
- ClockGroup.cs