Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / WinForms / Managed / System / WinForms / ApplicationContext.cs / 1 / ApplicationContext.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms { using System; using System.Diagnostics; using System.ComponentModel; ////// /// ApplicationContext provides contextual information about an application /// thread. Specifically this allows an application author to redifine what /// circurmstances cause a message loop to exit. By default the application /// context listens to the close event on the mainForm, then exits the /// thread's message loop. /// public class ApplicationContext : IDisposable { Form mainForm; object userData; ////// /// Creates a new ApplicationContext with no mainForm. /// public ApplicationContext() : this(null) { } ////// /// Creates a new ApplicationContext with the specified mainForm. /// If OnMainFormClosed is not overriden, the thread's message /// loop will be terminated when mainForm is closed. /// public ApplicationContext(Form mainForm) { this.MainForm = mainForm; } ///~ApplicationContext() { Dispose(false); } /// /// /// Determines the mainForm for this context. This may be changed /// at anytime. /// If OnMainFormClosed is not overriden, the thread's message /// loop will be terminated when mainForm is closed. /// public Form MainForm { get { return mainForm; } set { EventHandler onClose = new EventHandler(OnMainFormDestroy); if (mainForm != null) { mainForm.HandleDestroyed -= onClose; } mainForm = value; if (mainForm != null) { mainForm.HandleDestroyed += onClose; } } } ///[ SRCategory(SR.CatData), Localizable(false), Bindable(true), SRDescription(SR.ControlTagDescr), DefaultValue(null), TypeConverter(typeof(StringConverter)), ] public object Tag { get { return userData; } set { userData = value; } } /// /// /// Is raised when the thread's message loop should be terminated. /// This is raised by calling ExitThread. /// public event EventHandler ThreadExit; ////// /// Disposes the context. This should dispose the mainForm. This is /// called immediately after the thread's message loop is terminated. /// Application will dispose all forms on this thread by default. /// public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } ///protected virtual void Dispose(bool disposing) { if (disposing) { if (mainForm != null) { if (!mainForm.IsDisposed) { mainForm.Dispose(); } mainForm = null; } } } /// /// /// Causes the thread's message loop to be terminated. This /// will call ExitThreadCore. /// public void ExitThread() { ExitThreadCore(); } ////// /// Causes the thread's message loop to be terminated. /// protected virtual void ExitThreadCore() { if (ThreadExit != null) { ThreadExit(this, EventArgs.Empty); } } ////// /// Called when the mainForm is closed. The default implementation /// of this will call ExitThreadCore. /// protected virtual void OnMainFormClosed(object sender, EventArgs e) { ExitThreadCore(); } ////// Called when the mainForm is closed. The default implementation /// of this will call ExitThreadCore. /// private void OnMainFormDestroy(object sender, EventArgs e) { Form form = (Form)sender; if (!form.RecreatingHandle) { form.HandleDestroyed -= new EventHandler(OnMainFormDestroy); OnMainFormClosed(sender, e); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms { using System; using System.Diagnostics; using System.ComponentModel; ////// /// ApplicationContext provides contextual information about an application /// thread. Specifically this allows an application author to redifine what /// circurmstances cause a message loop to exit. By default the application /// context listens to the close event on the mainForm, then exits the /// thread's message loop. /// public class ApplicationContext : IDisposable { Form mainForm; object userData; ////// /// Creates a new ApplicationContext with no mainForm. /// public ApplicationContext() : this(null) { } ////// /// Creates a new ApplicationContext with the specified mainForm. /// If OnMainFormClosed is not overriden, the thread's message /// loop will be terminated when mainForm is closed. /// public ApplicationContext(Form mainForm) { this.MainForm = mainForm; } ///~ApplicationContext() { Dispose(false); } /// /// /// Determines the mainForm for this context. This may be changed /// at anytime. /// If OnMainFormClosed is not overriden, the thread's message /// loop will be terminated when mainForm is closed. /// public Form MainForm { get { return mainForm; } set { EventHandler onClose = new EventHandler(OnMainFormDestroy); if (mainForm != null) { mainForm.HandleDestroyed -= onClose; } mainForm = value; if (mainForm != null) { mainForm.HandleDestroyed += onClose; } } } ///[ SRCategory(SR.CatData), Localizable(false), Bindable(true), SRDescription(SR.ControlTagDescr), DefaultValue(null), TypeConverter(typeof(StringConverter)), ] public object Tag { get { return userData; } set { userData = value; } } /// /// /// Is raised when the thread's message loop should be terminated. /// This is raised by calling ExitThread. /// public event EventHandler ThreadExit; ////// /// Disposes the context. This should dispose the mainForm. This is /// called immediately after the thread's message loop is terminated. /// Application will dispose all forms on this thread by default. /// public void Dispose() { Dispose(true); GC.SuppressFinalize(this); } ///protected virtual void Dispose(bool disposing) { if (disposing) { if (mainForm != null) { if (!mainForm.IsDisposed) { mainForm.Dispose(); } mainForm = null; } } } /// /// /// Causes the thread's message loop to be terminated. This /// will call ExitThreadCore. /// public void ExitThread() { ExitThreadCore(); } ////// /// Causes the thread's message loop to be terminated. /// protected virtual void ExitThreadCore() { if (ThreadExit != null) { ThreadExit(this, EventArgs.Empty); } } ////// /// Called when the mainForm is closed. The default implementation /// of this will call ExitThreadCore. /// protected virtual void OnMainFormClosed(object sender, EventArgs e) { ExitThreadCore(); } ////// Called when the mainForm is closed. The default implementation /// of this will call ExitThreadCore. /// private void OnMainFormDestroy(object sender, EventArgs e) { Form form = (Form)sender; if (!form.RecreatingHandle) { form.HandleDestroyed -= new EventHandler(OnMainFormDestroy); OnMainFormClosed(sender, e); } } } } // 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
- LicFileLicenseProvider.cs
- PrimaryKeyTypeConverter.cs
- KoreanLunisolarCalendar.cs
- QueryConverter.cs
- ToolStripRendererSwitcher.cs
- LoginNameDesigner.cs
- ServiceModelInstallComponent.cs
- DataGridViewIntLinkedList.cs
- CompiledIdentityConstraint.cs
- UnmanagedMemoryStreamWrapper.cs
- StringFormat.cs
- WmlPanelAdapter.cs
- wgx_commands.cs
- ConfigurationSectionGroup.cs
- PolyQuadraticBezierSegmentFigureLogic.cs
- TypeConverterHelper.cs
- RoutedEventConverter.cs
- RawUIStateInputReport.cs
- IdentityModelDictionary.cs
- BulletedList.cs
- HtmlTableCell.cs
- SHA1.cs
- ExpressionNormalizer.cs
- NonSerializedAttribute.cs
- EncryptedKeyIdentifierClause.cs
- RequiredFieldValidator.cs
- EntitySqlQueryCacheKey.cs
- BaseInfoTable.cs
- ItemsControlAutomationPeer.cs
- EditingMode.cs
- DataChangedEventManager.cs
- BehaviorEditorPart.cs
- CompilerInfo.cs
- basenumberconverter.cs
- SchemaNotation.cs
- DateTimeParse.cs
- PrintEvent.cs
- PageSettings.cs
- GetKeyedHashRequest.cs
- AutoResizedEvent.cs
- NamedPipeTransportBindingElement.cs
- RawStylusSystemGestureInputReport.cs
- EndpointAddressProcessor.cs
- DesignerActionPanel.cs
- ExpressionStringBuilder.cs
- CharAnimationUsingKeyFrames.cs
- SynchronizationLockException.cs
- TraceProvider.cs
- DataGridColumn.cs
- ProgramPublisher.cs
- ScriptingWebServicesSectionGroup.cs
- LocatorPartList.cs
- SecurityTokenValidationException.cs
- SmiXetterAccessMap.cs
- PropertyTabChangedEvent.cs
- SmiEventStream.cs
- codemethodreferenceexpression.cs
- WorkItem.cs
- ParameterReplacerVisitor.cs
- TableRowGroup.cs
- TranslateTransform3D.cs
- Size.cs
- ToolBar.cs
- ParagraphVisual.cs
- ExpressionBindingCollection.cs
- UIElementHelper.cs
- DBConnectionString.cs
- ToolStripLocationCancelEventArgs.cs
- ContractMapping.cs
- NativeMethods.cs
- ExtendedPropertyDescriptor.cs
- SchemaImporterExtensionsSection.cs
- Dispatcher.cs
- SHA1.cs
- XmlReader.cs
- CurrentChangedEventManager.cs
- IdentityModelDictionary.cs
- DescendantBaseQuery.cs
- UIElementParaClient.cs
- VectorAnimationUsingKeyFrames.cs
- TableAdapterManagerNameHandler.cs
- DataGridViewCellMouseEventArgs.cs
- RegexTree.cs
- XmlElementList.cs
- AncestorChangedEventArgs.cs
- InternalConfigRoot.cs
- CompilerLocalReference.cs
- RegexGroup.cs
- ResourcePermissionBaseEntry.cs
- XmlElementAttribute.cs
- AxisAngleRotation3D.cs
- WebPartDisplayModeEventArgs.cs
- UnsafeNativeMethods.cs
- IndentedTextWriter.cs
- HttpValueCollection.cs
- ContainerActivationHelper.cs
- DependencyObjectProvider.cs
- Material.cs
- StickyNoteContentControl.cs
- TextPointer.cs