Code:
/ 4.0 / 4.0 / untmp / DEVDIV_TFS / Dev10 / Releases / RTMRel / ndp / fx / src / WinForms / Managed / System / WinForms / ScrollBarRenderer.cs / 1305376 / ScrollBarRenderer.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- namespace System.Windows.Forms { using System; using System.Drawing; using System.Windows.Forms.VisualStyles; using System.Diagnostics.CodeAnalysis; using Microsoft.Win32; ////// /// public sealed class ScrollBarRenderer { //Make this per-thread, so that different threads can safely use these methods. [ThreadStatic] private static VisualStyleRenderer visualStyleRenderer = null; //cannot instantiate private ScrollBarRenderer() { } ////// This is a rendering class for the ScrollBar control. /// ////// /// public static bool IsSupported { get { return VisualStyleRenderer.IsSupported; // no downlevel support } } ////// Returns true if this class is supported for the current OS and user/application settings, /// otherwise returns false. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawArrowButton(Graphics g, Rectangle bounds, ScrollBarArrowButtonState state) { InitializeRenderer(VisualStyleElement.ScrollBar.ArrowButton.LeftNormal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a ScrollBar arrow button. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawHorizontalThumb(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.ThumbButtonHorizontal.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a horizontal ScrollBar thumb. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawVerticalThumb(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.ThumbButtonVertical.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a vertical ScrollBar thumb. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawHorizontalThumbGrip(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.GripperHorizontal.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a horizontal ScrollBar thumb grip. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawVerticalThumbGrip(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.GripperVertical.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a vertical ScrollBar thumb grip. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawRightHorizontalTrack(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.RightTrackHorizontal.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a horizontal ScrollBar thumb. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawLeftHorizontalTrack(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.LeftTrackHorizontal.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a horizontal ScrollBar thumb. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawUpperVerticalTrack(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.UpperTrackVertical.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a vertical ScrollBar thumb in the center of the given bounds. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawLowerVerticalTrack(Graphics g, Rectangle bounds, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.LowerTrackVertical.Normal, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a vertical ScrollBar thumb in the center of the given bounds. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static void DrawSizeBox(Graphics g, Rectangle bounds, ScrollBarSizeBoxState state) { InitializeRenderer(VisualStyleElement.ScrollBar.SizeBox.LeftAlign, (int)state); visualStyleRenderer.DrawBackground(g, bounds); } ////// Renders a ScrollBar size box in the center of the given bounds. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static Size GetThumbGripSize(Graphics g, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.GripperHorizontal.Normal, (int)state); return visualStyleRenderer.GetPartSize(g, ThemeSizeType.True); } ////// Returns the size of the ScrollBar thumb grip. /// ////// /// [SuppressMessage("Microsoft.Design", "CA1011:ConsiderPassingBaseTypesAsParameters")] // Using Graphics instead of IDeviceContext intentionally public static Size GetSizeBoxSize(Graphics g, ScrollBarState state) { InitializeRenderer(VisualStyleElement.ScrollBar.SizeBox.LeftAlign, (int)state); return visualStyleRenderer.GetPartSize(g, ThemeSizeType.True); } private static void InitializeRenderer(VisualStyleElement element, int state) { if (visualStyleRenderer == null) { visualStyleRenderer = new VisualStyleRenderer(element.ClassName, element.Part, state); } else { visualStyleRenderer.SetParameters(element.ClassName, element.Part, state); } } } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007./// Returns the size of the ScrollBar size box. /// ///
Link Menu

This book is available now!
Buy at Amazon US or
Buy at Amazon UK
- HotCommands.cs
- SecureEnvironment.cs
- IncrementalCompileAnalyzer.cs
- ClientCredentialsSecurityTokenManager.cs
- NestedContainer.cs
- EntityDataSourceSelectingEventArgs.cs
- ObjectToken.cs
- Part.cs
- ProfileService.cs
- NumericUpDown.cs
- SchemaImporter.cs
- GatewayDefinition.cs
- SoapHttpTransportImporter.cs
- WebControlsSection.cs
- MultitargetingHelpers.cs
- GetWinFXPath.cs
- newinstructionaction.cs
- PagesChangedEventArgs.cs
- AliasGenerator.cs
- NodeCounter.cs
- MergePropertyDescriptor.cs
- FileDialog.cs
- DataTableReaderListener.cs
- SolidColorBrush.cs
- DataGrid.cs
- TableItemStyle.cs
- MULTI_QI.cs
- SessionStateModule.cs
- LateBoundBitmapDecoder.cs
- WeakEventTable.cs
- ErrorFormatter.cs
- Maps.cs
- UInt64Converter.cs
- XmlQueryOutput.cs
- WebConfigurationManager.cs
- CapacityStreamGeometryContext.cs
- X509Certificate.cs
- BamlRecordReader.cs
- WebPartChrome.cs
- oledbmetadatacolumnnames.cs
- AuthenticationService.cs
- TextServicesCompartmentContext.cs
- FormViewPagerRow.cs
- RewritingSimplifier.cs
- InheritanceAttribute.cs
- columnmapkeybuilder.cs
- RoleManagerEventArgs.cs
- MemberAccessException.cs
- PagesSection.cs
- AppDomainProtocolHandler.cs
- ComponentDispatcher.cs
- ContentControl.cs
- RightsDocument.cs
- SimpleHandlerFactory.cs
- SqlMultiplexer.cs
- ToolStripLocationCancelEventArgs.cs
- KoreanCalendar.cs
- Roles.cs
- RegistrationServices.cs
- HttpSessionStateBase.cs
- FocusManager.cs
- EventPrivateKey.cs
- HttpClientCertificate.cs
- MatrixTransform3D.cs
- WebPartEditorApplyVerb.cs
- SplineQuaternionKeyFrame.cs
- AffineTransform3D.cs
- ObjectItemCollectionAssemblyCacheEntry.cs
- BitFlagsGenerator.cs
- SectionUpdates.cs
- ToolStripSeparator.cs
- DataGridViewRowContextMenuStripNeededEventArgs.cs
- SinglePageViewer.cs
- TemplateColumn.cs
- OciLobLocator.cs
- TextDecoration.cs
- XhtmlCssHandler.cs
- SqlError.cs
- ContentPathSegment.cs
- RSAProtectedConfigurationProvider.cs
- SignatureToken.cs
- ThreadExceptionDialog.cs
- AmbientLight.cs
- WebBrowser.cs
- TagMapCollection.cs
- BaseTreeIterator.cs
- SecurityResources.cs
- Util.cs
- CqlBlock.cs
- WebBrowserSiteBase.cs
- BindingWorker.cs
- TextPenaltyModule.cs
- ThreadSafeList.cs
- InternalControlCollection.cs
- UIElementParagraph.cs
- ModelItemCollectionImpl.cs
- PersonalizationProviderCollection.cs
- DoubleAnimation.cs
- MatrixUtil.cs
- DiagnosticStrings.cs