Code:
/ 4.0 / 4.0 / 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. /// ///// 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
- XmlAttributes.cs
- DownloadProgressEventArgs.cs
- InvokeCompletedEventArgs.cs
- ObfuscationAttribute.cs
- RSAPKCS1SignatureFormatter.cs
- LongValidatorAttribute.cs
- SqlServer2KCompatibilityAnnotation.cs
- RoutedEventHandlerInfo.cs
- ProjectionCamera.cs
- DataGridTextColumn.cs
- UIAgentAsyncParams.cs
- MatchAttribute.cs
- NameValueFileSectionHandler.cs
- SystemThemeKey.cs
- SqlRetyper.cs
- BevelBitmapEffect.cs
- WindowsSysHeader.cs
- TcpServerChannel.cs
- HostingEnvironmentWrapper.cs
- FixedSOMLineRanges.cs
- XMLSyntaxException.cs
- ManipulationLogic.cs
- DescriptionAttribute.cs
- ToolStripSeparator.cs
- Message.cs
- Win32Exception.cs
- IgnoreFileBuildProvider.cs
- DialogResultConverter.cs
- OledbConnectionStringbuilder.cs
- HtmlEmptyTagControlBuilder.cs
- NotImplementedException.cs
- Converter.cs
- ParentQuery.cs
- CodeArrayIndexerExpression.cs
- OleDbError.cs
- SHA256Cng.cs
- NativeMethods.cs
- DataControlFieldTypeEditor.cs
- HttpChannelFactory.cs
- NetPipeSection.cs
- CardSpaceSelector.cs
- RegistryKey.cs
- MemberCollection.cs
- DecimalAverageAggregationOperator.cs
- PolicyStatement.cs
- PointUtil.cs
- InputProcessorProfiles.cs
- RelOps.cs
- CharacterMetrics.cs
- PeerReferralPolicy.cs
- DelegatingChannelListener.cs
- OleDbStruct.cs
- SqlUtil.cs
- Queue.cs
- BoundColumn.cs
- ValueQuery.cs
- StrokeCollectionConverter.cs
- ImmutableObjectAttribute.cs
- FormsAuthenticationModule.cs
- mediaeventshelper.cs
- ReflectionTypeLoadException.cs
- HttpContext.cs
- MetadataPropertyCollection.cs
- MatrixCamera.cs
- HGlobalSafeHandle.cs
- TemplateBuilder.cs
- LambdaCompiler.Unary.cs
- RawMouseInputReport.cs
- ListViewEditEventArgs.cs
- PerformanceCounterScope.cs
- DataSet.cs
- AxImporter.cs
- ConcurrentStack.cs
- JsonObjectDataContract.cs
- CodeEntryPointMethod.cs
- RSAOAEPKeyExchangeDeformatter.cs
- MobileControlPersister.cs
- SystemColors.cs
- ComboBoxItem.cs
- NavigationProgressEventArgs.cs
- ExpressionReplacer.cs
- TypeUtil.cs
- SqlFacetAttribute.cs
- RemotingAttributes.cs
- XPathNode.cs
- ToolStripInSituService.cs
- XmlSchemaFacet.cs
- PerformanceCounterCategory.cs
- NotifyIcon.cs
- LayoutUtils.cs
- StickyNoteHelper.cs
- RoutedPropertyChangedEventArgs.cs
- RelatedPropertyManager.cs
- KeyGestureConverter.cs
- ServiceProviders.cs
- QilList.cs
- GeometryGroup.cs
- COM2ComponentEditor.cs
- SqlRecordBuffer.cs
- ValueProviderWrapper.cs