Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / WinForms / Managed / System / WinForms / ScrollBarRenderer.cs / 1 / 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
- Constraint.cs
- ChannelServices.cs
- SslStreamSecurityElement.cs
- AuthenticationService.cs
- UniqueConstraint.cs
- HwndProxyElementProvider.cs
- ResourceManagerWrapper.cs
- TableRowGroup.cs
- ProjectionNode.cs
- XPathCompileException.cs
- SubpageParagraph.cs
- MissingMethodException.cs
- XmlDomTextWriter.cs
- XmlAutoDetectWriter.cs
- NullableBoolConverter.cs
- PriorityQueue.cs
- HotSpotCollectionEditor.cs
- TextEffect.cs
- OdbcConnectionOpen.cs
- ApplicationServiceHelper.cs
- AliasGenerator.cs
- RightsManagementEncryptedStream.cs
- WorkflowInstanceQuery.cs
- X509ClientCertificateCredentialsElement.cs
- Encoder.cs
- LayoutManager.cs
- CompiledXpathExpr.cs
- TimeoutTimer.cs
- UserNamePasswordValidator.cs
- AlphabeticalEnumConverter.cs
- MethodResolver.cs
- securitycriticaldata.cs
- CrossAppDomainChannel.cs
- PlatformCulture.cs
- SamlAuthorizationDecisionClaimResource.cs
- ObjectToken.cs
- XmlEntityReference.cs
- HierarchicalDataSourceControl.cs
- CultureTable.cs
- Rectangle.cs
- CollectionViewGroupInternal.cs
- ProfileSettingsCollection.cs
- StringConcat.cs
- Attachment.cs
- FontTypeConverter.cs
- IpcChannel.cs
- IsolatedStorageFilePermission.cs
- CryptoHandle.cs
- ClientApiGenerator.cs
- ImageSourceConverter.cs
- HtmlTableRowCollection.cs
- ViewRendering.cs
- FormViewDeletedEventArgs.cs
- OpacityConverter.cs
- RevocationPoint.cs
- TableRowGroup.cs
- WasEndpointConfigContainer.cs
- DoubleLinkList.cs
- TriggerCollection.cs
- HtmlTableCellCollection.cs
- OrderByQueryOptionExpression.cs
- GradientSpreadMethodValidation.cs
- EdmFunctions.cs
- ClientRolePrincipal.cs
- FtpRequestCacheValidator.cs
- _ScatterGatherBuffers.cs
- StylusSystemGestureEventArgs.cs
- DataGridViewAdvancedBorderStyle.cs
- OpenFileDialog.cs
- PassportAuthenticationModule.cs
- SmiEventSink.cs
- CommandField.cs
- COM2PropertyPageUITypeConverter.cs
- ItemList.cs
- TreeNodeClickEventArgs.cs
- TranslateTransform.cs
- XPathMessageContext.cs
- AnchorEditor.cs
- ServiceProviders.cs
- ScriptManager.cs
- ConfigXmlComment.cs
- IncrementalReadDecoders.cs
- SessionStateContainer.cs
- HostingMessageProperty.cs
- sqlinternaltransaction.cs
- _NegotiateClient.cs
- SimpleApplicationHost.cs
- _ListenerAsyncResult.cs
- ItemsControl.cs
- ExpressionVisitor.cs
- ColorDialog.cs
- SchemaElementDecl.cs
- Package.cs
- DesignerVerbCollection.cs
- EntityContainerEmitter.cs
- ControlAdapter.cs
- SignatureHelper.cs
- grammarelement.cs
- SafeSecurityHelper.cs
- CollectionCodeDomSerializer.cs