Code:
/ Dotnetfx_Vista_SP2 / Dotnetfx_Vista_SP2 / 8.0.50727.4016 / DEVDIV / depot / DevDiv / releases / whidbey / NetFxQFE / ndp / fx / src / Misc / GDI / SafeNativeMethods.cs / 1 / SafeNativeMethods.cs
//------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- #if WINFORMS_NAMESPACE namespace System.Windows.Forms.Internal #elif DRAWING_NAMESPACE namespace System.Drawing.Internal #else namespace System.Experimental.Gdi #endif { using System; using System.Internal; using System.Text; using System.Runtime.InteropServices; using System.ComponentModel; ////// This is an extract of the System.Drawing IntNativeMethods in the CommonUI tree. /// This is done to be able to compile the GDI code in both assemblies System.Drawing /// and System.Windows.Forms. /// [System.Security.SuppressUnmanagedCodeSecurityAttribute()] #if WINFORMS_PUBLIC_GRAPHICS_LIBRARY public #else internal #endif static partial class IntSafeNativeMethods { public sealed class CommonHandles { static CommonHandles(){} ////// Handle type for enhanced metafiles. /// public static readonly int EMF = System.Internal.HandleCollector.RegisterType("EnhancedMetaFile", 20, 500); ////// Handle type for GDI objects. /// public static readonly int GDI = System.Internal.HandleCollector.RegisterType("GDI", 90, 50); ////// Handle type for HDC's that count against the Win98 limit of five DC's. HDC's /// which are not scarce, such as HDC's for bitmaps, are counted as GDIHANDLE's. /// public static readonly int HDC = System.Internal.HandleCollector.RegisterType("HDC", 100, 2); // wait for 2 dc's before collecting } // Brush. [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "CreateSolidBrush", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntCreateSolidBrush(int crColor); public static IntPtr CreateSolidBrush(int crColor) { IntPtr hBrush = System.Internal.HandleCollector.Add(IntCreateSolidBrush(crColor), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hBrush != IntPtr.Zero, "IntCreateSolidBrush(color={0}) failed.", crColor); return hBrush; } // Pen. [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "CreatePen", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntCreatePen(int fnStyle, int nWidth, int crColor); public static IntPtr CreatePen(int fnStyle, int nWidth, int crColor) { IntPtr hPen = System.Internal.HandleCollector.Add(IntCreatePen(fnStyle, nWidth, crColor), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hPen != IntPtr.Zero, "IntCreatePen(style={0}, width={1}, color=[{2}]) failed.", fnStyle, nWidth, crColor); return hPen; } [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "ExtCreatePen", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntExtCreatePen(int fnStyle, int dwWidth, IntNativeMethods.LOGBRUSH lplb, int dwStyleCount, [MarshalAs(UnmanagedType.LPArray)] int[] lpStyle); public static IntPtr ExtCreatePen(int fnStyle, int dwWidth, IntNativeMethods.LOGBRUSH lplb, int dwStyleCount, int[] lpStyle) { IntPtr hPen = System.Internal.HandleCollector.Add(IntExtCreatePen(fnStyle, dwWidth, lplb, dwStyleCount, lpStyle), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hPen != IntPtr.Zero, "IntExtCreatePen(style={0}, width={1}, brush={2}, styleCount={3}, styles={4}) failed.", fnStyle, dwWidth, lplb, dwStyleCount, lpStyle); return hPen; } // Region [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling=true, EntryPoint="CreateRectRgn", CharSet=System.Runtime.InteropServices.CharSet.Auto)] public static extern IntPtr IntCreateRectRgn(int x1, int y1, int x2, int y2); public static IntPtr CreateRectRgn(int x1, int y1, int x2, int y2) { IntPtr hRgn = System.Internal.HandleCollector.Add(IntCreateRectRgn(x1, y1, x2, y2), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hRgn != IntPtr.Zero, "IntCreateRectRgn([x1={0}, y1={1}, x2={2}, y2={3}]) failed.", x1, y1, x2, y2); return hRgn; } // Misc. [DllImport(ExternDll.Kernel32, SetLastError=true, CharSet=System.Runtime.InteropServices.CharSet.Auto)] public static extern int GetUserDefaultLCID(); [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, CharSet = System.Runtime.InteropServices.CharSet.Auto)] public static extern bool GdiFlush(); } } // File provided for Reference Use Only by Microsoft Corporation (c) 2007. //------------------------------------------------------------------------------ //// Copyright (c) Microsoft Corporation. All rights reserved. // //----------------------------------------------------------------------------- #if WINFORMS_NAMESPACE namespace System.Windows.Forms.Internal #elif DRAWING_NAMESPACE namespace System.Drawing.Internal #else namespace System.Experimental.Gdi #endif { using System; using System.Internal; using System.Text; using System.Runtime.InteropServices; using System.ComponentModel; ////// This is an extract of the System.Drawing IntNativeMethods in the CommonUI tree. /// This is done to be able to compile the GDI code in both assemblies System.Drawing /// and System.Windows.Forms. /// [System.Security.SuppressUnmanagedCodeSecurityAttribute()] #if WINFORMS_PUBLIC_GRAPHICS_LIBRARY public #else internal #endif static partial class IntSafeNativeMethods { public sealed class CommonHandles { static CommonHandles(){} ////// Handle type for enhanced metafiles. /// public static readonly int EMF = System.Internal.HandleCollector.RegisterType("EnhancedMetaFile", 20, 500); ////// Handle type for GDI objects. /// public static readonly int GDI = System.Internal.HandleCollector.RegisterType("GDI", 90, 50); ////// Handle type for HDC's that count against the Win98 limit of five DC's. HDC's /// which are not scarce, such as HDC's for bitmaps, are counted as GDIHANDLE's. /// public static readonly int HDC = System.Internal.HandleCollector.RegisterType("HDC", 100, 2); // wait for 2 dc's before collecting } // Brush. [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "CreateSolidBrush", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntCreateSolidBrush(int crColor); public static IntPtr CreateSolidBrush(int crColor) { IntPtr hBrush = System.Internal.HandleCollector.Add(IntCreateSolidBrush(crColor), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hBrush != IntPtr.Zero, "IntCreateSolidBrush(color={0}) failed.", crColor); return hBrush; } // Pen. [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "CreatePen", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntCreatePen(int fnStyle, int nWidth, int crColor); public static IntPtr CreatePen(int fnStyle, int nWidth, int crColor) { IntPtr hPen = System.Internal.HandleCollector.Add(IntCreatePen(fnStyle, nWidth, crColor), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hPen != IntPtr.Zero, "IntCreatePen(style={0}, width={1}, color=[{2}]) failed.", fnStyle, nWidth, crColor); return hPen; } [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, EntryPoint = "ExtCreatePen", CharSet = System.Runtime.InteropServices.CharSet.Auto)] private static extern IntPtr IntExtCreatePen(int fnStyle, int dwWidth, IntNativeMethods.LOGBRUSH lplb, int dwStyleCount, [MarshalAs(UnmanagedType.LPArray)] int[] lpStyle); public static IntPtr ExtCreatePen(int fnStyle, int dwWidth, IntNativeMethods.LOGBRUSH lplb, int dwStyleCount, int[] lpStyle) { IntPtr hPen = System.Internal.HandleCollector.Add(IntExtCreatePen(fnStyle, dwWidth, lplb, dwStyleCount, lpStyle), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hPen != IntPtr.Zero, "IntExtCreatePen(style={0}, width={1}, brush={2}, styleCount={3}, styles={4}) failed.", fnStyle, dwWidth, lplb, dwStyleCount, lpStyle); return hPen; } // Region [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling=true, EntryPoint="CreateRectRgn", CharSet=System.Runtime.InteropServices.CharSet.Auto)] public static extern IntPtr IntCreateRectRgn(int x1, int y1, int x2, int y2); public static IntPtr CreateRectRgn(int x1, int y1, int x2, int y2) { IntPtr hRgn = System.Internal.HandleCollector.Add(IntCreateRectRgn(x1, y1, x2, y2), IntSafeNativeMethods.CommonHandles.GDI); DbgUtil.AssertWin32(hRgn != IntPtr.Zero, "IntCreateRectRgn([x1={0}, y1={1}, x2={2}, y2={3}]) failed.", x1, y1, x2, y2); return hRgn; } // Misc. [DllImport(ExternDll.Kernel32, SetLastError=true, CharSet=System.Runtime.InteropServices.CharSet.Auto)] public static extern int GetUserDefaultLCID(); [DllImport(ExternDll.Gdi32, SetLastError=true, ExactSpelling = true, CharSet = System.Runtime.InteropServices.CharSet.Auto)] public static extern bool GdiFlush(); } } // 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
- CardSpaceSelector.cs
- DataRowCollection.cs
- AdPostCacheSubstitution.cs
- PrintController.cs
- ContentElement.cs
- QilReplaceVisitor.cs
- RuleValidation.cs
- panel.cs
- XPathNavigatorKeyComparer.cs
- ToolStrip.cs
- SymmetricKeyWrap.cs
- RenderOptions.cs
- ProfileSection.cs
- DecoratedNameAttribute.cs
- WebPartManagerInternals.cs
- SchemaInfo.cs
- IdnElement.cs
- IdentityManager.cs
- TextAdaptor.cs
- GenerateScriptTypeAttribute.cs
- SafeNativeMethodsCLR.cs
- DeploymentSection.cs
- FormViewRow.cs
- NestPullup.cs
- SessionEndingCancelEventArgs.cs
- GridPatternIdentifiers.cs
- SqlDeflator.cs
- SHA512Managed.cs
- EnumerableRowCollectionExtensions.cs
- XmlDomTextWriter.cs
- CodeExpressionStatement.cs
- HttpWebRequestElement.cs
- _CommandStream.cs
- ImageList.cs
- FlowDocument.cs
- X509Chain.cs
- ContainerControl.cs
- BitmapEffect.cs
- XmlCollation.cs
- ResourceProperty.cs
- ResourceReader.cs
- PageContentCollection.cs
- InkCanvasInnerCanvas.cs
- FilterableAttribute.cs
- activationcontext.cs
- TypeUsage.cs
- FreezableDefaultValueFactory.cs
- InstanceData.cs
- AnnouncementSendsAsyncResult.cs
- RepeaterCommandEventArgs.cs
- GZipStream.cs
- TokenFactoryBase.cs
- ColumnPropertiesGroup.cs
- TypeUnloadedException.cs
- SmiContextFactory.cs
- RotateTransform3D.cs
- DataPagerField.cs
- CompilerResults.cs
- PersonalizationDictionary.cs
- baseaxisquery.cs
- shaperfactoryquerycacheentry.cs
- TemplateBindingExpression.cs
- DataTableNewRowEvent.cs
- tabpagecollectioneditor.cs
- DragDeltaEventArgs.cs
- CheckBox.cs
- PeerNameResolver.cs
- TextRenderer.cs
- WorkflowDataContext.cs
- InstallerTypeAttribute.cs
- ViewPort3D.cs
- DateTimeFormatInfo.cs
- ColorContext.cs
- ModelFactory.cs
- SortExpressionBuilder.cs
- GroupBox.cs
- PrtTicket_Base.cs
- ManagementEventArgs.cs
- Geometry3D.cs
- TreeViewItem.cs
- PrivilegeNotHeldException.cs
- WinEventHandler.cs
- EnumerableRowCollection.cs
- AutomationElementCollection.cs
- SiblingIterators.cs
- CryptoKeySecurity.cs
- ExpressionDumper.cs
- PreloadedPackages.cs
- FamilyMap.cs
- DataGridCell.cs
- Selection.cs
- Int32CollectionConverter.cs
- GeometryDrawing.cs
- DataBindEngine.cs
- Switch.cs
- securitycriticaldataformultiplegetandset.cs
- MultiTrigger.cs
- DecoderNLS.cs
- TreeNode.cs
- HandlerBase.cs