Cursors.cs source code in C# .NET

                        Code:
                         / DotNET / DotNET / 8.0 / untmp / whidbey / REDBITS / ndp / fx / src / WinForms / Managed / System / WinForms / Cursors.cs / 1 / Cursors.cs
                        
                        
                            //------------------------------------------------------------------------------ 
// 
//     Copyright (c) Microsoft Corporation.  All rights reserved.
// 
//----------------------------------------------------------------------------- 

/* 
 */ 
namespace System.Windows.Forms {
 
    using System.Diagnostics;

    using System;
    using System.Drawing; 

 
    ///  
    /// 
    ///     Standard cursors 
    /// 
    public sealed class Cursors {
        private static  Cursor appStarting = null;
        private static  Cursor arrow       = null; 
        private static  Cursor cross       = null;
        private static  Cursor defaultCursor = null; 
        private static  Cursor iBeam       = null; 
        private static  Cursor no          = null;
        private static  Cursor sizeAll     = null; 
        private static  Cursor sizeNESW    = null;
        private static  Cursor sizeNS      = null;
        private static  Cursor sizeNWSE    = null;
        private static  Cursor sizeWE      = null; 
        private static  Cursor upArrow     = null;
        private static  Cursor wait        = null; 
        private static  Cursor help        = null; 
        private static  Cursor hSplit      = null;
        private static  Cursor vSplit      = null; 
        private static  Cursor noMove2D    = null;
        private static  Cursor noMoveHoriz = null;
        private static  Cursor noMoveVert  = null;
        private static  Cursor panEast     = null; 
        private static  Cursor panNE       = null;
        private static  Cursor panNorth    = null; 
        private static  Cursor panNW       = null; 
        private static  Cursor panSE       = null;
        private static  Cursor panSouth    = null; 
        private static  Cursor panSW       = null;
        private static  Cursor panWest     = null;
        private static  Cursor hand        = null;
 
        private Cursors() {
        } 
 
        internal static Cursor KnownCursorFromHCursor( IntPtr handle ) {
            if (handle == IntPtr.Zero) { 
                return null;
            }
            else {
                return new Cursor(handle); 
            }
 
            // if (handle == Cursors.AppStarting.Handle)   return Cursors.AppStarting; 
            // if (handle == Cursors.Arrow.Handle)         return Cursors.Arrow;
            // if (handle == Cursors.IBeam.Handle)         return Cursors.IBeam; 
            // if (handle == Cursors.Cross.Handle)         return Cursors.Cross;
            // if (handle == Cursors.Default.Handle)       return Cursors.Default;
            // if (handle == Cursors.No.Handle)            return Cursors.No;
            // if (handle == Cursors.SizeAll.Handle)       return Cursors.SizeAll; 
            // if (handle == Cursors.SizeNS.Handle)        return Cursors.SizeNS;
            // if (handle == Cursors.SizeWE.Handle)        return Cursors.SizeWE; 
            // if (handle == Cursors.SizeNWSE.Handle)      return Cursors.SizeNWSE; 
            // if (handle == Cursors.SizeNESW.Handle)      return Cursors.SizeNESW;
            // if (handle == Cursors.VSplit.Handle)        return Cursors.VSplit; 
            // if (handle == Cursors.HSplit.Handle)        return Cursors.HSplit;
            // if (handle == Cursors.WaitCursor.Handle)    return Cursors.WaitCursor;
            // if (handle == Cursors.Help.Handle)          return Cursors.Help;
            // if (handle == IntPtr.Zero)     return null; 

            //         appStarting = new Cursor(NativeMethods.IDC_APPSTARTING,0); 
            //         arrow = new Cursor(NativeMethods.IDC_ARROW,0); 
            //         cross = new Cursor(NativeMethods.IDC_CROSS,0);
            //         defaultCursor = new Cursor(NativeMethods.IDC_ARROW,0); 
            //         iBeam = new Cursor(NativeMethods.IDC_IBEAM,0);
            //         no = new Cursor(NativeMethods.IDC_NO,0);
            //         sizeAll = new Cursor(NativeMethods.IDC_SIZEALL,0);
            //         sizeNESW = new Cursor(NativeMethods.IDC_SIZENESW,0); 
            //         sizeNS      = new Cursor(NativeMethods.IDC_SIZENS,0);
            //         sizeNWSE    = new Cursor(NativeMethods.IDC_SIZENWSE,0); 
            //         sizeWE      = new Cursor(NativeMethods.IDC_SIZEWE,0); 
            //         upArrow     = new Cursor(NativeMethods.IDC_UPARROW,0);
            //         wait        = new Cursor(NativeMethods.IDC_WAIT,0); 
            //         help        = new Cursor(NativeMethods.IDC_HELP,0);
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor AppStarting {
            get { 
                if (appStarting == null)
                    appStarting = new Cursor(NativeMethods.IDC_APPSTARTING,0);
                return appStarting;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor Arrow {
            get {
                if (arrow == null) 
                    arrow = new Cursor(NativeMethods.IDC_ARROW,0);
                return arrow; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor Cross {
            get { 
                if (cross == null) 
                    cross = new Cursor(NativeMethods.IDC_CROSS,0);
                return cross; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor Default {
            get { 
                if (defaultCursor == null)
                    defaultCursor = new Cursor(NativeMethods.IDC_ARROW,0);
                return defaultCursor;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor IBeam {
            get {
                if (iBeam == null) 
                    iBeam = new Cursor(NativeMethods.IDC_IBEAM,0);
                return iBeam; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor No {
            get { 
                if (no == null) 
                    no = new Cursor(NativeMethods.IDC_NO,0);
                return no; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor SizeAll {
            get { 
                if (sizeAll == null)
                    sizeAll = new Cursor(NativeMethods.IDC_SIZEALL,0);
                return sizeAll;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor SizeNESW {
            get {
                if (sizeNESW == null) 
                    sizeNESW = new Cursor(NativeMethods.IDC_SIZENESW,0);
                return sizeNESW; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor SizeNS {
            get { 
                if (sizeNS == null) 
                    sizeNS      = new Cursor(NativeMethods.IDC_SIZENS,0);
                return sizeNS; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor SizeNWSE {
            get { 
                if (sizeNWSE == null)
                    sizeNWSE    = new Cursor(NativeMethods.IDC_SIZENWSE,0);
                return sizeNWSE;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor SizeWE {
            get {
                if (sizeWE == null) 
                    sizeWE      = new Cursor(NativeMethods.IDC_SIZEWE,0);
                return sizeWE; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor UpArrow {
            get { 
                if (upArrow == null) 
                    upArrow     = new Cursor(NativeMethods.IDC_UPARROW,0);
                return upArrow; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor WaitCursor {
            get { 
                if (wait == null)
                    wait        = new Cursor(NativeMethods.IDC_WAIT,0);
                return wait;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor Help {
            get {
                if (help == null) 
                    help        = new Cursor(NativeMethods.IDC_HELP,0);
                return help; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor HSplit {
            get { 
                if (hSplit == null) 
                    hSplit      = new Cursor("hsplit.cur", 0);
                return hSplit; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor VSplit {
            get { 
                if (vSplit == null)
                    vSplit      = new Cursor("vsplit.cur", 0);
                return vSplit;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor NoMove2D {
            get {
                if (noMove2D == null) 
                    noMove2D    = new Cursor("nomove2d.cur", 0);
                return noMove2D; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor NoMoveHoriz {
            get { 
                if (noMoveHoriz == null) 
                    noMoveHoriz = new Cursor("nomoveh.cur", 0);
                return noMoveHoriz; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor NoMoveVert {
            get { 
                if (noMoveVert == null)
                    noMoveVert  = new Cursor("nomovev.cur", 0);
                return noMoveVert;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor PanEast {
            get {
                if (panEast == null) 
                    panEast     = new Cursor("east.cur", 0);
                return panEast; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor PanNE {
            get { 
                if (panNE == null) 
                    panNE       = new Cursor("ne.cur", 0);
                return panNE; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor PanNorth {
            get { 
                if (panNorth == null)
                    panNorth    = new Cursor("north.cur", 0);
                return panNorth;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor PanNW {
            get {
                if (panNW == null) 
                    panNW       = new Cursor("nw.cur", 0);
                return panNW; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor PanSE {
            get { 
                if (panSE == null) 
                    panSE       = new Cursor("se.cur", 0);
                return panSE; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor PanSouth {
            get { 
                if (panSouth == null)
                    panSouth    = new Cursor("south.cur", 0);
                return panSouth;
            } 
        }
 
        ///  
        /// 
        ///    [To be supplied.] 
        /// 
        public static Cursor PanSW {
            get {
                if (panSW == null) 
                    panSW       = new Cursor("sw.cur", 0);
                return panSW; 
            } 
        }
 
        /// 
        /// 
        ///    [To be supplied.]
        ///  
        public static Cursor PanWest {
            get { 
                if (panWest == null) 
                    panWest     = new Cursor("west.cur", 0);
                return panWest; 
            }
        }

        ///  
        /// 
        ///    [To be supplied.] 
        ///  
        public static Cursor Hand {
            get { 
                if (hand == null)
                    hand        = new Cursor("hand.cur", 0);
                return hand;
            } 
        }
    } 
} 

// File provided for Reference Use Only by Microsoft Corporation (c) 2007.
// Copyright (c) Microsoft Corporation. All rights reserved.
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