[Mwinapi-commits] SF.net SVN: mwinapi:[83] trunk/ManagedWinapi

[<sch...@us...>]

Revision: 83
          http://mwinapi.svn.sourceforge.net/mwinapi/?rev=83&view=rev
Author:   schierlm
Date:     2009-06-26 13:30:47 +0000 (Fri, 26 Jun 2009)

Log Message:
-----------
- Add WinForms-like MouseDown/Up/Move/Wheel events to LowLevelMouseHook
- Add DomainName and DnsDomainName properties to MachineIdentifiers

[submitted by Duncan Smart <duncan dot smart at gmail dot com>]

Modified Paths:
--------------
    trunk/ManagedWinapi/LowLevelHook.cs
    trunk/ManagedWinapi/MachineIdentifiers.cs

Modified: trunk/ManagedWinapi/LowLevelHook.cs
===================================================================
--- trunk/ManagedWinapi/LowLevelHook.cs	2009-04-13 15:35:03 UTC (rev 82)
+++ trunk/ManagedWinapi/LowLevelHook.cs	2009-06-26 13:30:47 UTC (rev 83)
@@ -177,6 +177,18 @@
         /// </summary>
         public event LowLevelMessageCallback MessageIntercepted;
 
+        /// <summary>Occurs when the mouse pointer is moved.</summary>
+        public event EventHandler<MouseEventArgs> MouseMove;
+
+        /// <summary>Occurs when a mouse button is pressed.</summary>
+        public event EventHandler<MouseEventArgs> MouseDown;
+
+        /// <summary>Occurs when a mouse button is released.</summary>
+        public event EventHandler<MouseEventArgs> MouseUp;
+
+        /// <summary>Occurs when the mouse wheel moves.</summary>
+        public event EventHandler<MouseEventArgs> MouseWheel;
+
         /// <summary>
         /// Represents a method that handles an intercepted mouse action.
         /// </summary>
@@ -206,6 +218,9 @@
             if (code == HC_ACTION)
             {
                 MSLLHOOKSTRUCT llh = (MSLLHOOKSTRUCT)Marshal.PtrToStructure(lParam, typeof(MSLLHOOKSTRUCT));
+
+                fireMouseEvents(wParam, llh.pt, llh.mouseData);
+
                 bool handled = false;
                 if (MouseIntercepted != null)
                 {
@@ -224,6 +239,76 @@
             return 0;
         }
 
+        private void fireMouseEvents(IntPtr wParam, POINT pt, int mouseData)
+        {
+            const int WM_MOUSEMOVE = 0x200,
+                WM_LBUTTONDOWN = 0x201, WM_LBUTTONUP = 0x202,
+                WM_RBUTTONDOWN = 0x204, WM_RBUTTONUP = 0x205,
+                WM_MBUTTONDOWN = 0x207, WM_MBUTTONUP = 0x208,
+                WM_MOUSEWHEEL = 0x20A,
+                WM_XBUTTONDOWN = 0x020B, WM_XBUTTONUP = 0x020C;
+
+            switch ((int)wParam)
+            {
+                case WM_MOUSEMOVE:
+                    if (MouseMove != null)
+                        MouseMove(this, new MouseEventArgs(MouseButtons.None, 0, pt.X, pt.Y, 0));
+                    break;
+
+                case WM_LBUTTONDOWN:
+                    if (MouseDown != null)
+                        MouseDown(this, new MouseEventArgs(MouseButtons.Left, 1, pt.X, pt.Y, 0));
+                    break;
+                case WM_LBUTTONUP:
+                    if (MouseUp != null)
+                        MouseUp(this, new MouseEventArgs(MouseButtons.Left, 1, pt.X, pt.Y, 0));
+                    break;
+
+                case WM_RBUTTONDOWN:
+                    if (MouseDown != null)
+                        MouseDown(this, new MouseEventArgs(MouseButtons.Right, 1, pt.X, pt.Y, 0));
+                    break;
+                case WM_RBUTTONUP:
+                    if (MouseUp != null)
+                        MouseUp(this, new MouseEventArgs(MouseButtons.Right, 1, pt.X, pt.Y, 0));
+                    break;
+
+                case WM_MBUTTONDOWN:
+                    if (MouseDown != null)
+                        MouseDown(this, new MouseEventArgs(MouseButtons.Middle, 1, pt.X, pt.Y, 0));
+                    break;
+                case WM_MBUTTONUP:
+                    if (MouseUp != null)
+                        MouseUp(this, new MouseEventArgs(MouseButtons.Middle, 1, pt.X, pt.Y, 0));
+                    break;
+
+                case WM_MOUSEWHEEL:
+                    if (MouseWheel != null)
+                        MouseWheel(this, new MouseEventArgs(MouseButtons.None, 0, pt.X, pt.Y, hiWord(mouseData)));
+                    break;
+
+                case WM_XBUTTONDOWN:
+                    if (MouseDown != null)
+                    {
+                        MouseButtons xbutton = hiWord(mouseData) == 1 ? MouseButtons.XButton1 : MouseButtons.XButton2;
+                        MouseDown(this, new MouseEventArgs(xbutton, 1, pt.X, pt.Y, 0));
+                    }
+                    break;
+                case WM_XBUTTONUP:
+                    if (MouseUp != null)
+                    {
+                        MouseButtons xbutton = hiWord(mouseData) == 1 ? MouseButtons.XButton1 : MouseButtons.XButton2;
+                        MouseUp(this, new MouseEventArgs(xbutton, 1, pt.X, pt.Y, 0));
+                    }
+                    break;
+            }
+        }
+
+        private static short hiWord(int n)
+        {
+            return (short)((n >> 0x10) & 0xFFFF);
+        }
+
         #region PInvoke Declarations
 
         [StructLayout(LayoutKind.Sequential)]

Modified: trunk/ManagedWinapi/MachineIdentifiers.cs
===================================================================
--- trunk/ManagedWinapi/MachineIdentifiers.cs	2009-04-13 15:35:03 UTC (rev 82)
+++ trunk/ManagedWinapi/MachineIdentifiers.cs	2009-06-26 13:30:47 UTC (rev 83)
@@ -25,6 +25,7 @@
 using System.Net.NetworkInformation;
 using System.IO;
 using System.Net;
+using System.ComponentModel;
 
 namespace ManagedWinapi
 {
@@ -64,6 +65,24 @@
         [DllImport("advapi32.dll", SetLastError = true, PreserveSig = false)]
         private static extern void LsaClose(IntPtr ObjectHandle);
 
+        [DllImport("netapi32.dll", CharSet = CharSet.Auto)]
+        private static extern int NetWkstaGetInfo(string server,
+            int level,
+            out WKSTA_INFO_100 info);
+
+        [DllImport("netapi32.dll")]
+        private static extern int NetApiBufferFree(WKSTA_INFO_100 info);
+
+        [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
+        private class WKSTA_INFO_100
+        {
+            public int wki100_platform_id;
+            public string wki100_computername;
+            public string wki100_langroup;
+            public int wki100_ver_major;
+            public int wki100_ver_minor;
+        }
+
         /// <summary>
         /// The security identifier of this machine. This id is generated at 
         /// installation time (or when running tools like SysPrep or NewSid) 
@@ -90,6 +109,37 @@
         }
 
         /// <summary>
+        /// The NetBIOS name of the domain to which this machine is joined, or the LAN workgroup name if not. 
+        /// For the Active Directory DNS domain name, see <see cref="DnsDomainName"/>.
+        /// </summary>
+        public static string DomainName
+        {
+            get
+            {
+                WKSTA_INFO_100 wkstaInfo;
+                int result  = NetWkstaGetInfo(null, 100, out wkstaInfo);
+                if (result != 0)
+                    throw new Win32Exception(result);
+                string domainName = wkstaInfo.wki100_langroup;
+                NetApiBufferFree(wkstaInfo);
+                return domainName;
+            }
+        }
+
+        /// <summary>
+        /// The Active Directory DNS domain of which this machine is a member. 
+        /// For the NetBIOS domain name see <see cref="DomainName"/>.
+        /// </summary>
+        public static string DnsDomainName
+        {
+            get
+            {
+                IPGlobalProperties ipGlobalProps = System.Net.NetworkInformation.IPGlobalProperties.GetIPGlobalProperties();
+                return ipGlobalProps.DomainName;
+            }
+        }
+
+        /// <summary>
         /// The DNS host name of this machine. Can be easily changed.
         /// </summary>
         public static string HostName


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