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GUI/NotifyIconAdv.cs
author Stephane Lenclud
Sat, 30 Jan 2016 23:01:51 +0100
branchMiniDisplay
changeset 454 f84878f52cd9
parent 363 daa9590e1bee
permissions -rw-r--r--
Disabling Nuvoton NCT6791D because of fan full speed bug on Asus Z97 WS. 
     1 /*

     2  

     3   This Source Code Form is subject to the terms of the Mozilla Public

     4   License, v. 2.0. If a copy of the MPL was not distributed with this

     5   file, You can obtain one at http://mozilla.org/MPL/2.0/.

     6  

     7   Copyright (C) 2012 Michael Möller <mmoeller@openhardwaremonitor.org>

     8 	

     9 */

    10 

    11 using System;

    12 using System.ComponentModel;

    13 using System.Drawing;

    14 using System.Runtime.InteropServices;

    15 using System.Reflection;

    16 using System.Windows.Forms;

    17 

    18 namespace OpenHardwareMonitor.GUI {

    19 

    20   public class NotifyIconAdv : IDisposable {

    21 

    22     private NotifyIcon genericNotifyIcon;

    23     private NotifyIconWindowsImplementation windowsNotifyIcon;

    24 

    25     public NotifyIconAdv() {

    26       int p = (int)Environment.OSVersion.Platform;

    27       if ((p == 4) || (p == 128)) { // Unix

    28         genericNotifyIcon = new NotifyIcon();

    29       } else { // Windows

    30         windowsNotifyIcon = new NotifyIconWindowsImplementation();

    31       }

    32     }

    33 

    34     public event EventHandler BalloonTipClicked {

    35       add {

    36         if (genericNotifyIcon != null)

    37           genericNotifyIcon.BalloonTipClicked += value;

    38         else

    39           windowsNotifyIcon.BalloonTipClicked += value;

    40       }

    41       remove {

    42         if (genericNotifyIcon != null)

    43           genericNotifyIcon.BalloonTipClicked -= value;

    44         else

    45           windowsNotifyIcon.BalloonTipClicked -= value;

    46       }

    47     }

    48 

    49     public event EventHandler BalloonTipClosed {

    50       add {

    51         if (genericNotifyIcon != null)

    52           genericNotifyIcon.BalloonTipClosed += value;

    53         else

    54           windowsNotifyIcon.BalloonTipClosed += value;

    55       }

    56       remove {

    57         if (genericNotifyIcon != null)

    58           genericNotifyIcon.BalloonTipClosed -= value;

    59         else

    60           windowsNotifyIcon.BalloonTipClosed -= value;

    61       }

    62     }

    63 

    64     public event EventHandler BalloonTipShown {

    65       add {

    66         if (genericNotifyIcon != null)

    67           genericNotifyIcon.BalloonTipShown += value;

    68         else

    69           windowsNotifyIcon.BalloonTipShown += value;

    70       }

    71       remove {

    72         if (genericNotifyIcon != null)

    73           genericNotifyIcon.BalloonTipShown -= value;

    74         else

    75           windowsNotifyIcon.BalloonTipShown -= value;

    76       }

    77     }

    78 

    79     public event EventHandler Click {

    80       add {

    81         if (genericNotifyIcon != null)

    82           genericNotifyIcon.Click += value;

    83         else

    84           windowsNotifyIcon.Click += value;

    85       }

    86       remove {

    87         if (genericNotifyIcon != null)

    88           genericNotifyIcon.Click -= value;

    89         else

    90           windowsNotifyIcon.Click -= value;

    91       }

    92     }

    93 

    94     public event EventHandler DoubleClick {

    95       add {

    96         if (genericNotifyIcon != null)

    97           genericNotifyIcon.DoubleClick += value;

    98         else

    99           windowsNotifyIcon.DoubleClick += value;

   100       }

   101       remove {

   102         if (genericNotifyIcon != null)

   103           genericNotifyIcon.DoubleClick -= value;

   104         else

   105           windowsNotifyIcon.DoubleClick -= value;

   106       }

   107     }

   108 

   109     public event MouseEventHandler MouseClick {

   110       add {

   111         if (genericNotifyIcon != null)

   112           genericNotifyIcon.MouseClick += value;

   113         else

   114           windowsNotifyIcon.MouseClick += value;

   115       }

   116       remove {

   117         if (genericNotifyIcon != null)

   118           genericNotifyIcon.MouseClick -= value;

   119         else

   120           windowsNotifyIcon.MouseClick -= value;

   121       }

   122     }

   123 

   124     public event MouseEventHandler MouseDoubleClick {

   125       add {

   126         if (genericNotifyIcon != null)

   127           genericNotifyIcon.MouseDoubleClick += value;

   128         else

   129           windowsNotifyIcon.MouseDoubleClick += value;

   130       }

   131       remove {

   132         if (genericNotifyIcon != null)

   133           genericNotifyIcon.MouseDoubleClick -= value;

   134         else

   135           windowsNotifyIcon.MouseDoubleClick -= value;

   136       }

   137     }

   138 

   139     public event MouseEventHandler MouseDown {

   140       add {

   141         if (genericNotifyIcon != null)

   142           genericNotifyIcon.MouseDown += value;

   143         else

   144           windowsNotifyIcon.MouseDown += value;

   145       }

   146       remove {

   147         if (genericNotifyIcon != null)

   148           genericNotifyIcon.MouseDown -= value;

   149         else

   150           windowsNotifyIcon.MouseDown -= value;

   151       }

   152     }

   153 

   154     public event MouseEventHandler MouseMove {

   155       add {

   156         if (genericNotifyIcon != null)

   157           genericNotifyIcon.MouseMove += value;

   158         else

   159           windowsNotifyIcon.MouseMove += value;

   160       }

   161       remove {

   162         if (genericNotifyIcon != null)

   163           genericNotifyIcon.MouseMove -= value;

   164         else

   165           windowsNotifyIcon.MouseMove -= value;

   166       }

   167     }

   168 

   169     public event MouseEventHandler MouseUp {

   170       add {

   171         if (genericNotifyIcon != null)

   172           genericNotifyIcon.MouseUp += value;

   173         else

   174           windowsNotifyIcon.MouseUp += value;

   175       }

   176       remove {

   177         if (genericNotifyIcon != null)

   178           genericNotifyIcon.MouseUp -= value;

   179         else

   180           windowsNotifyIcon.MouseUp -= value;

   181       }

   182     }

   183 

   184     public string BalloonTipText {

   185       get {

   186         if (genericNotifyIcon != null)

   187           return genericNotifyIcon.BalloonTipText;

   188         else

   189           return windowsNotifyIcon.BalloonTipText;

   190       }

   191       set {

   192         if (genericNotifyIcon != null)

   193           genericNotifyIcon.BalloonTipText = value;

   194         else

   195           windowsNotifyIcon.BalloonTipText = value;

   196       }

   197     }

   198 

   199     public ToolTipIcon BalloonTipIcon {

   200       get {

   201         if (genericNotifyIcon != null)

   202           return genericNotifyIcon.BalloonTipIcon;

   203         else

   204           return windowsNotifyIcon.BalloonTipIcon;

   205       }

   206       set {

   207         if (genericNotifyIcon != null)

   208           genericNotifyIcon.BalloonTipIcon = value;

   209         else

   210           windowsNotifyIcon.BalloonTipIcon = value;

   211       }

   212     }

   213 

   214     public string BalloonTipTitle {

   215       get {

   216         if (genericNotifyIcon != null)

   217           return genericNotifyIcon.BalloonTipTitle;

   218         else

   219           return windowsNotifyIcon.BalloonTipTitle;

   220       }

   221       set {

   222         if (genericNotifyIcon != null)

   223           genericNotifyIcon.BalloonTipTitle = value;

   224         else

   225           windowsNotifyIcon.BalloonTipTitle = value;

   226       }

   227     }

   228 

   229     public ContextMenu ContextMenu {

   230       get {

   231         if (genericNotifyIcon != null)

   232           return genericNotifyIcon.ContextMenu;

   233         else

   234           return windowsNotifyIcon.ContextMenu;

   235       }

   236       set {

   237         if (genericNotifyIcon != null)

   238           genericNotifyIcon.ContextMenu = value;

   239         else

   240           windowsNotifyIcon.ContextMenu = value;

   241       }

   242     }

   243 

   244     public ContextMenuStrip ContextMenuStrip {

   245       get {

   246         if (genericNotifyIcon != null)

   247           return genericNotifyIcon.ContextMenuStrip;

   248         else

   249           return windowsNotifyIcon.ContextMenuStrip;

   250       }

   251       set {

   252         if (genericNotifyIcon != null)

   253           genericNotifyIcon.ContextMenuStrip = value;

   254         else

   255           windowsNotifyIcon.ContextMenuStrip = value;

   256       }

   257     }

   258 

   259     public object Tag { get; set; }

   260 

   261     public Icon Icon {

   262       get {

   263         if (genericNotifyIcon != null)

   264           return genericNotifyIcon.Icon;

   265         else

   266           return windowsNotifyIcon.Icon;

   267       }

   268       set {

   269         if (genericNotifyIcon != null)

   270           genericNotifyIcon.Icon = value;

   271         else

   272           windowsNotifyIcon.Icon = value;

   273       }

   274     }

   275 

   276     public string Text {

   277       get {

   278         if (genericNotifyIcon != null)

   279           return genericNotifyIcon.Text;

   280         else

   281           return windowsNotifyIcon.Text;

   282       }

   283       set {

   284         if (genericNotifyIcon != null)

   285           genericNotifyIcon.Text = value;

   286         else

   287           windowsNotifyIcon.Text = value;

   288       }

   289     }

   290 

   291     public bool Visible {

   292       get {

   293         if (genericNotifyIcon != null)

   294           return genericNotifyIcon.Visible;

   295         else

   296           return windowsNotifyIcon.Visible;

   297       }

   298       set {

   299         if (genericNotifyIcon != null)

   300           genericNotifyIcon.Visible = value;

   301         else

   302           windowsNotifyIcon.Visible = value;

   303       }

   304     }

   305 

   306     public void Dispose() {

   307       if (genericNotifyIcon != null)

   308         genericNotifyIcon.Dispose();

   309       else

   310         windowsNotifyIcon.Dispose();

   311     }

   312 

   313     public void ShowBalloonTip(int timeout) {

   314       ShowBalloonTip(timeout, BalloonTipTitle, BalloonTipText, BalloonTipIcon);

   315     }

   316 

   317     public void ShowBalloonTip(int timeout, string tipTitle, string tipText,

   318       ToolTipIcon tipIcon) {

   319       if (genericNotifyIcon != null)

   320         genericNotifyIcon.ShowBalloonTip(timeout, tipTitle, tipText, tipIcon);

   321       else

   322         windowsNotifyIcon.ShowBalloonTip(timeout, tipTitle, tipText, tipIcon);

   323     }

   324     

   325     private class NotifyIconWindowsImplementation : Component {

   326 

   327       private static int nextId = 0;

   328 

   329       private object syncObj = new object();

   330       private Icon icon;

   331       private string text = "";

   332       private int id;

   333       private bool created;

   334       private NotifyIconNativeWindow window;

   335       private bool doubleClickDown;

   336       private bool visible;

   337       private MethodInfo commandDispatch;

   338 

   339       public event EventHandler BalloonTipClicked;

   340       public event EventHandler BalloonTipClosed;

   341       public event EventHandler BalloonTipShown;

   342       public event EventHandler Click;

   343       public event EventHandler DoubleClick;

   344       public event MouseEventHandler MouseClick;

   345       public event MouseEventHandler MouseDoubleClick;

   346       public event MouseEventHandler MouseDown;

   347       public event MouseEventHandler MouseMove;

   348       public event MouseEventHandler MouseUp;

   349 

   350       public string BalloonTipText { get; set; }

   351       public ToolTipIcon BalloonTipIcon { get; set; }

   352       public string BalloonTipTitle { get; set; }

   353       public ContextMenu ContextMenu { get; set; }

   354       public ContextMenuStrip ContextMenuStrip { get; set; }

   355       public object Tag { get; set; }

   356 

   357       public Icon Icon {

   358         get {

   359           return icon;

   360         }

   361         set {

   362           if (icon != value) {

   363             icon = value;

   364             UpdateNotifyIcon(visible);

   365           }

   366         }

   367       }

   368 

   369       public string Text {

   370         get {

   371           return text;

   372         }

   373         set {

   374           if (value == null)

   375             value = "";

   376 

   377           if (value.Length > 63)

   378             throw new ArgumentOutOfRangeException();

   379 

   380           if (!value.Equals(text)) {

   381             text = value;

   382 

   383             if (visible)

   384               UpdateNotifyIcon(visible);

   385           }

   386         }

   387       }

   388 

   389       public bool Visible {

   390         get {

   391           return visible;

   392         }

   393         set {

   394           if (visible != value) {

   395             visible = value;

   396             UpdateNotifyIcon(visible);

   397           }

   398         }

   399       }

   400 

   401       public NotifyIconWindowsImplementation() {

   402         BalloonTipText = "";

   403         BalloonTipTitle = "";

   404 

   405         commandDispatch = typeof(Form).Assembly.

   406           GetType("System.Windows.Forms.Command").GetMethod("DispatchID",

   407           BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public,

   408           null, new Type[] { typeof(int) }, null);

   409 

   410         id = ++NotifyIconWindowsImplementation.nextId;

   411         window = new NotifyIconNativeWindow(this);

   412         UpdateNotifyIcon(visible);

   413       }

   414 

   415       protected override void Dispose(bool disposing) {

   416         if (disposing) {

   417           if (window != null) {

   418             icon = null;

   419             text = "";

   420             UpdateNotifyIcon(false);

   421             window.DestroyHandle();

   422             window = null;

   423             ContextMenu = null;

   424             ContextMenuStrip = null;

   425           }

   426         } else {

   427           if (window != null && window.Handle != IntPtr.Zero) {

   428             NativeMethods.PostMessage(

   429               new HandleRef(window, window.Handle), WM_CLOSE, 0, 0);

   430             window.ReleaseHandle();

   431           }

   432         }

   433         base.Dispose(disposing);

   434       }

   435 

   436       public void ShowBalloonTip(int timeout) {

   437         ShowBalloonTip(timeout, BalloonTipTitle, BalloonTipText, BalloonTipIcon);

   438       }

   439 

   440       public void ShowBalloonTip(int timeout, string tipTitle, string tipText,

   441         ToolTipIcon tipIcon) {

   442         if (timeout < 0)

   443           throw new ArgumentOutOfRangeException("timeout");

   444 

   445         if (string.IsNullOrEmpty(tipText))

   446           throw new ArgumentException("tipText");

   447 

   448         if (DesignMode)

   449           return;

   450 

   451         if (created) {

   452           NativeMethods.NotifyIconData data = new NativeMethods.NotifyIconData();

   453           if (window.Handle == IntPtr.Zero)

   454             window.CreateHandle(new CreateParams());

   455 

   456           data.Window = window.Handle;

   457           data.ID = id;

   458           data.Flags = NativeMethods.NotifyIconDataFlags.Info;

   459           data.TimeoutOrVersion = timeout;

   460           data.InfoTitle = tipTitle;

   461           data.Info = tipText;

   462           data.InfoFlags = (int)tipIcon;

   463 

   464           NativeMethods.Shell_NotifyIcon(

   465             NativeMethods.NotifyIconMessage.Modify, data);

   466         }

   467       }

   468 

   469       private void ShowContextMenu() {

   470         if (ContextMenu == null && ContextMenuStrip == null)

   471           return;

   472 

   473         NativeMethods.Point p = new NativeMethods.Point();

   474         NativeMethods.GetCursorPos(ref p);

   475         NativeMethods.SetForegroundWindow(

   476           new HandleRef(window, window.Handle));

   477 

   478         if (ContextMenu != null) {

   479           ContextMenu.GetType().InvokeMember("OnPopup",

   480             BindingFlags.NonPublic | BindingFlags.InvokeMethod |

   481             BindingFlags.Instance, null, ContextMenu,

   482             new Object[] { System.EventArgs.Empty });

   483 

   484           NativeMethods.TrackPopupMenuEx(

   485             new HandleRef(ContextMenu, ContextMenu.Handle), 72,

   486             p.x, p.y, new HandleRef(window, window.Handle),

   487             IntPtr.Zero);

   488 

   489           NativeMethods.PostMessage(

   490             new HandleRef(window, window.Handle), WM_NULL, 0, 0);

   491           return;

   492         }

   493 

   494         if (ContextMenuStrip != null)

   495           ContextMenuStrip.GetType().InvokeMember("ShowInTaskbar",

   496             BindingFlags.NonPublic | BindingFlags.InvokeMethod |

   497             BindingFlags.Instance, null, ContextMenuStrip,

   498             new Object[] { p.x, p.y });

   499       }

   500 

   501       private void UpdateNotifyIcon(bool showNotifyIcon) {

   502         if (DesignMode)

   503           return;

   504 

   505         lock (syncObj) {

   506           window.LockReference(showNotifyIcon);

   507 

   508           NativeMethods.NotifyIconData data = new NativeMethods.NotifyIconData();

   509           data.CallbackMessage = WM_TRAYMOUSEMESSAGE;

   510           data.Flags = NativeMethods.NotifyIconDataFlags.Message;

   511 

   512           if (showNotifyIcon && window.Handle == IntPtr.Zero)

   513             window.CreateHandle(new CreateParams());

   514 

   515           data.Window = window.Handle;

   516           data.ID = id;

   517 

   518           if (icon != null) {

   519             data.Flags |= NativeMethods.NotifyIconDataFlags.Icon;

   520             data.Icon = icon.Handle;

   521           }

   522 

   523           data.Flags |= NativeMethods.NotifyIconDataFlags.Tip;

   524           data.Tip = text;

   525 

   526           if (showNotifyIcon && icon != null) {

   527             if (!created) {

   528               int i = 0;

   529               do {

   530                 created = NativeMethods.Shell_NotifyIcon(

   531                   NativeMethods.NotifyIconMessage.Add, data);

   532                 if (!created) {

   533                   System.Threading.Thread.Sleep(200);

   534                   i++;

   535                 }

   536               } while (!created && i < 40);

   537             } else {

   538               NativeMethods.Shell_NotifyIcon(

   539                 NativeMethods.NotifyIconMessage.Modify, data);

   540             }

   541           } else {

   542             if (created) {

   543               int i = 0;

   544               bool deleted = false;

   545               do {

   546                 deleted = NativeMethods.Shell_NotifyIcon(

   547                   NativeMethods.NotifyIconMessage.Delete, data);

   548                 if (!deleted) {

   549                   System.Threading.Thread.Sleep(200);

   550                   i++;

   551                 }

   552               } while (!deleted && i < 40);

   553               created = false;

   554             }

   555           }

   556         }

   557       }

   558 

   559       private void ProcessMouseDown(ref Message message, MouseButtons button,

   560         bool doubleClick) {

   561         if (doubleClick) {

   562           if (DoubleClick != null)

   563             DoubleClick(this, new MouseEventArgs(button, 2, 0, 0, 0));

   564 

   565           if (MouseDoubleClick != null)

   566             MouseDoubleClick(this, new MouseEventArgs(button, 2, 0, 0, 0));

   567 

   568           doubleClickDown = true;

   569         }

   570 

   571         if (MouseDown != null)

   572           MouseDown(this,

   573             new MouseEventArgs(button, doubleClick ? 2 : 1, 0, 0, 0));

   574       }

   575 

   576       private void ProcessMouseUp(ref Message message, MouseButtons button) {

   577         if (MouseUp != null)

   578           MouseUp(this, new MouseEventArgs(button, 0, 0, 0, 0));

   579 

   580         if (!doubleClickDown) {

   581           if (Click != null)

   582             Click(this, new MouseEventArgs(button, 0, 0, 0, 0));

   583 

   584           if (MouseClick != null)

   585             MouseClick(this, new MouseEventArgs(button, 0, 0, 0, 0));

   586         }

   587         doubleClickDown = false;

   588       }

   589 

   590       private void ProcessInitMenuPopup(ref Message message) {

   591         if (ContextMenu != null &&

   592           (bool)ContextMenu.GetType().InvokeMember("ProcessInitMenuPopup",

   593             BindingFlags.NonPublic | BindingFlags.InvokeMethod |

   594             BindingFlags.Instance, null, ContextMenu,

   595             new Object[] { message.WParam })) {

   596           return;

   597         }

   598         window.DefWndProc(ref message);

   599       }

   600 

   601       private void WndProc(ref Message message) {

   602         switch (message.Msg) {

   603           case WM_DESTROY:

   604             UpdateNotifyIcon(false);

   605             return;

   606           case WM_COMMAND:

   607             if (message.LParam != IntPtr.Zero) {

   608               window.DefWndProc(ref message);

   609               return;

   610             }

   611             commandDispatch.Invoke(null, new object[] { 

   612             message.WParam.ToInt32() & 0xFFFF });

   613             return;

   614           case WM_INITMENUPOPUP:

   615             ProcessInitMenuPopup(ref message);

   616             return;

   617           case WM_TRAYMOUSEMESSAGE:

   618             switch ((int)message.LParam) {

   619               case WM_MOUSEMOVE:

   620                 if (MouseMove != null)

   621                   MouseMove(this,

   622                     new MouseEventArgs(Control.MouseButtons, 0, 0, 0, 0));

   623                 return;

   624               case WM_LBUTTONDOWN:

   625                 ProcessMouseDown(ref message, MouseButtons.Left, false);

   626                 return;

   627               case WM_LBUTTONUP:

   628                 ProcessMouseUp(ref message, MouseButtons.Left);

   629                 return;

   630               case WM_LBUTTONDBLCLK:

   631                 ProcessMouseDown(ref message, MouseButtons.Left, true);

   632                 return;

   633               case WM_RBUTTONDOWN:

   634                 ProcessMouseDown(ref message, MouseButtons.Right, false);

   635                 return;

   636               case WM_RBUTTONUP:

   637                 if (ContextMenu != null || ContextMenuStrip != null)

   638                   ShowContextMenu();

   639                 ProcessMouseUp(ref message, MouseButtons.Right);

   640                 return;

   641               case WM_RBUTTONDBLCLK:

   642                 ProcessMouseDown(ref message, MouseButtons.Right, true);

   643                 return;

   644               case WM_MBUTTONDOWN:

   645                 ProcessMouseDown(ref message, MouseButtons.Middle, false);

   646                 return;

   647               case WM_MBUTTONUP:

   648                 ProcessMouseUp(ref message, MouseButtons.Middle);

   649                 return;

   650               case WM_MBUTTONDBLCLK:

   651                 ProcessMouseDown(ref message, MouseButtons.Middle, true);

   652                 return;

   653               case NIN_BALLOONSHOW:

   654                 if (BalloonTipShown != null)

   655                   BalloonTipShown(this, EventArgs.Empty);

   656                 return;

   657               case NIN_BALLOONHIDE:

   658               case NIN_BALLOONTIMEOUT:

   659                 if (BalloonTipClosed != null)

   660                   BalloonTipClosed(this, EventArgs.Empty);

   661                 return;

   662               case NIN_BALLOONUSERCLICK:

   663                 if (BalloonTipClicked != null)

   664                   BalloonTipClicked(this, EventArgs.Empty);

   665                 return;

   666               default:

   667                 return;

   668             }

   669         }

   670 

   671         if (message.Msg == NotifyIconWindowsImplementation.WM_TASKBARCREATED) {

   672           lock (syncObj) {

   673             created = false;

   674           }

   675           UpdateNotifyIcon(visible);

   676         }

   677 

   678         window.DefWndProc(ref message);

   679       }

   680 

   681       private class NotifyIconNativeWindow : NativeWindow {

   682         private NotifyIconWindowsImplementation reference;

   683         private GCHandle referenceHandle;

   684 

   685         internal NotifyIconNativeWindow(NotifyIconWindowsImplementation component) {

   686           this.reference = component;

   687         }

   688 

   689         ~NotifyIconNativeWindow() {

   690           if (base.Handle != IntPtr.Zero)

   691             NativeMethods.PostMessage(

   692               new HandleRef(this, base.Handle), WM_CLOSE, 0, 0);

   693         }

   694 

   695         public void LockReference(bool locked) {

   696           if (locked) {

   697             if (!referenceHandle.IsAllocated) {

   698               referenceHandle = GCHandle.Alloc(reference, GCHandleType.Normal);

   699               return;

   700             }

   701           } else {

   702             if (referenceHandle.IsAllocated)

   703               referenceHandle.Free();

   704           }

   705         }

   706 

   707         protected override void OnThreadException(Exception e) {

   708           Application.OnThreadException(e);

   709         }

   710 

   711         protected override void WndProc(ref Message m) {

   712           reference.WndProc(ref m);

   713         }

   714       }

   715 

   716       private const int WM_NULL = 0x00;

   717       private const int WM_DESTROY = 0x02;

   718       private const int WM_CLOSE = 0x10;

   719       private const int WM_COMMAND = 0x111;

   720       private const int WM_INITMENUPOPUP = 0x117;

   721       private const int WM_MOUSEMOVE = 0x200;

   722       private const int WM_LBUTTONDOWN = 0x201;

   723       private const int WM_LBUTTONUP = 0x202;

   724       private const int WM_LBUTTONDBLCLK = 0x203;

   725       private const int WM_RBUTTONDOWN = 0x204;

   726       private const int WM_RBUTTONUP = 0x205;

   727       private const int WM_RBUTTONDBLCLK = 0x206;

   728       private const int WM_MBUTTONDOWN = 0x207;

   729       private const int WM_MBUTTONUP = 0x208;

   730       private const int WM_MBUTTONDBLCLK = 0x209;

   731       private const int WM_TRAYMOUSEMESSAGE = 0x800;

   732 

   733       private const int NIN_BALLOONSHOW = 0x402;

   734       private const int NIN_BALLOONHIDE = 0x403;

   735       private const int NIN_BALLOONTIMEOUT = 0x404;

   736       private const int NIN_BALLOONUSERCLICK = 0x405;

   737 

   738       private static int WM_TASKBARCREATED =

   739         NativeMethods.RegisterWindowMessage("TaskbarCreated");

   740 

   741       private static class NativeMethods {

   742         [DllImport("user32.dll", CharSet = CharSet.Auto)]

   743         public static extern IntPtr PostMessage(HandleRef hwnd, int msg,

   744           int wparam, int lparam);

   745 

   746         [DllImport("user32.dll", CharSet = CharSet.Auto)]

   747         public static extern int RegisterWindowMessage(string msg);

   748 

   749         [Flags]

   750         public enum NotifyIconDataFlags : int {

   751           Message = 0x1,

   752           Icon = 0x2,

   753           Tip = 0x4,

   754           State = 0x8,

   755           Info = 0x10

   756         }

   757 

   758         [StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]

   759         public class NotifyIconData {

   760           private int Size = Marshal.SizeOf(typeof(NotifyIconData));

   761           public IntPtr Window;

   762           public int ID;

   763           public NotifyIconDataFlags Flags;

   764           public int CallbackMessage;

   765           public IntPtr Icon;

   766           [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]

   767           public string Tip;

   768           public int State;

   769           public int StateMask;

   770           [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 256)]

   771           public string Info;

   772           public int TimeoutOrVersion;

   773           [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 64)]

   774           public string InfoTitle;

   775           public int InfoFlags;

   776         }

   777 

   778         public enum NotifyIconMessage : int {

   779           Add = 0x0,

   780           Modify = 0x1,

   781           Delete = 0x2

   782         }

   783 

   784         [DllImport("shell32.dll", CharSet = CharSet.Auto)]

   785         [return: MarshalAs(UnmanagedType.Bool)]

   786         public static extern bool Shell_NotifyIcon(NotifyIconMessage message,

   787           NotifyIconData pnid);

   788 

   789         [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]

   790         public static extern bool TrackPopupMenuEx(HandleRef hmenu, int fuFlags,

   791           int x, int y, HandleRef hwnd, IntPtr tpm);

   792 

   793         [StructLayout(LayoutKind.Sequential)]

   794         public struct Point {

   795           public int x;

   796           public int y;

   797         }

   798 

   799         [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]

   800         public static extern bool GetCursorPos(ref Point point);

   801 

   802         [DllImport("user32.dll", CharSet = CharSet.Auto, ExactSpelling = true)]

   803         public static extern bool SetForegroundWindow(HandleRef hWnd);

   804       }

   805     }

   806   }

   807 }
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