using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Runtime.InteropServices;
using System.Windows.Media;
using System.Drawing;
using System.Windows.Interop;
using System.Windows;
namespace NetVerser
{
public static class Notify
{
private static WindowHwndSource source;
private const int NIM_ADD = 0;
private const int NIM_MODIFY = 1;
private const int NIM_DELETE = 2;
//messages to trap
public const int PK_TRAYICON = 1025;
public const int RButtonUp = 0x0205;
public const int NIN_BALLOONUSERCLICK = 1029;
public const int WM_LBUTTONDBLCLK = 515;
[Flags]
public enum NotifyIconFlags
{
// The hIcon member is valid.
Icon = 2,
// The uCallbackMessage member is valid.
Message = 1,
// The szTip member is valid.
ToolTip = 4,
// The dwState and dwStateMask members are valid.
State = 8,
// Use a balloon ToolTip instead of a standard ToolTip. The szInfo, uTimeout, szInfoTitle, and dwInfoFlags members are valid.
Balloon = 0x10,
}
public enum NotifyBalloonIcon
{
// No icon.
None,
// An information icon.
Info,
// A warning icon.
Warning,
// An error icon.
Error,
}
[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
public class NOTIFYICONDATA
{
public int cbSize = Marshal.SizeOf(typeof(NOTIFYICONDATA));
public IntPtr hWnd;
public int uID;
public int uFlags;
public int uCallbackMessage;
public IntPtr hIcon;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 0x80)]
public string szTip;
public int dwState;
public int dwStateMask;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 0x100)]
public string szInfo;
public int uTimeoutOrVersion;
[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 0x40)]
public string szInfoTitle;
public int dwInfoFlags;
}
[DllImport("shell32", CharSet = CharSet.Auto)]
public static extern int Shell_NotifyIcon(int message, NOTIFYICONDATA pnid);
public static IntPtr AddToTray(Window window, string stringTip)
{
//hook window
source = new WindowHwndSource((winChat)window);
//get icon
Icon icon = new System.Drawing.Icon(global::NetVerser.Properties.Resources.Comment, 16, 16);
//uID is the same uID used in ShowBallon
NOTIFYICONDATA pnid = new NOTIFYICONDATA
{
hWnd = source.Handle,
uID = 999,
uFlags = (int)NotifyIconFlags.Message | (int)NotifyIconFlags.ToolTip | (int)NotifyIconFlags.Icon,
uCallbackMessage = PK_TRAYICON,
szTip = stringTip,
hIcon = (IntPtr)icon.Handle,
};
//add icon
Shell_NotifyIcon(NIM_ADD, pnid);
//return source handle to be used in SetForegroundWindow
return source.Handle;
}
public static void RemoveFromTray()
{
NOTIFYICONDATA pnid = new NOTIFYICONDATA
{
hWnd = source.Handle,
uID = 999
};
//remove icon from tray
Shell_NotifyIcon(NIM_DELETE, pnid);
}
public static IntPtr ShowBallon(int timeout, string stringTip, string tipTitle, string tipText, NotifyBalloonIcon tipIcon)
{
//get icon
Icon icon = new System.Drawing.Icon(global::NetVerser.Properties.Resources.Comment, 16, 16);
//uID is the same uID used in AddToTray
NOTIFYICONDATA pnid = new NOTIFYICONDATA
{
hWnd = source.Handle,
uID = 999,
uFlags = (int)NotifyIconFlags.Balloon | (int)NotifyIconFlags.Message | (int)NotifyIconFlags.ToolTip | (int)NotifyIconFlags.Icon,
uTimeoutOrVersion = timeout,
szInfoTitle = tipTitle,
szInfo = tipText,
dwInfoFlags = (int)tipIcon,
hIcon = (IntPtr)icon.Handle,
uCallbackMessage = PK_TRAYICON,
szTip = stringTip,
};
//modify icon
Shell_NotifyIcon(NIM_MODIFY, pnid);
//return source handle to be used in SetForegroundWindow
return source.Handle;
}
}
//this is to hook WPF window messages
public class WindowHwndSource : HwndSource
{
[DllImport("user32", CharSet = CharSet.Auto)]
public static extern bool PostMessage(HandleRef hwnd, int msg, IntPtr wparam, IntPtr lparam);
private winChat _reference;
private const int Close = 0x10;
internal WindowHwndSource(winChat component) : base(0, 0, 0, 0, 0, null, IntPtr.Zero)
{
_reference = component;
AddHook(_reference.WndProc);
}
~WindowHwndSource()
{
if (Handle != IntPtr.Zero)
{
PostMessage(new HandleRef(this, Handle), Close, IntPtr.Zero, IntPtr.Zero);
}
}
}
}
