private NativeMethods.NOTIFYICONDATA CreateDefaultData()
{
NativeMethods.NOTIFYICONDATA data = new NativeMethods.NOTIFYICONDATA();
// Get the size of the structure based on what Windows supports.
if (Environment.OSVersion.Version.Major >= 6 && Environment.OSVersion.Version.Revision > 6) // >v6.0.6
{
data.cbSize = Marshal.SizeOf(typeof(NativeMethods.NOTIFYICONDATA));
}
else if (Environment.OSVersion.Version.Major >= 6)
{
data.cbSize = NativeMethods.NOTIFYICONDATA_V3_SIZE;
}
else if (Environment.OSVersion.Version.Major >= 5)
{
data.cbSize = NativeMethods.NOTIFYICONDATA_V2_SIZE;
}
else
{
data.cbSize = NativeMethods.NOTIFYICONDATA_V1_SIZE;
}
data.uFlags = NativeMethods.NOTIFYICONFLAGS.NIF_MESSAGE;
data.hwnd = _window.Handle;
data.uID = _id;
data.uCallbackMessage = MessageSink.CallbackMessageId;
{
if (_icon.Handle != IntPtr.Zero)
{
data.hIcon = _icon.Handle;
data.uFlags |= NativeMethods.NOTIFYICONFLAGS.NIF_ICON;
}
}
{
data.szTip = "Default Tool Tip";
data.uFlags |= NativeMethods.NOTIFYICONFLAGS.NIF_TIP;
data.uFlags |= NativeMethods.NOTIFYICONFLAGS.NIF_SHOWTIP;
data.uFlags |= NativeMethods.NOTIFYICONFLAGS.NIF_INFO;
}
data.dwState = NativeMethods.NOTIFYICONSTATE.NIS_HIDDEN;
data.dwStateMask = NativeMethods.NOTIFYICONSTATE.NIS_HIDDEN;
data.szInfo = string.Empty;
data.uTimeoutOrVersion = NativeMethods.NOTIFYICONVERSION.NOTIFYICON_VERSION_4;
data.szInfoTitle = string.Empty;
data.dwInfoFlags = NativeMethods.NOTIFYICONINFOFLAGS.NIIF_NONE;
data.guidItem = Guid.Empty; // This is used for icon identification on Windows 7 or greater, currently not supported.
data.hBalloonIcon = IntPtr.Zero; // This is used for custom icons on Vista or greater, currently not supported.
return(data);
}
private void CreateNotifyIcon()
{
if (_isCreated)
{
return;
}
lock (_synclock)
{
NativeMethods.NOTIFYICONDATA iconData = CreateDefaultData();
_isCreated = NativeMethods.Shell_NotifyIcon(
NativeMethods.NOTIFYICONMESSAGE.NIM_ADD,
ref iconData);
}
}
public void ShowBalloon(string title, string text, uint timeout)
{
if (!_isCreated)
{
return;
}
lock (_synclock)
{
NativeMethods.NOTIFYICONDATA iconData = CreateDefaultData();
iconData.uFlags = NativeMethods.NOTIFYICONFLAGS.NIF_INFO;
iconData.szInfo = text;
iconData.szInfoTitle = title;
_isCreated = NativeMethods.Shell_NotifyIcon(
NativeMethods.NOTIFYICONMESSAGE.NIM_MODIFY,
ref iconData);
}
}