public void Recreate()
{
if (this.IsVisible)
{
this.notifyIconId = NotifyIconInteropHelper.CreateNotifyIcon(this.callback, this.icon);
}
}
public void SetFocus()
{
if (this.IsVisible)
{
NotifyIconInteropHelper.SetFocusToNotifyIcon(this.notifyIconId.Value);
}
}
public static void SetFocusToNotifyIcon(int iconId)
{
NotifyIconData IconData = new NotifyIconData {
cbSize = Marshal.SizeOf(typeof(NotifyIconData))
};
IconData.hwnd = NotifyIconInteropHelper.HookWindow.Handle;
IconData.uID = iconId;
NotifyIconInteropHelper.Shell_NotifyIcon(NotifyMessage.SetFocus, ref IconData);
}
public static void DeleteNotifyIcon(int iconId)
{
NotifyIconInteropHelper.DestroyIcon(NotifyIconInteropHelper.iconHandles[iconId]);
NotifyIconInteropHelper.iconHandles.Remove(iconId);
NotifyIconData IconData = new NotifyIconData {
cbSize = Marshal.SizeOf(typeof(NotifyIconData))
};
IconData.hwnd = NotifyIconInteropHelper.HookWindow.Handle;
IconData.uID = iconId;
NotifyIconInteropHelper.Shell_NotifyIcon(NotifyMessage.Delete, ref IconData);
NotifyIconInteropHelper.HookWindow.RemoveMessageHook(iconId);
}
public static void ChangeNotifyIcon(int iconId, Bitmap icon)
{
NotifyIconInteropHelper.DestroyIcon(NotifyIconInteropHelper.iconHandles[iconId]);
NotifyIconInteropHelper.iconHandles[iconId] = icon.GetHicon();
NotifyIconData IconData = new NotifyIconData {
cbSize = Marshal.SizeOf(typeof(NotifyIconData))
};
IconData.hwnd = NotifyIconInteropHelper.HookWindow.Handle;
IconData.uID = iconId;
IconData.uFlags = 0x00000002; // NIF_ICON (2)
IconData.hIcon = NotifyIconInteropHelper.iconHandles[iconId];
NotifyIconInteropHelper.Shell_NotifyIcon(NotifyMessage.Modify, ref IconData);
}
public static int CreateNotifyIcon(INotifyIconCallback messageCallback, Bitmap icon)
{
int Id = NotifyIconInteropHelper.nextNotifyIconId++;
NotifyIconInteropHelper.HookWindow.AddMessageHook(Id, messageCallback);
NotifyIconInteropHelper.iconHandles.Add(Id, icon.GetHicon());
NotifyIconData IconData = new NotifyIconData {
cbSize = Marshal.SizeOf(typeof(NotifyIconData))
};
IconData.hwnd = NotifyIconInteropHelper.HookWindow.Handle;
IconData.uID = Id;
IconData.uFlags = 0x00000003; // NIF_Message (1), NIF_ICON (2)
IconData.uCallbackMessage = (int)Win32.Wm.App;
IconData.hIcon = NotifyIconInteropHelper.iconHandles[Id];
IconData.uVersion = 3; //Window 2000 and later (4 would be Vista and later). Changes message handling!
NotifyIconInteropHelper.Shell_NotifyIcon(NotifyMessage.Add, ref IconData);
NotifyIconInteropHelper.Shell_NotifyIcon(NotifyMessage.SetVersion, ref IconData);
return(Id);
}
