private IntPtr WndProc(IntPtr hwnd, int msg, IntPtr wParam, IntPtr lParam, ref bool handled)
{
if (msg == 0x007e) // WM_DISPLAYCHANGE
{
DisplayChanged?.Invoke();
}
return(IntPtr.Zero);
}
/// <summary>
/// Starts observing display information for changes.
/// </summary>
/// <remarks>
/// Display events will be never invoked before calling this method.
/// </remarks>
public void StartListening()
{
Display.StateChanged +=
(s, e) =>
{
DisplayChanged?.Invoke(s, new DisplayStateEventArgs(EnumMapper.DisplayStateMapper(e.State)));
};
SystemSettings.ScreenBacklightTimeChanged +=
(s, e) =>
{
ScreenBacklightTimeChanged?.Invoke(s,
new SystemInfo.Model.Display.ScreenBacklightTimeChangedEventArgs(e.Value));
};
}
private void ProcessData(byte data)
{
if (CursorCol < 16)
{
var chars = Lines[CursorRow].ToCharArray();
chars[CursorCol] = (char)data;
Lines[CursorRow] = new String(chars);
if (_cursorDir == CursorDir.Right)
{
CursorCol++;
}
else if (CursorCol > 0)
{
CursorCol--;
}
DisplayChanged?.Invoke();
}
}
private void SystemEvents_DisplaySettingsChanged(object sender, EventArgs e)
{
logger.Info("Display change detected!");
Task.Run(() => DisplayChanged?.Invoke());
}
protected virtual void OnDisplayChanged(Display display) => DisplayChanged?.Invoke(display);
