LaraSQP

private const int   WM_NCHITTEST  = 0x84;
private const int   HTCAPTION     = 2;
private const int   HTLEFT        = 10,
                    HTRIGHT       = 11,
                    HTTOP         = 12,
                    HTTOPLEFT     = 13,
                    HTTOPRIGHT    = 14,
                    HTBOTTOM      = 15,
                    HTBOTTOMLEFT  = 16,
                    HTBOTTOMRIGHT = 17;

LaraSQP

private const int WM_NCHITTEST = 0x84;
 
protected override void WndProc( ref Message msg )
{
  if( msg.Msg == WM_NCHITTEST )
  {
    // A result of -1 sends mouse events to the underlying window
    msg.Result = (IntPtr)( -1 );
    return;
  }

LaraSQP

var workingArea = Screen.FromHandle( Handle ).WorkingArea;

MaximizedBounds = new Rectangle( 0, 0, workingArea.Width, workingArea.Height );
WindowState     = FormWindowState.Maximized;

LaraSQP

// In addition to the code below, it is necessary to either:
// 1 - Enable "Less secure app access" in Google Account -> Security
// 2 - If using 2-Step Verification, go to Google Account -> Security -> Add passwords
//   then select app = Mail and device = Windows Computer to generate a password
// An alternative to the above is to authorize access for the program as shown here:
// https://developers.google.com/gmail/api/quickstart/dotnet
using var msg         = new MailMessage();
using var attachment  = new Attachment( @"d:\icon.png" );

msg.From     = new MailAddress( "[email protected]" );

LaraSQP

protected override bool ShowFocusCues
{
  get
  {
    return false;
  }
}

LaraSQP

public const int  GWL_STYLE   = -16;
public const int  WS_HSCROLL  = 0x00100000;
public const int  WS_VSCROLL  = 0x00200000;


[ DllImport( "user32.dll", EntryPoint = "GetWindowLong", CharSet = CharSet.Auto ) ]
public static extern IntPtr GetWindowLong32( IntPtr hWnd, int nIndex );

[ DllImport( "user32.dll", EntryPoint = "GetWindowLongPtr", CharSet = CharSet.Auto ) ]
public static extern IntPtr GetWindowLongPtr64( IntPtr hWnd, int nIndex );

LaraSQP

private const int   TCM_FIRST       = 0x1300;
private const int   TCM_SETPADDING  = TCM_FIRST + 43;

private const int   PADDING_X   = 24;
private const int   PADDING_Y   = 2;

protected override void WndProc( ref Message m )
{
  if( m.Msg == TCM_SETPADDING )
  {

LaraSQP

using SQLitePCL;

public class Database
{
  protected static SQLiteConnection _db;

  public BaseDb()
  {
    if( _db == null )
    {

LaraSQP

public class Example
{
  public event EventHandler<string> PassString;
  public event EventHandler<( Keys key, int x, bool modified )> PassMultipleValues;

  private void NotifySubscribers()
  {
    PassString?.Invoke( this, "some text" );
    PassMultipleValues?.Invoke( this, ( Keys.Up, 1, true ) );
  }

LaraSQP

internal class CheckBoxEx : CheckBox
{
  private const float factor  = 0.6f;
  private const int  check    = 2;

  public Color DisableFore = SystemColors.GrayText;
  
  protected override void OnPaint( PaintEventArgs pevent )
  {
    base.OnPaint( pevent );