using System;
using System.Drawing;
using System.Drawing.Printing;
using System.Windows.Forms;
class PrintableForm: Form
{
public static void Main()
{
Application.Run(new PrintableForm());
}
public PrintableForm()
{
ResizeRedraw = true;
}
protected override void OnPaint(PaintEventArgs pea)
{
DoPage(pea.Graphics, ForeColor,ClientSize.Width, ClientSize.Height);
}
protected override void OnClick(EventArgs ea)
{
PrintDocument prndoc = new PrintDocument();
prndoc.DocumentName = Text;
prndoc.PrintPage += new PrintPageEventHandler(PrintDocumentOnPrintPage);
prndoc.Print();
}
void PrintDocumentOnPrintPage(object obj, PrintPageEventArgs ppea)
{
Graphics grfx = ppea.Graphics;
SizeF sizef = grfx.VisibleClipBounds.Size;
DoPage(grfx, Color.Black, (int)sizef.Width, (int)sizef.Height);
}
protected virtual void DoPage(Graphics grfx, Color clr, int cx, int cy)
{
Pen pen = new Pen(clr);
grfx.DrawLine(pen, 0, 0, cx - 1, cy - 1);
grfx.DrawLine(pen, cx - 1, 0, 0, cy - 1);
}
}