protected override void OnPaint(PaintEventArgs e)
{
Graphics grfx = e.Graphics;
Brush brush = new SolidBrush(ForeColor);
FileStream fs;
try
{
fs = new FileStream(strFileName, FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch
{
return;
}
for (int iLine = 0; iLine < ClientSize.Height / Font.Height; iLine++)
{
byte[] abyBuffer = new byte[16];
int iCount = fs.Read(abyBuffer, 0, 16);
string str = HexDump.ComposeLine(16 * iLine, abyBuffer, iCount);
grfx.DrawString(str, Font, brush, 0, iLine * Font.Height);
}
fs.Close();
}
void PanelOnPaint(object obj, PaintEventArgs pea)
{
Panel panel = (Panel)obj;
Graphics grfx = pea.Graphics;
Brush brush = new SolidBrush(panel.ForeColor);
if (radioChecked == null)
{
return;
}
IDataObject data = Clipboard.GetDataObject();
object objClip = data.GetData((string)radioChecked.Tag);
if (objClip == null)
{
return;
}
else if (objClip.GetType() == typeof(string))
{
grfx.DrawString((string)objClip, Font, brush,
panel.ClientRectangle);
}
else if (objClip.GetType() == typeof(string[])) // FileDrop
{
string str = string.Join("\r\n", (string[])objClip);
grfx.DrawString(str, Font, brush, panel.ClientRectangle);
}
else if (objClip.GetType() == typeof(Bitmap) ||
objClip.GetType() == typeof(Metafile) ||
objClip.GetType() == typeof(Image))
{
grfx.DrawImage((Image)objClip, 0, 0);
}
else if (objClip.GetType() == typeof(MemoryStream))
{
Stream stream = (Stream)objClip;
byte[] abyBuffer = new byte[16];
long lAddress = 0;
int iCount;
Font font = new Font(FontFamily.GenericMonospace,
Font.SizeInPoints);
float y = 0;
while ((iCount = stream.Read(abyBuffer, 0, 16)) > 0)
{
string str = HexDump.ComposeLine(lAddress, abyBuffer,
iCount);
grfx.DrawString(str, font, brush, 0, y);
lAddress += 16;
y += font.GetHeight(grfx);
if (y > panel.Bottom)
{
break;
}
}
}
}