/// <summary>
/// Resets back color of specified text part to original. Doesn't return cursor to original position!
/// </summary>
/// <param name="startIndex">First character.</param>
/// <param name="length">Text length.</param>
public void ResetBackColor(int startIndex, int length)
{
SelectionStart = startIndex;
SelectionLength = length;
Native.CharFormat2 format = new Native.CharFormat2();
format.cbSize = Marshal.SizeOf(format);
format.dwMask = Native.CFM_BACKCOLOR;
format.dwEffects = Native.CFE_AUTOBACKCOLOR;
Native.SendMessage(Handle, Native.EM_SETCHARFORMAT, Native.SCF_SELECTION, ref format);
}
/// <summary>
/// Resets both fore and back color of specified text part to original. Doesn't return cursor to original position!
/// </summary>
/// <param name="startIndex">First character.</param>
/// <param name="length">Text length.</param>
public void ResetColors(int startIndex, int length)
{
SelectionStart = startIndex;
SelectionLength = length;
Native.CharFormat2 format = new Native.CharFormat2();
format.cbSize = Marshal.SizeOf(format);
format.dwMask = Native.CFM_BACKCOLOR | Native.CFM_COLOR;
format.dwEffects = Native.CFE_AUTOBACKCOLOR | Native.CFE_AUTOCOLOR;
Native.SendMessage(Handle, Native.EM_SETCHARFORMAT, Native.SCF_SELECTION, ref format);
}
/// <summary>
/// Sets back color of specified text part. Doesn't return cursor to original position!
/// </summary>
/// <param name="startIndex">First colored character.</param>
/// <param name="length">Colored text length.</param>
/// <param name="color">New text color.</param>
public void SetBackColor(int startIndex, int length, System.Drawing.Color color)
{
SelectionStart = startIndex;
SelectionLength = length;
Native.CharFormat2 format = new Native.CharFormat2();
format.cbSize = Marshal.SizeOf(format);
format.dwMask = Native.CFM_BACKCOLOR;
format.crTextColor = ColorTranslator.ToOle(color);
Native.SendMessage(Handle, Native.EM_SETCHARFORMAT, Native.SCF_SELECTION, ref format);
}
/// <summary>
/// Sets color of specified text part. Doesn't return cursor to original position!
/// </summary>
/// <param name="startIndex">First colored character.</param>
/// <param name="length">Colored text length.</param>
/// <param name="color">New text color.</param>
public void SetColor(int startIndex, int length, System.Drawing.Color color)
{
SelectionStart = startIndex;
SelectionLength = length;
Native.CharFormat2 format = new Native.CharFormat2();
format.cbSize = Marshal.SizeOf(format);
format.dwMask = Native.CFM_COLOR;
format.crTextColor = ColorTranslator.ToOle(color);
Native.SendMessage(Handle, Native.EM_SETCHARFORMAT, Native.SCF_SELECTION, ref format);
}
