private string AnnotatedCaption(ConsoleMenuOption opt)
{
if (opt.SubMenu != null)
{
return(opt.Caption.PadRight(longestLength - 1) + submenuIndicator);
}
else if (opt.RadioActive != null)
{
if (opt.RadioActive())
{
return($"({Symbols.dot}) {opt.Caption}".PadRight(longestLength));
}
else
{
return($"( ) {opt.Caption}".PadRight(longestLength));
}
}
else
{
return(opt.Caption.PadRight(longestLength - opt.Key.Length) + opt.Key);
}
}
private void Draw(int right, int top)
{
if (options.Count > 0)
{
right = Formatting.ConvertCoord(right, Console.WindowWidth);
top = Formatting.ConvertCoord(top, Console.WindowHeight);
Console.CursorVisible = false;
// Space, vertical line, space, options, space, vertical line, space
int w = longestLength + 6;
// Horizontal lines before and after the options
int h = options.Count + 2;
Console.BackgroundColor = ConsoleTheme.Current.MenuBg;
Console.ForegroundColor = ConsoleTheme.Current.MenuFg;
string fullHorizLine = new string(Symbols.horizLine, longestLength + 2);
for (int index = -1, y = top; y < top + h; ++index, ++y)
{
Console.SetCursorPosition(right - w + 1, y);
// Left padding
Console.Write(" ");
if (index < 0)
{
// Draw top line
Console.Write(Symbols.upperLeftCorner + fullHorizLine + Symbols.upperRightCorner);
}
else if (index >= options.Count)
{
// Draw bottom line
Console.Write(Symbols.lowerLeftCorner + fullHorizLine + Symbols.lowerRightCorner);
}
else
{
ConsoleMenuOption opt = options[index];
if (opt == null)
{
// Draw separator
Console.Write(Symbols.leftTee + fullHorizLine + Symbols.rightTee);
}
else
{
// Draw menu option
Console.Write(Symbols.vertLine);
if (!opt.Enabled)
{
Console.ForegroundColor = ConsoleTheme.Current.MenuDisabledFg;
}
if (index == selectedOption)
{
// Draw highlighted menu option
Console.BackgroundColor = ConsoleTheme.Current.MenuSelectedBg;
Console.Write(" " + AnnotatedCaption(opt) + " ");
Console.BackgroundColor = ConsoleTheme.Current.MenuBg;
}
else
{
// Draw normal menu option
Console.Write(" " + AnnotatedCaption(opt) + " ");
}
if (!opt.Enabled)
{
Console.ForegroundColor = ConsoleTheme.Current.MenuFg;
}
Console.Write(Symbols.vertLine);
}
}
// Right padding
Console.Write(" ");
}
ConsoleDialog.DrawShadow(right - w + 1, top, right, top + h - 1);
DrawFooter();
Console.SetCursorPosition(right - longestLength - 3, top + selectedOption + 1);
Console.CursorVisible = true;
}
}