/// <summary>
/// Displays a menu of options for selection with a prompt message
/// </summary>
/// <param name="menu">Max 9 menu options allowed</param>
public void PrintMenuSelections(object sender, IMenu menu)
{
var optionWidth = selectionWidth - 2;
if (previousMenuOptions == null || previousMenuOptions != menu || forceRefresh)
{
PrintMenuPrompt(menu.Prompt, optionWidth);
if (!forceRefresh)
{
previousSelection = currentSelection = 0;
}
}
for (int i = 0; i < menu.Options.Count; i++)
{
Console.SetCursorPosition(origin.X + 1, origin.Y - 9 + i);
if (previousMenuOptions == null || previousMenuOptions != menu || forceRefresh)
{
if (menu.Options[i].IsSelected)
{
previousSelection = i;
PrintSelectedOption(menu.Options[i].Title, optionWidth);
}
else
{
PrintUnselectedOption(menu.Options[i].Title, optionWidth);
}
}
else
{
if (previousSelection == i && menu.Options.Count > 1)
{
PrintUnselectedOption(menu.Options[i].Title, optionWidth);
}
if (menu.Options[i].IsSelected)
{
PrintSelectedOption(menu.Options[i].Title, optionWidth);
currentSelection = i;
}
}
}
if (previousMenuOptions != null &&
previousMenuOptions != menu &&
previousMenuOptions.Options.Count > menu.Options.Count)
{
Console.BackgroundColor = Write.ColorDisplayBG;
for (int i = menu.Options.Count; i < previousMenuOptions.Options.Count; i++)
{
Console.SetCursorPosition(origin.X + 1, origin.Y - 9 + i);
Write.EmptySpace(optionWidth);
}
}
forceRefresh = false;
previousSelection = currentSelection;
previousMenuOptions = menu;
}
