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Improved renderer #4

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Improved renderer #4

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86 changes: 82 additions & 4 deletions Checkbox/Checkbox.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -3,6 +3,7 @@

using System;
using System.Collections.Generic;
using System.Text;

namespace Checkbox
{
Expand All @@ -15,13 +16,15 @@ public class Checkbox
private bool _multiSelect;
private bool _required;
private bool _error;
private (int Left, int Top) Pos = Console.GetCursorPosition();
private ConsoleKey _key;
private ConsoleKey _prevKey;

public Checkbox(string displayText, params string[] options)
{
_multiSelect = false;
_required = true;

Init(displayText, options);
}

Expand Down Expand Up @@ -56,9 +59,12 @@ private CheckboxReturn[] ReturnData()
return l.ToArray();
}

public void Show()
private void Show()
{
Console.Clear();

Console.SetCursorPosition(Pos.Left,Pos.Top);
Console.Write(new string(' ', Console.BufferWidth));
Console.SetCursorPosition(Pos.Left, Pos.Top);
Console.WriteLine(_displayText);
Console.WriteLine("(Use Arrow keys to navigate up and down, Space bar to select and Enter to submit)");

Expand All @@ -67,7 +73,7 @@ public void Show()
Console.ForegroundColor = option.Selected
? (option.Hovered ? ConsoleColor.Blue : ConsoleColor.DarkBlue)
: (option.Hovered ? ConsoleColor.White : ConsoleColor.DarkGray);

Console.WriteLine((option.Selected ? "[*]~ " : "[ ]~ ") + $"{option.Option}");
}
Console.ResetColor();
Expand Down Expand Up @@ -130,6 +136,78 @@ public CheckboxReturn[] Select()
_prevKey = _key;
}

return ReturnData();
}
public CheckboxReturn[] Select(int defaultOption)
{
Show();
bool end = false;
while (!end)
{
_key = Console.KeyAvailable ? Console.ReadKey(true).Key : ConsoleKey.D9;
if (_key == _prevKey) continue;
_options[_hoveredIndex].Hovered = false;

for(int io = 0; io<=defaultOption;) {
io++;
_hoveredIndex = _hoveredIndex + 1 < _options.Count ? _hoveredIndex + 1 : 0;
}
_options[_hoveredIndex].Selected = !_options[_hoveredIndex].Selected;
if (!_multiSelect)
{
if (_selectedIndex > -1 && _hoveredIndex != _selectedIndex)
_options[_selectedIndex].Selected = false;
_selectedIndex = _hoveredIndex;
}

_error = false;

switch (_key)
{
case ConsoleKey.UpArrow:
case ConsoleKey.W:
_hoveredIndex = _hoveredIndex - 1 >= 0 ? _hoveredIndex - 1 : _options.Count - 1;
break;

case ConsoleKey.DownArrow:
case ConsoleKey.S:
_hoveredIndex = _hoveredIndex + 1 < _options.Count ? _hoveredIndex + 1 : 0;
break;

case ConsoleKey.Spacebar:
_options[_hoveredIndex].Selected = !_options[_hoveredIndex].Selected;
if (!_multiSelect)
{
if (_selectedIndex > -1 && _hoveredIndex != _selectedIndex)
_options[_selectedIndex].Selected = false;
_selectedIndex = _hoveredIndex;
}

_error = false;
break;

case ConsoleKey.Enter:
if (_required)
{
foreach (var option in _options)
{
if (!option.Selected) continue;
end = true;
break;
}

if (!end) _error = true;
}
else end = true;

break;
}

_options[_hoveredIndex].Hovered = true;
Show();
_prevKey = _key;
}

return ReturnData();
}
}
Expand Down Expand Up @@ -174,4 +252,4 @@ public CheckboxReturn(int index, string option)

public string Option => _option;
}
}
}