/// <summary>
/// Render options and return selected ones
/// </summary>
/// <returns></returns>
private IEnumerable <int> RenderAndSelectOptions()
{
List <int> selected = new List <int>();
var startAt = 0;
var row = 0;
Console.CursorVisible = false;
ConsoleBuffer.MemoriseBufferPosition(BUFFER_NAME);
bool exit = false;
while (!exit || selected.Count == 0)
{
RenderOptions(selected, startAt, row);
var key = Console.ReadKey();
// Update params according to key press
(exit, startAt, row, selected) =
ExecuteAction(key.Key, startAt, row, selected);
}
Console.CursorVisible = true;
return(selected);
}
private static async void StartDemo()
{
const string NAME = "#BUFFER_SELECTION123#";
ConsoleBuffer.MemoriseBufferPosition(NAME);
Console.WriteLine("Select 1 option");
var selection = InputSelection.From <TestClass>()
.AddOption(new TestClass {
Name = "option1"
})
.AddOption(new TestClass {
Name = "option2"
})
.AddOption(new TestClass {
Name = "option3"
})
.AddOption(new TestClass {
Name = "option4"
});
var result1 = await selection.RequestInput();
Console.WriteLine($"Selected => {result1.First()}");
ConsoleI.AwaitContinue();
ConsoleBuffer.ClearBufferFrom(NAME);
Console.WriteLine("Select 1 to 5 options");
var selection2 = InputSelection.From <TestClass>()
.SetMaxSelected(5)
.AddOption(new TestClass {
Name = "option1"
})
.AddOption(new TestClass {
Name = "option2"
})
.AddOption(new TestClass {
Name = "option3"
})
.AddOption(new TestClass {
Name = "option4"
})
.AddOption(new TestClass {
Name = "option5"
})
.AddOption(new TestClass {
Name = "option6"
})
.AddOption(new TestClass {
Name = "option7"
})
.AddOption(new TestClass {
Name = "option8"
})
.AddOption(new TestClass {
Name = "option9"
})
.AddOption(new TestClass {
Name = "option10"
})
.AddOption(new TestClass {
Name = "option11"
});
var result2 = await selection2.RequestInput();
foreach (var r in result2)
{
Console.WriteLine($"Selected => {r}");
}
ConsoleI.AwaitContinue();
ConsoleBuffer.ClearBufferFrom(NAME);
Console.WriteLine("Also works with ENUM");
var result3 = await InputSelection
.FromEnum <EnumTest>()
.RequestInput();
foreach (var r in result3)
{
Console.WriteLine($"Selected => {(int)r}");
}
ConsoleI.AwaitContinue();
ConsoleBuffer.ClearBufferFrom(NAME);
}