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Code cleanup

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Tig
2024-08-05 12:41:37 -06:00
parent 126120b6dc
commit de10e22b22
1 changed files with 24 additions and 21 deletions
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45
Terminal.Gui/Views/NumericUpDown.cs
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@@ -1,16 +1,14 @@
#nullable enable
using System.ComponentModel;
using Microsoft.CodeAnalysis.Operations;
namespace Terminal.Gui;
/// <summary>
/// Enables the user to increase or decrease a value by clicking on the up or down buttons.
/// Enables the user to increase or decrease a value with the mouse or keyboard.
/// </summary>
/// <remarks>
/// Supports the following types: <see cref="int"/>, <see cref="long"/>, <see cref="double"/>, <see cref="double"/>,
/// <see cref="decimal"/>.
/// Supports only one digit of precision.
/// <see cref="decimal"/>. Attempting to use any other type will result in an <see cref="InvalidOperationException"/>.
/// </remarks>
public class NumericUpDown<T> : View where T : notnull
{
@@ -28,19 +26,26 @@ public class NumericUpDown<T> : View where T : notnull
{
Type type = typeof (T);
if (!(type == typeof (object) || type == typeof (int) || type == typeof (long) || type == typeof (double) || type == typeof (float) || type == typeof (double) || type == typeof (decimal)))
if (!(type == typeof (object)
|| type == typeof (int)
|| type == typeof (long)
|| type == typeof (double)
|| type == typeof (float)
|| type == typeof (double)
|| type == typeof (decimal)))
{
throw new InvalidOperationException ("T must be a numeric type that supports addition and subtraction.");
}
Increment = (dynamic)1;
// `object` is supported only for AllViewsTester
if (type != typeof (object))
{
Value = (dynamic)0;
}
Width = Dim.Auto (DimAutoStyle.Content); //Dim.Function (() => Digits + 2); // button + 3 for number + button
Width = Dim.Auto (DimAutoStyle.Content);
Height = Dim.Auto (DimAutoStyle.Content);
_down = new ()
@@ -128,22 +133,23 @@ public class NumericUpDown<T> : View where T : notnull
return;
void OnDownButtonOnAccept (object? s, HandledEventArgs e)
{
InvokeCommand (Command.ScrollDown);
}
void OnDownButtonOnAccept (object? s, HandledEventArgs e) { InvokeCommand (Command.ScrollDown); }
void OnUpButtonOnAccept (object? s, HandledEventArgs e)
{
InvokeCommand (Command.ScrollUp);
}
void OnUpButtonOnAccept (object? s, HandledEventArgs e) { InvokeCommand (Command.ScrollUp); }
}
private T _value = default!;
/// <summary>
/// The value that will be incremented or decremented.
/// Gets or sets the value that will be incremented or decremented.
/// </summary>
/// <remarks>
/// <para>
/// <see cref="ValueChanging"/> and <see cref="ValueChanged"/> events are raised when the value changes.
/// The <see cref="ValueChanging"/> event can be canceled the change setting <see cref="CancelEventArgs{T}.Cancel"/> to
/// <see langword="true"/>.
/// </para>
/// </remarks>
public T Value
{
get => _value;
@@ -196,7 +202,8 @@ public class NumericUpDown<T> : View where T : notnull
}
/// <summary>
/// Raised when the value is about to change. Set <see cref="CancelEventArgs{T}.Cancel"/> to true to prevent the change.
/// Raised when the value is about to change. Set <see cref="CancelEventArgs{T}.Cancel"/> to true to prevent the
/// change.
/// </summary>
public event EventHandler<CancelEventArgs<T>>? ValueChanging;
@@ -206,16 +213,12 @@ public class NumericUpDown<T> : View where T : notnull
public event EventHandler<EventArgs<T>>? ValueChanged;
/// <summary>
///
/// </summary>
public T Increment { get; set; }
}
/// <summary>
/// Enables the user to increase or decrease an <see langword="int"/> by clicking on the up or down buttons.
/// </summary>
public class NumericUpDown : NumericUpDown<int>
{
}
{ }