osu/osu.Game/Graphics/UserInterface/FocusedTextBox.cs

59 lines
1.7 KiB
C#

// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using OpenTK.Graphics;
using OpenTK.Input;
using osu.Framework.Input;
using System;
namespace osu.Game.Graphics.UserInterface
{
/// <summary>
/// A textbox which holds focus eagerly.
/// </summary>
public class FocusedTextBox : OsuTextBox
{
protected override Color4 BackgroundUnfocused => new Color4(10, 10, 10, 255);
protected override Color4 BackgroundFocused => new Color4(10, 10, 10, 255);
public Action Exit;
private bool focus;
public bool HoldFocus
{
get { return focus; }
set
{
focus = value;
if (!focus && HasFocus)
GetContainingInputManager().ChangeFocus(null);
}
}
// We may not be focused yet, but we need to handle keyboard input to be able to request focus
public override bool HandleKeyboardInput => HoldFocus || base.HandleKeyboardInput;
protected override void OnFocus(InputState state)
{
base.OnFocus(state);
BorderThickness = 0;
}
protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
{
if (!args.Repeat && args.Key == Key.Escape)
{
if (Text.Length > 0)
Text = string.Empty;
else
Exit?.Invoke();
return true;
}
return base.OnKeyDown(state, args);
}
public override bool RequestsFocus => HoldFocus;
}
}