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osu-lazer/osu.Game/Graphics/UserInterface/SearchTextBox.cs

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C#
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2018-04-13 17:19:50 +08:00
// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
using osu.Framework.Graphics;
using osu.Framework.Input;
using OpenTK;
using OpenTK.Input;
namespace osu.Game.Graphics.UserInterface
{
public class SearchTextBox : FocusedTextBox
{
protected virtual bool AllowCommit => false;
public override bool HandleLeftRightArrows => false;
public SearchTextBox()
{
Height = 35;
AddRange(new Drawable[]
{
new SpriteIcon
{
Icon = FontAwesome.fa_search,
Origin = Anchor.CentreRight,
Anchor = Anchor.CentreRight,
Margin = new MarginPadding { Right = 10 },
Size = new Vector2(20),
}
});
PlaceholderText = "type to search";
}
protected override bool OnKeyDown(InputState state, KeyDownEventArgs args)
{
if (HandlePendingText(state)) return true;
if (!state.Keyboard.ControlPressed && !state.Keyboard.ShiftPressed)
{
switch (args.Key)
{
case Key.Left:
case Key.Right:
case Key.Up:
case Key.Down:
return false;
}
}
if (!AllowCommit)
{
switch (args.Key)
{
case Key.KeypadEnter:
case Key.Enter:
return false;
}
}
if (state.Keyboard.ShiftPressed)
{
switch (args.Key)
{
case Key.Delete:
return false;
}
}
return base.OnKeyDown(state, args);
}
}
}