60 lines
2.0 KiB
C#
60 lines
2.0 KiB
C#
using System.Collections.Generic;
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using System.Linq;
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using System.Windows.Forms;
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namespace Pulsar.Client.Extensions
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{
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public static class KeyExtensions
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{
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public static bool ContainsModifierKeys(this List<Keys> pressedKeys)
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{
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return pressedKeys.Any(x => x.IsModifierKey());
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}
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public static bool IsModifierKey(this Keys key)
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{
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return (key == Keys.LControlKey
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|| key == Keys.RControlKey
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|| key == Keys.LMenu
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|| key == Keys.RMenu
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|| key == Keys.LWin
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|| key == Keys.RWin
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|| key == Keys.Control
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|| key == Keys.Alt);
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}
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public static bool ContainsKeyChar(this List<Keys> pressedKeys, char c)
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{
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return pressedKeys.Contains((Keys)char.ToUpper(c));
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}
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public static bool IsExcludedKey(this Keys k)
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{
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// The keys below are excluded. If it is one of the keys below,
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// the KeyPress event will handle these characters. If the keys
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// are not any of those specified below, we can continue.
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return (k >= Keys.A && k <= Keys.Z
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|| k >= Keys.NumPad0 && k <= Keys.Divide
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|| k >= Keys.D0 && k <= Keys.D9
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|| k >= Keys.Oem1 && k <= Keys.OemClear
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|| k >= Keys.LShiftKey && k <= Keys.RShiftKey
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|| k == Keys.CapsLock
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|| k == Keys.Space);
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}
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public static string GetDisplayName(this Keys key)
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{
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string name = key.ToString();
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if (name.Contains("ControlKey"))
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return "Control";
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else if (name.Contains("Menu"))
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return "Alt";
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else if (name.Contains("Win"))
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return "Win";
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else if (name.Contains("Shift"))
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return "Shift";
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return name;
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}
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}
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}
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