135 строки
5.0 KiB
C#
135 строки
5.0 KiB
C#
//
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// KeyboardUtil.cs
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//
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// Author:
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// Carlos Alberto Cortez <calberto.cortez@gmail.com>
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//
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// Copyright (c) 2011 Carlos Alberto Cortez
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Windows;
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using System.Windows.Input;
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using WpfKey = System.Windows.Input.Key;
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namespace Xwt.WPFBackend
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{
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using Keyboard = System.Windows.Input.Keyboard;
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public static class KeyboardUtil
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{
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public static ModifierKeys GetModifiers ()
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{
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var modifiers = ModifierKeys.None;
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var wpfModifiers = Keyboard.Modifiers;
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if ((wpfModifiers & System.Windows.Input.ModifierKeys.Alt) > 0)
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modifiers |= ModifierKeys.Alt;
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if ((wpfModifiers & System.Windows.Input.ModifierKeys.Control) > 0)
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modifiers |= ModifierKeys.Control;
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if ((wpfModifiers & System.Windows.Input.ModifierKeys.Shift) > 0)
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modifiers |= ModifierKeys.Shift;
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return modifiers;
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}
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const int D_Pos = (int)Key.K0 - (int)WpfKey.D0;
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const int U_Pos = (int)Key.A - (int)WpfKey.A;
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const int L_Pos = (int)Key.a - (int)WpfKey.A;
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const int N_Pos = (int)Key.NumPad0 - (int)WpfKey.NumPad0;
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const int F_Pos = (int)Key.F1 - (int)WpfKey.F1;
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// Missing key translations:
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// * NumPad keys other than 1-9
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// * SysReq, Undo, Redo, Menu, Find, Break, Equal
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// * ShiftLock, MetaLeft, MetaRight
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// * SuperLeft, SuperRight (likely not mappeable for Windows)
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// * Less, Greater, Question, At
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public static Key TranslateToXwtKey (WpfKey key)
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{
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// Letter keys
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if (key >= WpfKey.A && key <= WpfKey.Z) {
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bool upperCase = Keyboard.IsKeyToggled (WpfKey.CapsLock);
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if ((Keyboard.Modifiers & System.Windows.Input.ModifierKeys.Shift) > 0)
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upperCase = !upperCase;
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return upperCase ? (Key)(key + U_Pos) : (Key)(key + L_Pos);
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}
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if (key >= WpfKey.D0 && key <= WpfKey.D9)
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return (Key)(key + D_Pos);
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// Numpad- keys
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if (key >= WpfKey.NumPad0 && key <= WpfKey.NumPad9)
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return (Key)(key + N_Pos);
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// F- keys
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if (key >= WpfKey.F1 && key <= WpfKey.F10)
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return (Key)(key + F_Pos);
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bool isShiftToggled = Keyboard.IsKeyToggled (WpfKey.LeftShift) || Keyboard.IsKeyToggled (WpfKey.RightShift);
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switch (key) {
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case WpfKey.Cancel: return Key.Cancel;
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case WpfKey.Back: return Key.BackSpace;
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case WpfKey.Tab: return Key.Tab;
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case WpfKey.LineFeed: return Key.LineFeed;
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case WpfKey.Clear: return Key.Clear;
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case WpfKey.Return: return Key.Return;
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case WpfKey.Pause: return Key.Pause;
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case WpfKey.CapsLock: return Key.CapsLock;
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case WpfKey.Space: return Key.Space;
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case WpfKey.Escape: return Key.Escape;
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case WpfKey.PageDown: return Key.PageDown;
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case WpfKey.PageUp: return Key.PageUp;
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case WpfKey.End: return Key.End;
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case WpfKey.Home: return Key.Home;
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case WpfKey.Left: return Key.Left;
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case WpfKey.Up: return Key.Up;
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case WpfKey.Right: return Key.Right;
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case WpfKey.Down: return Key.Down;
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case WpfKey.Select: return Key.Select;
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case WpfKey.Print: return Key.Print;
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case WpfKey.Execute: return Key.Execute;
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case WpfKey.Delete: return Key.Delete;
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case WpfKey.Help: return Key.Help;
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case WpfKey.Insert: return Key.Insert;
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case WpfKey.Scroll: return Key.ScrollLock;
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case WpfKey.NumLock: return Key.NumLock;
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case WpfKey.LeftShift: return Key.ShiftLeft;
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case WpfKey.RightShift: return Key.ShiftRight;
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case WpfKey.LeftCtrl: return Key.ControlLeft;
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case WpfKey.RightCtrl: return Key.ControlRight;
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case WpfKey.LeftAlt: return Key.AltLeft;
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case WpfKey.RightAlt: return Key.AltRight;
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case WpfKey.Multiply: return Key.Asterisk;
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case WpfKey.Add: return Key.Plus;
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case WpfKey.OemComma: return isShiftToggled ? Key.Semicolon : Key.Comma;
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case WpfKey.Subtract: return Key.Minus;
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case WpfKey.Divide: return Key.Slash;
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case WpfKey.OemPeriod: return isShiftToggled ? Key.Colon : Key.Period;
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}
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return (Key)0;
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}
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}
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}
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