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#region License
//
// Xkb.cs
//
// Author:
// Stefanos Apostolopoulos <stapostol@gmail.com>
//
// Copyright (c) 2006-2014
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
#endregion
using System;
using System.Collections.Generic;
using System.Text;
using System.Diagnostics;
using OpenTK.Input;
namespace OpenTK.Platform.X11
{
class X11KeyMap
{
// Keycode lookup table for current layout
readonly Key[] keycodes = new Key[256];
readonly bool xkb_supported;
internal X11KeyMap(IntPtr display)
{
xkb_supported = Xkb.IsSupported(display);
if (xkb_supported)
{
RefreshKeycodes(display);
}
}
// Refreshes the keycodes lookup table based
// on the current keyboard layout.
internal void RefreshKeycodes(IntPtr display)
{
// Approach inspired by GLFW: http://www.glfw.org/
// Huge props to the GLFW team!
if (xkb_supported)
{
unsafe
{
// Xkb.GetKeyboard appears to be broken (multiple bug reports across distros)
// so use Xkb.AllocKeyboard with Xkb.GetNames instead.
XkbDesc* keyboard = Xkb.AllocKeyboard(display);
if (keyboard != null)
{
Xkb.GetNames(display, XkbNamesMask.All, keyboard);
for (int i = 0; i < keycodes.Length; i++)
{
keycodes[i] = Key.Unknown;
}
// Map all alphanumeric keys of this layout
// Symbols are handled in GetKey() instead.
for (int i = keyboard->min_key_code; i <= keyboard->max_key_code; ++i)
{
string name = new string((sbyte*)keyboard->names->keys[i].name, 0, Xkb.KeyNameLength);
Key key = Key.Unknown;
switch (name)
{
case "TLDE":
key = Key.Tilde;
break;
case "AE01":
key = Key.Number1;
break;
case "AE02":
key = Key.Number2;
break;
case "AE03":
key = Key.Number3;
break;
case "AE04":
key = Key.Number4;
break;
case "AE05":
key = Key.Number5;
break;
case "AE06":
key = Key.Number6;
break;
case "AE07":
key = Key.Number7;
break;
case "AE08":
key = Key.Number8;
break;
case "AE09":
key = Key.Number9;
break;
case "AE10":
key = Key.Number0;
break;
case "AE11":
key = Key.Minus;
break;
case "AE12":
key = Key.Plus;
break;
case "AD01":
key = Key.Q;
break;
case "AD02":
key = Key.W;
break;
case "AD03":
key = Key.E;
break;
case "AD04":
key = Key.R;
break;
case "AD05":
key = Key.T;
break;
case "AD06":
key = Key.Y;
break;
case "AD07":
key = Key.U;
break;
case "AD08":
key = Key.I;
break;
case "AD09":
key = Key.O;
break;
case "AD10":
key = Key.P;
break;
case "AD11":
key = Key.BracketLeft;
break;
case "AD12":
key = Key.BracketRight;
break;
case "AC01":
key = Key.A;
break;
case "AC02":
key = Key.S;
break;
case "AC03":
key = Key.D;
break;
case "AC04":
key = Key.F;
break;
case "AC05":
key = Key.G;
break;
case "AC06":
key = Key.H;
break;
case "AC07":
key = Key.J;
break;
case "AC08":
key = Key.K;
break;
case "AC09":
key = Key.L;
break;
case "AC10":
key = Key.Semicolon;
break;
case "AC11":
key = Key.Quote;
break;
case "AB01":
key = Key.Z;
break;
case "AB02":
key = Key.X;
break;
case "AB03":
key = Key.C;
break;
case "AB04":
key = Key.V;
break;
case "AB05":
key = Key.B;
break;
case "AB06":
key = Key.N;
break;
case "AB07":
key = Key.M;
break;
case "AB08":
key = Key.Comma;
break;
case "AB09":
key = Key.Period;
break;
case "AB10":
key = Key.Slash;
break;
case "BKSL":
key = Key.BackSlash;
break;
case "LSGT":
key = Key.Unknown;
break;
default:
key = Key.Unknown;
break;
}
keycodes[i] = key;
}
Xkb.FreeKeyboard(keyboard, 0, true);
}
}
}
// Translate unknown keys (and symbols) using
// regular layout-dependent GetKey()
for (int i = 0; i < 256; i++)
{
if (keycodes[i] == Key.Unknown)
{
// TranslateKeyCode expects a XKeyEvent structure
// Make one up
XKeyEvent e = new XKeyEvent();
e.display = display;
e.keycode = i;
Key key = Key.Unknown;
if (TranslateKeyEvent(ref e, out key))
{
keycodes[i] = key;
}
}
}
}
static Key TranslateXKey(XKey key)
{
switch (key)
{
case XKey.Escape:
return Key.Escape;
case XKey.Return:
return Key.Enter;
case XKey.space:
return Key.Space;
case XKey.BackSpace:
return Key.BackSpace;
case XKey.Shift_L:
return Key.ShiftLeft;
case XKey.Shift_R:
return Key.ShiftRight;
case XKey.Alt_L:
return Key.AltLeft;
case XKey.Alt_R:
return Key.AltRight;
case XKey.Control_L:
return Key.ControlLeft;
case XKey.Control_R:
return Key.ControlRight;
case XKey.Super_L:
return Key.WinLeft;
case XKey.Super_R:
return Key.WinRight;
case XKey.Meta_L:
return Key.WinLeft;
case XKey.Meta_R:
return Key.WinRight;
case XKey.ISO_Level3_Shift:
return Key.AltRight; // Normally AltGr
case XKey.Menu:
return Key.Menu;
case XKey.Tab:
return Key.Tab;
case XKey.minus:
return Key.Minus;
case XKey.plus:
return Key.Plus;
case XKey.equal:
return Key.Plus;
case XKey.Caps_Lock:
return Key.CapsLock;
case XKey.Num_Lock:
return Key.NumLock;
case XKey.F1:
return Key.F1;
case XKey.F2:
return Key.F2;
case XKey.F3:
return Key.F3;
case XKey.F4:
return Key.F4;
case XKey.F5:
return Key.F5;
case XKey.F6:
return Key.F6;
case XKey.F7:
return Key.F7;
case XKey.F8:
return Key.F8;
case XKey.F9:
return Key.F9;
case XKey.F10:
return Key.F10;
case XKey.F11:
return Key.F11;
case XKey.F12:
return Key.F12;
case XKey.F13:
return Key.F13;
case XKey.F14:
return Key.F14;
case XKey.F15:
return Key.F15;
case XKey.F16:
return Key.F16;
case XKey.F17:
return Key.F17;
case XKey.F18:
return Key.F18;
case XKey.F19:
return Key.F19;
case XKey.F20:
return Key.F20;
case XKey.F21:
return Key.F21;
case XKey.F22:
return Key.F22;
case XKey.F23:
return Key.F23;
case XKey.F24:
return Key.F24;
case XKey.F25:
return Key.F25;
case XKey.F26:
return Key.F26;
case XKey.F27:
return Key.F27;
case XKey.F28:
return Key.F28;
case XKey.F29:
return Key.F29;
case XKey.F30:
return Key.F30;
case XKey.F31:
return Key.F31;
case XKey.F32:
return Key.F32;
case XKey.F33:
return Key.F33;
case XKey.F34:
return Key.F34;
case XKey.F35:
return Key.F35;
case XKey.a:
case XKey.A:
return Key.A;
case XKey.b:
case XKey.B:
return Key.B;
case XKey.c:
case XKey.C:
return Key.C;
case XKey.d:
case XKey.D:
return Key.D;
case XKey.e:
case XKey.E:
return Key.E;
case XKey.f:
case XKey.F:
return Key.F;
case XKey.g:
case XKey.G:
return Key.G;
case XKey.h:
case XKey.H:
return Key.H;
case XKey.i:
case XKey.I:
return Key.I;
case XKey.j:
case XKey.J:
return Key.J;
case XKey.k:
case XKey.K:
return Key.K;
case XKey.l:
case XKey.L:
return Key.L;
case XKey.m:
case XKey.M:
return Key.M;
case XKey.n:
case XKey.N:
return Key.N;
case XKey.o:
case XKey.O:
return Key.O;
case XKey.p:
case XKey.P:
return Key.P;
case XKey.q:
case XKey.Q:
return Key.Q;
case XKey.r:
case XKey.R:
return Key.R;
case XKey.s:
case XKey.S:
return Key.S;
case XKey.t:
case XKey.T:
return Key.T;
case XKey.u:
case XKey.U:
return Key.U;
case XKey.v:
case XKey.V:
return Key.V;
case XKey.w:
case XKey.W:
return Key.W;
case XKey.x:
case XKey.X:
return Key.X;
case XKey.y:
case XKey.Y:
return Key.Y;
case XKey.z:
case XKey.Z:
return Key.Z;
case XKey.Number0:
return Key.Number0;
case XKey.Number1:
return Key.Number1;
case XKey.Number2:
return Key.Number2;
case XKey.Number3:
return Key.Number3;
case XKey.Number4:
return Key.Number4;
case XKey.Number5:
return Key.Number5;
case XKey.Number6:
return Key.Number6;
case XKey.Number7:
return Key.Number7;
case XKey.Number8:
return Key.Number8;
case XKey.Number9:
return Key.Number9;
case XKey.KP_0:
return Key.Keypad0;
case XKey.KP_1:
return Key.Keypad1;
case XKey.KP_2:
return Key.Keypad2;
case XKey.KP_3:
return Key.Keypad3;
case XKey.KP_4:
return Key.Keypad4;
case XKey.KP_5:
return Key.Keypad5;
case XKey.KP_6:
return Key.Keypad6;
case XKey.KP_7:
return Key.Keypad7;
case XKey.KP_8:
return Key.Keypad8;
case XKey.KP_9:
return Key.Keypad9;
case XKey.Pause:
return Key.Pause;
case XKey.Break:
return Key.Pause;
case XKey.Scroll_Lock:
return Key.Pause;
case XKey.Insert:
return Key.PrintScreen;
case XKey.Print:
return Key.PrintScreen;
case XKey.Sys_Req:
return Key.PrintScreen;
case XKey.backslash:
return Key.BackSlash;
case XKey.bar:
return Key.BackSlash;
case XKey.braceleft:
return Key.BracketLeft;
case XKey.bracketleft:
return Key.BracketLeft;
case XKey.braceright:
return Key.BracketRight;
case XKey.bracketright:
return Key.BracketRight;
case XKey.colon:
return Key.Semicolon;
case XKey.semicolon:
return Key.Semicolon;
case XKey.quoteright:
return Key.Quote;
case XKey.quotedbl:
return Key.Quote;
case XKey.quoteleft:
return Key.Tilde;
case XKey.asciitilde:
return Key.Tilde;
case XKey.comma:
return Key.Comma;
case XKey.less:
return Key.Comma;
case XKey.period:
return Key.Period;
case XKey.greater:
return Key.Period;
case XKey.slash:
return Key.Slash;
case XKey.question:
return Key.Slash;
case XKey.Left:
return Key.Left;
case XKey.Down:
return Key.Down;
case XKey.Right:
return Key.Right;
case XKey.Up:
return Key.Up;
case XKey.Delete:
return Key.Delete;
case XKey.Home:
return Key.Home;
case XKey.End:
return Key.End;
//case XKey.Prior: return Key.PageUp; // XKey.Prior == XKey.Page_Up
case XKey.Page_Up:
return Key.PageUp;
case XKey.Page_Down:
return Key.PageDown;
//case XKey.Next: return Key.PageDown; // XKey.Next == XKey.Page_Down
case XKey.KP_Add:
return Key.KeypadAdd;
case XKey.KP_Subtract:
return Key.KeypadSubtract;
case XKey.KP_Multiply:
return Key.KeypadMultiply;
case XKey.KP_Divide:
return Key.KeypadDivide;
case XKey.KP_Decimal:
return Key.KeypadDecimal;
case XKey.KP_Insert:
return Key.Keypad0;
case XKey.KP_End:
return Key.Keypad1;
case XKey.KP_Down:
return Key.Keypad2;
case XKey.KP_Page_Down:
return Key.Keypad3;
case XKey.KP_Left:
return Key.Keypad4;
case XKey.KP_Right:
return Key.Keypad6;
case XKey.KP_Home:
return Key.Keypad7;
case XKey.KP_Up:
return Key.Keypad8;
case XKey.KP_Page_Up:
return Key.Keypad9;
case XKey.KP_Delete:
return Key.KeypadDecimal;
case XKey.KP_Enter:
return Key.KeypadEnter;
default:
return Key.Unknown;
}
}
bool TranslateKeyEvent(ref XKeyEvent e, out Key key)
{
if (xkb_supported)
{
return TranslateKeyXkb(e.display, e.keycode, out key);
}
else
{
return TranslateKeyX11(ref e, out key);
}
}
bool TranslateKeyX11(ref XKeyEvent e, out Key key)
{
XKey keysym = (XKey)API.LookupKeysym(ref e, 0);
XKey keysym2 = (XKey)API.LookupKeysym(ref e, 1);
key = X11KeyMap.TranslateXKey(keysym);
if (key == Key.Unknown)
{
key = X11KeyMap.TranslateXKey(keysym2);
}
if (key == Key.Unknown)
{
Debug.Print("KeyCode {0} (Keysym: {1}, {2}) not mapped.", e.keycode, (XKey)keysym, (XKey)keysym2);
}
return key != Key.Unknown;
}
<<<<<<< HEAD
internal static MouseButton TranslateButton(int button, out float wheelx, out float wheely)
=======
bool TranslateKeyXkb(IntPtr display, int keycode, out Key key)
{
if (keycode < 8 || keycode > 255)
{
key = Key.Unknown;
return false;
}
// Translate the numeric keypad using the secondary group
// (equivalent to NumLock = on)
XKey keysym = Xkb.KeycodeToKeysym(display, keycode, 0, 1);
switch (keysym)
{
case XKey.KP_0: key = Key.Keypad0; return true;
case XKey.KP_1: key = Key.Keypad1; return true;
case XKey.KP_2: key = Key.Keypad2; return true;
case XKey.KP_3: key = Key.Keypad3; return true;
case XKey.KP_4: key = Key.Keypad4; return true;
case XKey.KP_5: key = Key.Keypad5; return true;
case XKey.KP_6: key = Key.Keypad6; return true;
case XKey.KP_7: key = Key.Keypad7; return true;
case XKey.KP_8: key = Key.Keypad8; return true;
case XKey.KP_9: key = Key.Keypad9; return true;
case XKey.KP_Separator:
case XKey.KP_Decimal: key = Key.KeypadDecimal; return true;
case XKey.KP_Equal: key = Key.Unknown; return false; // Todo: fixme
case XKey.KP_Enter: key = Key.KeypadEnter; return true;
}
// Translate non-alphanumeric keys using the primary group
keysym = Xkb.KeycodeToKeysym(display, keycode, 0, 0);
key = TranslateXKey(keysym);
return key != Key.Unknown;
}
internal bool TranslateKey(int keycode, out Key key)
{
if (keycode < 0 || keycode > 255)
{
key = Key.Unknown;
}
else
{
key = keycodes[keycode];
}
return key != Key.Unknown;
}
internal bool TranslateKey(ref XKeyEvent e, out Key key)
{
return TranslateKey(e.keycode, out key);
}
internal static MouseButton TranslateButton(int button, out int wheelx, out int wheely)
>>>>>>> [X11] Use XKB for layout-independent input
{
wheelx = 0;
wheely = 0;
switch (button)
{
case 1: return MouseButton.Left;
case 2: return MouseButton.Middle;
case 3: return MouseButton.Right;
case 4: wheely = +1; return MouseButton.LastButton;
case 5: wheely = -1; return MouseButton.LastButton;
case 6: wheelx = +1; return MouseButton.LastButton;
case 7: wheelx = -1; return MouseButton.LastButton;
case 8: return MouseButton.Button1;
case 9: return MouseButton.Button2;
case 10: return MouseButton.Button3;
case 11: return MouseButton.Button4;
case 12: return MouseButton.Button5;
case 13: return MouseButton.Button6;
case 14: return MouseButton.Button7;
default: return MouseButton.LastButton;
}
}
}
}