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# -*- coding: utf-8 -*-#*****************************************************************************# Copyright (C) 2003-2006 Gary Bishop.# Copyright (C) 2006 Jorgen Stenarson. <jorgen.stenarson@bostream.nu>## Distributed under the terms of the BSD License. The full license is in# the file COPYING, distributed as part of this software.#*****************************************************************************from __future__ import print_function, unicode_literals, absolute_importimport Systemfrom .common import validkey, KeyPress, make_KeyPress_from_keydescr
c32 = System.ConsoleKeyShift = System.ConsoleModifiers.ShiftControl = System.ConsoleModifiers.ControlAlt = System.ConsoleModifiers.Alt# table for translating virtual keys to X windows key symbolscode2sym_map = {#c32.CANCEL: 'Cancel', c32.Backspace: 'BackSpace', c32.Tab: 'Tab', c32.Clear: 'Clear', c32.Enter: 'Return',# c32.Shift: 'Shift_L',# c32.Control: 'Control_L',# c32.Menu: 'Alt_L', c32.Pause: 'Pause',# c32.Capital: 'Caps_Lock', c32.Escape: 'Escape',# c32.Space: 'space', c32.PageUp: 'Prior', c32.PageDown: 'Next', c32.End: 'End', c32.Home: 'Home', c32.LeftArrow: 'Left', c32.UpArrow: 'Up', c32.RightArrow: 'Right', c32.DownArrow: 'Down', c32.Select: 'Select', c32.Print: 'Print', c32.Execute: 'Execute',# c32.Snapshot: 'Snapshot', c32.Insert: 'Insert', c32.Delete: 'Delete', c32.Help: 'Help', c32.F1: 'F1', c32.F2: 'F2', c32.F3: 'F3', c32.F4: 'F4', c32.F5: 'F5', c32.F6: 'F6', c32.F7: 'F7', c32.F8: 'F8', c32.F9: 'F9', c32.F10: 'F10', c32.F11: 'F11', c32.F12: 'F12', c32.F13: 'F13', c32.F14: 'F14', c32.F15: 'F15', c32.F16: 'F16', c32.F17: 'F17', c32.F18: 'F18', c32.F19: 'F19', c32.F20: 'F20', c32.F21: 'F21', c32.F22: 'F22', c32.F23: 'F23', c32.F24: 'F24',# c32.Numlock: 'Num_Lock,',# c32.Scroll: 'Scroll_Lock',# c32.Apps: 'VK_APPS',# c32.ProcesskeY: 'VK_PROCESSKEY',# c32.Attn: 'VK_ATTN',# c32.Crsel: 'VK_CRSEL',# c32.Exsel: 'VK_EXSEL',# c32.Ereof: 'VK_EREOF',# c32.Play: 'VK_PLAY',# c32.Zoom: 'VK_ZOOM',# c32.Noname: 'VK_NONAME',# c32.Pa1: 'VK_PA1', c32.OemClear: 'VK_OEM_CLEAR', c32.NumPad0: 'NUMPAD0', c32.NumPad1: 'NUMPAD1', c32.NumPad2: 'NUMPAD2', c32.NumPad3: 'NUMPAD3', c32.NumPad4: 'NUMPAD4', c32.NumPad5: 'NUMPAD5', c32.NumPad6: 'NUMPAD6', c32.NumPad7: 'NUMPAD7', c32.NumPad8: 'NUMPAD8', c32.NumPad9: 'NUMPAD9', c32.Divide: 'Divide', c32.Multiply: 'Multiply', c32.Add: 'Add', c32.Subtract: 'Subtract', c32.Decimal: 'VK_DECIMAL' }
# function to handle the mappingdef make_keysym(keycode): try: sym = code2sym_map[keycode] except KeyError: sym = '' return sym
sym2code_map = {}for code,sym in code2sym_map.items(): sym2code_map[sym.lower()] = code
def key_text_to_keyinfo(keytext): '''Convert a GNU readline style textual description of a key to keycode with modifiers''' if keytext.startswith('"'): # " return keyseq_to_keyinfo(keytext[1:-1]) else: return keyname_to_keyinfo(keytext)
def char_to_keyinfo(char, control=False, meta=False, shift=False): vk = (ord(char)) if vk & 0xffff == 0xffff: print('VkKeyScan("%s") = %x' % (char, vk)) raise ValueError('bad key') if vk & 0x100: shift = True if vk & 0x200: control = True if vk & 0x400: meta = True return (control, meta, shift, vk & 0xff)
def keyname_to_keyinfo(keyname): control = False meta = False shift = False
while 1: lkeyname = keyname.lower() if lkeyname.startswith('control-'): control = True keyname = keyname[8:] elif lkeyname.startswith('ctrl-'): control = True keyname = keyname[5:] elif lkeyname.startswith('meta-'): meta = True keyname = keyname[5:] elif lkeyname.startswith('alt-'): meta = True keyname = keyname[4:] elif lkeyname.startswith('shift-'): shift = True keyname = keyname[6:] else: if len(keyname) > 1: return (control, meta, shift, sym2code_map.get(keyname.lower()," ")) else: return char_to_keyinfo(keyname, control, meta, shift)
def keyseq_to_keyinfo(keyseq): res = [] control = False meta = False shift = False
while 1: if keyseq.startswith('\\C-'): control = True keyseq = keyseq[3:] elif keyseq.startswith('\\M-'): meta = True keyseq = keyseq[3:] elif keyseq.startswith('\\e'): res.append(char_to_keyinfo('\033', control, meta, shift)) control = meta = shift = False keyseq = keyseq[2:] elif len(keyseq) >= 1: res.append(char_to_keyinfo(keyseq[0], control, meta, shift)) control = meta = shift = False keyseq = keyseq[1:] else: return res[0]
def make_keyinfo(keycode, state): control = False meta =False shift = False return (control, meta, shift, keycode)
def make_KeyPress(char, state, keycode):
shift = bool(int(state) & int(Shift)) control = bool(int(state) & int(Control)) meta = bool(int(state) & int(Alt)) keyname = code2sym_map.get(keycode, "").lower() if control and meta: #equivalent to altgr so clear flags control = False meta = False elif control: char = str(keycode) return KeyPress(char, shift, control, meta, keyname)
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