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https://github.com/moparisthebest/uinput-mapper
synced 2024-12-21 19:38:47 -05:00
Add keymapper functionality to change shift behavior and de-couple different keys for shift status, to support Programmer Dvorak and basically any other format
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59
input-read
59
input-read
@ -94,6 +94,9 @@ else:
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if args.keymap:
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from uinputmapper.keymapper import parse_keymap
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runtime_keymaps, active_keymap_index, revert_keymap_index, active_keymap, revert_default_code, switch_layout_codes, switch_layout_mode, num_codes_to_index = parse_keymap(args, rev_event_keys, event_keys)
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shift_down = -1
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rshift = event_keys[1]['KEY_RIGHTSHIFT']
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lshift = event_keys[1]['KEY_LEFTSHIFT']
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if args.direct:
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# setup a new input device
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@ -136,13 +139,25 @@ while True:
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ev = f.next_event()
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pre_event = None
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post_event = None
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if args.keymap:
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#if ev.type == 4: # MSC_SCAN, works for some keyboards (serio) but not others (usb), not needed if we grab the input
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# ev.value = active_keymap[ev.value]
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if ev.type == 1: # EV_KEY
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ev.code = active_keymap[ev.code]
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new_code, invert_shift = active_keymap[ev.code].get_code(ev.code, shift_down != -1)
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# we want some events to happen when a key is first pressed or lifted
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if ev.value == 1: # pressed
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if ev.code == lshift or ev.code == rshift: # shift
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shift_down = ev.code
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if invert_shift: # swap shift behavior
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pre_event = input_event(ev.time, 1, shift_down, 0)
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if shift_down == -1:
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pre_event.code = lshift
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pre_event.value = 1
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if ev.code == revert_default_code:
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active_keymap = runtime_keymaps[revert_keymap_index]
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elif ev.code in switch_layout_codes:
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@ -157,11 +172,22 @@ while True:
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# and continue so as to not send this key
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continue
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elif ev.value == 0: # lifted
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if ev.code == lshift or ev.code == rshift: # shift
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shift_down = -1
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if invert_shift: # swap shift behavior
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post_event = input_event(ev.time, 1, shift_down, 1)
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if shift_down == -1:
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post_event.code = lshift
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post_event.value = 0
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if ev.code == revert_default_code:
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active_keymap = runtime_keymaps[active_keymap_index]
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elif ev.code in switch_layout_codes:
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switch_layout_codes[ev.code] = False
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switch_layout_mode = False
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# now actually map the key
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ev.code = new_code
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if args.direct:
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# try to fire our own events?
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@ -170,20 +196,31 @@ while True:
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d = ofs[idx]
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else:
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d = ofs[i]
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if pre_event is not None:
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d.fire_event(pre_event)
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d.fire_event(ev)
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if post_event is not None:
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d.fire_event(post_event)
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elif args.dump:
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try:
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#print 'ev.type:', ev.type
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print i, ev.time.tv_sec, ev.time.tv_usec
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s = '%s(%d) %s(%d) %d' % (rev_events[ev.type], ev.type,
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rev_event_keys[ev.type][ev.code], ev.code, ev.value)
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print 'Event type:', s
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except KeyError:
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pass
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for ev in [pre_event, ev, post_event]:
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if ev is not None:
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try:
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print i, ev.time.tv_sec, ev.time.tv_usec
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s = '%s(%d) %s(%d) %d' % (rev_events[ev.type], ev.type, rev_event_keys[ev.type][ev.code], ev.code, ev.value)
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print 'Event type:', s
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except KeyError:
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pass
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else:
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if not args.compat:
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if pre_event is not None:
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p.dump((i, pre_event))
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p.dump((i, ev))
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if post_event is not None:
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p.dump((i, post_event))
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else:
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p.dump((i, (ev.time.tv_sec, ev.time.tv_usec,
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ev.type, ev.code, ev.value)))
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if pre_event is not None:
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p.dump((i, (pre_event.time.tv_sec, pre_event.time.tv_usec, pre_event.type, pre_event.code, pre_event.value)))
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p.dump((i, (ev.time.tv_sec, ev.time.tv_usec, ev.type, ev.code, ev.value)))
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if post_event is not None:
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p.dump((i, (post_event.time.tv_sec, post_event.time.tv_usec, post_event.type, post_event.code, post_event.value)))
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sys.stdout.flush()
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@ -9,8 +9,8 @@ revert_default_key = 'LEFTCTRL'
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revert_keymap_index = 0
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# this is the default index to use when the program first starts
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# in this case, 1 means Dvorak
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default_keymap_index = 1
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# in this case, 2 means modified Progammer Dvorak
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default_keymap_index = 2
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# these are the keymaps available, you can add as many as you want or re-order them, just be aware the mapping is
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# always done from the first one to all subsequent ones, so you probably want to leave QWERTY or similar up top
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@ -33,4 +33,24 @@ keymaps = [
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LSFT,SCLN,Q, J, K, X, B, M, W, V, Z, RSFT, UP, P1, P2, P3,
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LCTL,LGUI,LALT, SPC, RALT,RGUI,APP, RCTL, LEFT,DOWN,RGHT, P0, PDOT,PENT
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""",
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# Programmer Dvorak http://www.kaufmann.no/roland/dvorak/ without numpad re-ordered
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# (to be strict QUOT/SCLN are swapped from regular dvorak, though I can't understand why so I ignored it...)
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"""
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ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK,
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^4:^GRV, ^7:^5, LBRC:7, ^LBRC:5, ^RBRC:3, ^9:1, EQL:9, ^8:0, ^0:2, ^EQL:4, RBRC:6, ^1:8, ^3:GRV, BSPC, INS, HOME,PGUP, NLCK, PSLS:^9, PAST:^0, PMNS:^4,
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TAB, QUOT, COMM, DOT, P, Y, F, G, C, R, L, SLSH, ^2:^6, BSLS, DEL, END, PGDN, P7:^A, P8:^B, P9:^C,
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CAPS, A, O, E, U, I, D, H, T, N, S, MINS, ENT, P4:^D, P5:^E, P6:^F, PPLS:COMM,
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LSFT, SCLN, Q, J, K, X, B, M, W, V, Z, RSFT, UP, P1:EQL, P2:X, P3:^SCLN,
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LCTL, LGUI, LALT, SPC, RALT, RGUI, APP, RCTL, LEFT,DOWN,RGHT, P0:BSLS, PDOT:SCLN, PENT
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""",
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# Programmer Dvorak http://www.kaufmann.no/roland/dvorak/
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# (to be strict QUOT/SCLN are swapped from regular dvorak, though I can't understand why so I ignored it...)
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"""
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ESC, F1, F2, F3, F4, F5, F6, F7, F8, F9, F10, F11, F12, PSCR,SLCK,BRK,
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^4:^GRV, ^7:^5, LBRC:7, ^LBRC:5, ^RBRC:3, ^9:1, EQL:9, ^8:0, ^0:2, ^EQL:4, RBRC:6, ^1:8, ^3:GRV, BSPC, INS, HOME,PGUP, NLCK, PSLS:^9, PAST:^0, PMNS:^4,
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TAB, QUOT, COMM, DOT, P, Y, F, G, C, R, L, SLSH, ^2:^6, BSLS, DEL, END, PGDN, P1:^A, P2:^B, P3:^C,
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CAPS, A, O, E, U, I, D, H, T, N, S, MINS, ENT, P4:^D, P5:^E, P6:^F, PPLS:COMM,
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LSFT, SCLN, Q, J, K, X, B, M, W, V, Z, RSFT, UP, P7:EQL, P8:X, P9:^SCLN,
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LCTL, LGUI, LALT, SPC, RALT, RGUI, APP, RCTL, LEFT,DOWN,RGHT, P0:BSLS, PDOT:SCLN, PENT
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""",
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]
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@ -3,6 +3,33 @@
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Module to help with creating fast keycode mapping arrays
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"""
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class KeyCodeMapper(object):
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def __init__(self, noshift_code, noshift_invert_shift, shift_code, shift_invert_shift):
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self.noshift_code = noshift_code
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self.noshift_invert_shift = noshift_invert_shift
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self.shift_code = shift_code
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self.shift_invert_shift = shift_invert_shift
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def get_code(self, old_code, shift_down):
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# returns new_code, invert_shift
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if shift_down:
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return self.shift_code, self.shift_invert_shift
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else:
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return self.noshift_code, self.noshift_invert_shift
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def __repr__(self):
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return "KCM{%3s (%5s) : %3s (%5s)}" % (self.noshift_code, self.noshift_invert_shift, self.shift_code, self.shift_invert_shift)
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class NoopKCM(object):
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def get_code(self, old_code, shift_down):
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# returns new_code, invert_shift
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return old_code, False
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def __repr__(self):
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return "KCM{NOOP}"
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def parse_keymap(args, rev_event_keys, event_keys):
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"""
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Reads in a keymap configuration and returns structures to implement it
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@ -67,31 +94,43 @@ def parse_keymap(args, rev_event_keys, event_keys):
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'SLSH':'SLASH',
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'SPC':'SPACE',
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}
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shift_key_list = []
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keymap_list = []
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for keymap in keymaps:
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key_list = []
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keymap_list.append(key_list)
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for key in keymap.split(','):
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key = key.strip()
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key = key.strip() # remove whitespace
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key_arr = key.split(':')
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noshift_invert_shift = '^' == key_arr[0][0]
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key = key_arr[0].strip('^')
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new_key = 'KEY_'+short_to_long.get(key, key)
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if args.dump and new_key not in event_keys[1]: # todo: probably should exit with some helpful error here?
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#print 'Key', key, 'does not exist!'
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#print "'", key, "':'',"
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print "'%s':''," % key
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key_list.append(new_key)
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noshift_code = event_keys[1][new_key]
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if len(key_arr) == 1:
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shift_invert_shift = noshift_invert_shift
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shift_code = noshift_code
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else:
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shift_invert_shift = '^' != key_arr[1][0]
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key = key_arr[1].strip('^')
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new_key = 'KEY_'+short_to_long.get(key, key)
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if args.dump and new_key not in event_keys[1]: # todo: probably should exit with some helpful error here?
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print "'%s':''," % key
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shift_code = event_keys[1][new_key]
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key_list.append(KeyCodeMapper(noshift_code, noshift_invert_shift, shift_code, shift_invert_shift))
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#pprint.pprint(keymap_list)
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#exit(0)
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mykeymaps = []
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default_keymap = keymap_list[0]
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keymap_range = range(0, len(default_keymap))
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from array import array
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for keymap in keymap_list:
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mykeymap = {}
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mykeymaps.append(mykeymap)
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for y in keymap_range:
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if default_keymap[y] != keymap[y]:
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mykeymap[default_keymap[y]] = keymap[y]
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mykeymap[default_keymap[y].noshift_code] = keymap[y]
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#pprint.pprint(mykeymaps)
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#exit(0)
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@ -103,17 +142,19 @@ def parse_keymap(args, rev_event_keys, event_keys):
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#exit(0)
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# convert mykeymap once, at startup, to a faster array, possibly using a little more memory
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keycnt_range = range(0, event_keys[1]['KEY_CNT'])
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noop = NoopKCM()
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runtime_keymaps = []
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for mykeymap in mykeymaps:
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mycodemap = array('H')
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mycodemap = []
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runtime_keymaps.append(mycodemap)
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for x in keycnt_range:
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key = rev_event_keys[1].get(x, 'NO_KEY_EXISTS_FOR_THIS_INDEX')
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value = event_keys[1].get(mykeymap.get(key, key), x)
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mycodemap.append(value)
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mycodemap.append(mykeymap.get(x, noop))
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#print 'mycodemap: ', mycodemap
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#pprint.pprint(runtime_keymaps)
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#exit(0)
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active_keymap_index = default_keymap_index
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revert_default_code = event_keys[1]['KEY_'+revert_default_key]
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active_keymap = runtime_keymaps[active_keymap_index]
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