2022-08-01 12:23:40 -03:00

111 lines
4.2 KiB
Python

import gi
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk, GLib
class Keyboard(Gtk.Box):
def __init__(self, screen, close_cb, entry=None):
super().__init__(orientation=Gtk.Orientation.VERTICAL)
_ = screen.lang.gettext
self._gtk = screen.gtk
self.close_cb = close_cb
self.keyboard = Gtk.Grid()
self.keyboard.set_direction(Gtk.TextDirection.LTR)
self.timeout = self.clear_timeout = None
self.entry = entry
self.keys = [
[["q", "w", "e", "r", "t", "y", "u", "i", "o", "p", ""],
["a", "s", "d", "f", "g", "h", "j", "k", "l", "'"],
["ABC", "z", "x", "c", "v", "b", "n", "m", ",", ".", "?123"],
["", " ", ""]
],
[["Q", "W", "E", "R", "T", "Y", "U", "I", "O", "P", ""],
["A", "S", "D", "F", "G", "H", "J", "K", "L", "'"],
["?123", "Z", "X", "C", "V", "B", "N", "M", ",", ".", "abc"],
["", " ", ""]
],
[["1", "2", "3", "4", "5", "6", "7", "8", "9", "0", ""],
["=", "-", "+", "*", "/", "\\", ":", ";", "'", "\""],
["abc", "(", ")", "#", "$", "!", "?", "@", "_", ",", "ABC"],
["", " ", ""]
]
]
self.labels = self.keys.copy()
for p, pallet in enumerate(self.keys):
for r, row in enumerate(pallet):
for k, key in enumerate(row):
self.labels[p][r][k] = self._gtk.Button(key)
self.labels[p][r][k].set_hexpand(True)
self.labels[p][r][k].set_vexpand(True)
self.labels[p][r][k].connect('button-press-event', self.repeat, key)
self.labels[p][r][k].connect('button-release-event', self.release)
self.labels[p][r][k].get_style_context().add_class("keyboard_pad")
self.pallet_nr = 0
self.set_pallet(self.pallet_nr)
self.add(self.keyboard)
def set_pallet(self, p):
pallet = self.keys[p]
span = 2
for r, row in enumerate(pallet[:-1]):
for k, key in enumerate(row):
x = k * 2 + 1 if r == 1 else k * 2
old = self.keyboard.get_child_at(x, r)
if old:
self.keyboard.remove(old)
self.keyboard.attach(self.labels[p][r][k], x, r, span, 1)
if not self.keyboard.get_child_at(0, 4):
self.keyboard.attach(self.labels[p][3][0], 0, 4, 3, 1)
self.keyboard.attach(self.labels[p][3][1], 3, 4, 16, 1)
self.keyboard.attach(self.labels[p][3][2], 19, 4, 3, 1)
self.show_all()
def repeat(self, widget, event, key):
# Button-press
self.update_entry(widget, key)
if self.timeout is None and key == "":
# Hold for repeat, hold longer to clear the field
self.clear_timeout = GLib.timeout_add_seconds(3, self.clear, widget)
# This can be used to repeat all the keys,
# but I don't find it useful on the console
self.timeout = GLib.timeout_add(400, self.repeat, widget, None, key)
return True
def release(self, widget, event):
# Button-release
if self.timeout is not None:
GLib.source_remove(self.timeout)
self.timeout = None
if self.clear_timeout is not None:
GLib.source_remove(self.clear_timeout)
self.clear_timeout = None
def clear(self, widget=None):
self.entry.set_text("")
if self.clear_timeout is not None:
GLib.source_remove(self.clear_timeout)
self.clear_timeout = None
def update_entry(self, widget, key):
if key == "":
Gtk.Entry.do_backspace(self.entry)
elif key == "":
self.close_cb()
return
elif key == "":
self.clear()
self.close_cb()
return
elif key == "abc":
self.set_pallet(0)
elif key == "ABC":
self.set_pallet(1)
elif key == "?123":
self.set_pallet(2)
else:
Gtk.Entry.do_insert_at_cursor(self.entry, key)