def TextboxPreviewKeyDown(self, sender, e):
log.info('preview key down')
ctrl, alt, shift = [(Control.ModifierKeys & modifier) == modifier
for modifier in (Keys.Control, Keys.Alt, Keys.Shift)]
modifiers = filter(bool, [ctrl and 'Ctrl', alt and 'Alt', shift and 'Shift'])
self._status.Text = '+'.join(modifiers + [str(e.KeyCode)])
modifiers = [e.Control and 'c', e.Alt and 'a', e.Shift and 's']#,
#e.Win and 'w']
modifiers = ''.join(filter(bool, modifiers))
prefix = modifiers and modifiers + '-' or ''
if e.KeyCode in keys:
key = keys[e.KeyCode]
elif e.KeyCode in (Keys.ControlKey, Keys.ShiftKey):
key = None
else:
key = str(e.KeyCode)
if key in set(string.uppercase):
key = key.lower()
if key:
self.handling_keypress = True
zmq.send_command(prefix + key)
return True
def TextboxSelectionChanged(self, sender, e):
if self.handling_keypress:
return True
start, length = sender.SelectionStart, sender.SelectionLength
text = sender.Text
log.info('selection changed, text="%s" [%d:%d]',
repr(text), start, length)
if self.text.text != text:
self.text, text_delta = self.text.set_text(text)
else:
text_delta = []
self.text, selection_delta = self.text.set_selection(start, length)
delta = text_delta + selection_delta
for op in delta:
if isinstance(op, basestring):
zmq.send_key(op)
else:
command, key, count = op
for _ in range(count):
zmq.send_command(key)
return True
def intercepted_key(self, e):
log.info('intercepted key event')
# FIXME: Split key intercept handling out of this program
# FIXME: abstract key processing to a helper module; replace key
# processing here and in preview key down
# should always be a modifier
modifier, keyname = e.Key.split('-', 1)
# http://www.codeproject.com/Articles/6768/Tips-about-NET-Enums
key = Enum.Parse(Keys, keyname)
if key in keys:
key = keys[key]
key = str(key)
if key in set(string.uppercase):
key = key.lower()
key = '-'.join((modifier, key))
log.info('intercepted key: ' + key)
zmq.send_command(key)