def __init__(self, **kwargs):
super(PyScrollView, self).__init__(**kwargs)
self._max_num_of_lines = 0
self.bubble = CompletionBubble()
self.bubble.bind(on_cancel=self.cancel_completion)
self.bubble.bind(on_complete=self.on_complete)
self.root = App.get_running_app().root
if self.use_autocompletion:
self.code_input.bind(focus=self.on_code_input_focus)
if not self.show_line_number:
self.line_number.parent.remove_widget(self.line_number)
else:
self.code_input.bind(_lines=self.on_lines_changed)
def __init__(self, **kwargs):
super(PyScrollView, self).__init__(**kwargs)
self._max_num_of_lines = 0
self.bubble = CompletionBubble()
self.bubble.bind(on_cancel=self.cancel_completion)
self.bubble.bind(on_complete=self.on_complete)
self.root = App.get_running_app().root
if self.use_autocompletion:
self.code_input.bind(focus=self.on_code_input_focus)
if not self.show_line_number:
self.line_number.parent.remove_widget(self.line_number)
else:
self.code_input.bind(_lines=self.on_lines_changed)
class PyScrollView(ScrollView):
'''PyScrollView used as a :class:`~kivy.scrollview.ScrollView`
for adding :class:`~designer.uix.py_code_input.PyCodeInput`.
'''
code_input = ObjectProperty(None)
'''(internal) Reference to the
:class:`~designer.uix.py_code_input.PyCodeInput`.
:data:`code_input` is a :class:`~kivy.properties.ObjectProperty`
'''
line_number = ObjectProperty(None)
'''(internal) Text Input to display line numbers
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
bubble = ObjectProperty(None)
'''(internal) Bubble to display completions suggestion
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
is_bubble_visible = BooleanProperty(False)
'''(internal) If bubble is visible in the screen
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
show_line_number = BooleanProperty(True)
'''Display line number on left
:data:`show_line_number` is a :class:`~kivy.properties.BooleanProperty`
and defaults to True
'''
use_autocompletion = BooleanProperty(True)
'''Use autocompletion
:data:`use_autocompletion` is a :class:`~kivy.properties.BooleanProperty`
and defaults to True
'''
def __init__(self, **kwargs):
super(PyScrollView, self).__init__(**kwargs)
self._max_num_of_lines = 0
self.bubble = CompletionBubble()
self.bubble.bind(on_cancel=self.cancel_completion)
self.bubble.bind(on_complete=self.on_complete)
self.root = App.get_running_app().root
if self.use_autocompletion:
self.code_input.bind(focus=self.on_code_input_focus)
if not self.show_line_number:
self.line_number.parent.remove_widget(self.line_number)
else:
self.code_input.bind(_lines=self.on_lines_changed)
def on_code_input_focus(self, *args):
'''Focus on CodeInput, to enable/disable keyboard listener
'''
if args[1]:
Window.bind(on_keyboard=self.on_keyboard)
else:
Window.unbind(on_keyboard=self.on_keyboard)
def on_keyboard(self, instance, key, scancode, codepoint, modifier):
if key == 32 and modifier == ['ctrl']:
code = self.code_input
src = code.text
line = code.cursor_row + 1
col = code.cursor_col
script = jedi.Script(src, line, col)
completions = script.completions()
self.show_completion(completions)
def on_complete(self, instance, completion):
'''Add the completion to the current cursor position
'''
self.code_input.insert_text(completion)
self.cancel_completion()
def show_completion(self, completions):
'''Display the bubble with the completions
'''
self.bubble.show_completions(completions, force_scroll=True)
self.bubble.reposition(
self.code_input.to_window(*self.code_input.cursor_pos),
self.code_input.line_height + self.code_input.line_spacing)
self.root.add_widget(self.bubble)
self.is_bubble_visible = True
def cancel_completion(self, *args):
'''Event handler to cancel the completion
'''
if self.bubble.parent is not None:
self.bubble.show_completions([])
self.bubble.parent.remove_widget(self.bubble)
self.is_bubble_visible = False
def on_lines_changed(self, *args):
'''Event handler that listen the line modifications to update
line_number
'''
n = len(self.code_input._lines)
if n > self._max_num_of_lines:
self.update_line_number(self._max_num_of_lines, n)
def update_line_number(self, old, new):
'''Analyze the difference between old and new number of lines
to update the text input
'''
self._max_num_of_lines = new
self.line_number.text += \
'\n'.join([str(i) for i in range(old + 1, new + 1)]) + '\n'
self.line_number.width = self.line_number._label_cached.get_extents(
str(self._max_num_of_lines))[0] + (self.line_number.padding[0] * 2)
class PyScrollView(ScrollView):
'''PyScrollView used as a :class:`~kivy.scrollview.ScrollView`
for adding :class:`~designer.uix.py_code_input.PyCodeInput`.
'''
code_input = ObjectProperty(None)
'''(internal) Reference to the
:class:`~designer.uix.py_code_input.PyCodeInput`.
:data:`code_input` is a :class:`~kivy.properties.ObjectProperty`
'''
line_number = ObjectProperty(None)
'''(internal) Text Input to display line numbers
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
bubble = ObjectProperty(None)
'''(internal) Bubble to display completions suggestion
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
is_bubble_visible = BooleanProperty(False)
'''(internal) If bubble is visible in the screen
:data:`line_number` is a :class:`~kivy.properties.ObjectProperty`
'''
show_line_number = BooleanProperty(True)
'''Display line number on left
:data:`show_line_number` is a :class:`~kivy.properties.BooleanProperty`
and defaults to True
'''
use_autocompletion = BooleanProperty(True)
'''Use autocompletion
:data:`use_autocompletion` is a :class:`~kivy.properties.BooleanProperty`
and defaults to True
'''
def __init__(self, **kwargs):
super(PyScrollView, self).__init__(**kwargs)
self._max_num_of_lines = 0
self.bubble = CompletionBubble()
self.bubble.bind(on_cancel=self.cancel_completion)
self.bubble.bind(on_complete=self.on_complete)
self.root = App.get_running_app().root
if self.use_autocompletion:
self.code_input.bind(focus=self.on_code_input_focus)
if not self.show_line_number:
self.line_number.parent.remove_widget(self.line_number)
else:
self.code_input.bind(_lines=self.on_lines_changed)
def on_code_input_focus(self, *args):
'''Focus on CodeInput, to enable/disable keyboard listener
'''
if args[1]:
Window.bind(on_keyboard=self.on_keyboard)
else:
Window.unbind(on_keyboard=self.on_keyboard)
def on_keyboard(self, instance, key, scancode, codepoint, modifier):
if key == 32 and modifier == ['ctrl']:
code = self.code_input
src = code.text
line = code.cursor_row + 1
col = code.cursor_col
script = jedi.Script(src, line, col)
completions = script.completions()
self.show_completion(completions)
def on_complete(self, instance, completion):
'''Add the completion to the current cursor position
'''
self.code_input.insert_text(completion)
self.cancel_completion()
def show_completion(self, completions):
'''Display the bubble with the completions
'''
self.bubble.show_completions(completions, force_scroll=True)
self.bubble.reposition(
self.code_input.to_window(*self.code_input.cursor_pos),
self.code_input.line_height + self.code_input.line_spacing
)
self.root.add_widget(self.bubble)
self.is_bubble_visible = True
def cancel_completion(self, *args):
'''Event handler to cancel the completion
'''
if self.bubble.parent is not None:
self.bubble.show_completions([])
self.bubble.parent.remove_widget(self.bubble)
self.is_bubble_visible = False
def on_lines_changed(self, *args):
'''Event handler that listen the line modifications to update
line_number
'''
n = len(self.code_input._lines)
if n > self._max_num_of_lines:
self.update_line_number(self._max_num_of_lines, n)
def update_line_number(self, old, new):
'''Analyze the difference between old and new number of lines
to update the text input
'''
self._max_num_of_lines = new
self.line_number.text += \
'\n'.join([str(i) for i in range(old + 1, new + 1)]) + '\n'
self.line_number.width = self.line_number._label_cached.get_extents(
str(self._max_num_of_lines))[0] + (self.line_number.padding[0] * 2)
