def qapplication(translate=True, test_time=3):
"""
Return QApplication instance
Creates it if it doesn't already exist
test_time: Time to maintain open the application when testing. It's given
in seconds
"""
if running_in_mac_app():
SpyderApplication = MacApplication
else:
SpyderApplication = QApplication
app = SpyderApplication.instance()
if app is None:
# Set Application name for Gnome 3
# https://groups.google.com/forum/#!topic/pyside/24qxvwfrRDs
app = SpyderApplication(['Spyder'])
# Set application name for KDE (See issue 2207)
app.setApplicationName('Spyder')
if translate:
install_translator(app)
test_travis = os.environ.get('TEST_TRAVIS_WIDGETS', None)
if test_travis is not None:
timer_shutdown = QTimer(app)
timer_shutdown.timeout.connect(app.quit)
timer_shutdown.start(test_time*1000)
return app
def __init__(self,
target,
executable=None,
name=None,
extra_args=None,
libs=None,
cwd=None,
env=None):
super(AsyncClient, self).__init__()
self.executable = executable or sys.executable
self.extra_args = extra_args
self.target = target
self.name = name or self
self.libs = libs
self.cwd = cwd
self.env = env
self.is_initialized = False
self.closing = False
self.context = zmq.Context()
QApplication.instance().aboutToQuit.connect(self.close)
# Set up the heartbeat timer.
self.timer = QTimer(self)
self.timer.timeout.connect(self._heartbeat)
self.timer.start(HEARTBEAT)
def __init__(self, code_info, plugins):
super(RequestHandler, self).__init__()
self.info = code_info
self.timer = QTimer()
self.timer.singleShot(LEAD_TIME_SEC * 1000, self._handle_timeout)
self.waiting = True
self.pending = {}
self.result = None
self.plugins = plugins
self._start_time = time.time()
self._threads = {}
for plugin in plugins:
self._make_async_call(plugin, code_info)
def setup(self, icon_painter, painter, rect):
if self.parent_widget not in self.info:
timer = QTimer()
timer.timeout.connect(lambda: self._update(self.parent_widget))
self.info[self.parent_widget] = [timer, 0, self.step]
timer.start(self.interval)
else:
timer, angle, self.step = self.info[self.parent_widget]
x_center = rect.width() * 0.5
y_center = rect.height() * 0.5
painter.translate(x_center, y_center)
painter.rotate(angle)
painter.translate(-x_center, -y_center)
def __init__(self, parent, statusbar):
StatusBarWidget.__init__(self, parent, statusbar)
self.setToolTip(self.TIP)
layout = self.layout()
layout.addWidget(QLabel(self.TITLE))
self.label = QLabel()
self.label.setFont(self.label_font)
layout.addWidget(self.label)
layout.addSpacing(20)
if self.is_supported():
self.timer = QTimer()
self.timer.timeout.connect(self.update_label)
self.timer.start(2000)
else:
self.timer = None
self.hide()
def __init__(self, parent, history_filename, profile=False):
"""
parent : specifies the parent widget
"""
ConsoleBaseWidget.__init__(self, parent)
SaveHistoryMixin.__init__(self)
# Prompt position: tuple (line, index)
self.current_prompt_pos = None
self.new_input_line = True
# History
self.histidx = None
self.hist_wholeline = False
assert is_text_string(history_filename)
self.history_filename = history_filename
self.history = self.load_history()
# Session
self.historylog_filename = CONF.get('main', 'historylog_filename',
get_conf_path('history.log'))
# Context menu
self.menu = None
self.setup_context_menu()
# Simple profiling test
self.profile = profile
# Buffer to increase performance of write/flush operations
self.__buffer = []
self.__timestamp = 0.0
self.__flushtimer = QTimer(self)
self.__flushtimer.setSingleShot(True)
self.__flushtimer.timeout.connect(self.flush)
# Give focus to widget
self.setFocus()
# Completion
completion_size = CONF.get('shell_appearance', 'completion/size')
completion_font = get_font('console')
self.completion_widget.setup_appearance(completion_size,
completion_font)
# Cursor width
self.setCursorWidth(CONF.get('shell_appearance', 'cursor/width'))
def __init__(self):
super(Restarter, self).__init__()
self.ellipsis = ['', '.', '..', '...', '..', '.']
# Widgets
self.timer_ellipsis = QTimer(self)
self.splash = QSplashScreen(
QPixmap(get_image_path('splash.svg'), 'svg'))
# Widget setup
self.setVisible(False)
font = self.splash.font()
font.setPixelSize(10)
self.splash.setFont(font)
self.splash.show()
self.timer_ellipsis.timeout.connect(self.animate_ellipsis)
def __init__(self, executable):
super(PluginManager, self).__init__()
plugins = OrderedDict()
for name in PLUGINS:
try:
plugin = PluginClient(name, executable)
plugin.run()
except Exception as e:
debug_print('Introspection Plugin Failed: %s' % name)
debug_print(str(e))
continue
debug_print('Introspection Plugin Loaded: %s' % name)
plugins[name] = plugin
plugin.received.connect(self.handle_response)
self.plugins = plugins
self.timer = QTimer()
self.desired = []
self.ids = dict()
self.info = None
self.request = None
self.pending = None
self.pending_request = None
self.waiting = False
def __init__(self,
parent=None,
fname=None,
wdir=None,
history_filename=None,
show_icontext=True,
light_background=True,
menu_actions=None,
show_buttons_inside=True,
show_elapsed_time=True):
QWidget.__init__(self, parent)
self.menu_actions = menu_actions
self.run_button = None
self.kill_button = None
self.options_button = None
self.icontext_action = None
self.show_elapsed_time = show_elapsed_time
self.fname = fname
if wdir is None:
wdir = osp.dirname(osp.abspath(fname))
self.wdir = wdir if osp.isdir(wdir) else None
self.arguments = ""
self.shell = self.SHELL_CLASS(parent, get_conf_path(history_filename))
self.shell.set_light_background(light_background)
self.shell.execute.connect(self.send_to_process)
self.shell.sig_keyboard_interrupt.connect(self.keyboard_interrupt)
# Redirecting some SIGNALs:
self.shell.redirect_stdio.connect(
lambda state: self.redirect_stdio.emit(state))
self.state_label = None
self.time_label = None
vlayout = QVBoxLayout()
toolbar_buttons = self.get_toolbar_buttons()
if show_buttons_inside:
self.state_label = QLabel()
hlayout = QHBoxLayout()
hlayout.addWidget(self.state_label)
hlayout.addStretch(0)
hlayout.addWidget(self.create_time_label())
hlayout.addStretch(0)
for button in toolbar_buttons:
hlayout.addWidget(button)
vlayout.addLayout(hlayout)
else:
vlayout.setContentsMargins(0, 0, 0, 0)
vlayout.addWidget(self.get_shell_widget())
self.setLayout(vlayout)
self.resize(640, 480)
if parent is None:
self.setWindowIcon(self.get_icon())
self.setWindowTitle(_("Console"))
self.t0 = None
self.timer = QTimer(self)
self.process = None
self.is_closing = False
if show_buttons_inside:
self.update_time_label_visibility()
def __init__(self, parent, enable_replace=False):
QWidget.__init__(self, parent)
self.enable_replace = enable_replace
self.editor = None
self.is_code_editor = None
glayout = QGridLayout()
glayout.setContentsMargins(0, 0, 0, 0)
self.setLayout(glayout)
self.close_button = create_toolbutton(
self, triggered=self.hide, icon=get_std_icon("DialogCloseButton"))
glayout.addWidget(self.close_button, 0, 0)
# Find layout
self.search_text = PatternComboBox(self,
tip=_("Search string"),
adjust_to_minimum=False)
self.search_text.valid.connect(lambda state: self.find(
changed=False, forward=True, rehighlight=False))
self.search_text.lineEdit().textEdited.connect(
self.text_has_been_edited)
self.previous_button = create_toolbutton(self,
triggered=self.find_previous,
icon=get_std_icon("ArrowUp"))
self.next_button = create_toolbutton(self,
triggered=self.find_next,
icon=get_std_icon("ArrowDown"))
self.next_button.clicked.connect(self.update_search_combo)
self.previous_button.clicked.connect(self.update_search_combo)
self.re_button = create_toolbutton(self,
icon=get_icon("advanced.png"),
tip=_("Regular expression"))
self.re_button.setCheckable(True)
self.re_button.toggled.connect(lambda state: self.find())
self.case_button = create_toolbutton(self,
icon=get_icon("upper_lower.png"),
tip=_("Case Sensitive"))
self.case_button.setCheckable(True)
self.case_button.toggled.connect(lambda state: self.find())
self.words_button = create_toolbutton(self,
icon=get_icon("whole_words.png"),
tip=_("Whole words"))
self.words_button.setCheckable(True)
self.words_button.toggled.connect(lambda state: self.find())
self.highlight_button = create_toolbutton(
self, icon=get_icon("highlight.png"), tip=_("Highlight matches"))
self.highlight_button.setCheckable(True)
self.highlight_button.toggled.connect(self.toggle_highlighting)
hlayout = QHBoxLayout()
self.widgets = [
self.close_button, self.search_text, self.previous_button,
self.next_button, self.re_button, self.case_button,
self.words_button, self.highlight_button
]
for widget in self.widgets[1:]:
hlayout.addWidget(widget)
glayout.addLayout(hlayout, 0, 1)
# Replace layout
replace_with = QLabel(_("Replace with:"))
self.replace_text = PatternComboBox(self,
adjust_to_minimum=False,
tip=_("Replace string"))
self.replace_button = create_toolbutton(
self,
text=_("Replace/find"),
icon=get_std_icon("DialogApplyButton"),
triggered=self.replace_find,
text_beside_icon=True)
self.replace_button.clicked.connect(self.update_replace_combo)
self.replace_button.clicked.connect(self.update_search_combo)
self.all_check = QCheckBox(_("Replace all"))
self.replace_layout = QHBoxLayout()
widgets = [
replace_with, self.replace_text, self.replace_button,
self.all_check
]
for widget in widgets:
self.replace_layout.addWidget(widget)
glayout.addLayout(self.replace_layout, 1, 1)
self.widgets.extend(widgets)
self.replace_widgets = widgets
self.hide_replace()
self.search_text.setTabOrder(self.search_text, self.replace_text)
self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
self.shortcuts = self.create_shortcuts(parent)
self.highlight_timer = QTimer(self)
self.highlight_timer.setSingleShot(True)
self.highlight_timer.setInterval(1000)
self.highlight_timer.timeout.connect(self.highlight_matches)
