def __init__(self, parent=None, standalone=False):
super(Camera, self).__init__(parent)
# This prevents doing unneeded initialization
# when QtDesginer loads the plugin.
if parent is None and not standalone:
return
if not multimedia_available:
return
self.ui = uic.loadUi(os.path.join(WIDGET_PATH, "camera.ui"), self)
self.camera = None
self.imageCapture = None
self.mediaRecorder = None
self.isCapturingImage = False
self.applicationExiting = False
self.imageSettings = QImageEncoderSettings()
self.audioSettings = QAudioEncoderSettings()
self.videoSettings = QVideoEncoderSettings()
self.videoContainerFormat = ''
camera_device = QByteArray()
videoDevicesGroup = QActionGroup(self)
videoDevicesGroup.setExclusive(True)
if not QCamera.availableDevices():
self.ui.devicesCombo.addItem("No Device")
else:
for deviceName in QCamera.availableDevices():
description = QCamera.deviceDescription(deviceName)
self.ui.devicesCombo.addItem(description)
videoDeviceAction = QAction(description, videoDevicesGroup)
videoDeviceAction.setCheckable(True)
videoDeviceAction.setData(deviceName)
if camera_device.isEmpty():
cameraDevice = deviceName
videoDeviceAction.setChecked(True)
self.ui.devicesCombo.addAction(videoDeviceAction)
videoDevicesGroup.triggered.connect(self.updateCameraDevice)
self.ui.captureWidget.currentChanged.connect(self.updateCaptureMode)
self.ui.devicesCombo.currentIndexChanged.connect(self.get_device_action)
self.ui.lockButton.hide()
if not IN_DESIGNER:
# Start camera 2s after the UI has loaded
QTimer.singleShot(2000, lambda: self.setCamera(camera_device))
def __init__(self, *args, menuBar, **kwargs):
super().__init__(*args, **kwargs)
self._run_to_tabs = collections.defaultdict(list)
self._title_to_tab = {}
self._tabs_from_streaming = []
self._overplot = OverPlotState.individual_tab
self._overplot_target = None
self._live_enabled = False
self._live_run_router = RunRouter([self.route_live_stream])
self._containers = [TabbedViewingArea(self, menuBar=menuBar) for _ in range(2)]
layout = QVBoxLayout()
for container in self._containers:
layout.addWidget(container)
self.setLayout(layout)
overplot_group = QActionGroup(self)
self.off = QAction('&Off', self)
self.off.setStatusTip('Drop streaming data.')
self.individual_tab = QAction('&New Tab', self)
self.individual_tab.setStatusTip('Open a new viewer tab for each Run.')
self.latest_live = QAction('&Latest Live Tab', self)
self.latest_live.setStatusTip('Attempt to overplot on the most recent live Run.')
self.fixed = QAction('&Fixed Tab...', self)
self.fixed.setStatusTip('Attempt to overplot on a specific tab.')
self.fixed.setEnabled(False)
overplot_group.addAction(self.off)
overplot_group.addAction(self.individual_tab)
overplot_group.addAction(self.latest_live)
overplot_group.addAction(self.fixed)
for action in overplot_group.actions():
action.setCheckable(True)
overplot_group.setExclusive(True)
self.off.setChecked(True)
overplot_menu = menuBar().addMenu('&Streaming')
overplot_menu.addActions(overplot_group.actions())
self.off.triggered.connect(self.disable_live)
self.individual_tab.triggered.connect(partial(self.set_overplot_state, OverPlotState.individual_tab))
self.latest_live.triggered.connect(partial(self.set_overplot_state, OverPlotState.latest_live))
def set_overplot_target():
item, ok = QInputDialog.getItem(
self, "Select Tab", "Tab", tuple(self._title_to_tab), 0, False)
if not ok:
# Abort and fallback to Off. Would be better to fall back to
# previous state (which could be latest_live) but it's not
# clear how to know what that state was.
self.off.setChecked(True)
return
self.set_overplot_state(OverPlotState.fixed)
self._overplot_target = item
self.fixed.triggered.connect(set_overplot_target)
def getMenuAction(self, menu, title='notitle', action_name='noaction',
args=[], kwargs={}):
# ToDo: Clean this up, it is very hacky
env = {'app': QApplication.instance(),
'win': self,
'action': actions,
}
if action_name is not None:
if action_name.startswith('settings.'):
setting_id = action_name[len('settings.'):]
setting = getSetting(setting_id)
if setting:
if setting.enum_options is not None:
submenu = QMenu(parent=self, title=title)
group = QActionGroup(self)
group.setExclusive(True)
group.triggered.connect(lambda a: setting.setValue(a.data()))
def update(group, val):
for act in group.actions():
if act.data() == val:
act.setChecked(True)
break
for num, opt in enumerate(setting.enum_options):
act = QAction(parent=self, text=opt)
act.setCheckable(True)
if setting.value == num:
act.setChecked(True)
act.setData(num)
setting.notify(lambda v: update(group, v))
act.setActionGroup(group)
submenu.addAction(act)
menu.addMenu(submenu)
elif setting.value_type == bool:
# works for bool settings
menu_action = QAction(parent=self, text=title)
menu_action.setCheckable(True)
menu_action.triggered.connect(setting.setValue)
setting.notify(menu_action.setChecked)
menu.addAction(menu_action)
return
try:
menu_action = QAction(parent=self, text=title)
mod, action = action_name.split('.', 1)
method = getattr(env.get(mod, self), action)
if menu_action.isCheckable():
menu_action.triggered.connect(method)
else:
menu_action.triggered.connect(lambda checked: method(*args, **kwargs))
menu.addAction(menu_action)
return
except:
pass
try:
menu_action = QAction(parent=self, text=title)
actions.bindWidget(menu_action, action_name)
menu.addAction(menu_action)
return
except actions.InvalidAction:
LOG.exception('Error binding menu action %s', action_name)
menu_action = QAction(parent=self, text=title)
msg = "The <b>{}</b> action specified for the " \
"<b>{}</b> menu item could not be triggered. " \
"Check the YAML config file for errors." \
.format(action_name or '', title.replace('&', ''))
menu_action.triggered.connect(lambda: QMessageBox.critical(self, "Menu Action Error!", msg))
menu.addAction(menu_action)
def __init__(self, parent=None, css_path=CSS_PATH):
SpyderPluginWidget.__init__(self, parent)
self.internal_shell = None
self.console = None
self.css_path = css_path
self.no_doc_string = _("No documentation available")
self._last_console_cb = None
self._last_editor_cb = None
self.plain_text = PlainText(self)
self.rich_text = RichText(self)
color_scheme = self.get_color_scheme()
self.set_plain_text_font(self.get_font(), color_scheme)
self.plain_text.editor.toggle_wrap_mode(self.get_option('wrap'))
# Add entries to read-only editor context-menu
self.wrap_action = create_action(self, _("Wrap lines"),
toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked(self.get_option('wrap'))
self.plain_text.editor.readonly_menu.addSeparator()
add_actions(self.plain_text.editor.readonly_menu, (self.wrap_action,))
self.set_rich_text_font(self.get_font(rich_text=True))
self.shell = None
# locked = disable link with Console
self.locked = False
self._last_texts = [None, None]
self._last_editor_doc = None
# Object name
layout_edit = QHBoxLayout()
layout_edit.setContentsMargins(0, 0, 0, 0)
txt = _("Source")
if sys.platform == 'darwin':
source_label = QLabel(" " + txt)
else:
source_label = QLabel(txt)
layout_edit.addWidget(source_label)
self.source_combo = QComboBox(self)
self.source_combo.addItems([_("Console"), _("Editor")])
self.source_combo.currentIndexChanged.connect(self.source_changed)
if (not programs.is_module_installed('rope') and
not programs.is_module_installed('jedi', '>=0.11.0')):
self.source_combo.hide()
source_label.hide()
layout_edit.addWidget(self.source_combo)
layout_edit.addSpacing(10)
layout_edit.addWidget(QLabel(_("Object")))
self.combo = ObjectComboBox(self)
layout_edit.addWidget(self.combo)
self.object_edit = QLineEdit(self)
self.object_edit.setReadOnly(True)
layout_edit.addWidget(self.object_edit)
self.combo.setMaxCount(self.get_option('max_history_entries'))
self.combo.addItems( self.load_history() )
self.combo.setItemText(0, '')
self.combo.valid.connect(self.force_refresh)
# Plain text docstring option
self.docstring = True
self.rich_help = self.get_option('rich_mode', True)
self.plain_text_action = create_action(self, _("Plain Text"),
toggled=self.toggle_plain_text)
# Source code option
self.show_source_action = create_action(self, _("Show Source"),
toggled=self.toggle_show_source)
# Rich text option
self.rich_text_action = create_action(self, _("Rich Text"),
toggled=self.toggle_rich_text)
# Add the help actions to an exclusive QActionGroup
help_actions = QActionGroup(self)
help_actions.setExclusive(True)
help_actions.addAction(self.plain_text_action)
help_actions.addAction(self.rich_text_action)
# Automatic import option
self.auto_import_action = create_action(self, _("Automatic import"),
toggled=self.toggle_auto_import)
auto_import_state = self.get_option('automatic_import')
self.auto_import_action.setChecked(auto_import_state)
# Lock checkbox
self.locked_button = create_toolbutton(self,
triggered=self.toggle_locked)
layout_edit.addWidget(self.locked_button)
self._update_lock_icon()
# Option menu
layout_edit.addWidget(self.options_button)
if self.rich_help:
self.switch_to_rich_text()
else:
self.switch_to_plain_text()
self.plain_text_action.setChecked(not self.rich_help)
self.rich_text_action.setChecked(self.rich_help)
self.source_changed()
# Main layout
layout = create_plugin_layout(layout_edit)
# we have two main widgets, but only one of them is shown at a time
layout.addWidget(self.plain_text)
layout.addWidget(self.rich_text)
self.setLayout(layout)
# Add worker thread for handling rich text rendering
self._sphinx_thread = SphinxThread(
html_text_no_doc=warning(self.no_doc_string,
css_path=self.css_path),
css_path=self.css_path)
self._sphinx_thread.html_ready.connect(
self._on_sphinx_thread_html_ready)
self._sphinx_thread.error_msg.connect(self._on_sphinx_thread_error_msg)
# Handle internal and external links
view = self.rich_text.webview
if not WEBENGINE:
view.page().setLinkDelegationPolicy(QWebEnginePage.DelegateAllLinks)
view.linkClicked.connect(self.handle_link_clicks)
self._starting_up = True
def setup(self):
self.wrap_action = self.create_action(
name=HelpWidgetActions.ToggleWrap,
text=_("Wrap lines"),
toggled=True,
initial=self.get_conf('wrap'),
option='wrap'
)
self.copy_action = self.create_action(
name=HelpWidgetActions.CopyAction,
text=_("Copy"),
triggered=lambda value: self.plain_text.copy(),
register_shortcut=False,
)
self.select_all_action = self.create_action(
name=HelpWidgetActions.SelectAll,
text=_("Select All"),
triggered=lambda value: self.plain_text.select_all(),
register_shortcut=False,
)
self.auto_import_action = self.create_action(
name=HelpWidgetActions.ToggleAutomaticImport,
text=_("Automatic import"),
toggled=True,
initial=self.get_conf('automatic_import'),
option='automatic_import'
)
self.show_source_action = self.create_action(
name=HelpWidgetActions.ToggleShowSource,
text=_("Show Source"),
toggled=True,
option='show_source'
)
self.rich_text_action = self.create_action(
name=HelpWidgetActions.ToggleRichMode,
text=_("Rich Text"),
toggled=True,
initial=self.get_conf('rich_mode'),
option='rich_mode'
)
self.plain_text_action = self.create_action(
name=HelpWidgetActions.TogglePlainMode,
text=_("Plain Text"),
toggled=True,
initial=self.get_conf('plain_mode'),
option='plain_mode'
)
self.locked_action = self.create_action(
name=HelpWidgetActions.ToggleLocked,
text=_("Lock/Unlock"),
toggled=True,
icon=self.create_icon('lock_open'),
initial=self.get_conf('locked'),
option='locked'
)
self.home_action = self.create_action(
name=HelpWidgetActions.Home,
text=_("Home"),
triggered=self.show_intro_message,
icon=self.create_icon('home'),
)
# Add the help actions to an exclusive QActionGroup
help_actions = QActionGroup(self)
help_actions.setExclusive(True)
help_actions.addAction(self.plain_text_action)
help_actions.addAction(self.rich_text_action)
# Menu
menu = self.get_options_menu()
for item in [self.rich_text_action, self.plain_text_action,
self.show_source_action]:
self.add_item_to_menu(
item,
menu=menu,
section=HelpWidgetOptionsMenuSections.Display,
)
self.add_item_to_menu(
self.auto_import_action,
menu=menu,
section=HelpWidgetOptionsMenuSections.Other,
)
# Plain text menu
self._plain_text_context_menu = self.create_menu(
"plain_text_context_menu")
self.add_item_to_menu(
self.copy_action,
self._plain_text_context_menu,
section="copy_section",
)
self.add_item_to_menu(
self.select_all_action,
self._plain_text_context_menu,
section="select_section",
)
self.add_item_to_menu(
self.wrap_action,
self._plain_text_context_menu,
section="wrap_section",
)
# Toolbar
toolbar = self.get_main_toolbar()
for item in [self.source_label, self.source_combo, self.object_label,
self.object_combo, self.object_edit, self.home_action,
self.locked_action]:
self.add_item_to_toolbar(
item,
toolbar=toolbar,
section=HelpWidgetMainToolbarSections.Main,
)
self.source_changed()
self.switch_to_rich_text()
self.show_intro_message()
# Signals
self.plain_text.sig_custom_context_menu_requested.connect(
self._show_plain_text_context_menu)
def setup(self, options):
self.wrap_action = self.create_action(
name=HelpWidgetActions.ToggleWrap,
text=_("Wrap lines"),
toggled=lambda value: self.set_option('wrap', value),
initial=self.get_option('wrap'),
)
self.auto_import_action = self.create_action(
name=HelpWidgetActions.ToggleAutomaticImport,
text=_("Automatic import"),
toggled=lambda value: self.set_option('automatic_import', value),
initial=self.get_option('automatic_import'),
)
self.show_source_action = self.create_action(
name=HelpWidgetActions.ToggleShowSource,
text=_("Show Source"),
toggled=lambda value: self.set_option('show_source', value),
)
self.rich_text_action = self.create_action(
name=HelpWidgetActions.ToggleRichMode,
text=_("Rich Text"),
toggled=lambda value: self.set_option('rich_mode', value),
initial=self.get_option('rich_mode'),
)
self.plain_text_action = self.create_action(
name=HelpWidgetActions.TogglePlainMode,
text=_("Plain Text"),
toggled=lambda value: self.set_option('plain_mode', value),
initial=self.get_option('plain_mode'),
)
self.locked_action = self.create_action(
name=HelpWidgetActions.ToggleLocked,
text=_("Lock/Unlock"),
toggled=lambda value: self.set_option('locked', value),
icon=self.create_icon('lock_open'),
initial=self.get_option('locked'),
)
# TODO: Temporal while code editor migrates to SpyderMixin
self.plain_text.set_wrap_action(self.wrap_action)
# Add the help actions to an exclusive QActionGroup
help_actions = QActionGroup(self)
help_actions.setExclusive(True)
help_actions.addAction(self.plain_text_action)
help_actions.addAction(self.rich_text_action)
# Menu
menu = self.get_options_menu()
for item in [self.rich_text_action, self.plain_text_action,
self.show_source_action]:
self.add_item_to_menu(
item,
menu=menu,
section=HelpWidgetOptionsMenuSections.Display,
)
self.add_item_to_menu(
self.auto_import_action,
menu=menu,
section=HelpWidgetOptionsMenuSections.Other,
)
# Toolbar
toolbar = self.get_main_toolbar()
for item in [self.source_label, self.source_combo, self.object_label,
self.object_combo, self.object_edit, self.locked_action]:
self.add_item_to_toolbar(
item,
toolbar=toolbar,
section=HelpWidgetMainToolBarSections.Main,
)
self.source_changed()
self.switch_to_rich_text()
self.show_intro_message()
def __init__(self, parent):
if PYQT5:
SpyderPluginWidget.__init__(self, parent, main = parent)
else:
SpyderPluginWidget.__init__(self, parent)
self.internal_shell = None
# Initialize plugin
self.initialize_plugin()
self.no_doc_string = _("No further documentation available")
self._last_console_cb = None
self._last_editor_cb = None
self.plain_text = PlainText(self)
self.rich_text = RichText(self)
color_scheme = self.get_color_scheme()
self.set_plain_text_font(self.get_plugin_font(), color_scheme)
self.plain_text.editor.toggle_wrap_mode(self.get_option('wrap'))
# Add entries to read-only editor context-menu
self.wrap_action = create_action(self, _("Wrap lines"),
toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked(self.get_option('wrap'))
self.plain_text.editor.readonly_menu.addSeparator()
add_actions(self.plain_text.editor.readonly_menu, (self.wrap_action,))
self.set_rich_text_font(self.get_plugin_font('rich_text'))
self.shell = None
self.external_console = None
# locked = disable link with Console
self.locked = False
self._last_texts = [None, None]
self._last_editor_doc = None
# Object name
layout_edit = QHBoxLayout()
layout_edit.setContentsMargins(0, 0, 0, 0)
txt = _("Source")
if sys.platform == 'darwin':
source_label = QLabel(" " + txt)
else:
source_label = QLabel(txt)
layout_edit.addWidget(source_label)
self.source_combo = QComboBox(self)
self.source_combo.addItems([_("Console"), _("Editor")])
self.source_combo.currentIndexChanged.connect(self.source_changed)
if (not programs.is_module_installed('rope') and
not programs.is_module_installed('jedi', '>=0.8.1')):
self.source_combo.hide()
source_label.hide()
layout_edit.addWidget(self.source_combo)
layout_edit.addSpacing(10)
layout_edit.addWidget(QLabel(_("Object")))
self.combo = ObjectComboBox(self)
layout_edit.addWidget(self.combo)
self.object_edit = QLineEdit(self)
self.object_edit.setReadOnly(True)
layout_edit.addWidget(self.object_edit)
self.combo.setMaxCount(self.get_option('max_history_entries'))
self.combo.addItems( self.load_history() )
self.combo.setItemText(0, '')
self.combo.valid.connect(lambda valid: self.force_refresh())
# Plain text docstring option
self.docstring = True
self.rich_help = self.get_option('rich_mode', True)
self.plain_text_action = create_action(self, _("Plain Text"),
toggled=self.toggle_plain_text)
# Source code option
self.show_source_action = create_action(self, _("Show Source"),
toggled=self.toggle_show_source)
# Rich text option
self.rich_text_action = create_action(self, _("Rich Text"),
toggled=self.toggle_rich_text)
# Add the help actions to an exclusive QActionGroup
help_actions = QActionGroup(self)
help_actions.setExclusive(True)
help_actions.addAction(self.plain_text_action)
help_actions.addAction(self.rich_text_action)
# Automatic import option
self.auto_import_action = create_action(self, _("Automatic import"),
toggled=self.toggle_auto_import)
auto_import_state = self.get_option('automatic_import')
self.auto_import_action.setChecked(auto_import_state)
# Lock checkbox
self.locked_button = create_toolbutton(self,
triggered=self.toggle_locked)
layout_edit.addWidget(self.locked_button)
self._update_lock_icon()
# Option menu
options_button = create_toolbutton(self, text=_('Options'),
icon=ima.icon('tooloptions'))
options_button.setPopupMode(QToolButton.InstantPopup)
menu = QMenu(self)
add_actions(menu, [self.rich_text_action, self.plain_text_action,
self.show_source_action, None,
self.auto_import_action])
options_button.setMenu(menu)
layout_edit.addWidget(options_button)
if self.rich_help:
self.switch_to_rich_text()
else:
self.switch_to_plain_text()
self.plain_text_action.setChecked(not self.rich_help)
self.rich_text_action.setChecked(self.rich_help)
self.source_changed()
# Main layout
layout = QVBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
layout.addLayout(layout_edit)
layout.addWidget(self.plain_text)
layout.addWidget(self.rich_text)
self.setLayout(layout)
# Add worker thread for handling rich text rendering
self._sphinx_thread = SphinxThread(
html_text_no_doc=warning(self.no_doc_string))
self._sphinx_thread.html_ready.connect(
self._on_sphinx_thread_html_ready)
self._sphinx_thread.error_msg.connect(self._on_sphinx_thread_error_msg)
# Handle internal and external links
view = self.rich_text.webview
if not WEBENGINE:
view.page().setLinkDelegationPolicy(QWebEnginePage.DelegateAllLinks)
view.linkClicked.connect(self.handle_link_clicks)
self._starting_up = True
class ToggleColumnMixIn(object):
"""
Adds actions to a QTableView that can show/hide columns
by right clicking on the header
"""
def add_header_context_menu(self, checked=None, checkable=None,
enabled=None):
"""
Adds the context menu from using header information
checked can be a header_name -> boolean dictionary. If given, headers
with the key name will get the checked value from the dictionary.
The corresponding column will be hidden if checked is False.
checkable can be a header_name -> boolean dictionary. If given, headers
with the key name will get the checkable value from the dictionary.
enabled can be a header_name -> boolean dictionary. If given, headers
with the key name will get the enabled value from the dictionary.
"""
checked = checked if checked is not None else {}
checkable = checkable if checkable is not None else {}
enabled = enabled if enabled is not None else {}
horizontal_header = self._horizontal_header()
horizontal_header.setContextMenuPolicy(Qt.ActionsContextMenu)
self.toggle_column_actions_group = QActionGroup(self)
self.toggle_column_actions_group.setExclusive(False)
self.__toggle_functions = [] # for keeping references
for col in range(horizontal_header.count()):
column_label = self.model().headerData(col, Qt.Horizontal,
Qt.DisplayRole)
logger.debug("Adding: col {}: {}".format(col, column_label))
action = QAction(str(column_label),
self.toggle_column_actions_group,
checkable=checkable.get(column_label, True),
enabled=enabled.get(column_label, True),
toolTip=_("Shows or hides "
"the {} column").format(column_label))
func = self.__make_show_column_function(col)
self.__toggle_functions.append(func) # keep reference
horizontal_header.addAction(action)
is_checked = checked.get(
column_label,
not horizontal_header.isSectionHidden(col))
horizontal_header.setSectionHidden(col, not is_checked)
action.setChecked(is_checked)
action.toggled.connect(func)
def get_header_context_menu_actions(self):
"""Returns the actions of the context menu of the header."""
return self._horizontal_header().actions()
def _horizontal_header(self):
"""
Returns the horizontal header (of type QHeaderView).
Override this if the horizontalHeader() function does not exist.
"""
return self.horizontalHeader()
def __make_show_column_function(self, column_idx):
"""Creates a function that shows or hides a column."""
show_column = lambda checked: self.setColumnHidden(column_idx,
not checked)
return show_column
def read_view_settings(self, key, settings=None, reset=False):
"""
Reads the persistent program settings
:param reset: If True, the program resets to its default settings
:returns: True if the header state was restored, otherwise returns
False
"""
logger.debug("Reading view settings for: {}".format(key))
header_restored = False
# TODO: Implement settings management
# if not reset:
# if settings is None:
# settings = get_qsettings()
# horizontal_header = self._horizontal_header()
# header_data = settings.value(key)
# if header_data:
# header_restored = horizontal_header.restoreState(header_data)
#
# # update actions
# for col, action in enumerate(horizontal_header.actions()):
# is_checked = not horizontal_header.isSectionHidden(col)
# action.setChecked(is_checked)
return header_restored
def write_view_settings(self, key, settings=None):
"""Writes the view settings to the persistent store."""
logger.debug("Writing view settings for: {}".format(key))