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def create_bookmark_action(parent, url, title, icon=None, shortcut=None):
"""Create bookmark action"""
@Slot()
def open_url():
return programs.start_file(url)
return create_action( parent, title, shortcut=shortcut, icon=icon,
triggered=open_url) |
def create_module_bookmark_actions(parent, bookmarks):
"""
Create bookmark actions depending on module installation:
bookmarks = ((module_name, url, title), ...)
"""
actions = []
for key, url, title in bookmarks:
# Create actions for scientific distros only if Spyder is installed
... |
def create_program_action(parent, text, name, icon=None, nt_name=None):
"""Create action to run a program"""
if is_text_string(icon):
icon = get_icon(icon)
if os.name == 'nt' and nt_name is not None:
name = nt_name
path = programs.find_program(name)
if path is not None:
... |
def create_python_script_action(parent, text, icon, package, module, args=[]):
"""Create action to run a GUI based Python script"""
if is_text_string(icon):
icon = get_icon(icon)
if programs.python_script_exists(package, module):
return create_action(parent, text, icon=icon,
... |
def get_filetype_icon(fname):
"""Return file type icon"""
ext = osp.splitext(fname)[1]
if ext.startswith('.'):
ext = ext[1:]
return get_icon( "%s.png" % ext, ima.icon('FileIcon') ) |
def show_std_icons():
"""
Show all standard Icons
"""
app = qapplication()
dialog = ShowStdIcons(None)
dialog.show()
sys.exit(app.exec_()) |
def calc_tools_spacing(tools_layout):
"""
Return a spacing (int) or None if we don't have the appropriate metrics
to calculate the spacing.
We're trying to adapt the spacing below the tools_layout spacing so that
the main_widget has the same vertical position as the editor widgets
(which... |
def create_plugin_layout(tools_layout, main_widget=None):
"""
Returns a layout for a set of controls above a main widget. This is a
standard layout for many plugin panes (even though, it's currently
more often applied not to the pane itself but with in the one widget
contained in the pane.
... |
def show(self, dialog):
"""Generic method to show a non-modal dialog and keep reference
to the Qt C++ object"""
for dlg in list(self.dialogs.values()):
if to_text_string(dlg.windowTitle()) \
== to_text_string(dialog.windowTitle()):
dlg.show()
... |
def add(modname, features, required_version, installed_version=None,
optional=False):
"""Add Spyder dependency"""
global DEPENDENCIES
for dependency in DEPENDENCIES:
if dependency.modname == modname:
raise ValueError("Dependency has already been registered: %s"\
... |
def check(modname):
"""Check if required dependency is installed"""
for dependency in DEPENDENCIES:
if dependency.modname == modname:
return dependency.check()
else:
raise RuntimeError("Unkwown dependency %s" % modname) |
def status(deps=DEPENDENCIES, linesep=os.linesep):
"""Return a status of dependencies"""
maxwidth = 0
col1 = []
col2 = []
for dependency in deps:
title1 = dependency.modname
title1 += ' ' + dependency.required_version
col1.append(title1)
maxwidth = max([maxwi... |
def missing_dependencies():
"""Return the status of missing dependencies (if any)"""
missing_deps = []
for dependency in DEPENDENCIES:
if not dependency.check() and not dependency.optional:
missing_deps.append(dependency)
if missing_deps:
return status(deps=missing_dep... |
def check(self):
"""Check if dependency is installed"""
return programs.is_module_installed(self.modname,
self.required_version,
self.installed_version) |
def get_installed_version(self):
"""Return dependency status (string)"""
if self.check():
return '%s (%s)' % (self.installed_version, self.OK)
else:
return '%s (%s)' % (self.installed_version, self.NOK) |
def get_spyderplugins_mods(io=False):
"""Import modules from plugins package and return the list"""
# Create user directory
user_plugin_path = osp.join(get_conf_path(), USER_PLUGIN_DIR)
if not osp.isdir(user_plugin_path):
os.makedirs(user_plugin_path)
modlist, modnames = [], []
... |
def _get_spyderplugins(plugin_path, is_io, modnames, modlist):
"""Scan the directory `plugin_path` for plugin packages and loads them."""
if not osp.isdir(plugin_path):
return
for name in os.listdir(plugin_path):
# This is needed in order to register the spyder_io_hdf5 plugin.
... |
def _import_plugin(module_name, plugin_path, modnames, modlist):
"""Import the plugin `module_name` from `plugin_path`, add it to `modlist`
and adds its name to `modnames`.
"""
if module_name in modnames:
return
try:
# First add a mock module with the LOCALEPATH attribute so t... |
def _import_module_from_path(module_name, plugin_path):
"""Imports `module_name` from `plugin_path`.
Return None if no module is found.
"""
module = None
try:
if PY2:
info = imp.find_module(module_name, [plugin_path])
if info:
module = imp.l... |
def get_std_icon(name, size=None):
"""Get standard platform icon
Call 'show_std_icons()' for details"""
if not name.startswith('SP_'):
name = 'SP_' + name
icon = QWidget().style().standardIcon(getattr(QStyle, name))
if size is None:
return icon
else:
return QIcon(icon.pix... |
def get_icon(name, default=None, resample=False):
"""Return image inside a QIcon object.
default: default image name or icon
resample: if True, manually resample icon pixmaps for usual sizes
(16, 24, 32, 48, 96, 128, 256). This is recommended for QMainWindow icons
created from SVG images on non-Win... |
def get_icon_by_extension(fname, scale_factor):
"""Return the icon depending on the file extension"""
application_icons = {}
application_icons.update(BIN_FILES)
application_icons.update(DOCUMENT_FILES)
if osp.isdir(fname):
return icon('DirOpenIcon', scale_factor)
else:
basename =... |
def accept(self):
"""
Update `show_errors` and hide dialog box.
Overrides method of `QDialogBox`.
"""
AutosaveErrorDialog.show_errors = not self.dismiss_box.isChecked()
return QDialog.accept(self) |
def setup_common_actions(self):
"""Setup context menu common actions"""
self.collapse_all_action = create_action(self,
text=_('Collapse all'),
icon=ima.icon('collapse'),
triggered=self.col... |
def get_menu_actions(self):
"""Returns a list of menu actions"""
items = self.selectedItems()
actions = self.get_actions_from_items(items)
if actions:
actions.append(None)
actions += self.common_actions
return actions |
def item_selection_changed(self):
"""Item selection has changed"""
is_selection = len(self.selectedItems()) > 0
self.expand_selection_action.setEnabled(is_selection)
self.collapse_selection_action.setEnabled(is_selection) |
def get_items(self):
"""Return items (excluding top level items)"""
itemlist = []
def add_to_itemlist(item):
for index in range(item.childCount()):
citem = item.child(index)
itemlist.append(citem)
add_to_itemlist(citem)
... |
def save_expanded_state(self):
"""Save all items expanded state"""
self.__expanded_state = {}
def add_to_state(item):
user_text = get_item_user_text(item)
self.__expanded_state[hash(user_text)] = item.isExpanded()
def browse_children(item):
add_... |
def restore_expanded_state(self):
"""Restore all items expanded state"""
if self.__expanded_state is None:
return
for item in self.get_items()+self.get_top_level_items():
user_text = get_item_user_text(item)
is_expanded = self.__expanded_state.get(hash(u... |
def sort_top_level_items(self, key):
"""Sorting tree wrt top level items"""
self.save_expanded_state()
items = sorted([self.takeTopLevelItem(0)
for index in range(self.topLevelItemCount())], key=key)
for index, item in enumerate(items):
self.inse... |
def contextMenuEvent(self, event):
"""Override Qt method"""
self.update_menu()
self.menu.popup(event.globalPos()) |
def get_stdlib_modules():
"""
Returns a list containing the names of all the modules available in the
standard library.
Based on the function get_root_modules from the IPython project.
Present in IPython.core.completerlib in v0.13.1
Copyright (C) 2010-2011 The IPython Development Team.... |
def print_tree(editor, file=sys.stdout, print_blocks=False, return_list=False):
"""
Prints the editor fold tree to stdout, for debugging purpose.
:param editor: CodeEditor instance.
:param file: file handle where the tree will be printed. Default is stdout.
:param print_blocks: True to print all bl... |
def envdict2listdict(envdict):
"""Dict --> Dict of lists"""
sep = os.path.pathsep
for key in envdict:
if sep in envdict[key]:
envdict[key] = [path.strip() for path in envdict[key].split(sep)]
return envdict |
def listdict2envdict(listdict):
"""Dict of lists --> Dict"""
for key in listdict:
if isinstance(listdict[key], list):
listdict[key] = os.path.pathsep.join(listdict[key])
return listdict |
def main():
"""Run Windows environment variable editor"""
from spyder.utils.qthelpers import qapplication
app = qapplication()
if os.name == 'nt':
dialog = WinUserEnvDialog()
else:
dialog = EnvDialog()
dialog.show()
app.exec_() |
def keyPressEvent(self, event):
"""
Qt override.
"""
if event.key() in [Qt.Key_Enter, Qt.Key_Return]:
self._parent.process_text()
if self._parent.is_valid():
self._parent.keyPressEvent(event)
else:
QLineEdit.keyPressEve... |
def event(self, event):
"""
Qt override.
This is needed to be able to intercept the Tab key press event.
"""
if event.type() == QEvent.KeyPress:
if (event.key() == Qt.Key_Tab or event.key() == Qt.Key_Space):
text = self.text()
... |
def keyPressEvent(self, event):
"""
Qt override.
"""
if event.key() in [Qt.Key_Enter, Qt.Key_Return]:
QTableWidget.keyPressEvent(self, event)
# To avoid having to enter one final tab
self.setDisabled(True)
self.setDisabled(False)
... |
def reset_headers(self):
"""
Update the column and row numbering in the headers.
"""
rows = self.rowCount()
cols = self.columnCount()
for r in range(rows):
self.setVerticalHeaderItem(r, QTableWidgetItem(str(r)))
for c in range(cols):
... |
def text(self):
"""
Return the entered array in a parseable form.
"""
text = []
rows = self.rowCount()
cols = self.columnCount()
# handle empty table case
if rows == 2 and cols == 2:
item = self.item(0, 0)
if item is Non... |
def keyPressEvent(self, event):
"""
Qt override.
"""
QToolTip.hideText()
ctrl = event.modifiers() & Qt.ControlModifier
if event.key() in [Qt.Key_Enter, Qt.Key_Return]:
if ctrl:
self.process_text(array=False)
else:
... |
def event(self, event):
"""
Qt Override.
Usefull when in line edit mode.
"""
if event.type() == QEvent.KeyPress and event.key() == Qt.Key_Tab:
return False
return QWidget.event(self, event) |
def process_text(self, array=True):
"""
Construct the text based on the entered content in the widget.
"""
if array:
prefix = 'np.array([['
else:
prefix = 'np.matrix([['
suffix = ']])'
values = self._widget.text().strip()
... |
def update_warning(self):
"""
Updates the icon and tip based on the validity of the array content.
"""
widget = self._button_warning
if not self.is_valid():
tip = _('Array dimensions not valid')
widget.setIcon(ima.icon('MessageBoxWarning'))
... |
def _save_lang(self):
"""
Get selected language setting and save to language configuration file.
"""
for combobox, (option, _default) in list(self.comboboxes.items()):
if option == 'interface_language':
data = combobox.itemData(combobox.currentIndex())
... |
def is_writable(path):
"""Check if path has write access"""
try:
testfile = tempfile.TemporaryFile(dir=path)
testfile.close()
except OSError as e:
if e.errno == errno.EACCES: # 13
return False
return True |
def _get_project_types(self):
"""Get all available project types."""
project_types = get_available_project_types()
projects = []
for project in project_types:
projects.append(project.PROJECT_TYPE_NAME)
return projects |
def select_location(self):
"""Select directory."""
location = osp.normpath(getexistingdirectory(self,
_("Select directory"),
self.location))
if location:
if is_writable(l... |
def update_location(self, text=''):
"""Update text of location."""
self.text_project_name.setEnabled(self.radio_new_dir.isChecked())
name = self.text_project_name.text().strip()
if name and self.radio_new_dir.isChecked():
path = osp.join(self.location, name)
... |
def create_project(self):
"""Create project."""
packages = ['python={0}'.format(self.combo_python_version.currentText())]
self.sig_project_creation_requested.emit(
self.text_location.text(),
self.combo_project_type.currentText(),
packages)
self.... |
def set_font(self, font):
"""Set shell styles font"""
self.setFont(font)
self.set_pythonshell_font(font)
cursor = self.textCursor()
cursor.select(QTextCursor.Document)
charformat = QTextCharFormat()
charformat.setFontFamily(font.family())
charforma... |
def setup_context_menu(self):
"""Setup shell context menu"""
self.menu = QMenu(self)
self.cut_action = create_action(self, _("Cut"),
shortcut=keybinding('Cut'),
icon=ima.icon('editcut'),
... |
def contextMenuEvent(self, event):
"""Reimplement Qt method"""
state = self.has_selected_text()
self.copy_action.setEnabled(state)
self.cut_action.setEnabled(state)
self.delete_action.setEnabled(state)
self.menu.popup(event.globalPos())
event.accept() |
def _select_input(self):
"""Select current line (without selecting console prompt)"""
line, index = self.get_position('eof')
if self.current_prompt_pos is None:
pline, pindex = line, index
else:
pline, pindex = self.current_prompt_pos
self.setSelect... |
def _set_input_buffer(self, text):
"""Set input buffer"""
if self.current_prompt_pos is not None:
self.replace_text(self.current_prompt_pos, 'eol', text)
else:
self.insert(text)
self.set_cursor_position('eof') |
def _get_input_buffer(self):
"""Return input buffer"""
input_buffer = ''
if self.current_prompt_pos is not None:
input_buffer = self.get_text(self.current_prompt_pos, 'eol')
input_buffer = input_buffer.replace(os.linesep, '\n')
return input_buffer |
def new_prompt(self, prompt):
"""
Print a new prompt and save its (line, index) position
"""
if self.get_cursor_line_column()[1] != 0:
self.write('\n')
self.write(prompt, prompt=True)
# now we update our cursor giving end of prompt
self.current... |
def check_selection(self):
"""
Check if selected text is r/w,
otherwise remove read-only parts of selection
"""
if self.current_prompt_pos is None:
self.set_cursor_position('eof')
else:
self.truncate_selection(self.current_prompt_pos) |
def copy(self):
"""Copy text to clipboard... or keyboard interrupt"""
if self.has_selected_text():
ConsoleBaseWidget.copy(self)
elif not sys.platform == 'darwin':
self.interrupt() |
def save_historylog(self):
"""Save current history log (all text in console)"""
title = _("Save history log")
self.redirect_stdio.emit(False)
filename, _selfilter = getsavefilename(self, title,
self.historylog_filename, "%s (*.log)" % _("History logs"))
... |
def on_new_line(self):
"""On new input line"""
self.set_cursor_position('eof')
self.current_prompt_pos = self.get_position('cursor')
self.new_input_line = False |
def preprocess_keyevent(self, event):
"""Pre-process keypress event:
return True if event is accepted, false otherwise"""
# Copy must be done first to be able to copy read-only text parts
# (otherwise, right below, we would remove selection
# if not on current line)
... |
def postprocess_keyevent(self, event):
"""Post-process keypress event:
in InternalShell, this is method is called when shell is ready"""
event, text, key, ctrl, shift = restore_keyevent(event)
# Is cursor on the last line? and after prompt?
if len(text):
... |
def load_history(self):
"""Load history from a .py file in user home directory"""
if osp.isfile(self.history_filename):
rawhistory, _ = encoding.readlines(self.history_filename)
rawhistory = [line.replace('\n', '') for line in rawhistory]
if rawhistory[1] != self... |
def write_error(self, text):
"""Simulate stderr"""
self.flush()
self.write(text, flush=True, error=True)
if get_debug_level():
STDERR.write(text) |
def write(self, text, flush=False, error=False, prompt=False):
"""Simulate stdout and stderr"""
if prompt:
self.flush()
if not is_string(text):
# This test is useful to discriminate QStrings from decoded str
text = to_text_string(text)
self.__bu... |
def flush(self, error=False, prompt=False):
"""Flush buffer, write text to console"""
# Fix for Issue 2452
if PY3:
try:
text = "".join(self.__buffer)
except TypeError:
text = b"".join(self.__buffer)
try:
... |
def insert_text(self, text, at_end=False, error=False, prompt=False):
"""
Insert text at the current cursor position
or at the end of the command line
"""
if at_end:
# Insert text at the end of the command line
self.append_text_to_shell(text, error,... |
def dropEvent(self, event):
"""Drag and Drop - Drop event"""
if (event.mimeData().hasFormat("text/plain")):
text = to_text_string(event.mimeData().text())
if self.new_input_line:
self.on_new_line()
self.insert_text(text, at_end=True)
... |
def setup_context_menu(self):
"""Reimplements ShellBaseWidget method"""
ShellBaseWidget.setup_context_menu(self)
self.copy_without_prompts_action = create_action(self,
_("Copy without prompts"),
icon=ima.icon('copywop... |
def contextMenuEvent(self, event):
"""Reimplements ShellBaseWidget method"""
state = self.has_selected_text()
self.copy_without_prompts_action.setEnabled(state)
ShellBaseWidget.contextMenuEvent(self, event) |
def copy_without_prompts(self):
"""Copy text to clipboard without prompts"""
text = self.get_selected_text()
lines = text.split(os.linesep)
for index, line in enumerate(lines):
if line.startswith('>>> ') or line.startswith('... '):
lines[index] = line[4:... |
def postprocess_keyevent(self, event):
"""Process keypress event"""
ShellBaseWidget.postprocess_keyevent(self, event)
if QToolTip.isVisible():
_event, _text, key, _ctrl, _shift = restore_keyevent(event)
self.hide_tooltip_if_necessary(key) |
def _key_backspace(self, cursor_position):
"""Action for Backspace key"""
if self.has_selected_text():
self.check_selection()
self.remove_selected_text()
elif self.current_prompt_pos == cursor_position:
# Avoid deleting prompt
return
... |
def _key_tab(self):
"""Action for TAB key"""
if self.is_cursor_on_last_line():
empty_line = not self.get_current_line_to_cursor().strip()
if empty_line:
self.stdkey_tab()
else:
self.show_code_completion() |
def _key_question(self, text):
"""Action for '?'"""
if self.get_current_line_to_cursor():
last_obj = self.get_last_obj()
if last_obj and not last_obj.isdigit():
self.show_object_info(last_obj)
self.insert_text(text)
# In case calltip and com... |
def _key_parenleft(self, text):
"""Action for '('"""
self.hide_completion_widget()
if self.get_current_line_to_cursor():
last_obj = self.get_last_obj()
if last_obj and not last_obj.isdigit():
self.insert_text(text)
self.show_object_i... |
def _key_period(self, text):
"""Action for '.'"""
self.insert_text(text)
if self.codecompletion_auto:
# Enable auto-completion only if last token isn't a float
last_obj = self.get_last_obj()
if last_obj and not last_obj.isdigit():
self.s... |
def paste(self):
"""Reimplemented slot to handle multiline paste action"""
text = to_text_string(QApplication.clipboard().text())
if len(text.splitlines()) > 1:
# Multiline paste
if self.new_input_line:
self.on_new_line()
self.remove_sel... |
def show_completion_list(self, completions, completion_text=""):
"""Display the possible completions"""
if not completions:
return
if not isinstance(completions[0], tuple):
completions = [(c, '') for c in completions]
if len(completions) == 1 and completions... |
def show_code_completion(self):
"""Display a completion list based on the current line"""
# Note: unicode conversion is needed only for ExternalShellBase
text = to_text_string(self.get_current_line_to_cursor())
last_obj = self.get_last_obj()
if not text:
return
... |
def drop_pathlist(self, pathlist):
"""Drop path list"""
if pathlist:
files = ["r'%s'" % path for path in pathlist]
if len(files) == 1:
text = files[0]
else:
text = "[" + ", ".join(files) + "]"
if self.new_input_line:... |
def argv(self):
"""Command to start kernels"""
# Python interpreter used to start kernels
if CONF.get('main_interpreter', 'default'):
pyexec = get_python_executable()
else:
# Avoid IPython adding the virtualenv on which Spyder is running
# to the kerne... |
def env(self):
"""Env vars for kernels"""
# Add our PYTHONPATH to the kernel
pathlist = CONF.get('main', 'spyder_pythonpath', default=[])
default_interpreter = CONF.get('main_interpreter', 'default')
pypath = add_pathlist_to_PYTHONPATH([], pathlist, ipyconsole=True,
... |
def setup_common_actions(self):
"""Setup context menu common actions"""
actions = FilteredDirView.setup_common_actions(self)
# Toggle horizontal scrollbar
hscrollbar_action = create_action(self, _("Show horizontal scrollbar"),
toggled=self... |
def toggle_hscrollbar(self, checked):
"""Toggle horizontal scrollbar"""
self.parent_widget.sig_option_changed.emit('show_hscrollbar', checked)
self.show_hscrollbar = checked
self.header().setStretchLastSection(not checked)
self.header().setHorizontalScrollMode(QAbstractItemV... |
def dragMoveEvent(self, event):
"""Reimplement Qt method"""
index = self.indexAt(event.pos())
if index:
dst = self.get_filename(index)
if osp.isdir(dst):
event.acceptProposedAction()
else:
event.ignore()
else:
... |
def dropEvent(self, event):
"""Reimplement Qt method"""
event.ignore()
action = event.dropAction()
if action not in (Qt.MoveAction, Qt.CopyAction):
return
# QTreeView must not remove the source items even in MoveAction mode:
# event.setDropAction(Qt.C... |
def delete(self, fnames=None):
"""Delete files"""
if fnames is None:
fnames = self.get_selected_filenames()
multiple = len(fnames) > 1
yes_to_all = None
for fname in fnames:
if fname == self.proxymodel.path_list[0]:
self.sig_delete_... |
def set_project_dir(self, directory):
"""Set the project directory"""
if directory is not None:
self.treewidget.set_root_path(osp.dirname(directory))
self.treewidget.set_folder_names([osp.basename(directory)])
self.treewidget.setup_project_view()
try:
... |
def setup_project(self, directory):
"""Setup project"""
self.emptywidget.hide()
self.treewidget.show()
# Setup the directory shown by the tree
self.set_project_dir(directory) |
def start_interpreter(self, namespace):
"""Start Python interpreter"""
self.clear()
if self.interpreter is not None:
self.interpreter.closing()
self.interpreter = Interpreter(namespace, self.exitfunc,
SysOutput, WidgetPro... |
def exit_interpreter(self):
"""Exit interpreter"""
self.interpreter.exit_flag = True
if self.multithreaded:
self.interpreter.stdin_write.write(to_binary_string('\n'))
self.interpreter.restore_stds() |
def stdout_avail(self):
"""Data is available in stdout, let's empty the queue and write it!"""
data = self.interpreter.stdout_write.empty_queue()
if data:
self.write(data) |
def stderr_avail(self):
"""Data is available in stderr, let's empty the queue and write it!"""
data = self.interpreter.stderr_write.empty_queue()
if data:
self.write(data, error=True)
self.flush(error=True) |
def wait_input(self, prompt=''):
"""Wait for input (raw_input support)"""
self.new_prompt(prompt)
self.setFocus()
self.input_mode = True
self.input_loop = QEventLoop()
self.input_loop.exec_()
self.input_loop = None |
def end_input(self, cmd):
"""End of wait_input mode"""
self.input_mode = False
self.input_loop.exit()
self.interpreter.widget_proxy.end_input(cmd) |
def setup_context_menu(self):
"""Reimplement PythonShellWidget method"""
PythonShellWidget.setup_context_menu(self)
self.help_action = create_action(self, _("Help..."),
icon=ima.icon('DialogHelpButton'),
triggered=self.help)
sel... |
def help(self):
"""Help on Spyder console"""
QMessageBox.about(self, _("Help"),
"""<b>%s</b>
<p><i>%s</i><br> edit foobar.py
<p><i>%s</i><br> xedit foobar.py
<p><i>%s</i><br> run foobar... |
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