class HistoryLog(SpyderPluginWidget):
"""
History log widget
"""
CONF_SECTION = 'historylog'
CONFIGWIDGET_CLASS = HistoryConfigPage
focus_changed = Signal()
def __init__(self, parent):
self.tabwidget = None
self.menu_actions = None
self.dockviewer = None
self.wrap_action = None
self.editors = []
self.filenames = []
if PYQT5:
SpyderPluginWidget.__init__(self, parent, main=parent)
else:
SpyderPluginWidget.__init__(self, parent)
# Initialize plugin
self.initialize_plugin()
layout = QVBoxLayout()
self.tabwidget = Tabs(self, self.menu_actions)
self.tabwidget.currentChanged.connect(self.refresh_plugin)
self.tabwidget.move_data.connect(self.move_tab)
if sys.platform == 'darwin':
tab_container = QWidget()
tab_container.setObjectName('tab-container')
tab_layout = QHBoxLayout(tab_container)
tab_layout.setContentsMargins(0, 0, 0, 0)
tab_layout.addWidget(self.tabwidget)
layout.addWidget(tab_container)
else:
layout.addWidget(self.tabwidget)
# Menu as corner widget
options_button = create_toolbutton(self,
text=_('Options'),
icon=ima.icon('tooloptions'))
options_button.setPopupMode(QToolButton.InstantPopup)
menu = QMenu(self)
add_actions(menu, self.menu_actions)
options_button.setMenu(menu)
self.tabwidget.setCornerWidget(options_button)
# Find/replace widget
self.find_widget = FindReplace(self)
self.find_widget.hide()
self.register_widget_shortcuts(self.find_widget)
layout.addWidget(self.find_widget)
self.setLayout(layout)
#------ SpyderPluginWidget API ---------------------------------------------
def get_plugin_title(self):
"""Return widget title"""
return _('History log')
def get_plugin_icon(self):
"""Return widget icon"""
return ima.icon('history')
def get_focus_widget(self):
"""
Return the widget to give focus to when
this plugin's dockwidget is raised on top-level
"""
return self.tabwidget.currentWidget()
def closing_plugin(self, cancelable=False):
"""Perform actions before parent main window is closed"""
return True
def refresh_plugin(self):
"""Refresh tabwidget"""
if self.tabwidget.count():
editor = self.tabwidget.currentWidget()
else:
editor = None
self.find_widget.set_editor(editor)
def get_plugin_actions(self):
"""Return a list of actions related to plugin"""
history_action = create_action(self,
_("History..."),
None,
ima.icon('history'),
_("Set history maximum entries"),
triggered=self.change_history_depth)
self.wrap_action = create_action(self,
_("Wrap lines"),
toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked(self.get_option('wrap'))
self.menu_actions = [history_action, self.wrap_action]
return self.menu_actions
def on_first_registration(self):
"""Action to be performed on first plugin registration"""
self.main.tabify_plugins(self.main.ipyconsole, self)
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.focus_changed.connect(self.main.plugin_focus_changed)
self.main.add_dockwidget(self)
# self.main.console.set_historylog(self)
self.main.console.shell.refresh.connect(self.refresh_plugin)
def update_font(self):
"""Update font from Preferences"""
color_scheme = self.get_color_scheme()
font = self.get_plugin_font()
for editor in self.editors:
editor.set_font(font, color_scheme)
def apply_plugin_settings(self, options):
"""Apply configuration file's plugin settings"""
color_scheme_n = 'color_scheme_name'
color_scheme_o = self.get_color_scheme()
font_n = 'plugin_font'
font_o = self.get_plugin_font()
wrap_n = 'wrap'
wrap_o = self.get_option(wrap_n)
self.wrap_action.setChecked(wrap_o)
for editor in self.editors:
if font_n in options:
scs = color_scheme_o if color_scheme_n in options else None
editor.set_font(font_o, scs)
elif color_scheme_n in options:
editor.set_color_scheme(color_scheme_o)
if wrap_n in options:
editor.toggle_wrap_mode(wrap_o)
#------ Private API --------------------------------------------------------
def move_tab(self, index_from, index_to):
"""
Move tab (tabs themselves have already been moved by the tabwidget)
"""
filename = self.filenames.pop(index_from)
editor = self.editors.pop(index_from)
self.filenames.insert(index_to, filename)
self.editors.insert(index_to, editor)
#------ Public API ---------------------------------------------------------
def add_history(self, filename):
"""
Add new history tab
Slot for add_history signal emitted by shell instance
"""
filename = encoding.to_unicode_from_fs(filename)
if filename in self.filenames:
return
editor = codeeditor.CodeEditor(self)
if osp.splitext(filename)[1] == '.py':
language = 'py'
else:
language = 'bat'
editor.setup_editor(linenumbers=False,
language=language,
scrollflagarea=False)
editor.focus_changed.connect(lambda: self.focus_changed.emit())
editor.setReadOnly(True)
color_scheme = self.get_color_scheme()
editor.set_font(self.get_plugin_font(), color_scheme)
editor.toggle_wrap_mode(self.get_option('wrap'))
text, _ = encoding.read(filename)
editor.set_text(text)
editor.set_cursor_position('eof')
self.editors.append(editor)
self.filenames.append(filename)
index = self.tabwidget.addTab(editor, osp.basename(filename))
self.find_widget.set_editor(editor)
self.tabwidget.setTabToolTip(index, filename)
self.tabwidget.setCurrentIndex(index)
def append_to_history(self, filename, command):
"""
Append an entry to history filename
Slot for append_to_history signal emitted by shell instance
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), 'utf-8')
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if self.get_option('go_to_eof'):
self.editors[index].set_cursor_position('eof')
self.tabwidget.setCurrentIndex(index)
@Slot()
def change_history_depth(self):
"Change history max entries" ""
depth, valid = QInputDialog.getInt(self, _('History'),
_('Maximum entries'),
self.get_option('max_entries'), 10,
10000)
if valid:
self.set_option('max_entries', depth)
@Slot(bool)
def toggle_wrap_mode(self, checked):
"""Toggle wrap mode"""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_wrap_mode(checked)
self.set_option('wrap', checked)
class HistoryLog(SpyderPluginWidget):
"""
History log widget
"""
CONF_SECTION = "historylog"
CONFIGWIDGET_CLASS = HistoryConfigPage
focus_changed = Signal()
def __init__(self, parent):
self.tabwidget = None
self.menu_actions = None
self.dockviewer = None
self.wrap_action = None
self.editors = []
self.filenames = []
if PYQT5:
SpyderPluginWidget.__init__(self, parent, main=parent)
else:
SpyderPluginWidget.__init__(self, parent)
# Initialize plugin
self.initialize_plugin()
layout = QVBoxLayout()
self.tabwidget = Tabs(self, self.menu_actions)
self.tabwidget.currentChanged.connect(self.refresh_plugin)
self.tabwidget.move_data.connect(self.move_tab)
if sys.platform == "darwin":
tab_container = QWidget()
tab_container.setObjectName("tab-container")
tab_layout = QHBoxLayout(tab_container)
tab_layout.setContentsMargins(0, 0, 0, 0)
tab_layout.addWidget(self.tabwidget)
layout.addWidget(tab_container)
else:
layout.addWidget(self.tabwidget)
# Menu as corner widget
options_button = create_toolbutton(self, text=_("Options"), icon=ima.icon("tooloptions"))
options_button.setPopupMode(QToolButton.InstantPopup)
menu = QMenu(self)
add_actions(menu, self.menu_actions)
options_button.setMenu(menu)
self.tabwidget.setCornerWidget(options_button)
# Find/replace widget
self.find_widget = FindReplace(self)
self.find_widget.hide()
self.register_widget_shortcuts(self.find_widget)
layout.addWidget(self.find_widget)
self.setLayout(layout)
# ------ SpyderPluginWidget API ---------------------------------------------
def get_plugin_title(self):
"""Return widget title"""
return _("History log")
def get_plugin_icon(self):
"""Return widget icon"""
return ima.icon("history")
def get_focus_widget(self):
"""
Return the widget to give focus to when
this plugin's dockwidget is raised on top-level
"""
return self.tabwidget.currentWidget()
def closing_plugin(self, cancelable=False):
"""Perform actions before parent main window is closed"""
return True
def refresh_plugin(self):
"""Refresh tabwidget"""
if self.tabwidget.count():
editor = self.tabwidget.currentWidget()
else:
editor = None
self.find_widget.set_editor(editor)
def get_plugin_actions(self):
"""Return a list of actions related to plugin"""
history_action = create_action(
self,
_("History..."),
None,
ima.icon("history"),
_("Set history maximum entries"),
triggered=self.change_history_depth,
)
self.wrap_action = create_action(self, _("Wrap lines"), toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked(self.get_option("wrap"))
self.menu_actions = [history_action, self.wrap_action]
return self.menu_actions
def on_first_registration(self):
"""Action to be performed on first plugin registration"""
self.main.tabify_plugins(self.main.extconsole, self)
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.focus_changed.connect(self.main.plugin_focus_changed)
self.main.add_dockwidget(self)
# self.main.console.set_historylog(self)
self.main.console.shell.refresh.connect(self.refresh_plugin)
def update_font(self):
"""Update font from Preferences"""
color_scheme = self.get_color_scheme()
font = self.get_plugin_font()
for editor in self.editors:
editor.set_font(font, color_scheme)
def apply_plugin_settings(self, options):
"""Apply configuration file's plugin settings"""
color_scheme_n = "color_scheme_name"
color_scheme_o = self.get_color_scheme()
font_n = "plugin_font"
font_o = self.get_plugin_font()
wrap_n = "wrap"
wrap_o = self.get_option(wrap_n)
self.wrap_action.setChecked(wrap_o)
for editor in self.editors:
if font_n in options:
scs = color_scheme_o if color_scheme_n in options else None
editor.set_font(font_o, scs)
elif color_scheme_n in options:
editor.set_color_scheme(color_scheme_o)
if wrap_n in options:
editor.toggle_wrap_mode(wrap_o)
# ------ Private API --------------------------------------------------------
def move_tab(self, index_from, index_to):
"""
Move tab (tabs themselves have already been moved by the tabwidget)
"""
filename = self.filenames.pop(index_from)
editor = self.editors.pop(index_from)
self.filenames.insert(index_to, filename)
self.editors.insert(index_to, editor)
# ------ Public API ---------------------------------------------------------
def add_history(self, filename):
"""
Add new history tab
Slot for add_history signal emitted by shell instance
"""
filename = encoding.to_unicode_from_fs(filename)
if filename in self.filenames:
return
editor = codeeditor.CodeEditor(self)
if osp.splitext(filename)[1] == ".py":
language = "py"
else:
language = "bat"
editor.setup_editor(linenumbers=False, language=language, scrollflagarea=False)
editor.focus_changed.connect(lambda: self.focus_changed.emit())
editor.setReadOnly(True)
color_scheme = self.get_color_scheme()
editor.set_font(self.get_plugin_font(), color_scheme)
editor.toggle_wrap_mode(self.get_option("wrap"))
text, _ = encoding.read(filename)
editor.set_text(text)
editor.set_cursor_position("eof")
self.editors.append(editor)
self.filenames.append(filename)
index = self.tabwidget.addTab(editor, osp.basename(filename))
self.find_widget.set_editor(editor)
self.tabwidget.setTabToolTip(index, filename)
self.tabwidget.setCurrentIndex(index)
def append_to_history(self, filename, command):
"""
Append an entry to history filename
Slot for append_to_history signal emitted by shell instance
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), "utf-8")
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if self.get_option("go_to_eof"):
self.editors[index].set_cursor_position("eof")
self.tabwidget.setCurrentIndex(index)
@Slot()
def change_history_depth(self):
"Change history max entries" ""
depth, valid = QInputDialog.getInt(
self, _("History"), _("Maximum entries"), self.get_option("max_entries"), 10, 10000
)
if valid:
self.set_option("max_entries", depth)
@Slot(bool)
def toggle_wrap_mode(self, checked):
"""Toggle wrap mode"""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_wrap_mode(checked)
self.set_option("wrap", checked)
class HistoryLog(SpyderPluginWidget):
"""History log plugin."""
CONF_SECTION = 'historylog'
CONFIGWIDGET_CLASS = HistoryConfigPage
focus_changed = Signal()
def __init__(self, parent):
"""Initialize plugin and create History main widget."""
SpyderPluginWidget.__init__(self, parent)
self.tabwidget = None
self.dockviewer = None
self.wrap_action = None
self.linenumbers_action = None
self.editors = []
self.filenames = []
# Initialize plugin actions, toolbutton and general signals
self.initialize_plugin()
layout = QVBoxLayout()
self.tabwidget = Tabs(self, self.plugin_actions)
self.tabwidget.currentChanged.connect(self.refresh_plugin)
self.tabwidget.move_data.connect(self.move_tab)
if sys.platform == 'darwin':
tab_container = QWidget()
tab_container.setObjectName('tab-container')
tab_layout = QHBoxLayout(tab_container)
tab_layout.setContentsMargins(0, 0, 0, 0)
tab_layout.addWidget(self.tabwidget)
layout.addWidget(tab_container)
else:
layout.addWidget(self.tabwidget)
# Menu as corner widget
self.tabwidget.setCornerWidget(self.options_button)
# Find/replace widget
self.find_widget = FindReplace(self)
self.find_widget.hide()
self.register_widget_shortcuts(self.find_widget)
layout.addWidget(self.find_widget)
self.setLayout(layout)
#------ SpyderPluginWidget API ---------------------------------------------
def get_plugin_title(self):
"""Return widget title."""
return _('History log')
def get_plugin_icon(self):
"""Return widget icon."""
return ima.icon('history')
def get_focus_widget(self):
"""
Return the widget to give focus to when
this plugin's dockwidget is raised on top-level
"""
return self.tabwidget.currentWidget()
def closing_plugin(self, cancelable=False):
"""Perform actions before parent main window is closed"""
return True
def refresh_plugin(self):
"""Refresh tabwidget"""
if self.tabwidget.count():
editor = self.tabwidget.currentWidget()
else:
editor = None
self.find_widget.set_editor(editor)
def get_plugin_actions(self):
"""Return a list of actions related to plugin"""
self.history_action = create_action(self, _("History..."),
None, ima.icon('history'),
_("Set history maximum entries"),
triggered=self.change_history_depth)
self.wrap_action = create_action(self, _("Wrap lines"),
toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked( self.get_option('wrap') )
self.linenumbers_action = create_action(
self, _("Show line numbers"), toggled=self.toggle_line_numbers)
self.linenumbers_action.setChecked(self.get_option('line_numbers'))
menu_actions = [self.history_action, self.wrap_action,
self.linenumbers_action]
return menu_actions
def on_first_registration(self):
"""Action to be performed on first plugin registration"""
self.main.tabify_plugins(self.main.ipyconsole, self)
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.focus_changed.connect(self.main.plugin_focus_changed)
self.main.add_dockwidget(self)
# self.main.console.set_historylog(self)
self.main.console.shell.refresh.connect(self.refresh_plugin)
def update_font(self):
"""Update font from Preferences"""
color_scheme = self.get_color_scheme()
font = self.get_plugin_font()
for editor in self.editors:
editor.set_font(font, color_scheme)
def apply_plugin_settings(self, options):
"""Apply configuration file's plugin settings"""
color_scheme_n = 'color_scheme_name'
color_scheme_o = self.get_color_scheme()
font_n = 'plugin_font'
font_o = self.get_plugin_font()
wrap_n = 'wrap'
wrap_o = self.get_option(wrap_n)
self.wrap_action.setChecked(wrap_o)
linenb_n = 'line_numbers'
linenb_o = self.get_option(linenb_n)
for editor in self.editors:
if font_n in options:
scs = color_scheme_o if color_scheme_n in options else None
editor.set_font(font_o, scs)
elif color_scheme_n in options:
editor.set_color_scheme(color_scheme_o)
if wrap_n in options:
editor.toggle_wrap_mode(wrap_o)
if linenb_n in options:
editor.toggle_line_numbers(linenumbers=linenb_o, markers=False)
#------ Private API --------------------------------------------------------
def move_tab(self, index_from, index_to):
"""
Move tab (tabs themselves have already been moved by the tabwidget)
"""
filename = self.filenames.pop(index_from)
editor = self.editors.pop(index_from)
self.filenames.insert(index_to, filename)
self.editors.insert(index_to, editor)
#------ Public API ---------------------------------------------------------
def add_history(self, filename):
"""
Add new history tab
Slot for add_history signal emitted by shell instance
"""
filename = encoding.to_unicode_from_fs(filename)
if filename in self.filenames:
return
editor = codeeditor.CodeEditor(self)
if osp.splitext(filename)[1] == '.py':
language = 'py'
else:
language = 'bat'
editor.setup_editor(linenumbers=self.get_option('line_numbers'),
language=language,
scrollflagarea=False)
editor.focus_changed.connect(lambda: self.focus_changed.emit())
editor.setReadOnly(True)
color_scheme = self.get_color_scheme()
editor.set_font( self.get_plugin_font(), color_scheme )
editor.toggle_wrap_mode( self.get_option('wrap') )
text, _ = encoding.read(filename)
text = normalize_eols(text)
linebreaks = [m.start() for m in re.finditer('\n', text)]
maxNline = self.get_option('max_entries')
if len(linebreaks) > maxNline:
text = text[linebreaks[-maxNline - 1] + 1:]
encoding.write(text, filename)
editor.set_text(text)
editor.set_cursor_position('eof')
self.editors.append(editor)
self.filenames.append(filename)
index = self.tabwidget.addTab(editor, osp.basename(filename))
self.find_widget.set_editor(editor)
self.tabwidget.setTabToolTip(index, filename)
self.tabwidget.setCurrentIndex(index)
@Slot(str, str)
def append_to_history(self, filename, command):
"""
Append an entry to history filename
Slot for append_to_history signal emitted by shell instance
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), 'utf-8')
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if self.get_option('go_to_eof'):
self.editors[index].set_cursor_position('eof')
self.tabwidget.setCurrentIndex(index)
@Slot()
def change_history_depth(self):
"Change history max entries"""
depth, valid = QInputDialog.getInt(self, _('History'),
_('Maximum entries'),
self.get_option('max_entries'),
10, 10000)
if valid:
self.set_option('max_entries', depth)
@Slot(bool)
def toggle_wrap_mode(self, checked):
"""Toggle wrap mode"""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_wrap_mode(checked)
self.set_option('wrap', checked)
@Slot(bool)
def toggle_line_numbers(self, checked):
"""Toggle line numbers."""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_line_numbers(linenumbers=checked, markers=False)
self.set_option('line_numbers', checked)
class HistoryLog(SpyderPluginWidget):
"""History log plugin."""
CONF_SECTION = 'historylog'
CONFIGWIDGET_CLASS = HistoryConfigPage
focus_changed = Signal()
def __init__(self, parent):
"""Initialize plugin and create History main widget."""
SpyderPluginWidget.__init__(self, parent)
self.tabwidget = None
self.dockviewer = None
self.wrap_action = None
self.linenumbers_action = None
self.editors = []
self.filenames = []
layout = QVBoxLayout()
self.tabwidget = Tabs(self, self._plugin_actions)
self.tabwidget.currentChanged.connect(self.refresh_plugin)
self.tabwidget.move_data.connect(self.move_tab)
if sys.platform == 'darwin':
tab_container = QWidget()
tab_container.setObjectName('tab-container')
tab_layout = QHBoxLayout(tab_container)
tab_layout.setContentsMargins(0, 0, 0, 0)
tab_layout.addWidget(self.tabwidget)
layout.addWidget(tab_container)
else:
layout.addWidget(self.tabwidget)
# Menu as corner widget
self.tabwidget.setCornerWidget(self.options_button)
# Find/replace widget
self.find_widget = FindReplace(self)
self.find_widget.hide()
self.register_widget_shortcuts(self.find_widget)
layout.addWidget(self.find_widget)
self.setLayout(layout)
#------ SpyderPluginWidget API ---------------------------------------------
def get_plugin_title(self):
"""Return widget title."""
return _('History')
def get_plugin_icon(self):
"""Return widget icon."""
return ima.icon('history')
def get_focus_widget(self):
"""
Return the widget to give focus to when
this plugin's dockwidget is raised on top-level
"""
return self.tabwidget.currentWidget()
def refresh_plugin(self):
"""Refresh tabwidget"""
if self.tabwidget.count():
editor = self.tabwidget.currentWidget()
else:
editor = None
self.find_widget.set_editor(editor)
def get_plugin_actions(self):
"""Return a list of actions related to plugin"""
self.history_action = create_action(self, _("History..."),
None, ima.icon('history'),
_("Set history maximum entries"),
triggered=self.change_history_depth)
self.wrap_action = create_action(self, _("Wrap lines"),
toggled=self.toggle_wrap_mode)
self.wrap_action.setChecked( self.get_option('wrap') )
self.linenumbers_action = create_action(
self, _("Show line numbers"), toggled=self.toggle_line_numbers)
self.linenumbers_action.setChecked(self.get_option('line_numbers'))
menu_actions = [self.history_action, self.wrap_action,
self.linenumbers_action]
return menu_actions
def on_first_registration(self):
"""Action to be performed on first plugin registration"""
self.tabify(self.main.ipyconsole)
def register_plugin(self):
"""Register plugin in Spyder's main window"""
self.focus_changed.connect(self.main.plugin_focus_changed)
self.add_dockwidget()
# self.main.console.set_historylog(self)
self.main.console.shell.refresh.connect(self.refresh_plugin)
def update_font(self):
"""Update font from Preferences"""
color_scheme = self.get_color_scheme()
font = self.get_font()
for editor in self.editors:
editor.set_font(font, color_scheme)
def apply_plugin_settings(self, options):
"""Apply configuration file's plugin settings"""
color_scheme_n = 'color_scheme_name'
color_scheme_o = self.get_color_scheme()
font_n = 'plugin_font'
font_o = self.get_font()
wrap_n = 'wrap'
wrap_o = self.get_option(wrap_n)
self.wrap_action.setChecked(wrap_o)
linenb_n = 'line_numbers'
linenb_o = self.get_option(linenb_n)
for editor in self.editors:
if font_n in options:
scs = color_scheme_o if color_scheme_n in options else None
editor.set_font(font_o, scs)
elif color_scheme_n in options:
editor.set_color_scheme(color_scheme_o)
if wrap_n in options:
editor.toggle_wrap_mode(wrap_o)
if linenb_n in options:
editor.toggle_line_numbers(linenumbers=linenb_o, markers=False)
#------ Private API --------------------------------------------------------
def move_tab(self, index_from, index_to):
"""
Move tab (tabs themselves have already been moved by the tabwidget)
"""
filename = self.filenames.pop(index_from)
editor = self.editors.pop(index_from)
self.filenames.insert(index_to, filename)
self.editors.insert(index_to, editor)
#------ Public API ---------------------------------------------------------
def add_history(self, filename):
"""
Add new history tab
Slot for add_history signal emitted by shell instance
"""
filename = encoding.to_unicode_from_fs(filename)
if filename in self.filenames:
return
editor = codeeditor.CodeEditor(self)
if osp.splitext(filename)[1] == '.py':
language = 'py'
else:
language = 'bat'
editor.setup_editor(linenumbers=self.get_option('line_numbers'),
language=language,
scrollflagarea=False)
editor.focus_changed.connect(lambda: self.focus_changed.emit())
editor.setReadOnly(True)
color_scheme = self.get_color_scheme()
editor.set_font(self.get_font(), color_scheme)
editor.toggle_wrap_mode(self.get_option('wrap'))
# Avoid a possible error when reading the history file
try:
text, _ = encoding.read(filename)
except (IOError, OSError):
text = "# Previous history could not be read from disk, sorry\n\n"
text = normalize_eols(text)
linebreaks = [m.start() for m in re.finditer('\n', text)]
maxNline = self.get_option('max_entries')
if len(linebreaks) > maxNline:
text = text[linebreaks[-maxNline - 1] + 1:]
# Avoid an error when trying to write the trimmed text to
# disk.
# See issue 9093
try:
encoding.write(text, filename)
except (IOError, OSError):
pass
editor.set_text(text)
editor.set_cursor_position('eof')
self.editors.append(editor)
self.filenames.append(filename)
index = self.tabwidget.addTab(editor, osp.basename(filename))
self.find_widget.set_editor(editor)
self.tabwidget.setTabToolTip(index, filename)
self.tabwidget.setCurrentIndex(index)
@Slot(str, str)
def append_to_history(self, filename, command):
"""
Append an entry to history filename
Slot for append_to_history signal emitted by shell instance
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), 'utf-8')
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if self.get_option('go_to_eof'):
self.editors[index].set_cursor_position('eof')
self.tabwidget.setCurrentIndex(index)
@Slot()
def change_history_depth(self):
"Change history max entries"""
depth, valid = QInputDialog.getInt(self, _('History'),
_('Maximum entries'),
self.get_option('max_entries'),
10, 10000)
if valid:
self.set_option('max_entries', depth)
@Slot(bool)
def toggle_wrap_mode(self, checked):
"""Toggle wrap mode"""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_wrap_mode(checked)
self.set_option('wrap', checked)
@Slot(bool)
def toggle_line_numbers(self, checked):
"""Toggle line numbers."""
if self.tabwidget is None:
return
for editor in self.editors:
editor.toggle_line_numbers(linenumbers=checked, markers=False)
self.set_option('line_numbers', checked)
class History(QWidget):
"""History plugin main widget."""
focus_changed = Signal()
def __init__(self, parent):
"""Initialize widget and create layout."""
QWidget.__init__(self, parent)
self.editors = []
self.filenames = []
self.tabwidget = None
self.menu_actions = None
layout = QVBoxLayout()
self.tabwidget = Tabs(self, self.menu_actions)
self.tabwidget.currentChanged.connect(self.refresh)
self.tabwidget.move_data.connect(self.move_tab)
if sys.platform == 'darwin':
tab_container = QWidget()
tab_container.setObjectName('tab-container')
tab_layout = QHBoxLayout(tab_container)
tab_layout.setContentsMargins(0, 0, 0, 0)
tab_layout.addWidget(self.tabwidget)
layout.addWidget(tab_container)
else:
layout.addWidget(self.tabwidget)
# Menu as corner widget
options_button = create_toolbutton(self, text=_('Options'),
icon=ima.icon('tooloptions'))
options_button.setPopupMode(QToolButton.InstantPopup)
self.menu = QMenu(self)
options_button.setMenu(self.menu)
self.tabwidget.setCornerWidget(options_button)
# Find/replace widget
self.find_widget = FindReplace(self)
self.find_widget.hide()
layout.addWidget(self.find_widget)
self.setLayout(layout)
def set_menu_actions(self, menu_actions):
"""Add options to corner menu."""
if self.menu_actions is not None:
add_actions(self.menu, self.menu_actions)
def refresh(self):
"""Refresh tabwidget."""
if self.tabwidget.count():
editor = self.tabwidget.currentWidget()
else:
editor = None
self.find_widget.set_editor(editor)
def move_tab(self, index_from, index_to):
"""
Move tab.
(tabs themselves have already been moved by the history.tabwidget)
"""
filename = self.filenames.pop(index_from)
editor = self.editors.pop(index_from)
self.filenames.insert(index_to, filename)
self.editors.insert(index_to, editor)
def add_history(self, filename, color_scheme, font, wrap):
"""
Add new history tab.
Args:
filename (str): file to be loaded in a new tab.
"""
filename = encoding.to_unicode_from_fs(filename)
if filename in self.filenames:
return
editor = codeeditor.CodeEditor(self)
if osp.splitext(filename)[1] == '.py':
language = 'py'
else:
language = 'bat'
editor.setup_editor(linenumbers=False,
language=language,
scrollflagarea=False,
show_class_func_dropdown=False)
editor.focus_changed.connect(lambda: self.focus_changed.emit())
editor.setReadOnly(True)
editor.set_font(font, color_scheme)
editor.toggle_wrap_mode(wrap)
text, _ = encoding.read(filename)
editor.set_text(text)
editor.set_cursor_position('eof')
self.editors.append(editor)
self.filenames.append(filename)
index = self.tabwidget.addTab(editor, osp.basename(filename))
self.find_widget.set_editor(editor)
self.tabwidget.setTabToolTip(index, filename)
self.tabwidget.setCurrentIndex(index)
def append_to_history(self, filename, command, go_to_eof):
"""
Append an entry to history filename.
Args:
filename (str): file to be updated in a new tab.
command (str): line to be added.
go_to_eof (bool): scroll to the end of file.
"""
if not is_text_string(filename): # filename is a QString
filename = to_text_string(filename.toUtf8(), 'utf-8')
command = to_text_string(command)
index = self.filenames.index(filename)
self.editors[index].append(command)
if go_to_eof:
self.editors[index].set_cursor_position('eof')
self.tabwidget.setCurrentIndex(index)