Coverage for qutebrowser/mainwindow/statusbar/command.py : 19%
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# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
# Copyright 2014-2018 Florian Bruhin (The Compiler) <mail@qutebrowser.org> # # This file is part of qutebrowser. # # qutebrowser is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # qutebrowser is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
"""The commandline part of the statusbar.
Attributes: _win_id: The window ID this widget is associated with.
Signals: got_cmd: Emitted when a command is triggered by the user. arg: The command string and also potentially the count. clear_completion_selection: Emitted before the completion widget is hidden. hide_completion: Emitted when the completion widget should be hidden. update_completion: Emitted when the completion should be shown/updated. show_cmd: Emitted when command input should be shown. hide_cmd: Emitted when command input can be hidden. """
misc.CommandLineEdit.__init__(self, parent=parent) misc.MinimalLineEditMixin.__init__(self) self._win_id = win_id if not private: command_history = objreg.get('command-history') self.history.history = command_history.data self.history.changed.connect(command_history.changed) self.setSizePolicy(QSizePolicy.MinimumExpanding, QSizePolicy.Ignored) self.cursorPositionChanged.connect(self.update_completion) self.textChanged.connect(self.update_completion) self.textChanged.connect(self.updateGeometry) self.textChanged.connect(self._incremental_search)
"""Get the currently entered command prefix.""" text = self.text() if not text: return '' elif text[0] in modeparsers.STARTCHARS: return text[0] else: return ''
"""Preset the statusbar to some text.
Args: text: The text to set as string. """ self.setText(text) log.modes.debug("Setting command text, focusing {!r}".format(self)) modeman.enter(self._win_id, usertypes.KeyMode.command, 'cmd focus') self.setFocus() self.show_cmd.emit()
scope='window', maxsplit=0) run_on_count=False): """Preset the statusbar to some text.
//
Wrapper for set_cmd_text to check the arguments and allow multiple strings which will get joined.
Args: text: The commandline to set. count: The count if given. space: If given, a space is added to the end. append: If given, the text is appended to the current text. run_on_count: If given with a count, the command is run with the given count rather than setting the command text. """ if space: text += ' ' if append: if not self.text(): raise cmdexc.CommandError("No current text!") text = self.text() + text
if not text or text[0] not in modeparsers.STARTCHARS: raise cmdexc.CommandError( "Invalid command text '{}'.".format(text)) if run_on_count and count is not None: self.got_cmd[str, int].emit(text, count) else: self.set_cmd_text(text)
modes=[usertypes.KeyMode.command], scope='window') def command_history_prev(self): """Go back in the commandline history.""" try: if not self.history.is_browsing(): item = self.history.start(self.text().strip()) else: item = self.history.previtem() except (cmdhistory.HistoryEmptyError, cmdhistory.HistoryEndReachedError): return if item: self.set_cmd_text(item)
modes=[usertypes.KeyMode.command], scope='window') def command_history_next(self): """Go forward in the commandline history.""" if not self.history.is_browsing(): return try: item = self.history.nextitem() except cmdhistory.HistoryEndReachedError: return if item: self.set_cmd_text(item)
modes=[usertypes.KeyMode.command], scope='window') """Execute the command currently in the commandline.
Args: rapid: Run the command without closing or clearing the command bar. """ prefixes = { ':': '', '/': 'search -- ', '?': 'search -r -- ', } text = self.text() self.history.append(text) if not rapid: modeman.leave(self._win_id, usertypes.KeyMode.command, 'cmd accept') self.got_cmd[str].emit(prefixes[text[0]] + text[1:])
"""Open an editor to modify the current command.
Args: run: Run the command if the editor exits successfully. """ ed = editor.ExternalEditor(parent=self)
def callback(text): """Set the commandline to the edited text.""" if not text or text[0] not in modeparsers.STARTCHARS: message.error('command must start with one of {}' .format(modeparsers.STARTCHARS)) return self.set_cmd_text(text) if run: self.command_accept()
ed.file_updated.connect(callback) ed.edit(self.text())
def on_mode_left(self, mode): """Clear up when command mode was left.
- Clear the statusbar text if it's explicitly unfocused. - Clear completion selection - Hide completion
Args: mode: The mode which was left. """ if mode == usertypes.KeyMode.command: self.setText('') self.history.stop() self.hide_cmd.emit() self.clear_completion_selection.emit() self.hide_completion.emit()
"""Extend setText to set prefix and make sure the prompt is ok.""" if not text: pass elif text[0] in modeparsers.STARTCHARS: super().set_prompt(text[0]) else: raise utils.Unreachable("setText got called with invalid text " "'{}'!".format(text)) super().setText(text)
"""Override keyPressEvent to ignore Return key presses.
If this widget is focused, we are in passthrough key mode, and Enter/Shift+Enter/etc. will cause QLineEdit to think it's finished without command_accept to be called. """ text = self.text() if text in modeparsers.STARTCHARS and e.key() == Qt.Key_Backspace: e.accept() modeman.leave(self._win_id, usertypes.KeyMode.command, 'prefix deleted') return if e.key() == Qt.Key_Return: e.ignore() return else: super().keyPressEvent(e)
"""Dynamically calculate the needed size.""" height = super().sizeHint().height() text = self.text() if not text: text = 'x' width = self.fontMetrics().width(text) return QSize(width, height)
def _incremental_search(self, text): if not config.val.search.incremental: return
search_prefixes = { '/': 'search -- ', '?': 'search -r -- ', }
if self.prefix() in ['/', '?']: self.got_cmd[str].emit(search_prefixes[text[0]] + text[1:]) |