def setupEditActions(self):
tb = QToolBar(self)
tb.setWindowTitle("Edit Actions")
self.addToolBar(tb)
menu = QMenu("&Edit", self)
self.menuBar().addMenu(menu)
self.actionUndo = QAction("&Undo", self, shortcut=QKeySequence.Undo)
tb.addAction(self.actionUndo)
menu.addAction(self.actionUndo)
self.actionRedo = QAction("&Redo", self, priority=QAction.LowPriority, shortcut=QKeySequence.Redo)
tb.addAction(self.actionRedo)
menu.addAction(self.actionRedo)
menu.addSeparator()
self.actionCut = QAction("Cu&t", self, priority=QAction.LowPriority, shortcut=QKeySequence.Cut)
tb.addAction(self.actionCut)
menu.addAction(self.actionCut)
self.actionCopy = QAction("&Copy", self, priority=QAction.LowPriority, shortcut=QKeySequence.Copy)
tb.addAction(self.actionCopy)
menu.addAction(self.actionCopy)
self.actionPaste = QAction("&Paste", self, priority=QAction.LowPriority,
shortcut=QKeySequence.Paste, enabled=(len(QApplication.clipboard().text()) != 0))
tb.addAction(self.actionPaste)
menu.addAction(self.actionPaste)
def setupFileActions(self):
tb = QToolBar(self)
tb.setWindowTitle("File Actions")
self.addToolBar(tb)
menu = QMenu("&File", self)
self.menuBar().addMenu(menu)
self.actionNew = QAction("&New", self, priority=QAction.LowPriority,
shortcut=QKeySequence.New, triggered=self.fileNew)
tb.addAction(self.actionNew)
menu.addAction(self.actionNew)
self.actionOpen = QAction("&Open...", self, shortcut=QKeySequence.Open,
triggered=self.fileOpen)
tb.addAction(self.actionOpen)
menu.addAction(self.actionOpen)
menu.addSeparator()
self.actionSave = QAction("&Save", self, shortcut=QKeySequence.Save,
triggered=self.fileSave, enabled=False)
tb.addAction(self.actionSave)
menu.addAction(self.actionSave)
self.actionSaveAs = QAction("Save &As...", self, priority=QAction.LowPriority,
shortcut=Qt.CTRL + Qt.SHIFT + Qt.Key_S, triggered=self.fileSaveAs)
menu.addAction(self.actionSaveAs)
menu.addSeparator()
self.actionQuit = QAction("&Quit", self, shortcut=QKeySequence.Quit, triggered=self.close)
menu.addAction(self.actionQuit)
def setupRunActions(self):
tb = QToolBar(self)
tb.setWindowTitle("Run Actions")
self.addToolBar(tb)
menu = QMenu("Run", self)
self.menuBar().addMenu(menu)
self.actionRun = QAction(
"&Run", self, shortcut=Qt.CTRL + Qt.Key_R)
tb.addAction(self.actionRun)
menu.addAction(self.actionRun)
self.comboScannoFile = QComboBox(tb)
self.comboScannoFile.setObjectName("comboScannoFile")
tb.addWidget(self.comboScannoFile)
self.comboScannoFile.setEditable(True)
self.comboLogFile= QComboBox(tb)
self.comboLogFile.setObjectName("comboLogFile")
self.comboLogFile.setEditable(True)
tb.addWidget(self.comboLogFile)
class Category(QWidget): # {{{
plugin_activated = pyqtSignal(object)
def __init__(self, name, plugins, gui_name, parent=None):
QWidget.__init__(self, parent)
self._layout = QVBoxLayout()
self.setLayout(self._layout)
self.label = QLabel(gui_name)
self.sep = QFrame(self)
self.bf = QFont()
self.bf.setBold(True)
self.label.setFont(self.bf)
self.sep.setFrameShape(QFrame.HLine)
self._layout.addWidget(self.label)
self._layout.addWidget(self.sep)
self.plugins = plugins
self.bar = QToolBar(self)
self.bar.setStyleSheet(
'QToolBar { border: none; background: none }')
lh = QApplication.instance().line_height
self.bar.setIconSize(QSize(2*lh, 2*lh))
self.bar.setMovable(False)
self.bar.setFloatable(False)
self.bar.setToolButtonStyle(Qt.ToolButtonTextUnderIcon)
self._layout.addWidget(self.bar)
self.actions = []
for p in plugins:
target = partial(self.triggered, p)
ac = self.bar.addAction(QIcon(p.icon), p.gui_name.replace('&', '&&'), target)
ac.setToolTip(textwrap.fill(p.description))
ac.setWhatsThis(textwrap.fill(p.description))
ac.setStatusTip(p.description)
self.actions.append(ac)
w = self.bar.widgetForAction(ac)
w.setCursor(Qt.PointingHandCursor)
if hasattr(w, 'setAutoRaise'):
w.setAutoRaise(True)
w.setMinimumWidth(100)
def triggered(self, plugin, *args):
self.plugin_activated.emit(plugin)
class Editor(QWidget): # {{{
def __init__(self, parent=None, one_line_toolbar=False):
QWidget.__init__(self, parent)
self.toolbar1 = QToolBar(self)
self.toolbar2 = QToolBar(self)
self.toolbar3 = QToolBar(self)
for i in range(1, 4):
t = getattr(self, 'toolbar%d'%i)
t.setIconSize(QSize(18, 18))
self.editor = EditorWidget(self)
self.set_html = self.editor.set_html
self.tabs = QTabWidget(self)
self.tabs.setTabPosition(self.tabs.South)
self.wyswyg = QWidget(self.tabs)
self.code_edit = QPlainTextEdit(self.tabs)
self.source_dirty = False
self.wyswyg_dirty = True
self._layout = QVBoxLayout(self)
self.wyswyg.layout = l = QVBoxLayout(self.wyswyg)
self.setLayout(self._layout)
l.setContentsMargins(0, 0, 0, 0)
if one_line_toolbar:
tb = QHBoxLayout()
l.addLayout(tb)
else:
tb = l
tb.addWidget(self.toolbar1)
tb.addWidget(self.toolbar2)
tb.addWidget(self.toolbar3)
l.addWidget(self.editor)
self._layout.addWidget(self.tabs)
self.tabs.addTab(self.wyswyg, _('N&ormal view'))
self.tabs.addTab(self.code_edit, _('&HTML Source'))
self.tabs.currentChanged[int].connect(self.change_tab)
self.highlighter = Highlighter(self.code_edit.document())
self.layout().setContentsMargins(0, 0, 0, 0)
# toolbar1 {{{
self.toolbar1.addAction(self.editor.action_undo)
self.toolbar1.addAction(self.editor.action_redo)
self.toolbar1.addAction(self.editor.action_select_all)
self.toolbar1.addAction(self.editor.action_remove_format)
self.toolbar1.addAction(self.editor.action_clear)
self.toolbar1.addSeparator()
for x in ('copy', 'cut', 'paste'):
ac = getattr(self.editor, 'action_'+x)
self.toolbar1.addAction(ac)
self.toolbar1.addSeparator()
self.toolbar1.addAction(self.editor.action_background)
# }}}
# toolbar2 {{{
for x in ('', 'un'):
ac = getattr(self.editor, 'action_%sordered_list'%x)
self.toolbar2.addAction(ac)
self.toolbar2.addSeparator()
for x in ('superscript', 'subscript', 'indent', 'outdent'):
self.toolbar2.addAction(getattr(self.editor, 'action_' + x))
if x in ('subscript', 'outdent'):
self.toolbar2.addSeparator()
self.toolbar2.addAction(self.editor.action_block_style)
w = self.toolbar2.widgetForAction(self.editor.action_block_style)
w.setPopupMode(w.InstantPopup)
self.toolbar2.addAction(self.editor.action_insert_link)
# }}}
# toolbar3 {{{
for x in ('bold', 'italic', 'underline', 'strikethrough'):
ac = getattr(self.editor, 'action_'+x)
self.toolbar3.addAction(ac)
self.toolbar3.addSeparator()
for x in ('left', 'center', 'right', 'justified'):
ac = getattr(self.editor, 'action_align_'+x)
self.toolbar3.addAction(ac)
self.toolbar3.addSeparator()
self.toolbar3.addAction(self.editor.action_color)
# }}}
self.code_edit.textChanged.connect(self.code_dirtied)
self.editor.page().contentsChanged.connect(self.wyswyg_dirtied)
def set_minimum_height_for_editor(self, val):
self.editor.setMinimumHeight(val)
@dynamic_property
def html(self):
def fset(self, v):
self.editor.html = v
def fget(self):
self.tabs.setCurrentIndex(0)
return self.editor.html
return property(fget=fget, fset=fset)
def change_tab(self, index):
# print 'reloading:', (index and self.wyswyg_dirty) or (not index and
# self.source_dirty)
if index == 1: # changing to code view
if self.wyswyg_dirty:
self.code_edit.setPlainText(self.editor.html)
self.wyswyg_dirty = False
elif index == 0: # changing to wyswyg
if self.source_dirty:
self.editor.html = unicode(self.code_edit.toPlainText())
self.source_dirty = False
@dynamic_property
def tab(self):
def fget(self):
return 'code' if self.tabs.currentWidget() is self.code_edit else 'wyswyg'
def fset(self, val):
self.tabs.setCurrentWidget(self.code_edit if val == 'code' else self.wyswyg)
return property(fget=fget, fset=fset)
def wyswyg_dirtied(self, *args):
self.wyswyg_dirty = True
def code_dirtied(self, *args):
self.source_dirty = True
def hide_toolbars(self):
self.toolbar1.setVisible(False)
self.toolbar2.setVisible(False)
self.toolbar3.setVisible(False)
def show_toolbars(self):
self.toolbar1.setVisible(True)
self.toolbar2.setVisible(True)
self.toolbar3.setVisible(True)
@dynamic_property
def toolbars_visible(self):
def fget(self):
return self.toolbar1.isVisible() or self.toolbar2.isVisible() or self.toolbar3.isVisible()
def fset(self, val):
getattr(self, ('show' if val else 'hide') + '_toolbars')()
return property(fget=fget, fset=fset)
def set_readonly(self, what):
self.editor.set_readonly(what)
def hide_tabs(self):
self.tabs.tabBar().setVisible(False)
class Preview(QWidget):
sync_requested = pyqtSignal(object, object)
split_requested = pyqtSignal(object, object, object)
split_start_requested = pyqtSignal()
link_clicked = pyqtSignal(object, object)
refresh_starting = pyqtSignal()
refreshed = pyqtSignal()
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.l = l = QVBoxLayout()
self.setLayout(l)
l.setContentsMargins(0, 0, 0, 0)
self.view = WebView(self)
self.view.page().sync_requested.connect(self.request_sync)
self.view.page().split_requested.connect(self.request_split)
self.view.page().loadFinished.connect(self.load_finished)
self.inspector = self.view.inspector
self.inspector.setPage(self.view.page())
l.addWidget(self.view)
self.bar = QToolBar(self)
l.addWidget(self.bar)
ac = actions['auto-reload-preview']
ac.setCheckable(True)
ac.setChecked(True)
ac.toggled.connect(self.auto_reload_toggled)
self.auto_reload_toggled(ac.isChecked())
self.bar.addAction(ac)
ac = actions['sync-preview-to-editor']
ac.setCheckable(True)
ac.setChecked(True)
ac.toggled.connect(self.sync_toggled)
self.sync_toggled(ac.isChecked())
self.bar.addAction(ac)
self.bar.addSeparator()
ac = actions['split-in-preview']
ac.setCheckable(True)
ac.setChecked(False)
ac.toggled.connect(self.split_toggled)
self.split_toggled(ac.isChecked())
self.bar.addAction(ac)
ac = actions['reload-preview']
ac.triggered.connect(self.refresh)
self.bar.addAction(ac)
actions['preview-dock'].toggled.connect(self.visibility_changed)
self.current_name = None
self.last_sync_request = None
self.refresh_timer = QTimer(self)
self.refresh_timer.timeout.connect(self.refresh)
parse_worker.start()
self.current_sync_request = None
self.search = HistoryLineEdit2(self)
self.search.initialize('tweak_book_preview_search')
self.search.setPlaceholderText(_('Search in preview'))
self.search.returnPressed.connect(partial(self.find, 'next'))
self.bar.addSeparator()
self.bar.addWidget(self.search)
for d in ('next', 'prev'):
ac = actions['find-%s-preview' % d]
ac.triggered.connect(partial(self.find, d))
self.bar.addAction(ac)
def find(self, direction):
text = unicode(self.search.text())
self.view.findText(text, QWebPage.FindWrapsAroundDocument | (
QWebPage.FindBackward if direction == 'prev' else QWebPage.FindFlags(0)))
def request_sync(self, tagname, href, lnum):
if self.current_name:
c = current_container()
if tagname == 'a' and href:
if href and href.startswith('#'):
name = self.current_name
else:
name = c.href_to_name(href, self.current_name) if href else None
if name == self.current_name:
return self.view.page().go_to_anchor(urlparse(href).fragment, lnum)
if name and c.exists(name) and c.mime_map[name] in OEB_DOCS:
return self.link_clicked.emit(name, urlparse(href).fragment or TOP)
self.sync_requested.emit(self.current_name, lnum)
def request_split(self, loc, totals):
if self.current_name:
self.split_requested.emit(self.current_name, loc, totals)
def sync_to_editor(self, name, sourceline_address):
self.current_sync_request = (name, sourceline_address)
QTimer.singleShot(100, self._sync_to_editor)
def _sync_to_editor(self):
if not actions['sync-preview-to-editor'].isChecked():
return
try:
if self.refresh_timer.isActive() or self.current_sync_request[0] != self.current_name:
return QTimer.singleShot(100, self._sync_to_editor)
except TypeError:
return # Happens if current_sync_request is None
sourceline_address = self.current_sync_request[1]
self.current_sync_request = None
self.view.page().go_to_sourceline_address(sourceline_address)
def report_worker_launch_error(self):
if parse_worker.launch_error is not None:
tb, parse_worker.launch_error = parse_worker.launch_error, None
error_dialog(self, _('Failed to launch worker'), _(
'Failed to launch the worker process used for rendering the preview'), det_msg=tb, show=True)
def show(self, name):
if name != self.current_name:
self.refresh_timer.stop()
self.current_name = name
self.report_worker_launch_error()
parse_worker.add_request(name)
self.view.setUrl(QUrl.fromLocalFile(current_container().name_to_abspath(name)))
return True
def refresh(self):
if self.current_name:
self.refresh_timer.stop()
# This will check if the current html has changed in its editor,
# and re-parse it if so
self.report_worker_launch_error()
parse_worker.add_request(self.current_name)
# Tell webkit to reload all html and associated resources
current_url = QUrl.fromLocalFile(current_container().name_to_abspath(self.current_name))
self.refresh_starting.emit()
if current_url != self.view.url():
# The container was changed
self.view.setUrl(current_url)
else:
self.view.refresh()
self.refreshed.emit()
def clear(self):
self.view.clear()
self.current_name = None
@property
def current_root(self):
return self.view.page().current_root
@property
def is_visible(self):
return actions['preview-dock'].isChecked()
@property
def live_css_is_visible(self):
try:
return actions['live-css-dock'].isChecked()
except KeyError:
return False
def start_refresh_timer(self):
if self.live_css_is_visible or (self.is_visible and actions['auto-reload-preview'].isChecked()):
self.refresh_timer.start(tprefs['preview_refresh_time'] * 1000)
def stop_refresh_timer(self):
self.refresh_timer.stop()
def auto_reload_toggled(self, checked):
if self.live_css_is_visible and not actions['auto-reload-preview'].isChecked():
actions['auto-reload-preview'].setChecked(True)
error_dialog(self, _('Cannot disable'), _(
'Auto reloading of the preview panel cannot be disabled while the'
' Live CSS panel is open.'), show=True)
actions['auto-reload-preview'].setToolTip(_(
'Auto reload preview when text changes in editor') if not checked else _(
'Disable auto reload of preview'))
def sync_toggled(self, checked):
actions['sync-preview-to-editor'].setToolTip(_(
'Disable syncing of preview position to editor position') if checked else _(
'Enable syncing of preview position to editor position'))
def visibility_changed(self, is_visible):
if is_visible:
self.refresh()
def split_toggled(self, checked):
actions['split-in-preview'].setToolTip(textwrap.fill(_(
'Abort file split') if checked else _(
'Split this file at a specified location.\n\nAfter clicking this button, click'
' inside the preview panel above at the location you want the file to be split.')))
if checked:
self.split_start_requested.emit()
else:
self.view.page().split_mode(False)
def do_start_split(self):
self.view.page().split_mode(True)
def stop_split(self):
actions['split-in-preview'].setChecked(False)
def load_finished(self, ok):
if actions['split-in-preview'].isChecked():
if ok:
self.do_start_split()
else:
self.stop_split()
def apply_settings(self):
s = self.view.page().settings()
s.setFontSize(s.DefaultFontSize, tprefs['preview_base_font_size'])
s.setFontSize(s.DefaultFixedFontSize, tprefs['preview_mono_font_size'])
s.setFontSize(s.MinimumLogicalFontSize, tprefs['preview_minimum_font_size'])
s.setFontSize(s.MinimumFontSize, tprefs['preview_minimum_font_size'])
sf, ssf, mf = tprefs['preview_serif_family'], tprefs['preview_sans_family'], tprefs['preview_mono_family']
s.setFontFamily(s.StandardFont, {'serif':sf, 'sans':ssf, 'mono':mf, None:sf}[tprefs['preview_standard_font_family']])
s.setFontFamily(s.SerifFont, sf)
s.setFontFamily(s.SansSerifFont, ssf)
s.setFontFamily(s.FixedFont, mf)
class Preferences(QMainWindow):
run_wizard_requested = pyqtSignal()
def __init__(self, gui, initial_plugin=None, close_after_initial=False):
QMainWindow.__init__(self, gui)
self.gui = gui
self.must_restart = False
self.committed = False
self.close_after_initial = close_after_initial
self.resize(930, 720)
nh, nw = min_available_height()-25, available_width()-10
if nh < 0:
nh = 800
if nw < 0:
nw = 600
nh = min(self.height(), nh)
nw = min(self.width(), nw)
self.resize(nw, nh)
self.esc_action = QAction(self)
self.addAction(self.esc_action)
self.esc_action.setShortcut(QKeySequence(Qt.Key_Escape))
self.esc_action.triggered.connect(self.esc)
geom = gprefs.get('preferences_window_geometry', None)
if geom is not None:
self.restoreGeometry(geom)
# Center
if islinux:
self.move(gui.rect().center() - self.rect().center())
self.setWindowModality(Qt.WindowModal)
self.setWindowTitle(__appname__ + ' - ' + _('Preferences'))
self.setWindowIcon(QIcon(I('config.png')))
self.status_bar = StatusBar(self)
self.setStatusBar(self.status_bar)
self.stack = QStackedWidget(self)
self.cw = QWidget(self)
self.cw.setLayout(QVBoxLayout())
self.cw.layout().addWidget(self.stack)
self.bb = QDialogButtonBox(QDialogButtonBox.Close)
self.wizard_button = self.bb.addButton(_('Run welcome wizard'),
self.bb.ActionRole)
self.wizard_button.setIcon(QIcon(I('wizard.png')))
self.wizard_button.clicked.connect(self.run_wizard,
type=Qt.QueuedConnection)
self.cw.layout().addWidget(self.bb)
self.bb.button(self.bb.Close).setDefault(True)
self.bb.rejected.connect(self.close, type=Qt.QueuedConnection)
self.setCentralWidget(self.cw)
self.browser = Browser(self)
self.browser.show_plugin.connect(self.show_plugin)
self.stack.addWidget(self.browser)
self.scroll_area = QScrollArea(self)
self.stack.addWidget(self.scroll_area)
self.scroll_area.setWidgetResizable(True)
self.setContextMenuPolicy(Qt.NoContextMenu)
self.bar = QToolBar(self)
self.addToolBar(self.bar)
self.bar.setVisible(False)
self.bar.setIconSize(QSize(ICON_SIZE, ICON_SIZE))
self.bar.setMovable(False)
self.bar.setFloatable(False)
self.bar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.apply_action = self.bar.addAction(QIcon(I('ok.png')), _('&Apply'),
self.commit)
self.cancel_action = self.bar.addAction(QIcon(I('window-close.png')),
_('&Cancel'), self.cancel)
self.bar_title = BarTitle(self.bar)
self.bar.addWidget(self.bar_title)
self.restore_action = self.bar.addAction(QIcon(I('clear_left.png')),
_('Restore &defaults'), self.restore_defaults)
for ac, tt in [('apply', _('Save changes')),
('cancel', _('Cancel and return to overview'))]:
ac = getattr(self, ac+'_action')
ac.setToolTip(tt)
ac.setWhatsThis(tt)
ac.setStatusTip(tt)
for ch in self.bar.children():
if isinstance(ch, QToolButton):
ch.setCursor(Qt.PointingHandCursor)
ch.setAutoRaise(True)
self.stack.setCurrentIndex(0)
if initial_plugin is not None:
category, name = initial_plugin
plugin = get_plugin(category, name)
if plugin is not None:
self.show_plugin(plugin)
def run_wizard(self):
self.close()
self.run_wizard_requested.emit()
def set_tooltips_for_labels(self):
def process_child(child):
for g in child.children():
if isinstance(g, QLabel):
buddy = g.buddy()
if buddy is not None and hasattr(buddy, 'toolTip'):
htext = unicode(buddy.toolTip()).strip()
etext = unicode(g.toolTip()).strip()
if htext and not etext:
g.setToolTip(htext)
g.setWhatsThis(htext)
else:
process_child(g)
process_child(self.showing_widget)
def show_plugin(self, plugin):
self.showing_widget = plugin.create_widget(self.scroll_area)
self.showing_widget.genesis(self.gui)
self.showing_widget.initialize()
self.set_tooltips_for_labels()
self.scroll_area.setWidget(self.showing_widget)
self.stack.setCurrentIndex(1)
self.showing_widget.show()
self.setWindowTitle(__appname__ + ' - ' + _('Preferences') + ' - ' +
plugin.gui_name)
self.apply_action.setEnabled(False)
self.showing_widget.changed_signal.connect(lambda :
self.apply_action.setEnabled(True))
self.showing_widget.restart_now.connect(self.restart_now)
self.restore_action.setEnabled(self.showing_widget.supports_restoring_to_defaults)
tt = self.showing_widget.restore_defaults_desc
if not self.restore_action.isEnabled():
tt = _('Restoring to defaults not supported for') + ' ' + \
plugin.gui_name
self.restore_action.setToolTip(textwrap.fill(tt))
self.restore_action.setWhatsThis(textwrap.fill(tt))
self.restore_action.setStatusTip(tt)
self.bar_title.show_plugin(plugin)
self.setWindowIcon(QIcon(plugin.icon))
self.bar.setVisible(True)
self.bb.setVisible(False)
def hide_plugin(self):
self.showing_widget = QWidget(self.scroll_area)
self.scroll_area.setWidget(self.showing_widget)
self.setWindowTitle(__appname__ + ' - ' + _('Preferences'))
self.bar.setVisible(False)
self.stack.setCurrentIndex(0)
self.setWindowIcon(QIcon(I('config.png')))
self.bb.setVisible(True)
def esc(self, *args):
if self.stack.currentIndex() == 1:
self.cancel()
elif self.stack.currentIndex() == 0:
self.close()
def restart_now(self):
try:
self.showing_widget.commit()
except AbortCommit:
return
self.hide_plugin()
self.close()
self.gui.quit(restart=True)
def commit(self, *args):
try:
must_restart = self.showing_widget.commit()
except AbortCommit:
return
rc = self.showing_widget.restart_critical
self.committed = True
do_restart = False
if must_restart:
self.must_restart = True
msg = _('Some of the changes you made require a restart.'
' Please restart calibre as soon as possible.')
if rc:
msg = _('The changes you have made require calibre be '
'restarted immediately. You will not be allowed to '
'set any more preferences, until you restart.')
do_restart = show_restart_warning(msg, parent=self)
self.showing_widget.refresh_gui(self.gui)
self.hide_plugin()
if self.close_after_initial or (must_restart and rc) or do_restart:
self.close()
if do_restart:
self.gui.quit(restart=True)
def cancel(self, *args):
if self.close_after_initial:
self.close()
else:
self.hide_plugin()
def restore_defaults(self, *args):
self.showing_widget.restore_defaults()
def closeEvent(self, *args):
gprefs.set('preferences_window_geometry',
bytearray(self.saveGeometry()))
if self.committed:
self.gui.must_restart_before_config = self.must_restart
self.gui.tags_view.recount()
self.gui.create_device_menu()
self.gui.set_device_menu_items_state(bool(self.gui.device_connected))
self.gui.bars_manager.apply_settings()
self.gui.bars_manager.update_bars()
self.gui.build_context_menus()
return QMainWindow.closeEvent(self, *args)
class Editor(QWidget): # {{{
toolbar_prefs_name = None
data_changed = pyqtSignal()
def __init__(self,
parent=None,
one_line_toolbar=False,
toolbar_prefs_name=None):
QWidget.__init__(self, parent)
self.toolbar_prefs_name = toolbar_prefs_name or self.toolbar_prefs_name
self.toolbar1 = QToolBar(self)
self.toolbar2 = QToolBar(self)
self.toolbar3 = QToolBar(self)
for i in range(1, 4):
t = getattr(self, 'toolbar%d' % i)
t.setIconSize(QSize(18, 18))
self.editor = EditorWidget(self)
self.editor.data_changed.connect(self.data_changed)
self.set_base_url = self.editor.set_base_url
self.set_html = self.editor.set_html
self.tabs = QTabWidget(self)
self.tabs.setTabPosition(self.tabs.South)
self.wyswyg = QWidget(self.tabs)
self.code_edit = QPlainTextEdit(self.tabs)
self.source_dirty = False
self.wyswyg_dirty = True
self._layout = QVBoxLayout(self)
self.wyswyg.layout = l = QVBoxLayout(self.wyswyg)
self.setLayout(self._layout)
l.setContentsMargins(0, 0, 0, 0)
if one_line_toolbar:
tb = QHBoxLayout()
l.addLayout(tb)
else:
tb = l
tb.addWidget(self.toolbar1)
tb.addWidget(self.toolbar2)
tb.addWidget(self.toolbar3)
l.addWidget(self.editor)
self._layout.addWidget(self.tabs)
self.tabs.addTab(self.wyswyg, _('N&ormal view'))
self.tabs.addTab(self.code_edit, _('&HTML source'))
self.tabs.currentChanged[int].connect(self.change_tab)
self.highlighter = Highlighter(self.code_edit.document())
self.layout().setContentsMargins(0, 0, 0, 0)
if self.toolbar_prefs_name is not None:
hidden = gprefs.get(self.toolbar_prefs_name)
if hidden:
self.hide_toolbars()
# toolbar1 {{{
self.toolbar1.addAction(self.editor.action_undo)
self.toolbar1.addAction(self.editor.action_redo)
self.toolbar1.addAction(self.editor.action_select_all)
self.toolbar1.addAction(self.editor.action_remove_format)
self.toolbar1.addAction(self.editor.action_clear)
self.toolbar1.addSeparator()
for x in ('copy', 'cut', 'paste'):
ac = getattr(self.editor, 'action_' + x)
self.toolbar1.addAction(ac)
self.toolbar1.addSeparator()
self.toolbar1.addAction(self.editor.action_background)
# }}}
# toolbar2 {{{
for x in ('', 'un'):
ac = getattr(self.editor, 'action_%sordered_list' % x)
self.toolbar2.addAction(ac)
self.toolbar2.addSeparator()
for x in ('superscript', 'subscript', 'indent', 'outdent'):
self.toolbar2.addAction(getattr(self.editor, 'action_' + x))
if x in ('subscript', 'outdent'):
self.toolbar2.addSeparator()
self.toolbar2.addAction(self.editor.action_block_style)
w = self.toolbar2.widgetForAction(self.editor.action_block_style)
if hasattr(w, 'setPopupMode'):
w.setPopupMode(w.InstantPopup)
self.toolbar2.addAction(self.editor.action_insert_link)
self.toolbar2.addAction(self.editor.action_insert_hr)
# }}}
# toolbar3 {{{
for x in ('bold', 'italic', 'underline', 'strikethrough'):
ac = getattr(self.editor, 'action_' + x)
self.toolbar3.addAction(ac)
self.toolbar3.addSeparator()
for x in ('left', 'center', 'right', 'justified'):
ac = getattr(self.editor, 'action_align_' + x)
self.toolbar3.addAction(ac)
self.toolbar3.addSeparator()
self.toolbar3.addAction(self.editor.action_color)
# }}}
self.code_edit.textChanged.connect(self.code_dirtied)
self.editor.data_changed.connect(self.wyswyg_dirtied)
def set_minimum_height_for_editor(self, val):
self.editor.setMinimumHeight(val)
@property
def html(self):
self.tabs.setCurrentIndex(0)
return self.editor.html
@html.setter
def html(self, v):
self.editor.html = v
def change_tab(self, index):
# print 'reloading:', (index and self.wyswyg_dirty) or (not index and
# self.source_dirty)
if index == 1: # changing to code view
if self.wyswyg_dirty:
self.code_edit.setPlainText(self.editor.html)
self.wyswyg_dirty = False
elif index == 0: # changing to wyswyg
if self.source_dirty:
self.editor.html = to_plain_text(self.code_edit)
self.source_dirty = False
@property
def tab(self):
return 'code' if self.tabs.currentWidget(
) is self.code_edit else 'wyswyg'
@tab.setter
def tab(self, val):
self.tabs.setCurrentWidget(self.code_edit if val ==
'code' else self.wyswyg)
def wyswyg_dirtied(self, *args):
self.wyswyg_dirty = True
def code_dirtied(self, *args):
self.source_dirty = True
def hide_toolbars(self):
self.toolbar1.setVisible(False)
self.toolbar2.setVisible(False)
self.toolbar3.setVisible(False)
def show_toolbars(self):
self.toolbar1.setVisible(True)
self.toolbar2.setVisible(True)
self.toolbar3.setVisible(True)
def toggle_toolbars(self):
visible = self.toolbars_visible
getattr(self, ('hide' if visible else 'show') + '_toolbars')()
if self.toolbar_prefs_name is not None:
gprefs.set(self.toolbar_prefs_name, visible)
@property
def toolbars_visible(self):
return self.toolbar1.isVisible() or self.toolbar2.isVisible(
) or self.toolbar3.isVisible()
@toolbars_visible.setter
def toolbars_visible(self, val):
getattr(self, ('show' if val else 'hide') + '_toolbars')()
def set_readonly(self, what):
self.editor.set_readonly(what)
def hide_tabs(self):
self.tabs.tabBar().setVisible(False)
class Preview(QWidget):
sync_requested = pyqtSignal(object, object)
split_requested = pyqtSignal(object, object, object)
split_start_requested = pyqtSignal()
link_clicked = pyqtSignal(object, object)
refresh_starting = pyqtSignal()
refreshed = pyqtSignal()
def __init__(self, parent=None):
QWidget.__init__(self, parent)
self.l = l = QVBoxLayout()
self.setLayout(l)
l.setContentsMargins(0, 0, 0, 0)
self.view = WebView(self)
self.view.page().sync_requested.connect(self.request_sync)
self.view.page().split_requested.connect(self.request_split)
self.view.page().loadFinished.connect(self.load_finished)
self.inspector = self.view.inspector
self.inspector.setPage(self.view.page())
l.addWidget(self.view)
self.bar = QToolBar(self)
l.addWidget(self.bar)
ac = actions['auto-reload-preview']
ac.setCheckable(True)
ac.setChecked(True)
ac.toggled.connect(self.auto_reload_toggled)
self.auto_reload_toggled(ac.isChecked())
self.bar.addAction(ac)
ac = actions['sync-preview-to-editor']
ac.setCheckable(True)
ac.setChecked(True)
ac.toggled.connect(self.sync_toggled)
self.sync_toggled(ac.isChecked())
self.bar.addAction(ac)
self.bar.addSeparator()
ac = actions['split-in-preview']
ac.setCheckable(True)
ac.setChecked(False)
ac.toggled.connect(self.split_toggled)
self.split_toggled(ac.isChecked())
self.bar.addAction(ac)
ac = actions['reload-preview']
ac.triggered.connect(self.refresh)
self.bar.addAction(ac)
actions['preview-dock'].toggled.connect(self.visibility_changed)
self.current_name = None
self.last_sync_request = None
self.refresh_timer = QTimer(self)
self.refresh_timer.timeout.connect(self.refresh)
parse_worker.start()
self.current_sync_request = None
self.search = HistoryLineEdit2(self)
self.search.initialize('tweak_book_preview_search')
self.search.setPlaceholderText(_('Search in preview'))
connect_lambda(self.search.returnPressed, self, lambda self: self.find('next'))
self.bar.addSeparator()
self.bar.addWidget(self.search)
for d in ('next', 'prev'):
ac = actions['find-%s-preview' % d]
ac.triggered.connect(getattr(self, 'find_' + d))
self.bar.addAction(ac)
def find(self, direction):
text = unicode(self.search.text())
self.view.findText(text, QWebPage.FindWrapsAroundDocument | (
QWebPage.FindBackward if direction == 'prev' else QWebPage.FindFlags(0)))
def find_next(self):
self.find('next')
def find_prev(self):
self.find('prev')
def request_sync(self, tagname, href, lnum):
if self.current_name:
c = current_container()
if tagname == 'a' and href:
if href and href.startswith('#'):
name = self.current_name
else:
name = c.href_to_name(href, self.current_name) if href else None
if name == self.current_name:
return self.view.page().go_to_anchor(urlparse(href).fragment, lnum)
if name and c.exists(name) and c.mime_map[name] in OEB_DOCS:
return self.link_clicked.emit(name, urlparse(href).fragment or TOP)
self.sync_requested.emit(self.current_name, lnum)
def request_split(self, loc, totals):
if self.current_name:
self.split_requested.emit(self.current_name, loc, totals)
def sync_to_editor(self, name, sourceline_address):
self.current_sync_request = (name, sourceline_address)
QTimer.singleShot(100, self._sync_to_editor)
def _sync_to_editor(self):
if not actions['sync-preview-to-editor'].isChecked():
return
try:
if self.refresh_timer.isActive() or self.current_sync_request[0] != self.current_name:
return QTimer.singleShot(100, self._sync_to_editor)
except TypeError:
return # Happens if current_sync_request is None
sourceline_address = self.current_sync_request[1]
self.current_sync_request = None
self.view.page().go_to_sourceline_address(sourceline_address)
def report_worker_launch_error(self):
if parse_worker.launch_error is not None:
tb, parse_worker.launch_error = parse_worker.launch_error, None
error_dialog(self, _('Failed to launch worker'), _(
'Failed to launch the worker process used for rendering the preview'), det_msg=tb, show=True)
def name_to_qurl(self, name=None):
name = name or self.current_name
qurl = QUrl()
qurl.setScheme(FAKE_PROTOCOL), qurl.setAuthority(FAKE_HOST), qurl.setPath('/' + name)
return qurl
def show(self, name):
if name != self.current_name:
self.refresh_timer.stop()
self.current_name = name
self.report_worker_launch_error()
parse_worker.add_request(name)
self.view.setUrl(self.name_to_qurl())
return True
def refresh(self):
if self.current_name:
self.refresh_timer.stop()
# This will check if the current html has changed in its editor,
# and re-parse it if so
self.report_worker_launch_error()
parse_worker.add_request(self.current_name)
# Tell webkit to reload all html and associated resources
current_url = self.name_to_qurl()
self.refresh_starting.emit()
if current_url != self.view.url():
# The container was changed
self.view.setUrl(current_url)
else:
self.view.refresh()
self.refreshed.emit()
def clear(self):
self.view.clear()
self.current_name = None
@property
def is_visible(self):
return actions['preview-dock'].isChecked()
@property
def live_css_is_visible(self):
try:
return actions['live-css-dock'].isChecked()
except KeyError:
return False
def start_refresh_timer(self):
if self.live_css_is_visible or (self.is_visible and actions['auto-reload-preview'].isChecked()):
self.refresh_timer.start(tprefs['preview_refresh_time'] * 1000)
def stop_refresh_timer(self):
self.refresh_timer.stop()
def auto_reload_toggled(self, checked):
if self.live_css_is_visible and not actions['auto-reload-preview'].isChecked():
actions['auto-reload-preview'].setChecked(True)
error_dialog(self, _('Cannot disable'), _(
'Auto reloading of the preview panel cannot be disabled while the'
' Live CSS panel is open.'), show=True)
actions['auto-reload-preview'].setToolTip(_(
'Auto reload preview when text changes in editor') if not checked else _(
'Disable auto reload of preview'))
def sync_toggled(self, checked):
actions['sync-preview-to-editor'].setToolTip(_(
'Disable syncing of preview position to editor position') if checked else _(
'Enable syncing of preview position to editor position'))
def visibility_changed(self, is_visible):
if is_visible:
self.refresh()
def split_toggled(self, checked):
actions['split-in-preview'].setToolTip(textwrap.fill(_(
'Abort file split') if checked else _(
'Split this file at a specified location.\n\nAfter clicking this button, click'
' inside the preview panel above at the location you want the file to be split.')))
if checked:
self.split_start_requested.emit()
else:
self.view.page().split_mode(False)
def do_start_split(self):
self.view.page().split_mode(True)
def stop_split(self):
actions['split-in-preview'].setChecked(False)
def load_finished(self, ok):
if actions['split-in-preview'].isChecked():
if ok:
self.do_start_split()
else:
self.stop_split()
def apply_settings(self):
s = self.view.page().settings()
s.setFontSize(s.DefaultFontSize, tprefs['preview_base_font_size'])
s.setFontSize(s.DefaultFixedFontSize, tprefs['preview_mono_font_size'])
s.setFontSize(s.MinimumLogicalFontSize, tprefs['preview_minimum_font_size'])
s.setFontSize(s.MinimumFontSize, tprefs['preview_minimum_font_size'])
sf, ssf, mf = tprefs['preview_serif_family'], tprefs['preview_sans_family'], tprefs['preview_mono_family']
s.setFontFamily(s.StandardFont, {'serif':sf, 'sans':ssf, 'mono':mf, None:sf}[tprefs['preview_standard_font_family']])
s.setFontFamily(s.SerifFont, sf)
s.setFontFamily(s.SansSerifFont, ssf)
s.setFontFamily(s.FixedFont, mf)
class Preferences(QMainWindow):
run_wizard_requested = pyqtSignal()
def __init__(self, gui, initial_plugin=None, close_after_initial=False):
QMainWindow.__init__(self, gui)
self.gui = gui
self.must_restart = False
self.committed = False
self.close_after_initial = close_after_initial
self.resize(930, 720)
nh, nw = min_available_height() - 25, available_width() - 10
if nh < 0:
nh = 800
if nw < 0:
nw = 600
nh = min(self.height(), nh)
nw = min(self.width(), nw)
self.resize(nw, nh)
self.esc_action = QAction(self)
self.addAction(self.esc_action)
self.esc_action.setShortcut(QKeySequence(Qt.Key_Escape))
self.esc_action.triggered.connect(self.esc)
geom = gprefs.get('preferences_window_geometry', None)
if geom is not None:
self.restoreGeometry(geom)
# Center
if islinux:
self.move(gui.rect().center() - self.rect().center())
self.setWindowModality(Qt.WindowModal)
self.setWindowTitle(__appname__ + ' - ' + _('Preferences'))
self.setWindowIcon(QIcon(I('config.png')))
self.status_bar = StatusBar(self)
self.setStatusBar(self.status_bar)
self.stack = QStackedWidget(self)
self.cw = QWidget(self)
self.cw.setLayout(QVBoxLayout())
self.cw.layout().addWidget(self.stack)
self.bb = QDialogButtonBox(QDialogButtonBox.Close)
self.wizard_button = self.bb.addButton(_('Run welcome wizard'),
self.bb.ActionRole)
self.wizard_button.setIcon(QIcon(I('wizard.png')))
self.wizard_button.clicked.connect(self.run_wizard,
type=Qt.QueuedConnection)
self.cw.layout().addWidget(self.bb)
self.bb.button(self.bb.Close).setDefault(True)
self.bb.rejected.connect(self.close, type=Qt.QueuedConnection)
self.setCentralWidget(self.cw)
self.browser = Browser(self)
self.browser.show_plugin.connect(self.show_plugin)
self.stack.addWidget(self.browser)
self.scroll_area = QScrollArea(self)
self.stack.addWidget(self.scroll_area)
self.scroll_area.setWidgetResizable(True)
self.setContextMenuPolicy(Qt.NoContextMenu)
self.bar = QToolBar(self)
self.addToolBar(self.bar)
self.bar.setVisible(False)
self.bar.setIconSize(QSize(ICON_SIZE, ICON_SIZE))
self.bar.setMovable(False)
self.bar.setFloatable(False)
self.bar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.apply_action = self.bar.addAction(QIcon(I('ok.png')), _('&Apply'),
self.commit)
self.cancel_action = self.bar.addAction(QIcon(I('window-close.png')),
_('&Cancel'), self.cancel)
self.bar_title = BarTitle(self.bar)
self.bar.addWidget(self.bar_title)
self.restore_action = self.bar.addAction(QIcon(I('clear_left.png')),
_('Restore &defaults'),
self.restore_defaults)
for ac, tt in [('apply', _('Save changes')),
('cancel', _('Cancel and return to overview'))]:
ac = getattr(self, ac + '_action')
ac.setToolTip(tt)
ac.setWhatsThis(tt)
ac.setStatusTip(tt)
for ch in self.bar.children():
if isinstance(ch, QToolButton):
ch.setCursor(Qt.PointingHandCursor)
ch.setAutoRaise(True)
self.stack.setCurrentIndex(0)
if initial_plugin is not None:
category, name = initial_plugin
plugin = get_plugin(category, name)
if plugin is not None:
self.show_plugin(plugin)
def run_wizard(self):
self.close()
self.run_wizard_requested.emit()
def set_tooltips_for_labels(self):
def process_child(child):
for g in child.children():
if isinstance(g, QLabel):
buddy = g.buddy()
if buddy is not None and hasattr(buddy, 'toolTip'):
htext = unicode(buddy.toolTip()).strip()
etext = unicode(g.toolTip()).strip()
if htext and not etext:
g.setToolTip(htext)
g.setWhatsThis(htext)
else:
process_child(g)
process_child(self.showing_widget)
def show_plugin(self, plugin):
self.showing_widget = plugin.create_widget(self.scroll_area)
self.showing_widget.genesis(self.gui)
self.showing_widget.initialize()
self.set_tooltips_for_labels()
self.scroll_area.setWidget(self.showing_widget)
self.stack.setCurrentIndex(1)
self.showing_widget.show()
self.setWindowTitle(__appname__ + ' - ' + _('Preferences') + ' - ' +
plugin.gui_name)
self.apply_action.setEnabled(False)
self.showing_widget.changed_signal.connect(
lambda: self.apply_action.setEnabled(True))
self.showing_widget.restart_now.connect(self.restart_now)
self.restore_action.setEnabled(
self.showing_widget.supports_restoring_to_defaults)
tt = self.showing_widget.restore_defaults_desc
if not self.restore_action.isEnabled():
tt = _('Restoring to defaults not supported for') + ' ' + \
plugin.gui_name
self.restore_action.setToolTip(textwrap.fill(tt))
self.restore_action.setWhatsThis(textwrap.fill(tt))
self.restore_action.setStatusTip(tt)
self.bar_title.show_plugin(plugin)
self.setWindowIcon(QIcon(plugin.icon))
self.bar.setVisible(True)
self.bb.setVisible(False)
def hide_plugin(self):
self.showing_widget = QWidget(self.scroll_area)
self.scroll_area.setWidget(self.showing_widget)
self.setWindowTitle(__appname__ + ' - ' + _('Preferences'))
self.bar.setVisible(False)
self.stack.setCurrentIndex(0)
self.setWindowIcon(QIcon(I('config.png')))
self.bb.setVisible(True)
def esc(self, *args):
if self.stack.currentIndex() == 1:
self.cancel()
elif self.stack.currentIndex() == 0:
self.close()
def restart_now(self):
try:
self.showing_widget.commit()
except AbortCommit:
return
self.hide_plugin()
self.close()
self.gui.quit(restart=True)
def commit(self, *args):
try:
must_restart = self.showing_widget.commit()
except AbortCommit:
return
rc = self.showing_widget.restart_critical
self.committed = True
do_restart = False
if must_restart:
self.must_restart = True
msg = _('Some of the changes you made require a restart.'
' Please restart calibre as soon as possible.')
if rc:
msg = _('The changes you have made require calibre be '
'restarted immediately. You will not be allowed to '
'set any more preferences, until you restart.')
do_restart = show_restart_warning(msg, parent=self)
self.showing_widget.refresh_gui(self.gui)
self.hide_plugin()
if self.close_after_initial or (must_restart and rc) or do_restart:
self.close()
if do_restart:
self.gui.quit(restart=True)
def cancel(self, *args):
if self.close_after_initial:
self.close()
else:
self.hide_plugin()
def restore_defaults(self, *args):
self.showing_widget.restore_defaults()
def closeEvent(self, *args):
gprefs.set('preferences_window_geometry',
bytearray(self.saveGeometry()))
if self.committed:
self.gui.must_restart_before_config = self.must_restart
self.gui.tags_view.recount()
self.gui.create_device_menu()
self.gui.set_device_menu_items_state(
bool(self.gui.device_connected))
self.gui.bars_manager.apply_settings()
self.gui.bars_manager.update_bars()
self.gui.build_context_menus()
return QMainWindow.closeEvent(self, *args)
