Python QStackedWidget.currentIndex方法代码示例

# 需要导入模块: from PyQt4.Qt import QStackedWidget [as 别名]
# 或者: from PyQt4.Qt.QStackedWidget import currentIndex [as 别名]

#.........这里部分代码省略.........
        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.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 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.')


            d = warning_dialog(self, _('Restart needed'), msg,
                    show_copy_button=False)
            b = d.bb.addButton(_('Restart calibre now'), d.bb.AcceptRole)
            b.setIcon(QIcon(I('lt.png')))
            d.do_restart = False
            def rf():
                d.do_restart = True
            b.clicked.connect(rf)
            d.set_details('')
            d.exec_()
            b.clicked.disconnect()
            do_restart = d.do_restart
        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)

# 需要导入模块: from PyQt4.Qt import QStackedWidget [as 别名]
# 或者: from PyQt4.Qt.QStackedWidget import currentIndex [as 别名]
class FullFetch(QDialog): # {{{

    def __init__(self, current_cover=None, parent=None):
        QDialog.__init__(self, parent)
        self.current_cover = current_cover
        self.log = Log()
        self.book = self.cover_pixmap = None

        self.setWindowTitle(_('Downloading metadata...'))
        self.setWindowIcon(QIcon(I('metadata.png')))

        self.stack = QStackedWidget()
        self.l = l = QVBoxLayout()
        self.setLayout(l)
        l.addWidget(self.stack)

        self.bb = QDialogButtonBox(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
        l.addWidget(self.bb)
        self.bb.rejected.connect(self.reject)
        self.bb.accepted.connect(self.accept)
        self.next_button = self.bb.addButton(_('Next'), self.bb.AcceptRole)
        self.next_button.setDefault(True)
        self.next_button.setEnabled(False)
        self.next_button.setIcon(QIcon(I('ok.png')))
        self.next_button.clicked.connect(self.next_clicked)
        self.ok_button = self.bb.button(self.bb.Ok)
        self.ok_button.clicked.connect(self.ok_clicked)
        self.prev_button = self.bb.addButton(_('Back'), self.bb.ActionRole)
        self.prev_button.setIcon(QIcon(I('back.png')))
        self.prev_button.clicked.connect(self.back_clicked)
        self.log_button = self.bb.addButton(_('View log'), self.bb.ActionRole)
        self.log_button.clicked.connect(self.view_log)
        self.log_button.setIcon(QIcon(I('debug.png')))
        self.ok_button.setVisible(False)
        self.prev_button.setVisible(False)

        self.identify_widget = IdentifyWidget(self.log, self)
        self.identify_widget.rejected.connect(self.reject)
        self.identify_widget.results_found.connect(self.identify_results_found)
        self.identify_widget.book_selected.connect(self.book_selected)
        self.stack.addWidget(self.identify_widget)

        self.covers_widget = CoversWidget(self.log, self.current_cover, parent=self)
        self.covers_widget.chosen.connect(self.ok_clicked)
        self.stack.addWidget(self.covers_widget)

        # Workaround for Qt 4.8.0 bug that causes the frame of the window to go
        # off the top of the screen if a max height is not set for the
        # QWebView. Seems to only happen on windows, but keep it for all
        # platforms just in case.
        self.identify_widget.comments_view.setMaximumHeight(500)
        self.resize(850, 600)

        self.finished.connect(self.cleanup)

    def view_log(self):
        self._lv = LogViewer(self.log, self)

    def book_selected(self, book, caches):
        self.next_button.setVisible(False)
        self.ok_button.setVisible(True)
        self.prev_button.setVisible(True)
        self.book = book
        self.stack.setCurrentIndex(1)
        self.log('\n\n')
        self.covers_widget.start(book, self.current_cover,
                self.title, self.authors, caches)
        self.ok_button.setFocus()

    def back_clicked(self):
        self.next_button.setVisible(True)
        self.ok_button.setVisible(False)
        self.prev_button.setVisible(False)
        self.stack.setCurrentIndex(0)
        self.covers_widget.cancel()
        self.covers_widget.reset_covers()

    def accept(self):
        if self.stack.currentIndex() == 1:
            return QDialog.accept(self)
        # Prevent the usual dialog accept mechanisms from working
        pass

    def reject(self):
        self.identify_widget.cancel()
        self.covers_widget.cancel()
        return QDialog.reject(self)

    def cleanup(self):
        self.covers_widget.cleanup()

    def identify_results_found(self):
        self.next_button.setEnabled(True)

    def next_clicked(self, *args):
        self.identify_widget.get_result()

    def ok_clicked(self, *args):
        self.cover_pixmap = self.covers_widget.cover_pixmap()
        if DEBUG_DIALOG:
#.........这里部分代码省略.........

# 需要导入模块: from PyQt4.Qt import QStackedWidget [as 别名]
# 或者: from PyQt4.Qt.QStackedWidget import currentIndex [as 别名]
class FullFetch(QDialog):  # {{{

    def __init__(self, current_cover=None, parent=None):
        QDialog.__init__(self, parent)
        self.current_cover = current_cover
        self.log = Log()
        self.book = self.cover_pixmap = None

        self.setWindowTitle(_('Downloading metadata...'))
        self.setWindowIcon(QIcon(I('metadata.png')))

        self.stack = QStackedWidget()
        self.l = l = QVBoxLayout()
        self.setLayout(l)
        l.addWidget(self.stack)

        self.bb = QDialogButtonBox(QDialogButtonBox.Cancel|QDialogButtonBox.Ok)
        l.addWidget(self.bb)
        self.bb.rejected.connect(self.reject)
        self.bb.accepted.connect(self.accept)
        self.next_button = self.bb.addButton(_('Next'), self.bb.AcceptRole)
        self.next_button.setDefault(True)
        self.next_button.setEnabled(False)
        self.next_button.setIcon(QIcon(I('ok.png')))
        self.next_button.clicked.connect(self.next_clicked)
        self.ok_button = self.bb.button(self.bb.Ok)
        self.ok_button.clicked.connect(self.ok_clicked)
        self.prev_button = self.bb.addButton(_('Back'), self.bb.ActionRole)
        self.prev_button.setIcon(QIcon(I('back.png')))
        self.prev_button.clicked.connect(self.back_clicked)
        self.log_button = self.bb.addButton(_('View log'), self.bb.ActionRole)
        self.log_button.clicked.connect(self.view_log)
        self.log_button.setIcon(QIcon(I('debug.png')))
        self.ok_button.setVisible(False)
        self.prev_button.setVisible(False)

        self.identify_widget = IdentifyWidget(self.log, self)
        self.identify_widget.rejected.connect(self.reject)
        self.identify_widget.results_found.connect(self.identify_results_found)
        self.identify_widget.book_selected.connect(self.book_selected)
        self.stack.addWidget(self.identify_widget)

        self.covers_widget = CoversWidget(self.log, self.current_cover, parent=self)
        self.covers_widget.chosen.connect(self.ok_clicked)
        self.stack.addWidget(self.covers_widget)

        self.resize(850, 600)
        geom = gprefs.get('metadata_single_gui_geom', None)
        if geom is not None and geom:
            self.restoreGeometry(geom)

        self.finished.connect(self.cleanup)

    def view_log(self):
        self._lv = LogViewer(self.log, self)

    def book_selected(self, book, caches):
        self.next_button.setVisible(False)
        self.ok_button.setVisible(True)
        self.prev_button.setVisible(True)
        self.book = book
        self.stack.setCurrentIndex(1)
        self.log('\n\n')
        self.covers_widget.start(book, self.current_cover,
                self.title, self.authors, caches)
        self.ok_button.setFocus()

    def back_clicked(self):
        self.next_button.setVisible(True)
        self.ok_button.setVisible(False)
        self.prev_button.setVisible(False)
        self.stack.setCurrentIndex(0)
        self.covers_widget.cancel()
        self.covers_widget.reset_covers()

    def accept(self):
        gprefs['metadata_single_gui_geom'] = bytearray(self.saveGeometry())
        if self.stack.currentIndex() == 1:
            return QDialog.accept(self)
        # Prevent the usual dialog accept mechanisms from working
        pass

    def reject(self):
        gprefs['metadata_single_gui_geom'] = bytearray(self.saveGeometry())
        self.identify_widget.cancel()
        self.covers_widget.cancel()
        return QDialog.reject(self)

    def cleanup(self):
        self.covers_widget.cleanup()

    def identify_results_found(self):
        self.next_button.setEnabled(True)

    def next_clicked(self, *args):
        self.identify_widget.get_result()

    def ok_clicked(self, *args):
        self.cover_pixmap = self.covers_widget.cover_pixmap()
        if DEBUG_DIALOG:
#.........这里部分代码省略.........