Python HistoryLineEdit.initialize方法代码示例

# 需要导入模块: from calibre.gui2.widgets import HistoryLineEdit [as 别名]
# 或者: from calibre.gui2.widgets.HistoryLineEdit import initialize [as 别名]
class TagBrowserWidget(QWidget):  # {{{

    def __init__(self, parent):
        QWidget.__init__(self, parent)
        self.parent = parent
        self._layout = QVBoxLayout()
        self.setLayout(self._layout)
        self._layout.setContentsMargins(0,0,0,0)

        # Set up the find box & button
        search_layout = QHBoxLayout()
        self._layout.addLayout(search_layout)
        self.item_search = HistoryLineEdit(parent)
        self.item_search.setMinimumContentsLength(5)
        self.item_search.setSizeAdjustPolicy(self.item_search.AdjustToMinimumContentsLengthWithIcon)
        try:
            self.item_search.lineEdit().setPlaceholderText(
                                                _('Find item in tag browser'))
        except:
            pass             # Using Qt < 4.7
        self.item_search.setToolTip(_(
        'Search for items. This is a "contains" search; items containing the\n'
        'text anywhere in the name will be found. You can limit the search\n'
        'to particular categories using syntax similar to search. For example,\n'
        'tags:foo will find foo in any tag, but not in authors etc. Entering\n'
        '*foo will filter all categories at once, showing only those items\n'
        'containing the text "foo"'))
        search_layout.addWidget(self.item_search)
        ac = QAction(parent)
        parent.addAction(ac)
        parent.keyboard.register_shortcut('tag browser find box',
                _('Find item'), default_keys=(),
                action=ac, group=_('Tag Browser'))
        ac.triggered.connect(self.set_focus_to_find_box)

        self.search_button = QToolButton()
        self.search_button.setText(_('Find'))
        self.search_button.setToolTip(_('Find the first/next matching item'))
        search_layout.addWidget(self.search_button)
        ac = QAction(parent)
        parent.addAction(ac)
        parent.keyboard.register_shortcut('tag browser find button',
                _('Find button'), default_keys=(),
                action=ac, group=_('Tag Browser'))
        ac.triggered.connect(self.search_button.click)

        self.expand_button = QToolButton()
        self.expand_button.setText('-')
        self.expand_button.setToolTip(_('Collapse all categories'))
        search_layout.addWidget(self.expand_button)
        search_layout.setStretch(0, 10)
        search_layout.setStretch(1, 1)
        search_layout.setStretch(2, 1)
        ac = QAction(parent)
        parent.addAction(ac)
        parent.keyboard.register_shortcut('tag browser collapse all',
                _('Collapse all'), default_keys=(),
                action=ac, group=_('Tag Browser'))
        ac.triggered.connect(self.expand_button.clicked)

        self.current_find_position = None
        self.search_button.clicked.connect(self.find)
        self.item_search.initialize('tag_browser_search')
        self.item_search.lineEdit().returnPressed.connect(self.do_find)
        self.item_search.lineEdit().textEdited.connect(self.find_text_changed)
        self.item_search.activated[str].connect(self.do_find)
        self.item_search.completer().setCaseSensitivity(Qt.CaseSensitive)

        parent.tags_view = TagsView(parent)
        self.tags_view = parent.tags_view
        self.expand_button.clicked.connect(self.tags_view.collapseAll)
        self._layout.addWidget(parent.tags_view)

        # Now the floating 'not found' box
        l = QLabel(self.tags_view)
        self.not_found_label = l
        l.setFrameStyle(QFrame.StyledPanel)
        l.setAutoFillBackground(True)
        l.setText('<p><b>'+_('No More Matches.</b><p> Click Find again to go to first match'))
        l.setAlignment(Qt.AlignVCenter)
        l.setWordWrap(True)
        l.resize(l.sizeHint())
        l.move(10,20)
        l.setVisible(False)
        self.not_found_label_timer = QTimer()
        self.not_found_label_timer.setSingleShot(True)
        self.not_found_label_timer.timeout.connect(self.not_found_label_timer_event,
                                                   type=Qt.QueuedConnection)

        parent.alter_tb = l = QPushButton(parent)
        l.setText(_('Alter Tag Browser'))
        l.setIcon(QIcon(I('tags.png')))
        l.m = QMenu()
        l.setMenu(l.m)
        self._layout.addWidget(l)
        ac = QAction(parent)
        parent.addAction(ac)
        parent.keyboard.register_shortcut('tag browser alter',
                _('Alter tag browser'), default_keys=(),
                action=ac, group=_('Tag Browser'))
#.........这里部分代码省略.........