Python QTimer.setInterval方法代码示例

# 需要导入模块: from spyderlib.qt.QtCore import QTimer [as 别名]
# 或者: from spyderlib.qt.QtCore.QTimer import setInterval [as 别名]
class BaseTimerStatus(StatusBarWidget):
    TITLE = None
    TIP = None
    def __init__(self, parent, statusbar):
        StatusBarWidget.__init__(self, parent, statusbar)
        self.setToolTip(self.TIP)
        layout = self.layout()
        layout.addWidget(QLabel(self.TITLE))
        self.label = QLabel()
        self.label.setFont(self.label_font)
        layout.addWidget(self.label)
        layout.addSpacing(20)
        if self.is_supported():
            self.timer = QTimer()
            self.timer.timeout.connect(self.update_label)
            self.timer.start(2000)
        else:
            self.timer = None
            self.hide()
    
    def set_interval(self, interval):
        """Set timer interval (ms)"""
        if self.timer is not None:
            self.timer.setInterval(interval)
    
    def import_test(self):
        """Raise ImportError if feature is not supported"""
        raise NotImplementedError

    def is_supported(self):
        """Return True if feature is supported"""
        try:
            self.import_test()
            return True
        except ImportError:
            return False
    
    def get_value(self):
        """Return value (e.g. CPU or memory usage)"""
        raise NotImplementedError
        
    def update_label(self):
        """Update status label widget, if widget is visible"""
        if self.isVisible():
            self.label.setText('%d %%' % self.get_value())

# 需要导入模块: from spyderlib.qt.QtCore import QTimer [as 别名]
# 或者: from spyderlib.qt.QtCore.QTimer import setInterval [as 别名]

#.........这里部分代码省略.........
        # Replace layout
        replace_with = QLabel(_("Replace with:"))
        self.replace_text = PatternComboBox(self, adjust_to_minimum=False,
                                            tip=_('Replace string'))
        
        self.replace_button = create_toolbutton(self,
                                     text=_('Replace/find'),
                                     icon=ima.icon('DialogApplyButton'),
                                     triggered=self.replace_find,
                                     text_beside_icon=True)
        self.replace_button.clicked.connect(self.update_replace_combo)
        self.replace_button.clicked.connect(self.update_search_combo)
        
        self.all_check = QCheckBox(_("Replace all"))
        
        self.replace_layout = QHBoxLayout()
        widgets = [replace_with, self.replace_text, self.replace_button,
                   self.all_check]
        for widget in widgets:
            self.replace_layout.addWidget(widget)
        glayout.addLayout(self.replace_layout, 1, 1)
        self.widgets.extend(widgets)
        self.replace_widgets = widgets
        self.hide_replace()
        
        self.search_text.setTabOrder(self.search_text, self.replace_text)
        
        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
        
        self.shortcuts = self.create_shortcuts(parent)
        
        self.highlight_timer = QTimer(self)
        self.highlight_timer.setSingleShot(True)
        self.highlight_timer.setInterval(1000)
        self.highlight_timer.timeout.connect(self.highlight_matches)
        
    def create_shortcuts(self, parent):
        """Create shortcuts for this widget"""
        # Configurable
        findnext = create_shortcut(self.find_next, context='Editor',
                                   name='Find next', parent=parent)
        findprev = create_shortcut(self.find_previous, context='Editor',
                                   name='Find previous', parent=parent)
        togglefind = create_shortcut(self.show, context='Editor',
                                     name='Find text', parent=parent)
        togglereplace = create_shortcut(self.toggle_replace_widgets,
                                        context='Editor', name='Replace text',
                                        parent=parent)
        # Fixed
        new_shortcut("Escape", self, self.hide)

        return [findnext, findprev, togglefind, togglereplace]
        
    def get_shortcut_data(self):
        """
        Returns shortcut data, a list of tuples (shortcut, text, default)
        shortcut (QShortcut or QAction instance)
        text (string): action/shortcut description
        default (string): default key sequence
        """
        return [sc.data for sc in self.shortcuts]
        
    def update_search_combo(self):
        self.search_text.lineEdit().returnPressed.emit()
        
    def update_replace_combo(self):

# 需要导入模块: from spyderlib.qt.QtCore import QTimer [as 别名]
# 或者: from spyderlib.qt.QtCore.QTimer import setInterval [as 别名]

#.........这里部分代码省略.........
        )
        self.connect(self.replace_button, SIGNAL("clicked()"), self.update_replace_combo)
        self.connect(self.replace_button, SIGNAL("clicked()"), self.update_search_combo)

        self.all_check = QCheckBox(_("Replace all"))

        self.replace_layout = QHBoxLayout()
        widgets = [replace_with, self.replace_text, self.replace_button, self.all_check]
        for widget in widgets:
            self.replace_layout.addWidget(widget)
        glayout.addLayout(self.replace_layout, 1, 1)
        self.widgets.extend(widgets)
        self.replace_widgets = widgets
        self.hide_replace()

        self.search_text.setTabOrder(self.search_text, self.replace_text)

        self.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)

        self.findnext_sc = QShortcut(QKeySequence("F3"), parent, self.find_next)
        self.findnext_sc.setContext(Qt.WidgetWithChildrenShortcut)
        self.findprev_sc = QShortcut(QKeySequence("Shift+F3"), parent, self.find_previous)
        self.findprev_sc.setContext(Qt.WidgetWithChildrenShortcut)
        self.togglefind_sc = QShortcut(QKeySequence("Ctrl+F"), parent, self.show)
        self.togglefind_sc.setContext(Qt.WidgetWithChildrenShortcut)
        self.togglereplace_sc = QShortcut(QKeySequence("Ctrl+H"), parent, self.toggle_replace_widgets)
        self.togglereplace_sc.setContext(Qt.WidgetWithChildrenShortcut)

        escape_sc = QShortcut(QKeySequence("Escape"), parent, self.hide)
        escape_sc.setContext(Qt.WidgetWithChildrenShortcut)

        self.highlight_timer = QTimer(self)
        self.highlight_timer.setSingleShot(True)
        self.highlight_timer.setInterval(1000)
        self.connect(self.highlight_timer, SIGNAL("timeout()"), self.highlight_matches)

    def get_shortcut_data(self):
        """
        Returns shortcut data, a list of tuples (shortcut, text, default)
        shortcut (QShortcut or QAction instance)
        text (string): action/shortcut description
        default (string): default key sequence
        """
        return [
            (self.findnext_sc, "Find next", "F3"),
            (self.findprev_sc, "Find previous", "Shift+F3"),
            (self.togglefind_sc, "Find text", "Ctrl+F"),
            (self.togglereplace_sc, "Replace text", "Ctrl+H"),
        ]

    def update_search_combo(self):
        self.search_text.lineEdit().emit(SIGNAL("returnPressed()"))

    def update_replace_combo(self):
        self.replace_text.lineEdit().emit(SIGNAL("returnPressed()"))

    def toggle_replace_widgets(self):
        if self.enable_replace:
            # Toggle replace widgets
            if self.replace_widgets[0].isVisible():
                self.hide_replace()
                self.hide()
            else:
                self.show_replace()
                self.replace_text.setFocus()