Python QScrollArea.__init__方法代码示例

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
    def __init__(self, parent = None, direction = "ltr", rtf = False):
        """ Creates a new QPageWidget on given parent object. 

        parent: QWidget parent
        direction: "ltr" -> Left To Right
                   "ttb" -> Top To Bottom
        rtf: Return to first, if its True it flips to the first page 
             when next page requested at the last page
        """
        # First initialize, QPageWidget is based on QScrollArea
        QScrollArea.__init__(self, parent)

        # Properties for QScrollArea
        self.setFrameShape(QFrame.NoFrame)
        self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.setWidgetResizable(True)

        # Main widget, which stores all Pages in it
        self.widget = QWidget(self)

        # Layout based on QBoxLayout which supports Vertical or Horizontal layout
        if direction == "ltr":
            self.layout = QBoxLayout(QBoxLayout.LeftToRight, self.widget)
            self.__scrollBar = self.horizontalScrollBar()
            self.__base_value = self.width
        else:
            self.layout = QBoxLayout(QBoxLayout.TopToBottom, self.widget)
            self.__scrollBar = self.verticalScrollBar()
            self.__base_value = self.height
        self.layout.setSpacing(0)
        self.layout.setMargin(0)

        # Return to first
        self.__return_to_first = rtf

        # TMP_PAGE, its using as last page in stack
        # A workaround for a QScrollArea bug
        self.__tmp_page = Page(QWidget(self.widget))
        self.__pages = [self.__tmp_page]
        self.__current = 0
        self.__last = 0

        # Set main widget
        self.setWidget(self.widget)

        # Animation TimeLine
        self.__timeline = QTimeLine()
        self.__timeline.setUpdateInterval(2)

        # Updates scrollbar position when frame changed
        self.__timeline.frameChanged.connect(lambda x: self.__scrollBar.setValue(x))

        # End of the animation
        self.__timeline.finished.connect(self._animateFinished)

        # Initialize animation
        self.setAnimation()
        self.setDuration()

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
 def __init__(self, clearMouseOver, parent = None):
    QScrollArea.__init__(self, parent)
    self.clearMouseOver = clearMouseOver
    self.mouseOver = False
    
    self.widget = QWidget() # Just adding the layout directly doesn't work right, so wrap it in a QWidget
    self.setWidget(self.widget)
    self.setWidgetResizable(True)
    self.setMouseTracking(True)
    self.createLayout()

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
    def __init__(self, plotWindow, config):
        QScrollArea.__init__(self)
        self.widget = QWidget()
        self.clayout = QGridLayout()

        self.plotWindow = plotWindow
        self.config = config
        self.getGroupbox()

        self.setWidgetResizable(True)
        self.setWidget(self.widget)

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
    def __init__(self, parent):
        QScrollArea.__init__(self, parent)

        self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOn)
        self.setVerticalScrollBarPolicy(Qt.ScrollBarAlwaysOff)

        self.keyboard = PixmapKeyboard(self)
        self.keyboard.setMode(PixmapKeyboard.HORIZONTAL)
        self.keyboard.setOctaves(10)
        self.setWidget(self.keyboard)

        self.setEnabled(False)
        self.setFixedHeight(self.keyboard.height() + self.horizontalScrollBar().height()/2 + 2)

        QTimer.singleShot(0, self.slot_initScrollbarValue)

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
	def __init__(self):
		QScrollArea.__init__(self)
		self.zoomMode = ZOOM_FACTOR
		self.zoomFactor = 1
		self.moving = None

		imgWidget = QLabel()
		imgWidget.setMouseTracking(True)
		imgWidget.setAlignment(Qt.AlignCenter)
		self.setWidget(imgWidget)

		self.setAlignment(Qt.AlignCenter)
		self.setMouseTracking(True)
		self.setFrameShape(self.NoFrame)
		self.setWidgetResizable(True)

		pal = QPalette()
		pal.setColor(QPalette.Window, Qt.black)
		self.setPalette(pal)

		self.leftZone = False
		self.topZone = False

# 需要导入模块: from PyQt5.QtWidgets import QScrollArea [as 别名]
# 或者: from PyQt5.QtWidgets.QScrollArea import __init__ [as 别名]
    def __init__(self, items, parent, insertionMode=False):
        QScrollArea.__init__(self, parent)
        self._editor = parent
        self._items = items
        self._insertion_mode = insertionMode

        # Find all classes
        self._label_classes = set([item['class'] for item in items if 'class' in item])
        n_classes = len(self._label_classes)
        LOG.debug("Creating editor for %d item classes: %s" % (n_classes, ", ".join(list(self._label_classes))))

        # Widget layout
        self._layout = QVBoxLayout()
        self._content = QWidget()
        self._content.setLayout(self._layout)

        attributes = set()
        for lc in self._label_classes:
            attributes |= set(self._editor.getLabelClassAttributes(lc))

        attributes = list(attributes)
        attributes.sort()
        for attr in attributes:
            handler = self._editor.getHandler(attr)
            if handler is not None:
                if len(items) > 1:
                    valid_items = [item for item in items
                                   if attr in self._editor.getLabelClassAttributes(item['class'])]
                    handler.setItems(valid_items, True)
                else:
                    handler.setItems(items)
                self._layout.addWidget(handler)

        self.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
        self.setWidgetResizable(True)
        self.setWidget(self._content)