Python QRect.left方法代码示例

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
 def fitRect(rect, targetrect):
     size = rect.size().boundedTo(targetgeom.size())
     newrect = QRect(rect.topLeft(), size)
     dx, dy = 0, 0
     if newrect.left() < targetrect.left():
         dx = targetrect.left() - newrect.left()
     if newrect.top() < targetrect.top():
         dy = targetrect.top() - newrect.top()
     if newrect.right() > targetrect.right():
         dx = targetrect.right() - newrect.right()
     if newrect.bottom() > targetrect.bottom():
         dy = targetrect.bottom() - newrect.bottom()
     return newrect.translated(dx, dy)

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
    def __autoScrollAdvance(self):
        """Advance the auto scroll
        """
        pos = QCursor.pos()
        pos = self.mapFromGlobal(pos)
        margin = self.__autoScrollMargin

        vvalue = self.verticalScrollBar().value()
        hvalue = self.horizontalScrollBar().value()

        vrect = QRect(0, 0, self.width(), self.height())

        # What should be the speed
        advance = 10

        # We only do auto scroll if the mouse is inside the view.
        if vrect.contains(pos):
            if pos.x() < vrect.left() + margin:
                self.horizontalScrollBar().setValue(hvalue - advance)
            if pos.y() < vrect.top() + margin:
                self.verticalScrollBar().setValue(vvalue - advance)
            if pos.x() > vrect.right() - margin:
                self.horizontalScrollBar().setValue(hvalue + advance)
            if pos.y() > vrect.bottom() - margin:
                self.verticalScrollBar().setValue(vvalue + advance)

            if self.verticalScrollBar().value() == vvalue and \
                    self.horizontalScrollBar().value() == hvalue:
                self.__stopAutoScroll()
        else:
            self.__stopAutoScroll()

        log.debug("Auto scroll advance")

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
    def popup(self, pos=None, searchText=""):
        """
        Popup the menu at `pos` (in screen coordinates). 'Search' text field
        is initialized with `searchText` if provided.

        """
        if pos is None:
            pos = QPoint()

        self.__clearCurrentItems()

        self.__search.setText(searchText)
        patt = QRegExp("(^|\W)"+searchText)
        patt.setCaseSensitivity(False)
        self.__suggestPage.setFilterRegExp(patt)

        self.ensurePolished()

        if self.testAttribute(Qt.WA_Resized) and self.sizeGripEnabled():
            size = self.size()
        else:
            size = self.sizeHint()

        desktop = QApplication.desktop()
        screen_geom = desktop.availableGeometry(pos)

        # Adjust the size to fit inside the screen.
        if size.height() > screen_geom.height():
            size.setHeight(screen_geom.height())
        if size.width() > screen_geom.width():
            size.setWidth(screen_geom.width())

        geom = QRect(pos, size)

        if geom.top() < screen_geom.top():
            geom.setTop(screen_geom.top())

        if geom.left() < screen_geom.left():
            geom.setLeft(screen_geom.left())

        bottom_margin = screen_geom.bottom() - geom.bottom()
        right_margin = screen_geom.right() - geom.right()
        if bottom_margin < 0:
            # Falls over the bottom of the screen, move it up.
            geom.translate(0, bottom_margin)

        # TODO: right to left locale
        if right_margin < 0:
            # Falls over the right screen edge, move the menu to the
            # other side of pos.
            geom.translate(-size.width(), 0)

        self.setGeometry(geom)

        self.show()

        if searchText:
            self.setFocusProxy(self.__search)
        else:
            self.setFocusProxy(None)

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
    def __setControlAreaVisible(self, visible):
        # type: (bool) -> None
        if self.__splitter is None or self.__splitter.count() < 2:
            return
        self.controlAreaVisible = visible
        splitter = self.__splitter  # type: QSplitter
        w = splitter.widget(0)
        # Set minimum width to 1 (overrides minimumSizeHint) when control area
        # is not visible to allow the main area to shrink further. Reset the
        # minimum width with a 0 if control area is visible.
        w.setMinimumWidth(int(not visible))

        sizes = splitter.sizes()
        current_size = sizes[0]
        if bool(current_size) == visible:
            return

        current_width = w.width()
        geom = self.geometry()
        frame = self.frameGeometry()
        framemargins = QMargins(
            frame.left() - geom.left(),
            frame.top() - geom.top(),
            frame.right() - geom.right(),
            frame.bottom() - geom.bottom()
        )
        splitter.setSizes([int(visible), QWIDGETSIZE_MAX])
        if not self.isWindow() or \
                self.windowState() not in [Qt.WindowNoState, Qt.WindowActive]:
            # not a window or not in state where we can move move/resize
            return

        # force immediate resize recalculation
        splitter.refresh()
        self.layout().invalidate()
        self.layout().activate()

        if visible:
            # move left and expand by the exposing widget's width
            diffx = -w.width()
            diffw = w.width()
        else:
            # move right and shrink by the collapsing width
            diffx = current_width
            diffw = -current_width
        newgeom = QRect(
            geom.x() + diffx, geom.y(), geom.width() + diffw, geom.height()
        )
        # bound/move by available geometry
        bounds = QApplication.desktop().availableGeometry(self)
        bounds = bounds.adjusted(
            framemargins.left(), framemargins.top(),
            -framemargins.right(), -framemargins.bottom()
        )
        newsize = newgeom.size().boundedTo(bounds.size())
        newgeom = QRect(newgeom.topLeft(), newsize)
        newgeom.moveLeft(max(newgeom.left(), bounds.left()))
        newgeom.moveRight(min(newgeom.right(), bounds.right()))
        self.setGeometry(newgeom)

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
def popup_position_from_source(popup, source, orientation=Qt.Vertical):
    popup.ensurePolished()
    source.ensurePolished()

    if popup.testAttribute(Qt.WA_Resized):
        size = popup.size()
    else:
        size = popup.sizeHint()

    desktop = QApplication.desktop()
    screen_geom = desktop.availableGeometry(source)
    source_rect = QRect(source.mapToGlobal(QPoint(0, 0)), source.size())

    if orientation == Qt.Vertical:
        if source_rect.right() + size.width() < screen_geom.right():
            x = source_rect.right()
        else:
            x = source_rect.left() - size.width()

        # bottom overflow
        dy = source_rect.top() + size.height() - screen_geom.bottom()
        if dy < 0:
            y = source_rect.top()
        else:
            y = source_rect.top() - dy
    else:
        # right overflow
        dx = source_rect.left() + size.width() - screen_geom.right()
        if dx < 0:
            x = source_rect.left()
        else:
            x = source_rect.left() - dx

        if source_rect.bottom() + size.height() < screen_geom.bottom():
            y = source_rect.bottom()
        else:
            y = source_rect.top() - size.height()

    return QPoint(x, y)

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
def widget_popup_geometry(pos, widget):
    widget.ensurePolished()

    if widget.testAttribute(Qt.WA_Resized):
        size = widget.size()
    else:
        size = widget.sizeHint()

    desktop = QApplication.desktop()
    screen_geom = desktop.availableGeometry(pos)

    # Adjust the size to fit inside the screen.
    if size.height() > screen_geom.height():
        size.setHeight(screen_geom.height())
    if size.width() > screen_geom.width():
        size.setWidth(screen_geom.width())

    geom = QRect(pos, size)

    if geom.top() < screen_geom.top():
        geom.setTop(screen_geom.top())

    if geom.left() < screen_geom.left():
        geom.setLeft(screen_geom.left())

    bottom_margin = screen_geom.bottom() - geom.bottom()
    right_margin = screen_geom.right() - geom.right()
    if bottom_margin < 0:
        # Falls over the bottom of the screen, move it up.
        geom.translate(0, bottom_margin)

    # TODO: right to left locale
    if right_margin < 0:
        # Falls over the right screen edge, move the menu to the
        # other side of pos.
        geom.translate(-size.width(), 0)

    return geom

# 需要导入模块: from AnyQt.QtCore import QRect [as 别名]
# 或者: from AnyQt.QtCore.QRect import left [as 别名]
def dropdown_popup_geometry(geometry, origin, screen):
    # type: (QRect, QRect, QRect) -> QRect
    """
    Move/constrain the geometry for a drop down popup.

    Parameters
    ----------
    geometry : QRect
        The base popup geometry if not constrained.
    origin : QRect
        The origin rect from which the popup extends.
    screen : QRect
        The available screen geometry into which the popup must fit.

    Returns
    -------
    geometry: QRect
        Constrained drop down list geometry to fit into  screen
    """
    # if the popup  geometry extends bellow the screen and there is more room
    # above the popup origin ...
    geometry = QRect(geometry)
    geometry.moveTopLeft(origin.bottomLeft() + QPoint(0, 1))

    if geometry.bottom() > screen.bottom() \
            and origin.center().y() > screen.center().y():
        # ...flip the rect about the origin so it extends upwards
        geometry.moveBottom(origin.top() - 1)

    # fixup horizontal position if it extends outside the screen
    if geometry.left() < screen.left():
        geometry.moveLeft(screen.left())
    if geometry.right() > screen.right():
        geometry.moveRight(screen.right())

    # bounded by screen geometry
    return geometry.intersected(screen)