本文整理汇总了Python中PyQt4.QtCore.QPropertyAnimation.setDirection方法的典型用法代码示例。如果您正苦于以下问题：Python QPropertyAnimation.setDirection方法的具体用法？Python QPropertyAnimation.setDirection怎么用？Python QPropertyAnimation.setDirection使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类PyQt4.QtCore.QPropertyAnimation的用法示例。
在下文中一共展示了QPropertyAnimation.setDirection方法的2个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: _start_animation
# 需要导入模块: from PyQt4.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt4.QtCore.QPropertyAnimation import setDirection [as 别名]
def _start_animation(self, show=True):
if not self.USE_ANIMATIONS:
g = self.child.geometry()
self.child_state = self.STATE_ANIMATING
if show:
g.setHeight(self.preferred_size.height())
else:
g.setHeight(0)
self.child.setGeometry(g)
self.mandated_size.setHeight(g.height())
self.update()
self.child_state = self.STATE_VISIBLE if show else self.STATE_HIDDEN
return
self.update()
a = QPropertyAnimation(self.child, "geometry", self)
g = self.child.geometry()
g.setHeight(0)
a.setStartValue(g)
g.setHeight(self.preferred_size.height())
a.setEndValue(g)
a.setEasingCurve(QEasingCurve.OutQuad)
a.setDuration(self.duration)
def valueChanged(qv):
r = qv.toRect()
self.mandated_size.setHeight(r.height())
self.update()
connect(a, SIGNAL("valueChanged(QVariant)"), valueChanged)
if not show:
a.setDirection(a.Backward)
connect(a, SIGNAL("finished()"), lambda: setattr(self, "child_state", self.STATE_HIDDEN))
else:
a.setDirection(a.Forward)
connect(a, SIGNAL("finished()"), lambda: setattr(self, "child_state", self.STATE_VISIBLE))
self.child_state = self.STATE_ANIMATING
a.start(a.DeleteWhenStopped)示例2: ScreensharingToolbox
# 需要导入模块: from PyQt4.QtCore import QPropertyAnimation [as 别名]
# 或者: from PyQt4.QtCore.QPropertyAnimation import setDirection [as 别名]
class ScreensharingToolbox(base_class, ui_class):
exposedPixels = 3
def __init__(self, parent):
super(ScreensharingToolbox, self).__init__(parent)
with Resources.directory:
self.setupUi()
parent.installEventFilter(self)
self.animation = QPropertyAnimation(self, 'pos')
self.animation.setDuration(250)
self.animation.setDirection(QPropertyAnimation.Forward)
self.animation.setEasingCurve(QEasingCurve.Linear) # or OutCirc with 300ms
self.retract_timer = QTimer(self)
self.retract_timer.setInterval(3000)
self.retract_timer.setSingleShot(True)
self.retract_timer.timeout.connect(self.retract)
self.resize(self.size().expandedTo(self.toolbox_layout.minimumSize()))
def setupUi(self):
super(ScreensharingToolbox, self).setupUi(self)
# fix the SVG icons, as the generated code loads them as pixmaps, losing their ability to scale -Dan
scale_icon = QIcon()
scale_icon.addFile(Resources.get('icons/scale.svg'), mode=QIcon.Normal, state=QIcon.Off)
viewonly_icon = QIcon()
viewonly_icon.addFile(Resources.get('icons/viewonly.svg'), mode=QIcon.Normal, state=QIcon.Off)
screenshot_icon = QIcon()
screenshot_icon.addFile(Resources.get('icons/screenshot.svg'), mode=QIcon.Normal, state=QIcon.Off)
fullscreen_icon = QIcon()
fullscreen_icon.addFile(Resources.get('icons/fullscreen.svg'), mode=QIcon.Normal, state=QIcon.Off)
fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Normal, state=QIcon.On)
fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Active, state=QIcon.On)
fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Disabled, state=QIcon.On)
fullscreen_icon.addFile(Resources.get('icons/fullscreen-exit.svg'), mode=QIcon.Selected, state=QIcon.On)
minimize_icon = QIcon()
minimize_icon.addFile(Resources.get('icons/minimize.svg'), mode=QIcon.Normal, state=QIcon.Off)
minimize_icon.addFile(Resources.get('icons/minimize-active.svg'), mode=QIcon.Active, state=QIcon.Off)
close_icon = QIcon()
close_icon.addFile(Resources.get('icons/close.svg'), mode=QIcon.Normal, state=QIcon.Off)
close_icon.addFile(Resources.get('icons/close-active.svg'), mode=QIcon.Active, state=QIcon.Off)
self.scale_action.setIcon(scale_icon)
self.viewonly_action.setIcon(viewonly_icon)
self.screenshot_action.setIcon(screenshot_icon)
self.fullscreen_action.setIcon(fullscreen_icon)
self.minimize_action.setIcon(minimize_icon)
self.close_action.setIcon(close_icon)
self.scale_button.setIcon(scale_icon)
self.viewonly_button.setIcon(viewonly_icon)
self.screenshot_button.setIcon(screenshot_icon)
self.fullscreen_button.setIcon(fullscreen_icon)
self.minimize_button.setIcon(minimize_icon)
self.close_button.setIcon(close_icon)
self.scale_button.setDefaultAction(self.scale_action)
self.viewonly_button.setDefaultAction(self.viewonly_action)
self.screenshot_button.setDefaultAction(self.screenshot_action)
self.fullscreen_button.setDefaultAction(self.fullscreen_action)
self.minimize_button.setDefaultAction(self.minimize_action)
self.close_button.setDefaultAction(self.close_action)
self.color_depth_button.clear()
self.color_depth_button.addItem('Default Color Depth', ServerDefault)
self.color_depth_button.addItem('TrueColor (24 bits)', TrueColor)
self.color_depth_button.addItem('HighColor (16 bits)', HighColor)
self.color_depth_button.addItem('LowColor (8 bits)', LowColor)
def eventFilter(self, watched, event):
if watched is self.parent() and event.type() == QEvent.Resize:
new_x = (watched.width() - self.width()) / 2
self.move(new_x, self.y())
self.animation.setStartValue(QPoint(new_x, -self.height() + self.exposedPixels))
self.animation.setEndValue(QPoint(new_x, 0))
return False
def enterEvent(self, event):
super(ScreensharingToolbox, self).enterEvent(event)
self.retract_timer.stop()
self.expose()
def leaveEvent(self, event):
super(ScreensharingToolbox, self).leaveEvent(event)
self.retract_timer.start()
def paintEvent(self, event): # make the widget style aware
option = QStyleOption()
option.init(self)
painter = QStylePainter(self)
painter.drawPrimitive(QStyle.PE_Widget, option)
def expose(self):
if self.animation.state() == QPropertyAnimation.Running and self.animation.direction() == QPropertyAnimation.Forward:
return
elif self.animation.state() == QPropertyAnimation.Stopped and self.pos() == self.animation.endValue():
return
self.animation.setDirection(QPropertyAnimation.Forward)
self.animation.start()
def retract(self):
#.........这里部分代码省略.........