def _snapAlertPixmaps(self, index, level):
""" Snap the alert pixmaps for the specified tab.
Parameters
----------
index : int
The index of the tab of interest.
level : unicode
The alert level for which to snap the pixmaps.
"""
# Force an internal update of the stylesheet rules
self.setProperty(u'alert', level)
repolish(self)
# Setup the style option for the control
opt = QStyleOptionTabV3()
self.initStyleOption(opt, index)
opt.rect.moveTo(0, 0)
# Snap the normal pixmap
opt.state &= ~QStyle.State_Selected
normal = QPixmap(opt.rect.size())
normal.fill(Qt.transparent)
painter = QStylePainter(normal, self)
painter.initFrom(self)
painter.drawControl(QStyle.CE_TabBarTab, opt)
# Snap the selected pixmap
opt.state |= QStyle.State_Selected
selected = QPixmap(opt.rect.size())
selected.fill(Qt.transparent)
painter = QStylePainter(selected, self)
painter.initFrom(self)
painter.drawControl(QStyle.CE_TabBarTab, opt)
# Reset the internal stylesheet style
self.setProperty(u'alert', None)
repolish(self)
# Update the internal tab data
data = self._tab_data[index]
data.normal = normal
data.selected = selected
data.alerted = True
# Flip the alert flag so the pixmaps are painted
self._has_alerts = True
def paintEvent(self, event):
""" Handle the paint event for the button.
"""
painter = QStylePainter(self)
opt = QStyleOptionButton()
self.initStyleOption(opt)
opt.state &= ~QStyle.State_HasFocus # don't draw the focus rect
p = self.position()
if p == QDockBar.East:
size = opt.rect.size()
size.transpose()
opt.rect.setSize(size)
painter.rotate(90)
painter.translate(0, -size.height())
elif p == QDockBar.West:
size = opt.rect.size()
size.transpose()
opt.rect.setSize(size)
painter.rotate(-90)
painter.translate(-size.width(), 0)
painter.drawControl(QStyle.CE_PushButton, opt)
def paintEvent(self, event):
""" Handle the paint event for the button.
"""
painter = QStylePainter(self)
opt = QStyleOptionButton()
self.initStyleOption(opt)
opt.state &= ~QStyle.State_HasFocus # don't draw the focus rect
p = self.position()
if p == QDockBar.East:
size = opt.rect.size()
size.transpose()
opt.rect.setSize(size)
painter.rotate(90)
painter.translate(0, -size.height())
elif p == QDockBar.West:
size = opt.rect.size()
size.transpose()
opt.rect.setSize(size)
painter.rotate(-90)
painter.translate(-size.width(), 0)
painter.drawControl(QStyle.CE_PushButton, opt)