def paintEvent(self, event):
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
# 反锯齿
painter.setRenderHint(QPainter.Antialiasing)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def StyledWidget_paintEvent(self, event):
"""A default styled QWidget subclass paintEvent function.
"""
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, event):
opt = QStyleOption()
opt.initFrom(self)
opt.state |= (QStyle.State_Sunken
if self.isDown() else QStyle.State_Raised)
p = QStylePainter(self)
p.drawPrimitive(QStyle.PE_Widget, opt)
def paintEvent(self, event):
"""解决继承的QWidget qss无效"""
super(BallWidget, self).paintEvent(event)
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def pixmap(name, size, mode, state):
"""Returns a (possibly cached) pixmap of the name and size with the default text color.
The state argument is ignored for now.
"""
if mode == QIcon.Selected:
color = QApplication.palette().highlightedText().color()
else:
color = QApplication.palette().text().color()
key = (name, size.width(), size.height(), color.rgb(), mode)
try:
return _pixmaps[key]
except KeyError:
i = QImage(size, QImage.Format_ARGB32_Premultiplied)
i.fill(0)
painter = QPainter(i)
# render SVG symbol
QSvgRenderer(os.path.join(__path__[0], name + ".svg")).render(painter)
# recolor to text color
painter.setCompositionMode(QPainter.CompositionMode_SourceIn)
painter.fillRect(i.rect(), color)
painter.end()
# let style alter the drawing based on mode, and create QPixmap
pixmap = QApplication.style().generatedIconPixmap(
mode, QPixmap.fromImage(i), QStyleOption())
_pixmaps[key] = pixmap
return pixmap
def paintEvent(self, event):
option = QStyleOption()
option.initFrom(self)
h = option.rect.height()
w = option.rect.width()
if self.m_shape in (QLed.Triangle, QLed.Round):
aspect = (4 / 3.0) if self.m_shape == QLed.Triangle else 2.0
ah = w / aspect
aw = w
if ah > h:
ah = h
aw = h * aspect
x = abs(aw - w) / 2.0
y = abs(ah - h) / 2.0
bounds = QRectF(x, y, aw, ah)
else:
size = min(w, h)
x = abs(size - w) / 2.0
y = abs(size - h) / 2.0
bounds = QRectF(x, y, size, size)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing, True)
(dark_r, dark_g, dark_b) = self.colours[self.m_onColour if self.
m_value else self.m_offColour]
dark_str = "rgb(%d,%d,%d)" % (dark_r, dark_g, dark_b)
light_str = "rgb(%d,%d,%d)" % self.adjust(dark_r, dark_g, dark_b)
shape = self.shapes[self.m_shape] % (dark_str, light_str)
shape = shape.encode('utf-8')
self.renderer.load(QByteArray(shape))
self.renderer.render(painter, bounds)
def drawIndicatorIcon(palette, style):
pix = QPixmap(14, 14)
pix.fill(Qt.transparent)
branchOption = QStyleOption()
#r = QRect(QPoint(0, 0), pix.size())
branchOption.rect = QRect(2, 2, 9, 9) ## ### hardcoded in qcommonstyle.cpp
branchOption.palette = palette
branchOption.state = QStyle.State_Children
p = QPainter()
## Draw closed state
p.begin(pix)
style.drawPrimitive(QStyle.PE_IndicatorBranch, branchOption, p)
p.end()
rc = QIcon(pix)
rc.addPixmap(pix, QIcon.Selected, QIcon.Off)
## Draw opened state
branchOption.state |= QStyle.State_Open
pix.fill(Qt.transparent)
p.begin(pix)
style.drawPrimitive(QStyle.PE_IndicatorBranch, branchOption, p)
p.end()
rc.addPixmap(pix, QIcon.Normal, QIcon.On)
rc.addPixmap(pix, QIcon.Selected, QIcon.On)
return rc
def paintEvent(self, event):
"Reimplementation of paintEvent to allow for style sheets"
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
painter.end()
def paintEvent(self, event):
# 解决QSS问题
option = QStyleOption()
option.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, option, painter, self)
super(CustomPaintWidget, self).paintEvent(event)
def paintEvent(self, event):
"""由于继承的问题会导致子控件QWidget无法通过QSS设置样式,需要重写该方法"""
option = QStyleOption()
option.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, option, painter, self)
QWidget.paintEvent(self, event)
def paintEvent(self, _):
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
if self.show_pieces:
if len(self.pieces) == 0: # Nothing to paint
return
if len(self.pieces) <= self.width(): # We have less pieces than pixels
piece_width = self.width() / float(len(self.pieces))
for i in range(len(self.pieces)):
if self.pieces[i]:
painter.fillRect(
QRect(float(i) * piece_width, 0, math.ceil(piece_width), self.height()), QColor(230, 115, 0)
)
else: # We have more pieces than pixels, group pieces
pieces_per_pixel = len(self.pieces) / float(self.width())
for i in range(self.width()):
begin_piece = int(pieces_per_pixel * i)
end_piece = int(begin_piece + pieces_per_pixel)
piece_sum = 0
for j in range(begin_piece, end_piece):
piece_sum += self.pieces[j]
qt_color = QColor()
qt_color.setHsl(26, 255, 128 + 127 * (1 - piece_sum / pieces_per_pixel))
painter.fillRect(QRect(i, 0, 10, self.height()), qt_color)
else:
painter.fillRect(QRect(0, 0, self.width() * self.fraction, self.height()), QColor(230, 115, 0))
def paintEvent(self, event):
'''
避免多重传值后的功能失效，从而可以继续使用qss设置样式
'''
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, event):
option = QStyleOption()
option.initFrom(self)
painter = QStylePainter(self)
painter.setRenderHint(QStylePainter.Antialiasing, True)
painter.drawPrimitive(
QStyle.PE_Widget if self.testAttribute(Qt.WA_NoSystemBackground)
else QStyle.PE_Frame, option)
def paintEvent(self, event):
painter = QPainter(self)
option = QStyleOption()
option.rect = self.rect()
option.state = QStyle.State_Horizontal
option.palette = self.palette()
self.style().drawPrimitive(QStyle.PE_IndicatorToolBarSeparator, option,
painter, self)
def getSyleOptions(self):
options = QStyleOption()
options.initFrom(self.clazz)
size = options.rect.size()
size.transpose()
options.rect.setSize(size)
options.features = QStyleOption.SO_Default
return options
def paintEvent(self, event):
'''
Birden çok değer aktarımından sonra işlev arızasını önlemek için, stili ayarlamak için qss kullanmaya devam edebilirsiniz.
'''
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, event):
#Subclasses from QWidget loses their ability to use StyleSheets
#In order to use the StyleSheets you need to provide a paintEvent to the custom widget.
#This part of code is based on https://stackoverflow.com/questions/2565963/pyqt4-qwidget-subclass-not-responding-to-new-setstylesheet-background-colour
opt = QStyleOption()
#opt.init(self)
opt.initFrom(self)
painter = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, event):
painter = QPainter(self)
pixmap = QPixmap().fromImage(self._bgImage, Qt.AutoColor)
painter.drawPixmap(self.rect(), pixmap)
opt = QStyleOption()
opt.initFrom(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
super().paintEvent(event)
def paintEvent(self, event):
'''无边框透明后圆角问题'''
super(FramelessWindow, self).paintEvent(event)
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
painter.setRenderHint(QPainter.Antialiasing)
painter.setPen(QPen(QColor(0, 0, 0, 1), 2 * self.margin))
painter.drawRect(self.rect())
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, paintEvent):
"""
This is needed for the widget to pick the stylesheet.
:type paintEvent: QPaintEvent
"""
option = QStyleOption()
option.initFrom(self)
painter = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, option, painter, self)
def paintEvent(self, pe):
"""
@Overrides default QWidget method
:param pe:
:return:
"""
o = QStyleOption()
o.initFrom(self)
p = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, o, p, self)
def paintEvent(self, event):
super(EditorBase, self).paintEvent(event)
opt = QStyleOption()
opt.initFrom(self)
c = opt.palette.color(QPalette.Window)
# this should allow changing color directly too
# as well as saving recoloring when it's already colored
if self._stylebackgroundColor != c.name():
self.set_background_color(c.name())
self.setMarginsBackgroundColor(c.darker(110))
self._stylebackgroundColor = c.name()
def paintEvent(self, paint_event: QPaintEvent):
"""
Override painEvent in order to support stylesheets.
:param paint_event:
:return:
"""
style_option = QStyleOption()
style_option.initFrom(self)
painter = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, style_option, painter, self)
def paintEvent(self, event):
QToolButton.paintEvent(self, event)
painter = QPainter(self)
opt = QStyleOption()
opt.initFrom(self)
opt.rect = QRect(6, self.rect().center().y() - 3, 8, 8)
opt.rect.translate(0, -3)
style = self.style()
style.drawPrimitive(QStyle.PE_IndicatorArrowUp, opt, painter, self)
opt.rect.translate(0, 6)
style.drawPrimitive(QStyle.PE_IndicatorArrowDown, opt, painter, self)
def paintEvent(self, event):
"""
self is derived from QWidget, Stylesheets don't work unless \
paintEvent is reimplemented.y
at the same time, if self is derived from QFrame, this isn't needed.
"""
option = QStyleOption()
option.initFrom(self)
painter = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, option, painter, self)
def drawPrimitive(self, element, option, paintery, widget=None):
if element == self.PE_IndicatorItemViewItemDrop and not option.rect.isNull(
):
optionNew = QStyleOption(option)
optionNew.rect.setLeft(0)
# optionNew.rect.setTop(0)
if widget:
optionNew.rect.setRight(widget.width())
option = optionNew
paintery.setPen(QColor("#262525"))
super().drawPrimitive(element, option, paintery, widget)
def paintEvent(self, paint_event: QPaintEvent):
if self.p:
painter = QPainter(self)
painter.setRenderHint(QPainter.SmoothPixmapTransform)
painter.drawPixmap(self.rect(), self.p)
# Support stylesheets
style_option = QStyleOption()
style_option.initFrom(self)
painter = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, style_option, painter, self)
def paintEvent(self, event):
""" Метод переопределён для корректной работы стилей
для класса Task, унаследованного от QWidget
Args:
event: событие
"""
opt = QStyleOption()
opt.initFrom(self)
qp = QPainter(self)
style = self.style()
style.drawPrimitive(QStyle.PE_Widget, opt, qp, self)
def paintEvent(self, event):
"""
重写paintEvent 否则不能使用样式表定义外观
:param evt:
:return:
"""
opt = QStyleOption()
opt.initFrom(self)
painter = QPainter(self)
# 反锯齿
painter.setRenderHint(QPainter.Antialiasing)
self.style().drawPrimitive(QStyle.PE_Widget, opt, painter, self)
def paintEvent(self, paint_event):
"""
A simple override to the `QWidget.paintEvent` required soo the QSS
rules have effect over `QWidget` subclasses.
From: http://doc.qt.io/qt-5/stylesheet-reference.html#qwidget-widget
:type paint_event: PyQt5.QtGui.QPaintEvent
"""
opt = QStyleOption()
opt.initFrom(self)
p = QPainter(self)
self.style().drawPrimitive(QStyle.PE_Widget, opt, p, self)
