[英]pyqt5 can't apply border to framelesswindow
I applied border width and border color via setStyleSheet funciton in pyqt5.我通过 pyqt5 中的 setStyleSheet 函数应用了边框宽度和边框颜色。 But when I use it in frameless window, border not applied.
但是当我在无框 window 中使用它时,没有应用边框。 any issue in my code?
我的代码有什么问题吗? I need help.
我需要帮助。 Here comes my code.
我的代码来了。
import sys
from PyQt5.QtWidgets import QWidget,QApplication
from PyQt5.QtCore import Qt,QPoint
class CommonFramelessWidget(QWidget):
def __init__(self,parent):
super(CommonFramelessWidget,self).__init__(parent)
self.setWindowFlags(Qt.Window|Qt.FramelessWindowHint)
self.setStyleSheet('border:5px black; background-color:red;')
def mousePressEvent(self, event):
self.oldPos = event.globalPos()
def mouseMoveEvent(self,e):
delta = QPoint (e.globalPos() - self.oldPos)
self.move(self.x() + delta.x(), self.y() + delta.y())
self.oldPos = e.globalPos()
if __name__ == "__main__":
app = QApplication(sys.argv)
mw = CommonFramelessWidget(None)
mw.show()
sys.exit(app.exec_())
You have to set the border type, in addition to activating the Qt::WA_StyledBackground attribute so that it uses the information of the stylesheet as the background style:除了激活 Qt::WA_StyledBackground 属性之外,您还必须设置边框类型,以便它使用样式表的信息作为背景样式:
import sys
from PyQt5.QtWidgets import QWidget, QApplication
from PyQt5.QtCore import Qt, QPoint
class CommonFramelessWidget(QWidget):
def __init__(self, parent=None):
super(CommonFramelessWidget, self).__init__(parent)
self.setWindowFlags(Qt.Window | Qt.FramelessWindowHint)
self.setStyleSheet("border: 5px solid black; background-color:red;")
self.setAttribute(Qt.WA_StyledBackground)
self.resize(640, 480)
def mousePressEvent(self, event):
self.oldPos = event.globalPos()
super(CommonFramelessWidget, self).mousePressEvent(event)
def mouseMoveEvent(self, e):
delta = QPoint(e.globalPos() - self.oldPos)
self.move(self.pos() + delta)
self.oldPos = e.globalPos()
super(CommonFramelessWidget, self).mouseMoveEvent(e)
if __name__ == "__main__":
app = QApplication(sys.argv)
mw = CommonFramelessWidget()
mw.show()
sys.exit(app.exec_())
Try it:试试看:
import sys
from PyQt5.QtWidgets import QWidget, QApplication
from PyQt5.QtCore import Qt, QPoint
class CommonFramelessWidget(QWidget):
def __init__(self):
super().__init__()
self.setWindowFlags(Qt.Window| Qt.FramelessWindowHint)
# self.setStyleSheet('border: 5px black; background-color:red;')
self.widget = QWidget(self)
self.widget.setStyleSheet('.QWidget {border: 5px solid rgb(255, 0, 0); background-color: blue;}')
self.widget.setFixedSize(700, 500)
def mousePressEvent(self, event):
self.oldPos = event.globalPos()
def mouseMoveEvent(self,e):
delta = QPoint (e.globalPos() - self.oldPos)
self.move(self.x() + delta.x(), self.y() + delta.y())
self.oldPos = e.globalPos()
if __name__ == "__main__":
app = QApplication(sys.argv)
mw = CommonFramelessWidget()
mw.show()
sys.exit(app.exec_())
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.