Python 将图标移动到QCheckBox中文本的右侧
我试图将QCheckBox的图标从标签的左侧移动到右侧 我检查了这些帖子:Python 将图标移动到QCheckBox中文本的右侧,python,pyqt,pyqt5,qcheckbox,Python,Pyqt,Pyqt5,Qcheckbox,我试图将QCheckBox的图标从标签的左侧移动到右侧 我检查了这些帖子: 但这两种方法似乎都不适用于QCheckBox。实际上,第二个解决方案是目前为止我所拥有的最好的解决方案,但我希望图标正好位于标签的右侧,而不是一直对齐到小部件的右侧 以下是我的实验: from PyQt5 import QtGui from PyQt5.QtCore import Qt from PyQt5.QtWidgets import QWidget, QVBoxLayout, QCheckBox, QSt
from PyQt5 import QtGui
from PyQt5.QtCore import Qt
from PyQt5.QtWidgets import QWidget, QVBoxLayout, QCheckBox, QStyle, QApplication, QLabel, QHBoxLayout
class CheckBoxWIcon(QCheckBox):
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
icon = self.icon()
icon_size = self.iconSize()
# remove icon
self.setIcon(QtGui.QIcon())
label_icon = QLabel()
label_icon.setAttribute(Qt.WA_TranslucentBackground)
label_icon.setAttribute(Qt.WA_TransparentForMouseEvents)
lay = QHBoxLayout(self)
lay.setContentsMargins(0, 0, 0, 0)
lay.addWidget(label_icon, alignment=Qt.AlignRight)
label_icon.setPixmap(icon.pixmap(icon_size))
app = QApplication([])
mw = QWidget()
layout = QVBoxLayout()
test1 = QCheckBox("Default")
test1.setIcon(app.style().standardIcon(QStyle.SP_MediaSkipForward))
test1.setStyleSheet("""QCheckBox { text-align: right; }""")
test2 = QCheckBox("Using style-sheet")
test2.setIcon(app.style().standardIcon(QStyle.SP_MediaSkipForward))
test2.setStyleSheet("""QCheckBox { text-align: left; }""")
test3 = QCheckBox("Using layout direction")
test3.setIcon(app.style().standardIcon(QStyle.SP_MediaSkipForward))
test3.setLayoutDirection(Qt.RightToLeft)
test4 = CheckBoxWIcon("Custom class", icon=QApplication.style().standardIcon(QStyle.SP_MediaSkipForward))
layout.addWidget(test1)
layout.addWidget(test2)
layout.addWidget(test3)
layout.addWidget(test4)
mw.setLayout(layout)
mw.show()
app.exec()
期望输出:
一种可能的解决方案是使用QProxyStyle修改绘画:
from PyQt5.QtCore import QRect, Qt
from PyQt5.QtGui import QIcon
from PyQt5.QtWidgets import QApplication, QCheckBox, QProxyStyle, QStyle, QWidget
class IconProxyStyle(QProxyStyle):
def drawControl(self, element, option, painter, widget=None):
if element == QStyle.CE_CheckBoxLabel:
offset = 4
icon = QIcon(option.icon)
option.icon = QIcon()
super().drawControl(element, option, painter, widget)
alignment = self.visualAlignment(
option.direction, Qt.AlignLeft | Qt.AlignVCenter
)
if not self.proxy().styleHint(QStyle.SH_UnderlineShortcut, option, widget):
alignment |= Qt.TextHideMnemonic
r = painter.boundingRect(
option.rect, alignment | Qt.TextShowMnemonic, option.text
)
option.rect.setLeft(r.right() + offset)
option.text = ""
option.icon = icon
super().drawControl(element, option, painter, widget)
def main():
import sys
app = QApplication(sys.argv)
app.setStyle("fusion")
app.setStyle(IconProxyStyle(app.style()))
button = QCheckBox(
"Test\nwith\nQProxyStyle",
icon=QApplication.style().standardIcon(QStyle.SP_MediaSkipForward),
)
# button.setStyle(IconProxyStyle(button.style()))
button.show()
sys.exit(app.exec_())
if __name__ == "__main__":
main()