Question

我无法使QComboBox的下拉列表具有相同的颜色。当我单击组合框时，会出现

我不希望白色边框颜色看起来像是此下拉菜单滚动条的一部分。但是，我不知道这个白色边框属于什么！它是QComboBox的QAbstractScrollArea吗？是QListView吗？是QScrollArea，QScroller还是QScrollBar？我尝试为所有这些属性设置背景颜色/边框颜色，但无济于事。以下是我的应用程序的精简版，因此您可以将其复制并粘贴到python中并运行它（不幸的是，我真的无法将其进一步缩短，抱歉！！）

import sys
import os
import urllib.request

from PyQt5.QtWidgets import QApplication, QComboBox, QMainWindow, QVBoxLayout, QWidget
from PyQt5.QtCore import QSize
from PyQt5.QtGui import QPixmap, QIcon


class MainWindow(QMainWindow):

    def __init__(self, app):
        super().__init__()

        self.vlayout = QVBoxLayout()
        self.main_widget = QWidget()
        self.init_combobox()
        self.main_widget.setLayout(self.vlayout)
        self.setCentralWidget(self.main_widget)
        self.show()

    def init_combobox(self):

        data_solid = urllib.request.urlopen('https://i.imgur.com/fbrdSkv.png').read()
        pixmap_solid = QPixmap()
        pixmap_solid.loadFromData(data_solid)

        data_dashed = urllib.request.urlopen('https://i.imgur.com/gI9oHKm.png').read()
        pixmap_dashed = QPixmap()
        pixmap_dashed.loadFromData(data_dashed)

        data_dotted = urllib.request.urlopen('https://i.imgur.com/AAu4TrX.png').read()
        pixmap_dotted = QPixmap()
        pixmap_dotted.loadFromData(data_dotted)

        cbox = QComboBox()
        cbox.setObjectName('linestylecbox')
        cbox.setFixedSize(75, 25)
        cbox.addItem(QIcon(pixmap_solid), '')
        cbox.addItem(QIcon(pixmap_dashed), '')
        cbox.addItem(QIcon(pixmap_dotted), '')
        cbox.setIconSize(QSize(75, 25))
        cbox.setContentsMargins(0, 0, 50, 0)
        cbox.setStyleSheet('''
            QComboBox#linestylecbox 
            {
                background-color: black;
                color: black;
                font: 10px Lucida Sans;
                border: 0px solid black;
                margin: 0px;
            }

            QComboBox#linestylecbox::drop-down 
            {
                border: 0px;
                border-top: 0px;
                border-color: black;
                background-color: black;
                font: 10px Lucida Sans;
            }

            QComboBox#linestylecbox QListView
            {
                background-color: black;
                color: black;
            }
        ''')

        self.vlayout.addWidget(cbox)



if __name__ == '__main__':
    app = QApplication(sys.argv)
    mw = MainWindow(app)
    sys.exit(app.exec_())

在PyQt5中设置组合框的滚动区域边框/背景颜色

0 个答案: