QTextEdit/QPlainTextEdit 等_默认的滚动条_宽度调节
1、
已测试OK(红米note):
ui->plainTextEdit->verticalScrollBar()->setStyleSheet("QScrollBar:vertical { width: 100px; }");
2、
未测试:
QScrollBar* pScrollbar = new QScrollBar();
pScrollbar->setMinimumWidth(200);
ui->textEdit->setVerticalScrollBar(pScrollbar);