颜色

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	// ui->btnEdit is a QLabel.
	ui->btnEdit->setText(QString("<a href=\"localhost\"><font color=\"#ff0000\">") + tr("Edit") + QString("</font></a>"));
	ui->btnEdit->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	connect(ui->btnEdit, &QLabel::linkActivated, [=, this](QString url) {
		...
	});

// ui->btnEdit is a QLabel. ui->btnEdit->setText(QString("<a href=\"localhost\"><font color=\"#ff0000\">") + tr("Edit") + QString("</font></a>")); ui->btnEdit->setAlignment(Qt::AlignLeft | Qt::AlignVCenter); connect(ui->btnEdit, &QLabel::linkActivated, [=, this](QString url) { ... });