改变

Change hyperlink color in QT

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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) {
		...
	});

refer to:
https://www.lmlphp.com/user/507/article/item/13949

win32限制改变窗口大小

by

响应WM_SIZING消息，消息函数中做如下处理

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void CDemoDlg::OnSizing(UINT fwSide, LPRECT pRect)
{
	if (pRect->right - pRect->left < minWidth_)
	{
		if (fwSide == WMSZ_LEFT
			|| fwSide == WMSZ_TOPLEFT
			|| fwSide == WMSZ_BOTTOMLEFT)
		{
			pRect->left = pRect->right - minWidth_;
		}
		else
			pRect->right = pRect->left + minWidth_;
	}
	if (pRect->bottom - pRect->top < memHdcHeight_)
	{
		if (fwSide == WMSZ_TOP
			|| fwSide == WMSZ_TOPLEFT
			|| fwSide == WMSZ_TOPRIGHT)
		{
			pRect->top = pRect->bottom - minHeight_;
		}
		else
			pRect->bottom = pRect->top + minHeight_;
	}
 
	CDialogEx::OnSizing(fwSide, pRect);
}