SmartPDCode/Qt/Qt_Test/msgwidget.cpp

#include "msgwidget.h"
#include "ui_msgwidget.h"
#include <QDebug>
MSGWidget::MSGWidget(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::MSGWidget)
{
    ui->setupUi(this);
    setWindowFlags(Qt::Dialog | Qt::FramelessWindowHint);
    setAttribute(Qt::WA_TranslucentBackground);
    ui->label_Data->setWordWrap(true);
}

MSGWidget::~MSGWidget()
{
    delete ui;
}

void MSGWidget::SetText(QString strShow)
{
    ui->label_Data->setText(strShow);
}

void MSGWidget::setFW(int nW)
{
    int nHightData=ui->label_Data->heightForWidth(nW-10);
    int nHight=ui->label_Warning->heightForWidth(nW-10);
    int nSum=nHightData+nHight+2;

    //ui->label_Data->adjustSize();
    //ui->label_Data->updateGeometry();
    ui->label_Data->setFixedSize(nW-10,nHightData);
    ui->label_Warning->setFixedSize(nW-10,nHight);
    //this->setFixedSize(nW,nW);
    update(); // 可选：强制重绘整个窗口
    qDebug()<<"MSGWidget label_Size"<<ui->label_Data->size().width()<<"X"<<ui->label_Data->size().height();
    qDebug()<<"MSGWidget label2_Size"<<ui->label_Warning->size().width()<<"X"<<ui->label_Warning->size().height();
    qDebug()<<"MSGWidget heightForWidth"<<nHightData;
    qDebug()<<"MSGWidget setFixedSize"<<nW<<"X"<<nSum;
}