#include <QFileDialog>

#include <QMessageBox>

#include "decoderwidget.h"

#include "ui_decoderwidget.h"

DecoderWidget::DecoderWidget(QWidget *parent) :

QWidget(parent),

ui(new Ui::DecoderWidget)

{

ui->setupUi(this);

decode = new QZXing(QZXing::DecoderFormat_MAXICODE);

}

DecoderWidget::~DecoderWidget()

{

delete ui;

}

void DecoderWidget::on_btnInput_clicked()

{

file = QFileDialog::getOpenFileName(this,tr("选择二维码"),".",tr("Image (*.png *.jpg)"));

QPixmap pixmap(file);

ui->label->setPixmap(pixmap);

}

//解码输出

void DecoderWidget::on_btnOut_clicked()

{

QImage a(file);

QString strQRCode = decode->decodeImage(a);

if(!strQRCode.isEmpty())

{

ui->plainTextEdit->appendPlainText(strQRCode);

qDebug()<<tr("解析数据:")<<strQRCode;

}

else

{

QMessageBox::warning(this,tr("警告"),tr("识别二维码信息失败！"));

}

}