#include "widget.h"
#include "ui_widget.h"
#include <QFile>
#include <QFileInfo>
#include <QTextCodec>
#include <QTextStream>
#include <QDir>
#include <QDirIterator>
#include <QFileDialog>
Widget::Widget(QWidget *parent) :QWidget(parent),
ui(new Ui::Widget)
{
ui->setupUi(this);
// 添加编码
QStringList items;
items << "UTF-8"<<"GBK";
ui->comboBoxCodecSource->clear();
ui->comboBoxCodecDest->clear();
ui->comboBoxCodecSource->addItems(items);
ui->comboBoxCodecSource->setCurrentText("GBK");
ui->comboBoxCodecDest->addItems(items);
ui->comboBoxCodecDest->setCurrentText("UTF-8");
m_strTrPath = "";//目录路径
}
Widget::~Widget()
{
delete ui;
}
void Widget::on_btnProject_clicked()
{
static QString strDir = "d:/";//初始目录
strDir = QFileDialog::getExistingDirectory(this, tr("选择目录"),
strDir,
QFileDialog::ShowDirsOnly |
QFileDialog::DontResolveSymlinks);
// 选择工程目录
if (!strDir.isEmpty())
{
m_strTrPath = strDir;
ui->labelStatus->setText(QString("选择目录[%1]").arg(strDir));
}
else
strDir = "d:/";
}
void Widget::on_btnChange_clicked()//点击开始转换按钮
{
QDir dir (m_strTrPath);
QDirIterator dirIterator(m_strTrPath,
QDir::AllDirs | QDir::NoSymLinks | QDir::NoDotAndDotDot,
QDirIterator::Subdirectories);
ui->textBrowser->clear();
do {
QStringList filters;
filters << "*.pro" << "*.cpp" << "*.h";
dir.setPath(m_strTrPath);
ui->textBrowser->append(QString("<span style=\" color:#FF0000;\">进入目录:</span> [ %1 ] <br>").arg(m_strTrPath));
// 转换文件
foreach (QFileInfo fileInfo, dir.entryInfoList(filters))
changeTextcodec(fileInfo.absoluteFilePath()); // 转换编码
} while (dirIterator.hasNext()&&(m_strTrPath = dirIterator.next())!="");
}
void Widget::changeTextcodec(QString fileName)//改变文本编码的关键代码，fileName是带路径的文件名
{
QFile fileRead(fileName);
fileRead.open(QIODevice::ReadOnly);
QTextStream out(&fileRead);
//这一句需要知道文本当前的编码格式
out.setCodec(QTextCodec::codecForName(ui->comboBoxCodecSource->currentText().toLatin1()));
out.setAutoDetectUnicode(true);
QString strTemp;
QStringList strContents;
while (!out.atEnd()) {
strTemp = out.readLine();
strContents << strTemp;
}
fileRead.close();
QFile fielWrite(fileName);
if (!fielWrite.open(QIODevice::ReadWrite | QIODevice::Text | QIODevice::Truncate)) {
ui->labelStatus->setText("文件打开失败!");
return;
}
QTextStream in(&fielWrite);
in.setCodec(QTextCodec::codecForName(ui->comboBoxCodecDest->currentText().toLatin1()));
in.setAutoDetectUnicode(true);
for (int i = 0; i < strContents.size(); i++)
in << strContents.at(i) << endl;
fielWrite.close();
ui->textBrowser->append(QString("<span style=\" color:#0000FF;\">转换完成:</span> [ %1 ] <br>").arg(fileName));
}
