Qfileinfo

#include "fileinfo.h"

#include <QHBoxLayout>

#include <QVBoxLayout>

#include <QFileDialog>

#include <QDateTime>

FileInfo::FileInfo(QWidget *parent,Qt::WindowFlags f)

    : QDialog(parent,f)

{

    fileNameLabel = new QLabel(tr("文件名："));

    fileNameLineEdit = new QLineEdit;

    fileBtn = new QPushButton(tr("文件"));

    sizeLabel = new QLabel(tr("大小："));

    sizeLineEdit = new QLineEdit;

    createTimeLabel = new QLabel(tr("创建时间："));

    createTimeLineEdit = new QLineEdit;

    lastModifiedLabel = new QLabel(tr("最后修改时间："));

    lastModifiedLineEdit = new QLineEdit;

    lastReadLabel = new QLabel(tr("最后访问时间："));

    lastReadLineEdit = new QLineEdit;

    propertyLabel = new QLabel(tr("属性："));

    isDirCheckBox = new QCheckBox(tr("目录"));

    isFileCheckBox = new QCheckBox(tr("文件"));

    isSymLinkCheckBox = new QCheckBox(tr("符号连接"));

    isHiddenCheckBox = new QCheckBox(tr("隐藏"));

    isReadableCheckBox = new QCheckBox(tr("读"));

    isWritableCheckBox = new QCheckBox(tr("写"));

    isExecutableCheckBox = new QCheckBox(tr("执行"));

    getBtn = new QPushButton(tr("获得文件信息"));

    QGridLayout *gridLayout = new QGridLayout;

    gridLayout->addWidget(fileNameLabel,0,0);

    gridLayout->addWidget(fileNameLineEdit,0,1);

    gridLayout->addWidget(fileBtn,0,2);

    gridLayout->addWidget(sizeLabel,1,0);

    gridLayout->addWidget(sizeLineEdit,1,1,1,2);

    gridLayout->addWidget(createTimeLabel,2,0);

    gridLayout->addWidget(createTimeLineEdit,2,1,1,2);

    gridLayout->addWidget(lastModifiedLabel,3,0);

    gridLayout->addWidget(lastModifiedLineEdit,3,1,1,2);

    gridLayout->addWidget(lastReadLabel,4,0);

    gridLayout->addWidget(lastReadLineEdit,4,1,1,2);

    QHBoxLayout *layout2 = new QHBoxLayout;

    layout2->addWidget(propertyLabel);

    layout2->addStretch();

    QHBoxLayout *layout3 = new QHBoxLayout;

    layout3->addWidget(isDirCheckBox);

    layout3->addWidget(isFileCheckBox);

    layout3->addWidget(isSymLinkCheckBox);

    layout3->addWidget(isHiddenCheckBox);

    layout3->addWidget(isReadableCheckBox);

    layout3->addWidget(isWritableCheckBox);

    layout3->addWidget(isExecutableCheckBox);

    QHBoxLayout *layout4 = new QHBoxLayout;

    layout4->addWidget(getBtn);

    QVBoxLayout *mainLayout = new QVBoxLayout(this);

    mainLayout->addLayout(gridLayout);

    mainLayout->addLayout(layout2);

    mainLayout->addLayout(layout3);

    mainLayout->addLayout(layout4);

    connect(fileBtn,SIGNAL(clicked()),this,SLOT(slotFile()));

    connect(getBtn,SIGNAL(clicked()),this,SLOT(slotGet()));

}

FileInfo::~FileInfo()

{

}

void FileInfo::slotFile()

{

    QString fileName = QFileDialog::getOpenFileName(this,"打开","/","files (*)");

    fileNameLineEdit->setText(fileName);

}

void FileInfo::slotGet()

{

    QString file = fileNameLineEdit->text();

    QFileInfo info(file);

    qint64 size = info.size();

    QDateTime created = info.created();

    QDateTime lastModified = info.lastModified();

    QDateTime lastRead = info.lastRead();

    bool isDir = info.isDir();

    bool isFile = info.isFile();

    bool isSymLink = info.isSymLink();

    bool isHidden = info.isHidden();

    bool isReadable = info.isReadable();

    bool isWritable = info.isWritable();

    bool isExecutable = info.isExecutable();

    sizeLineEdit->setText(QString::number(size));

    createTimeLineEdit->setText(created.toString());

    lastModifiedLineEdit->setText(lastModified.toString());

    lastReadLineEdit->setText(lastRead.toString());

    isDirCheckBox->setCheckState(isDir?Qt::Checked:Qt::Unchecked);

    isFileCheckBox->setCheckState(isFile?Qt::Checked:Qt::Unchecked);

    isSymLinkCheckBox->setCheckState(isSymLink?Qt::Checked:Qt::Unchecked);

    isHiddenCheckBox->setCheckState(isHidden?Qt::Checked:Qt::Unchecked);

    isReadableCheckBox->setCheckState(isReadable?Qt::Checked:Qt::Unchecked);

    isWritableCheckBox->setCheckState(isWritable?Qt::Checked:Qt::Unchecked);

    isExecutableCheckBox->setCheckState(isExecutable?Qt::Checked:Qt:: Unchecked);

}