学步园

#ifndef
__TABDLG_H__ 
#define
__TABDLG_H__ 
 
#include
<QDialog> 
 
class QWidget; 
class QFileInfo; 
class QTabWidget; 
class QDialogButtonBox; 
 
//常规选项卡 
class GeneralTab
: public QWidget 
{ 
        Q_OBJECT 
 
public: 
        GeneralTab(const QFileInfo
&fileInfo, QWidget *parent = 0); 
}; 
 
//许可权限 
class PermissionsTab
: public QWidget 
{ 
        Q_OBJECT 
 
public: 
        PermissionsTab(const QFileInfo
&fileInfo, QWidget *parent = 0); 
}; 
 
//程序 
class ApplicationsTab
: public QWidget 
{ 
        Q_OBJECT 
 
public: 
        ApplicationsTab(const QFileInfo
&fileInfo, QWidget *parent = 0);    
}; 
    
//自定义Tab对话框 
class TabDialog:public QDialog 
{ 
public: 
  TabDialog(const QString
&fileName, QWidget *parent = 0);    
private: 
  QTabWidget
*tabWidget; 
  QDialogButtonBox
*buttonBox; 
}; 
 
 
#endif //
__TABDLG_H__ 

#include
<QTabWidget> 
#include
<QWidget> 
#include
<QDialog> 
#include
<QFileInfo> 
#include
<QVBoxLayout> 
#include
<QDialogButtonBox> 
#include
<QLabel> 
#include
<QLineEdit> 
#include
<QDateTime> 
#include
<QGroupBox> 
#include
<QCheckBox> 
#include
<QListWidget> 
 
#include "tabdlg.h" 
 
TabDialog::TabDialog(const QString
&fileName, QWidget *parent):QDialog(parent) 
{ 
  QFileInfo
fileInfo(fileName); 
    
  tabWidget=new QTabWidget; 
  tabWidget->addTab(new GeneralTab(fileName),trUtf8("常规")); 
  tabWidget->addTab(new PermissionsTab(fileName),trUtf8("权限")); 
  tabWidget->addTab(new ApplicationsTab(fileName),trUtf8("应用程序")); 
    
  buttonBox=new QDialogButtonBox(QDialogButtonBox::Ok|QDialogButtonBox::Cancel); 
    
  connect(buttonBox,SIGNAL(accepted()),this,SLOT(accept()));//OK 
  connect(buttonBox,SIGNAL(rejected()),this,SLOT(reject()));//Cancel 
    
  QVBoxLayout
*mainLayout=new QVBoxLayout; 
  mainLayout->addWidget(tabWidget); 
  mainLayout->addWidget(buttonBox); 
    
  setLayout(mainLayout); 
    
  setWindowTitle(trUtf8("Tab对话框")); 
} 
    
//常规面板类构造函数实现    
GeneralTab::GeneralTab(const QFileInfo
&fileInfo, QWidget *parent) 
  :QWidget(parent) 
{ 
        
QLabel *fileNameLabel = new QLabel(trUtf8("文件名:")); 
        
QLineEdit *fileNameEdit = new QLineEdit(fileInfo.fileName());//去掉目录路径前缀后的 
 
        
QLabel *pathLabel = new QLabel(trUtf8("路径:")); 
        
QLabel *pathValueLabel = new QLabel(fileInfo.absoluteFilePath());//完整的路径名 
        
pathValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken);//设置label的样式 
 
        
QLabel *sizeLabel = new QLabel(trUtf8("大小:")); 
        
qlonglong size = fileInfo.size()/1024;//size()返回字节大小 
        
QLabel *sizeValueLabel = new QLabel(trUtf8("%1
K").arg(size)); 
        
sizeValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken); 
 
        
QLabel *lastReadLabel = new QLabel(trUtf8("上次读取时间:")); 
        
QLabel *lastReadValueLabel = new QLabel(fileInfo.lastRead().toString()); 
        
lastReadValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken); 
 
        
QLabel *lastModLabel = new QLabel(trUtf8("上次修改时间:")); 
        
QLabel *lastModValueLabel = new QLabel(fileInfo.lastModified().toString()); 
        
lastModValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken); 
 
        
QVBoxLayout *mainLayout = new QVBoxLayout; 
        
mainLayout->addWidget(fileNameLabel); 
        
mainLayout->addWidget(fileNameEdit); 
        
mainLayout->addWidget(pathLabel); 
        
mainLayout->addWidget(pathValueLabel); 
        
mainLayout->addWidget(sizeLabel); 
        
mainLayout->addWidget(sizeValueLabel); 
        
mainLayout->addWidget(lastReadLabel); 
        
mainLayout->addWidget(lastReadValueLabel); 
        
mainLayout->addWidget(lastModLabel); 
        
mainLayout->addWidget(lastModValueLabel); 
         //mainLayout->addStretch(1); 
        
setLayout(mainLayout);    
} 
 
//权限面板类 
PermissionsTab::PermissionsTab(const QFileInfo
&fileInfo, QWidget *parent) 
  :QWidget(parent) 
{ 
    //群组框 
        
QGroupBox *permissionsGroup = new QGroupBox(trUtf8("权限")); 
 
        
QCheckBox *readable = new QCheckBox(trUtf8("可读")); 
         if (fileInfo.isReadable()) 
                
readable->setChecked(true);//勾选 
 
        
QCheckBox *writable = new QCheckBox(trUtf8("可写")); 
         if (
fileInfo.isWritable() ) 
                
writable->setChecked(true); 
 
        
QCheckBox *executable = new QCheckBox(trUtf8("可执行")); 
         if (
fileInfo.isExecutable() ) 
                
executable->setChecked(true); 
 
        
QGroupBox *ownerGroup = new QGroupBox(trUtf8("所有权")); 
 
        
QLabel *ownerLabel = new QLabel(trUtf8("所有者")); 
        
QLabel *ownerValueLabel = new QLabel(fileInfo.owner()); 
        
ownerValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken); 
 
        
QLabel *groupLabel = new QLabel(trUtf8("组")); 
        
QLabel *groupValueLabel = new QLabel(fileInfo.group()); 
        
groupValueLabel->setFrameStyle(QFrame::Panel | QFrame::Sunken); 
 
        
QVBoxLayout *permissionsLayout = new QVBoxLayout; 
        
permissionsLayout->addWidget(readable); 
        
permissionsLayout->addWidget(writable); 
        
permissionsLayout->addWidget(executable); 
        
permissionsGroup->setLayout(permissionsLayout);//权限组 
 
        
QVBoxLayout *ownerLayout = new QVBoxLayout; 
        
ownerLayout->addWidget(ownerLabel); 
        
ownerLayout->addWidget(ownerValueLabel); 
        
ownerLayout->addWidget(groupLabel); 
        
ownerLayout->addWidget(groupValueLabel); 
        
ownerGroup->setLayout(ownerLayout);//所有权组 
 
        
QVBoxLayout *mainLayout = new QVBoxLayout; 
        
mainLayout->addWidget(permissionsGroup); 
        
mainLayout->addWidget(ownerGroup); 
         //mainLayout->addStretch(1); 
        
setLayout(mainLayout);    
} 
 
//应用程序选项卡类构造函数实现 
ApplicationsTab::ApplicationsTab(const QFileInfo
&fileInfo, QWidget *parent) 
  :QWidget(parent) 
{ 
        
QLabel *topLabel = new QLabel(trUtf8("打开方式...:")); 
 
        
QListWidget *applicationsListBox = new QListWidget; 
        
QStringList applications; 
 
         for (int i
= 1; i <= 30; ++i) 
                
applications.append(trUtf8("应用程序 %1").arg(i)); 
        
applicationsListBox->insertItems(0, applications); 
 
        
QCheckBox *alwaysCheckBox; 
 
         if (fileInfo.suffix().isEmpty()) 
                
alwaysCheckBox = new QCheckBox(trUtf8("始终使用该程序" 
                         "打开该类型的文件")); 
         else 
                
alwaysCheckBox = new QCheckBox(trUtf8("始终使用该程序" 
                         "打开此扩展名文件
'%1'").arg(fileInfo.suffix())); 
 
        
QVBoxLayout *layout = new QVBoxLayout; 
        
layout->addWidget(topLabel); 
        
layout->addWidget(applicationsListBox); 
        
layout->addWidget(alwaysCheckBox); 
        
setLayout(layout); 
} 

#include
<QApplication> 
#include "tabdlg.h" 
 
int main(int argc,char*
argv[]) 
{ 
  QApplication
app(argc,argv); 
  TabDialog
tabdlg("./src/tabmain.cpp"); 
  tabdlg.show(); 
  return app.exec(); 
}