form1.ui.h

用QT库写的查看二进制文件数据的程序

/****************************************************************************
** ui.h extension file, included from the uic-generated form implementation.
**
** If you want to add, delete, or rename functions or slots, use
** Qt Designer to update this file, preserving your code.
**
** You should not define a constructor or destructor in this file.
** Instead, write your code in functions called init() and destroy().
** These will automatically be called by the form's constructor and
** destructor.
*****************************************************************************/
#include <qfiledialog.h> 
#include "qpainter.h"

void Form1::fileOpen()
{
  Q_INT16 tp;
  QString sr;
  QString ssr;

 QString	fileName = QFileDialog::getOpenFileName(
							QString::null, tr("SEGY (*.sgy);;TXT (*.txt);;(*.*)"),
							this, tr("Data File") );
    FName=fileName;
 QFile file( fileName );
	file.open( IO_ReadWrite ) ;
	
   QDataStream stream( &file );
	stream.setByteOrder( QDataStream::BigEndian );
   QIODevice::Offset offsets;
   offsets=3600;
	while(offsets!=3600+(1500*4+240)*3)
	{	
		offsets+=2;
		file.at(offsets);
         stream>>tp;
	    ssr+=sr.setNum(tp)+' '; 
		
	}
       textEdit1->setText(ssr);
/*	QString fileName=QFileDialog::getOpenFileName(NULL,"(*.SGY *.sey *.jpg *.BMP)", this, NULL, NULL );
    if( fileName == QString::null ) return;
    QImage img;
	img.load(fileName,0);
	QPixmap pix(img);
	QPainter painter(this);
	painter.drawPixmap(100,100,pix);*/


}






void Form1::editshow()
{   
    Q_INT16 ts ;
    QString sr;
     QFile file( FName );
	file.open( IO_ReadWrite ) ;
	
   QDataStream stream( &file );
   
   QIODevice::Offset offsets;
   offsets=lineEdit1->text().toInt();
   file.at(offsets);
         stream>>ts;
	 lineEdit2->setText(sr.setNum(ts));
	 
	 
   
}