main.cpp

linux下一款GIS程序源码

#include <qapplication.h>
#include <qfileinfo.h>
#include <qtranslator.h> 
#include <qstring.h>
#include <qfont.h>
#include <unistd.h>
#include <iostream.h>
#include <qtextcodec.h> 
#include "mainfrm.h"


int main( int argc, char ** argv )
{
    QApplication a( argc, argv );
    a.setDefaultCodec( QTextCodec::codecForName("GBK") ); 
    QFont font("unifont", 12);
    a.setFont(font);
    
    char buf[500];
    int count;
    count = readlink( "/proc/self/exe", buf, 500);
    if( (count>0)&&(count<500))
    {
	for (int i=count-1;i>0;i--)
	{
	    if(buf[i]=='/')
	    {
		buf[i]='\0';
		break;
	    }
	    
	}
    }
    
    QString appPath = QString(buf);
    QString langFile = appPath+"/lang_zh.qm";
    QFileInfo finfo(langFile);
    if(finfo.exists())
    {
	QTranslator *qtranslator = new QTranslator(0);
	qtranslator->load(langFile);
       a.installTranslator(qtranslator);
    }
    
    mainfrm w;
    w.show();
    a.setMainWidget(&w);
    a.connect( &a, SIGNAL( lastWindowClosed() ), &a, SLOT( quit() ) );
    return a.exec();
}