mainform.cpp

一个linux进程管理器,具有以下功能: 管理系统的进程

	openFileAction->setMenuText( trUtf8( "\xe6\x89\x93\xe5\xbc\x80\xe7\x9a\x84\xe6\x96\x87\xe4\xbb\xb6\x28\x26\x46\x29" ) );
	openFileAction->setAccel( tr( "Ctrl+F" ) );
	enew_itemAction->setText( tr( "new item" ) );
	enew_itemAction->setMenuText( tr( "new item" ) );
	detailAction->setText( trUtf8( "\xe8\xaf\xa6\xe7\xbb\x86\xe4\xbf\xa1\xe6\x81\xaf\x28\x26\x44\x29" ) );
	detailAction->setMenuText( trUtf8( "\xe8\xaf\xa6\xe7\xbb\x86\xe4\xbf\xa1\xe6\x81\xaf\x28\x26\x44\x29" ) );
	detailAction->setAccel( tr( "Ctrl+D" ) );
	Action_2->setText( QString::null );
	Action_2->setMenuText( QString::null );
	signalAction->setText( trUtf8( "\xe4\xbf\xa1\xe5\x8f\xb7\x28\x26\x47\x29" ) );
	signalAction->setMenuText( trUtf8( "\xe4\xbf\xa1\xe5\x8f\xb7\x28\x26\x47\x29" ) );
	signalAction->setAccel( tr( "Ctrl+G" ) );
	childProcessAction->setText( trUtf8( "\xe5\xad\x90\xe8\xbf\x9b\xe7\xa8\x8b\x28\x26\x43\x29" ) );
	childProcessAction->setMenuText( trUtf8( "\xe5\xad\x90\xe8\xbf\x9b\xe7\xa8\x8b\x28\x26\x43\x29" ) );
	childProcessAction->setAccel( tr( "Ctrl+C" ) );
	Action->setText( QString::null );
	if (MenuBar->findItem(1))
		MenuBar->findItem(1)->setText( trUtf8( "\xe6\x96\x87\xe4\xbb\xb6\x28\x26\x46\x29" ) );
	if (MenuBar->findItem(2))
		MenuBar->findItem(2)->setText( trUtf8( "\xe7\xbc\x96\xe8\xbe\x91\x28\x26\x45\x29" ) );
	V->changeItem( V->idAt( 1 ), trUtf8( "\xe6\x9b\xb4\xe6\x96\xb0\xe9\x80\x9f\xe5\xba\xa6\x28\x26\x53\x29\x20" ) );
	if (MenuBar->findItem(3))
		MenuBar->findItem(3)->setText( trUtf8( "\xe6\x9f\xa5\xe7\x9c\x8b\x28\x26\x56\x29" ) );
	if (MenuBar->findItem(4))
		MenuBar->findItem(4)->setText( trUtf8( "\xe5\xb8\xae\xe5\x8a\xa9\x28\x26\x48\x29" ) );
}

void MainForm::init()
{
	timerID = startTimer(1000);
   // timeType = 0;
	procCollection.initialize();
	updateInfo();
    	
}

void MainForm::updateInfo()
{
	listView1->clear();
	procCollection.updateInfo();
	vector<ProcItem> v = procCollection.getProcInfo();
	char pid[18];
	char vmSize[10];
	char vmRss[10];
	char nice[10];
	for(int i = v.size()-1;i > -1;i--)
	{
		sprintf(pid,"%d",v[i].getPid());
		sprintf(vmRss,"%lu",v[i].getVmRSS());
		sprintf(vmSize,"%lu",v[i].getVmSize());
		sprintf(nice,"%d",v[i].getNice());		
		listView1->insertItem(new QListViewItem(listView1,pid,v[i].getComm(),v[i].getProcessState(),vmRss,vmSize,nice));
	}
	if(procCollection.getCpuusage() > 0)
		CPUprogressBar->setProgress(int(procCollection.getCpuusage()*100));
//	static int count =0;
	char sizedSize[10];
	char totalSize[10];
	sprintf(sizedSize,"%.1f",procCollection.getSizedMem());
	
	sprintf(totalSize,"%.1f",procCollection.getTotalMem());
	usedMemorytextLabel->setText(sizedSize);
	totalMemory->setText(totalSize);
	MemoryprogressBar->setProgress(((int)procCollection.getSizedMem()*100/procCollection.getTotalMem()));
	listView1->setSelected(listView1->lastItem(),true);
}

void MainForm::FileExit()
{
	QApplication::exit(0);
}


void MainForm::ShowAbout()
{
	About* myabout = new About(this,"about",TRUE);
	myabout->exec();

}


void MainForm::changeSpeed(QAction* action)//改变更新速度 
{
	int  t = tabWidget->currentPageIndex (); 
	if(t == 0)
		return;
	if(action == HighAction)//获得 菜单项
	{
		killTimers();
		timerID = startTimer(1000);
        //timeType = 1;//自己定义的 触发时间长 
	}
	else if(action == StandardAction)
	{
		killTimers();
		timerID = startTimer(2000);
      // timeType = 2;
	}
	else if(action == LowAction)
	{
		killTimers();
		timerID = startTimer(3000);
      //  timeType = 3;
	}
	else if(action == PauseAction)
	{
		killTimers();
		killTimer(timerID);
   //     timeType = 4;
	}
}


void MainForm::timerEvent( QTimerEvent * e)//时间触发的事件 
{
	killTimer(timerRefresh);      
	updateInfo();

}
void MainForm::EndProcess()//进程结束按钮 
{
	int t= QMessageBox::warning(this,
				    QString::fromUtf8("终止进程"),		
				    QString::fromUtf8("终止当前进程可能会影响系统运行,继续吗？"),
				    QMessageBox::Yes | QMessageBox::Default,
				    QMessageBox::No,
				    QMessageBox::Cancel | QMessageBox::Escape);
    
    
	if (t== QMessageBox::Yes)//如果选择    ‘是‘
	{
		int pid;
		sscanf(listView1->currentItem ()->text(0),"%d",&pid);
		ProcItem * p = procCollection.getSpecProcess( pid);
		ProcCollection::termProc(pid);
		updateInfo();
	}
    
    
}


void MainForm::stopProcess()
{
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);
	ProcCollection::stopProc(pid);
	updateInfo();
}


void MainForm::continueProcess()
{
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);
	ProcCollection::contPrco(pid);
	updateInfo();
}


void MainForm::killProcess()
{
	int t= QMessageBox::warning(this,
				    QString::fromUtf8("挂起进程"),		
				    QString::fromUtf8("挂起当前进程可能会影响系统运行,继续吗？\n您应该只杀死不响应的进程。"),
				    QMessageBox::Yes | QMessageBox::Default,
				    QMessageBox::No,
				    QMessageBox::Cancel | QMessageBox::Escape);
    
    
	if (t== QMessageBox::Yes)//如果选择    ‘是‘
	{
		int pid;
		sscanf(listView1->currentItem ()->text(0),"%d",&pid);
		ProcItem * p = procCollection.getSpecProcess( pid);
		ProcCollection::hupProc(pid);
		updateInfo();
	}    
}


void MainForm::openFile()
{
	OpenFiles* myopenfiles = new OpenFiles(this,"openfiles",TRUE);
      
	setopenfilesContent(myopenfiles);
    
      
	myopenfiles ->exec();
}

void MainForm::setopenfilesContent(OpenFiles* myopenfiles)//设置打开文件夹的内容
{
      //获得listview第1列的内容
	QString process = listView1->currentItem ()->text(1);
     //在打开 对话框中设置标签currentProcesslineEdit
	
	
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);
	
	char tmp[15];
	
	FileInfo v = p->getOpenedFile();
	for(int i = NUM;i >= 0 ;i--)
	{
		sprintf(tmp,"%d",i);
		if(v.count(i))
			myopenfiles->listView2->insertItem(new QListViewItem(myopenfiles->listView2,tmp,v[i]));
	}
	
	
	myopenfiles->currentProcesslineEdit->setText(process);
}


void MainForm::refreshAtonce()
{        
	timerRefresh =startTimer(100);
}


void MainForm::detailInfo()//详细信息 
{
	detailForm * detail = new detailForm(this,"detailForm",true);
	
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);
	
	char tmp[15];
	sprintf(tmp,"%d",p->getEuid());
	detail->EUIDlineEdit->setText(tmp);
	detail->EffectiveownerlineEdit->setText(p->getEffective());
	sprintf(tmp,"%d",p->getUid());
	detail->UIDlineEdit->setText(tmp);
	sprintf(tmp,"%lu s",p->getStartTime());
	detail->runTimelineEdit->setText(tmp);
	
	sprintf(tmp,"%lu ms",p->getSystemTime());
	detail->systemTimelineEdit->setText(tmp);
	
	sprintf(tmp,"%lu ms",p->getUserTime());
	detail->userTimelineEdit->setText(tmp);
    //自己添加lineedit内容
    
	detail->exec();
    
}


void MainForm::childprocessInfo()//子进程 
{
	childProcessForm *childprocess = new childProcessForm(this,"childprocesForm",true);
        
      //获得listview第1列的内容
	QString parentProcess= listView1->currentItem ()->text(1);
     //在打开 对话框中设置标签currentProcesslineEdit
	childprocess->childProcesstextLabel->setText(parentProcess);
//	childProcesslistView
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);
	
	char tmp[15];
	char child[15];
	vector<int> v = p->getChildID();
	
	for(int i = v.size()-1; i >= 0 ;i--)
	{
		sprintf(tmp,"%d",i);
		sprintf(child,"%d",v[i]);
		childprocess->childProcesslistView->insertItem(new QListViewItem(childprocess->childProcesslistView,child,procCollection.getSpecProcess(v[i])->getComm()));
	}    
     
	childprocess->exec();
      
}


void MainForm::signalInfo()//信号信息 
{
	signalForm * signal = new signalForm(this,"signalForm",true);
 //      //获得listview第1列的内容
	QString parentProcess= listView1->currentItem ()->text(1);
       //在打开 对话框中设置标签currentProcesslineEdit
	signal->signaltextLabel->setText(parentProcess);
			
	char name[20];
	char handler[20];
	int hand;
	int pid;
	sscanf(listView1->currentItem ()->text(0),"%d",&pid);
	ProcItem * p = procCollection.getSpecProcess( pid);


	vector<SigItem> v = p->getSigItems();
	for(int i = v.size()-1;i>=0;i--)
	{
		if(v[i].getIsBlocked())
			sprintf(name,"%s(BLOCK)",v[i].getSigName().c_str());
		else
			sprintf(name,"%s",v[i].getSigName().c_str());
		hand = v[i].getHand();
		if(hand == 0)
		{
			sprintf(handler,"Default");
		}
		else if(hand == 1)
		{
			sprintf(handler,"Ignore");
		}
		else 
			sprintf(handler,"%s",v[i].getAddress().c_str());
		if(strlen(handler) <= 2)
		{
			sprintf(handler,"Default");
		}
		signal->signallistView->insertItem(new QListViewItem(signal->signallistView,name,handler));	
	}		
	signal->exec();
}


void MainForm::destroy()//mainform析构函数
{ 
}


void MainForm::tabWidgetcurrentChange()//改变属性页 处理函数 
{
	int  t = tabWidget->currentPageIndex (); 
	if( t == 0)
	{
		killTimers();
		killTimer(timerID);
	}
	
	if( t == 1)
	{
		killTimers();
		timerID = startTimer(1000);
	}
	updateInfo();
}