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141 lines
3.8 KiB
141 lines
3.8 KiB
/***************************************************************************
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cpudisplay.cpp - description
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-------------------
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begin : Sun Nov 25 2001
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copyright : (C) 2001 by Miguel Novas
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email : michaell@teleline.es
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#include "cpupanel.h"
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#include "qlcddraw.h"
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#include <qcolor.h>
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#include <qpainter.h>
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#include <qlcdnumber.h>
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#include <string.h>
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bool getCpuInfoValue(const char *name,QString &value)
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{
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char buffer[128];
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char *ptr;
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FILE *fp;
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bool result;
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result= false;
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if( (fp= fopen("/proc/cpuinfo","r")) ) {
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while( fgets(buffer, 127, fp) ) {
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if(!strncmp(name,buffer,strlen(name))) {
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ptr= strchr(buffer,':');
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if(ptr) {
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value= (const char *)(ptr+2);
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value = value.stripWhiteSpace();
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}
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result= true;
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break;
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}
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}
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fclose(fp);
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}
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return result;
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}
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void adjustString(QString &str,int maxlen)
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{
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int i= str.find('(');
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str.truncate(maxlen);
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if(i>=0) str.truncate(i);
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str= str.stripWhiteSpace();
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}
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CpuPanel::CpuPanel(QWidget *parent, const char *name) : Panel(parent,name)
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{
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sCpu= "Unknown";
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getCpuInfoValue("model name",sCpu);
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adjustString(sCpu,16);
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sVendor= "Unknown";
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getCpuInfoValue("vendor_id",sVendor);
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adjustString(sVendor,16);
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sBogomips= "0";
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getCpuInfoValue("bogomips",sBogomips);
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sBogomips.sprintf("%.0f BMPS",sBogomips.toDouble());
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QString sSpeed= "0";
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getCpuInfoValue("cpu MHz",sSpeed);
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sSpeed.sprintf("%.0f",sSpeed.toDouble());
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speed= new QLCDNumber(this);
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speed->setGeometry(6,20,52,26);
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speed->setNumDigits(sSpeed.length());
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speed->setSegmentStyle(QLCDNumber::Filled);
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speed->setFrameShape(QFrame::NoFrame);
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speed->display(sSpeed);
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QPalette cg= speed->palette();
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cg.setColor( QColorGroup::Foreground, QColor( 255, 0, 0) );
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cg.setColor( QColorGroup::Light, QColor( 255, 0, 0) );
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cg.setColor( QColorGroup::Midlight, QColor( 231, 232, 246) );
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cg.setColor( QColorGroup::Dark, QColor( 104, 105, 118) );
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cg.setColor( QColorGroup::Mid, QColor( 139, 140, 158) );
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cg.setColor( QColorGroup::Background, palette().active().background() );
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speed->setPalette(cg);
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speed->installEventFilter(this);
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}
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CpuPanel::~CpuPanel()
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{
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}
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void CpuPanel::updateInfo()
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{
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getCpuInfoValue("bogomips",sBogomips);
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sBogomips.sprintf("%.0f BMPS",sBogomips.toDouble());
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getCpuInfoValue("cpu MHz",sSpeed);
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sSpeed.sprintf("%.0f",sSpeed.toDouble());
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speed->setNumDigits(sSpeed.length());
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speed->display(sSpeed);
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update();
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}
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void CpuPanel::drawContents(QPainter *p)
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{
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int w= width();
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int h= height();
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int i2= (h * 4) / 5;
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int th= h-i2-h/11;
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QLcd::draw(p, 2,h/10,w-4,th,sCpu.latin1(),QLcd::alignJustify, &getColorTitle());
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QLcd::draw(p, 2,i2+1,w-4,th,sBogomips.latin1(),QLcd::alignCenter,&getColorTitle());
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}
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void CpuPanel::paletteChange( const QPalette &oldPalette)
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{
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QPalette cg= speed->palette();
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cg.setColor(QColorGroup::Background,palette().active().background());
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speed->setPalette(cg);
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}
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void CpuPanel::resizeEvent ( QResizeEvent *e )
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{
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int w= width();
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int h= height();
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int mw= w/10;
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speed->setGeometry(mw,h/3,w-mw*2,(h*2)/5);
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}
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