X-Git-Url: https://vcs.maemo.org/git/?a=blobdiff_plain;f=src%2Fmainwindow.cpp;h=022d628e10175ff32f7f7c2fd50622978f144c77;hb=a111bc044125c105ccd2aafca9b05b55818d5c54;hp=bee8f122ad6f9da73982bdac7b7d566a658c0980;hpb=e40f8fb537db743312c2d125860ba8a1e4989c22;p=qcpufreq diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp index bee8f12..022d628 100644 --- a/src/mainwindow.cpp +++ b/src/mainwindow.cpp @@ -1,6 +1,6 @@ /* * QCPUFreq - a simple cpufreq GUI - * Copyright (C) 2010 Daniel Klaffenbach + * Copyright (C) 2010 Daniel Klaffenbach * * This program is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -28,27 +28,19 @@ #endif #define APPNAME "QCPUFreq" -#define APPVERSION "0.3.3" +#define APPVERSION "0.3.99" MainWindow::MainWindow(QWidget *parent) : QMainWindow(parent), ui(new Ui::MainWindow), - //do not allow overclocking per default - allowOverclocking(false), //create helper process helperProcess( this ), //create a new, stackable help window helpWindow( this ), - //set minFreq to 0 - minFreq(0), - //are we using a power kernel? - powerKernel(false), //create UI refresh timer refreshTimer( this ), //create a QGraphicsScene for the little chip icon - scene( this ), - //show errors about the sudo setup only once - showSudoError( true ) + scene( this ) { //this is a stacked window on Maemo 5 #if defined(Q_WS_MAEMO_5) @@ -57,9 +49,10 @@ MainWindow::MainWindow(QWidget *parent) : ui->setupUi(this); + init(); refresh(); - // enable auto rotation + // setup auto rotation setAutoRotation(); //initialize orientation @@ -74,6 +67,13 @@ MainWindow::MainWindow(QWidget *parent) : #endif helpWindow.setWindowFlags( windowFlags() | Qt::Window ); + //Settings widget + settings = new Settings; + settings->hide(); + + //show errors about the sudo setup only once + showSudoError = true; + //connect signals and slots connect(ui->actionHelp, SIGNAL(triggered()), this, SLOT(showHelp())); connect( ui->actionAbout, SIGNAL(triggered()), this, SLOT(about()) ); @@ -81,25 +81,13 @@ MainWindow::MainWindow(QWidget *parent) : connect(QApplication::desktop(), SIGNAL(resized(int)), this, SLOT(orientationChanged())); connect(ui->sr_box, SIGNAL(clicked()), this, SLOT(setSmartReflex())); connect(&refreshTimer, SIGNAL(timeout()), this, SLOT(refresh())); - connect(ui->actionOverclocking, SIGNAL(toggled(bool)), this, SLOT(setOverclocking())); - - - //check if we are running on a power kernel - if ( getScalingFreq(0) > 600000 ) { - powerKernel = true; - } else { - powerKernel = false; - } - - //disable overclocking button on vanilla kernels - if (!powerKernel) { - ui->actionOverclocking->setDisabled(true); - } + connect(ui->actionSettings, SIGNAL(triggered()), this, SLOT(showSettings())); } MainWindow::~MainWindow() { + delete settings; delete ui; } @@ -136,8 +124,8 @@ void MainWindow::adjustFreq() //check for overclocking #if defined(Q_WS_MAEMO_5) - if (this->allowOverclocking == false && newmax > 600000) { - QMaemo5InformationBox::information(this, tr( "You need to enable overclocking in QCPUFreq's menu for setting frequencies above 600MHz!"), 0); + if (!settings->useOverclocking() && newmax > 600000) { + QMaemo5InformationBox::information(this, tr( "You need to enable overclocking in QCPUFreq's settings in order to set frequencies above 600MHz!"), 0); refresh(); return; } @@ -231,32 +219,7 @@ int MainWindow::getMaxFreq() */ int MainWindow::getMinFreq() { - if (this->minFreq == 0) { - QString min = readSysFile( "devices/system/cpu/cpu0/cpufreq/scaling_min_freq" ); - //check if avoid file exists (only on power kernel) - QFile file( "/sys/devices/system/cpu/cpu0/cpufreq/ondemand/avoid_frequencies" ); - if (file.exists()) { - QString avoid = readSysFile( "devices/system/cpu/cpu0/cpufreq/ondemand/avoid_frequencies" ); - QStringList avoidList = avoid.split( " " ); - - //check if min is in avoid_frequencies - for (int i = getScalingStep( min.toInt() ); i>0; --i) { - if (!avoidList.contains(min.setNum( getScalingFreq(i) ))) { - this->minFreq = min.toInt(); - return this->minFreq; - } - } - - //should not happen at all - this->minFreq = 125000; - return this->minFreq; - } else { - this->minFreq = min.toInt(); - return this->minFreq; - } - } else { - return this->minFreq; - } + return this->minFreq; } @@ -265,16 +228,13 @@ int MainWindow::getMinFreq() */ int MainWindow::getScalingFreq(int step) { - QString tmp = readSysFile( "devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies" ); - QStringList freqs = tmp.split( " " ); step = step - 1; if ( step < 0 ) step = 0; - if ( step > getScalingSteps() ) - step = getScalingSteps(); + if ( step > getScalingSteps() - 1 ) + step = getScalingSteps() - 1; - tmp = freqs[ step ]; - return tmp.toInt(); + return this->scalingFrequencies[ step ].toInt(); } @@ -296,9 +256,7 @@ QString MainWindow::getScalingGovernor() */ int MainWindow::getScalingSteps() { - QString tmp = readSysFile( "devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies" ); - QStringList freqs = tmp.split( " " ); - return (freqs.size() - 1); + return this->scalingSteps; } @@ -309,12 +267,9 @@ int MainWindow::getScalingSteps() */ int MainWindow::getScalingStep( int freq ) { - for( int i = 1; i <= getScalingSteps(); ++i ) { - if ( getScalingFreq(i) == freq ) - return i; - } - - return 1; + QString tmp; + tmp.setNum(freq); + return this->scalingFrequencies.indexOf(tmp) + 1; } @@ -344,6 +299,46 @@ int MainWindow::getSmartReflexState() /** + * Initializes internal variables, such as: + * - scalingSteps + * - scalingFrequencies + * - minFreq + */ +void MainWindow::init() +{ + this->minFreq = 0; + QString freqs = readSysFile( "devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies" ); + QStringList freqList = freqs.split( " " ); + //change the order of the QStringList - last element becomes first + for (int i=freqList.size() - 1; i>=0; --i) { + if (freqList.at(i) != "") + this->scalingFrequencies << freqList.at(i); + } + this->scalingSteps = (this->scalingFrequencies.size()); + + //set minFreq and check avoid_frequencies + QString min = readSysFile( "devices/system/cpu/cpu0/cpufreq/scaling_min_freq" ); + //check if avoid file exists (only on power kernel) + QFile file( "/sys/devices/system/cpu/cpu0/cpufreq/ondemand/avoid_frequencies" ); + if (file.exists()) { + QString avoid = readSysFile( "devices/system/cpu/cpu0/cpufreq/ondemand/avoid_frequencies" ); + QStringList avoidList = avoid.split( " " ); + + //check if min is in avoid_frequencies + for (int i = getScalingStep( min.toInt() ); i <= this->scalingSteps; ++i) { + min.setNum( getScalingFreq(i) ); + if (!avoidList.contains(min)) { + this->minFreq = min.toInt(); + break; + } + } + } else { + this->minFreq = min.toInt(); + } +} + + +/** * Reads any file in /sys/ * * \param sys_file : full path to sys file - omit "/sys/" @@ -404,10 +399,7 @@ void MainWindow::refresh() //display frequency slider ui->freq_adjust->setMinimum( 1 ); ui->freq_adjust->setMaximum( getScalingSteps() ); - ui->freq_adjust->setInvertedAppearance( true ); ui->freq_adjust->setSliderPosition( getScalingStep(getMaxFreq()) ); - - //ui->retranslateUi(this); } @@ -441,33 +433,17 @@ void MainWindow::orientationChanged() /** - * Enables the auto-rotation feature of Maemo5 devices + * Enables or disables the auto-rotation feature of Maemo5 devices. */ void MainWindow::setAutoRotation() { #if defined(Q_WS_MAEMO_5) - setAttribute(Qt::WA_Maemo5AutoOrientation, true); + setAttribute(Qt::WA_Maemo5AutoOrientation, settings->useAutoRotate()); #endif } /** - * SLOT: enable/disable overclocking. - */ -void MainWindow::setOverclocking() -{ - if (ui->actionOverclocking->isChecked()) { - #if defined(Q_WS_MAEMO_5) - QMaemo5InformationBox::information(this, tr( "Please note that overclocking voids your warranty and may break your device! Be careful!"), 0); - #endif - this->allowOverclocking = true; - } else { - this->allowOverclocking = false; - } -} - - -/** * SLOT: Enables or disables Smart Reflex(tm) after pressing sr_btn */ void MainWindow::setSmartReflex() @@ -497,6 +473,16 @@ void MainWindow::showHelp() /** + * SLOT: displays the settings widget + */ +void MainWindow::showSettings() +{ + settings->reset(); + settings->show(); +} + + +/** * Returns true when the device is in portrait mode */ bool MainWindow::usePortrait()