Ask settings dialog about kernel-config

[qcpufreq] / src / mainwindow.cpp

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 022d628..cf9f702 100644 (file)
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -28,7 +28,8 @@
 #endif
 
 #define APPNAME "QCPUFreq"
-#define APPVERSION "0.3.99"
+#define APPVERSION "0.4.1"
+
 
 MainWindow::MainWindow(QWidget *parent) :
     QMainWindow(parent),
@@ -49,11 +50,18 @@ MainWindow::MainWindow(QWidget *parent) :
 
     ui->setupUi(this);
 
+    //Settings widget
+    settings = new Settings;
+    settings->hide();
+
+    //load preset dialog
+    loadPresetDialog = new LoadPreset;
+    loadPresetDialog->hide();
+
     init();
-    refresh();
 
-    // setup auto rotation
-    setAutoRotation();
+    //applies the settings from the settings dialog
+    applySettings();
 
     //initialize orientation
     orientationChanged();
@@ -67,10 +75,6 @@ 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;
 
@@ -81,12 +85,17 @@ 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->actionSave, SIGNAL(triggered()), this, SLOT(save()));
+    connect(ui->actionLoad, SIGNAL(triggered()), loadPresetDialog, SLOT(show()));
     connect(ui->actionSettings, SIGNAL(triggered()), this, SLOT(showSettings()));
+    connect(settings, SIGNAL(settingsChanged()), this, SLOT(applySettings()));
+    connect(loadPresetDialog, SIGNAL(load(QString)), this, SLOT(loadPreset(QString)));
 
 }
 
 MainWindow::~MainWindow()
 {
+    delete loadPresetDialog;
     delete settings;
     delete ui;
 }
@@ -131,6 +140,12 @@ void MainWindow::adjustFreq()
     }
     #endif
 
+    //check for 599MHz <-> 600MHz problem on power kernels
+    if (max == "600000" && settings->usePowerKernel()) {
+        //we really need to set the maximum to 599MHz
+        max = "599000";
+    }
+
     callHelper( "set_maxfreq", max );
 
     refresh();
@@ -138,6 +153,26 @@ void MainWindow::adjustFreq()
 
 
 /**
+  * SLOT: applies the settings from the Settings dialog.
+  */
+void MainWindow::applySettings()
+{
+    setAutoRotation();
+    setAdvancedTemperature();
+
+    //if overclocking is/was enabled we can also enable the "Load preset" option
+    if (settings->useOverclocking() && settings->usePowerKernel() && settings->isKernelConfigInstalled()) {
+        ui->actionLoad->setEnabled(true);
+    } else {
+        ui->actionLoad->setEnabled(false);
+    }
+
+    //refresh the GUI after applying the settings
+    refresh();
+}
+
+
+/**
   * Calls the QCPUFreq helper script with "sudo action param"
   *
   * @param  action : the action of the helper script
@@ -160,7 +195,7 @@ int MainWindow::callHelper(QString action, QString param)
 
     helperProcess.start( "sudo", arguments, QIODevice::NotOpen );
 
-    if ( showSudoError && !helperProcess.waitForFinished( 400 )) {
+    if ( showSudoError && !helperProcess.waitForFinished( 2000 )) {
         //do not show this error again
         showSudoError = false;
         QMessageBox::critical(this, tr("QCPUFreq"), tr("There seems to be a problem with your sudo setup!"));
@@ -335,6 +370,36 @@ void MainWindow::init()
     } else {
         this->minFreq = min.toInt();
     }
+    file.close();
+
+    //enable save and load option on power kernels
+    if (settings->usePowerKernel() && settings->isKernelConfigInstalled()) {
+        ui->actionSave->setEnabled(true);
+        //loading presets may cause overclocking - only enable it if overclokcing is enabled
+        if (settings->useOverclocking()) {
+            ui->actionLoad->setEnabled(true);
+        }
+    }
+}
+
+
+/**
+  * Loads a voltage preset by calling kernel-config.
+  *
+  * Available presets are:
+  *  - default
+  *  - ideal
+  *  - lv
+  *  - ulv
+  *  - xlv
+  *  - custom -> any preset named "custom"
+  */
+void MainWindow::loadPreset(QString presetName)
+{
+    #if defined(Q_WS_MAEMO_5)
+        callHelper("loadpreset", presetName);
+        QMaemo5InformationBox::information(this, tr( "The preset was loaded." ), QMaemo5InformationBox::DefaultTimeout);
+    #endif
 }
 
 
@@ -433,12 +498,39 @@ void MainWindow::orientationChanged()
 
 
 /**
+  * Saves the current maximim frequency as default (only on power kernel).
+  */
+void MainWindow::save()
+{
+    if (settings->usePowerKernel()) {
+        callHelper( "save", "null" );
+        #if defined(Q_WS_MAEMO_5)
+            QMaemo5InformationBox::information(this, tr( "The current frequency settings have been saved as default." ), QMaemo5InformationBox::DefaultTimeout);
+        #endif
+    }
+}
+
+
+/**
+  * Checks the settings if the "bq27x00_battery" needs to be loaded.
+  */
+void MainWindow::setAdvancedTemperature()
+{
+    if (settings->usePowerKernel() && settings->useAdvancedTemperature()) {
+       callHelper( "load_bq27", "null" );
+    }
+}
+
+
+/**
   * Enables or disables the auto-rotation feature of Maemo5 devices.
   */
 void MainWindow::setAutoRotation()
 {
 #if defined(Q_WS_MAEMO_5)
     setAttribute(Qt::WA_Maemo5AutoOrientation, settings->useAutoRotate());
+    loadPresetDialog->setAttribute(Qt::WA_Maemo5AutoOrientation, settings->useAutoRotate());
+    settings->setAttribute(Qt::WA_Maemo5AutoOrientation, settings->useAutoRotate());
 #endif
 }