Ask for confirmation before applying new maximum frequency.

[qcpufreq] / src / mainwindow.cpp

diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 2646c1a..e71837f 100644 (file)
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -28,7 +28,7 @@
 #endif
 
 #define APPNAME "QCPUFreq"
-#define APPVERSION "0.3.99"
+#define APPVERSION "0.4.2"
 
 
 MainWindow::MainWindow(QWidget *parent) :
@@ -54,6 +54,10 @@ MainWindow::MainWindow(QWidget *parent) :
     settings = new Settings;
     settings->hide();
 
+    //load preset dialog
+    loadPresetDialog = new LoadPreset;
+    loadPresetDialog->hide();
+
     init();
 
     //applies the settings from the settings dialog
@@ -81,13 +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;
 }
@@ -132,9 +140,30 @@ void MainWindow::adjustFreq()
     }
     #endif
 
-    callHelper( "set_maxfreq", max );
+    //check for 599MHz <-> 600MHz problem on power kernels
+    if (max == "600000" && settings->usePowerKernel()) {
+        //we really need to set the maximum to 599MHz
+        max = "599000";
+    }
+
+    if (settings->useConfirmation()) {
+        QMessageBox box;
+        box.setStandardButtons(QMessageBox::Apply | QMessageBox::Cancel);
+        box.setDefaultButton(QMessageBox::Apply);
+        box.setIcon(QMessageBox::Question);
+        box.setText(tr("The frequency changed."));
+        box.setInformativeText("Do you want to use ? as new default frequency?");
+        int ret = box.exec();
+
+        if (ret != QMessageBox::Apply) {
+            refresh();
+            return;
+        }
+    }
 
+    callHelper( "set_maxfreq", max );
     refresh();
+
 }
 
 
@@ -146,6 +175,13 @@ 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();
 }
@@ -174,7 +210,7 @@ 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!"));
@@ -349,6 +385,36 @@ 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
 }
 
 
@@ -447,6 +513,20 @@ 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()
@@ -464,6 +544,8 @@ 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
 }