Main Window: added option to hide or show the main spectrum in the central widget. Fixes #1152

sdrbase/settings/preset.cpp

@@ -36,6 +36,7 @@ Preset::Preset(const Preset& other) :
 	m_iqImbalanceCorrection(other.m_iqImbalanceCorrection),
 	m_channelConfigs(other.m_channelConfigs),
 	m_deviceConfigs(other.m_deviceConfigs),
+	m_showSpectrum(other.m_showSpectrum),
 	m_layout(other.m_layout)
 {}
 
@@ -50,6 +51,7 @@ void Preset::resetToDefaults()
 	m_channelConfigs.clear();
 	m_dcOffsetCorrection = false;
 	m_iqImbalanceCorrection = false;
+	m_showSpectrum = true;
 }
 
 QByteArray Preset::serialize() const
@@ -69,6 +71,7 @@ QByteArray Preset::serialize() const
 	s.writeBlob(5, m_spectrumConfig);
     s.writeBool(6, m_presetType == PresetSource);
 	s.writeS32(7, (int) m_presetType);
+	s.writeBool(8, m_showSpectrum);
 
 	s.writeS32(20, m_deviceConfigs.size());
 
@@ -126,6 +129,7 @@ bool Preset::deserialize(const QByteArray& data)
 		d.readBlob(5, &m_spectrumConfig);
 		d.readBool(6, &tmpBool, true);
         d.readS32(7, &tmp, PresetSource);
+		d.readBool(8, &m_showSpectrum, true);
         m_presetType = tmp < (int) PresetSource ? PresetSource : tmp > (int) PresetMIMO ? PresetMIMO : (PresetType) tmp;
 
         if (m_presetType != PresetMIMO) {

sdrbase/settings/preset.h

@@ -96,6 +96,8 @@ public:
 	bool hasIQImbalanceCorrection() const { return m_iqImbalanceCorrection; }
     void setIQImbalanceCorrection(bool iqImbalanceCorrection) { m_iqImbalanceCorrection = iqImbalanceCorrection; }
 
+	void setShowSpectrum(bool show) { m_showSpectrum = show; }
+	bool getShowSpectrum() const { return m_showSpectrum; }
 	void setLayout(const QByteArray& data) { m_layout = data; }
 	const QByteArray& getLayout() const { return m_layout; }
 
@@ -164,6 +166,7 @@ protected:
 	DeviceeConfigs m_deviceConfigs;
 
 	// screen and dock layout
+	bool m_showSpectrum;
 	QByteArray m_layout;
 
 private:

sdrgui/mainwindow.cpp

@@ -139,13 +139,13 @@ MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parse
 
 	// work around broken Qt dock widget ordering
     removeDockWidget(ui->inputViewDock);
-	removeDockWidget(ui->spectraDisplayDock);
+	removeDockWidget(ui->spectraControlDock);
 	removeDockWidget(ui->presetDock);
     removeDockWidget(ui->commandsDock);
 	removeDockWidget(ui->channelDock);
     removeDockWidget(ui->featureDock);
     addDockWidget(Qt::LeftDockWidgetArea, ui->inputViewDock);
-	addDockWidget(Qt::LeftDockWidgetArea, ui->spectraDisplayDock);
+	addDockWidget(Qt::LeftDockWidgetArea, ui->spectraControlDock);
 	addDockWidget(Qt::LeftDockWidgetArea, ui->presetDock);
     addDockWidget(Qt::LeftDockWidgetArea, ui->commandsDock);
     tabifyDockWidget(ui->presetDock, ui->commandsDock);
@@ -153,21 +153,27 @@ MainWindow::MainWindow(qtwebapp::LoggerWithFile *logger, const MainParser& parse
 	addDockWidget(Qt::RightDockWidgetArea, ui->featureDock);
 
 	ui->inputViewDock->show();
-	ui->spectraDisplayDock->show();
+	ui->spectraControlDock->show();
 	ui->presetDock->show();
 	ui->commandsDock->show();
 	ui->channelDock->show();
     ui->featureDock->show();
 
+    m_spectrumToggleViewAction = new QAction(tr("Spectrum display"));
+    m_spectrumToggleViewAction->setCheckable(true);
+    m_spectrumToggleViewAction->setChecked(true);
+    connect(m_spectrumToggleViewAction, SIGNAL(toggled(bool)), this, SLOT(toggleSpectrumView(bool)));
+
     ui->menu_Window->addAction(ui->inputViewDock->toggleViewAction());
-	ui->menu_Window->addAction(ui->spectraDisplayDock->toggleViewAction());
+	ui->menu_Window->addAction(ui->spectraControlDock->toggleViewAction());
+    ui->menu_Window->addAction(m_spectrumToggleViewAction);
 	ui->menu_Window->addAction(ui->presetDock->toggleViewAction());
     ui->menu_Window->addAction(ui->commandsDock->toggleViewAction());
 	ui->menu_Window->addAction(ui->channelDock->toggleViewAction());
     ui->menu_Window->addAction(ui->featureDock->toggleViewAction());
 
-    ui->spectraDisplayDock->setStyleSheet("QAbstractButton#qt_dockwidget_closebutton{qproperty-toolTip: \"Close\";}");
-    ui->spectraDisplayDock->setStyleSheet("QAbstractButton#qt_dockwidget_floatbutton{qproperty-toolTip: \"Dock/undock\";}");
+    ui->spectraControlDock->setStyleSheet("QAbstractButton#qt_dockwidget_closebutton{qproperty-toolTip: \"Close\";}");
+    ui->spectraControlDock->setStyleSheet("QAbstractButton#qt_dockwidget_floatbutton{qproperty-toolTip: \"Dock/undock\";}");
     ui->presetDock->setStyleSheet("QAbstractButton#qt_dockwidget_closebutton{qproperty-toolTip: \"Close\";}");
     ui->presetDock->setStyleSheet("QAbstractButton#qt_dockwidget_floatbutton{qproperty-toolTip: \"Dock/undock\";}");
 
@@ -323,6 +329,7 @@ MainWindow::~MainWindow()
     removeAllFeatureSets();
 
 	delete ui;
+    delete m_spectrumToggleViewAction;
 
 	qDebug() << "MainWindow::~MainWindow: end";
 	delete m_commandKeyReceiver;
@@ -788,6 +795,8 @@ void MainWindow::loadPresetSettings(const Preset* preset, int tabIndex)
         }
 	}
 
+    m_spectrumToggleViewAction->setChecked(preset->getShowSpectrum());
+
 	// has to be last step
     if (!preset->getLayout().isEmpty()) {
 	    restoreState(preset->getLayout());
@@ -832,6 +841,7 @@ void MainWindow::savePresetSettings(Preset* preset, int tabIndex)
         deviceUI->m_deviceAPI->saveSamplingDeviceSettings(preset);
     }
 
+    preset->setShowSpectrum(m_spectrumToggleViewAction->isChecked());
     preset->setLayout(saveState());
 }
 
@@ -1912,6 +1922,15 @@ void MainWindow::fftWisdomProcessFinished(int exitCode, QProcess::ExitStatus exi
     m_fftWisdomProcess = nullptr;
 }
 
+void MainWindow::toggleSpectrumView(bool checked)
+{
+    if (checked) {
+        ui->centralWidget->show();
+    } else {
+        ui->centralWidget->hide();
+    }
+}
+
 void MainWindow::on_action_AMBE_triggered()
 {
     qDebug("MainWindow::on_action_AMBE_triggered");

sdrgui/mainwindow.h

@@ -117,6 +117,7 @@ private:
 	WebAPIAdapter *m_apiAdapter;
 	QString m_apiHost;
 	int m_apiPort;
+	QAction *m_spectrumToggleViewAction;
 
 	CommandKeyReceiver *m_commandKeyReceiver;
 
@@ -200,6 +201,7 @@ private slots:
 	void tabFeaturesIndexChanged();
 	void commandKeyPressed(Qt::Key key, Qt::KeyboardModifiers keyModifiers, bool release);
 	void fftWisdomProcessFinished(int exitCode, QProcess::ExitStatus exitStatus);
+	void toggleSpectrumView(bool checked);
 };
 
 #endif // INCLUDE_MAINWINDOW_H

sdrgui/mainwindow.ui

@@ -64,7 +64,7 @@
      <x>0</x>
      <y>0</y>
      <width>1012</width>
-     <height>20</height>
+     <height>27</height>
     </rect>
    </property>
    <widget class="QMenu" name="menu_File">
@@ -193,9 +193,9 @@
     </layout>
    </widget>
   </widget>
-  <widget class="QDockWidget" name="spectraDisplayDock">
+  <widget class="QDockWidget" name="spectraControlDock">
    <property name="windowTitle">
-    <string>Spectrum Display</string>
+    <string>Spectrum Control</string>
    </property>
    <attribute name="dockWidgetArea">
     <number>1</number>

sdrgui/readme.md

@@ -49,7 +49,8 @@ The following items are presented hierarchically from left to right:
   - Window: presents the list of dockable windows. Check to make it visible. Uncheck to hide. These windows are:
     - _Sampling devices control_: control of which sampling devices is used and add channels
     - _Sampling devices_: the sampling devices UIs
-    - _Spectrum display_: the main spectrum displays (output from the sampling devices)
+    - _Spectrum control_: the main spectrum displays control
+    - _Spectrum display_: the main spectrum displays. Note this is not a dockable window but occupies the central widget
     - _Presets_: the saved presets
     - _Commands_: the defined commands
     - _Channels_: the channels active for each device