Qt6 deprecated issues.

uhd_cpp/uhd_spectrum/qtgui/bookmarks.cpp

-/* -*- c++ -*- */
+/* -*- c++ -*- */
 /*
  * Gqrx SDR: Software defined radio receiver powered by GNU Radio and Qt
  *           http://gqrx.dk/
@@ -30,7 +30,7 @@
 #include "bookmarks.h"
 #include <stdio.h>
 #include <wchar.h>
-
+#include <algorithm>
 const QColor TagInfo::DefaultColor(Qt::lightGray);
 const QString TagInfo::strUntagged("Untagged");
 Bookmarks* Bookmarks::m_pThis = 0;
@@ -155,7 +155,7 @@ bool Bookmarks::save()
 		QTextStream stream(&file);
 
 		stream << QString("# Tag name").leftJustified(20) + "; " +
-                  QString(" color") << endl;
+				  QString(" color") << Qt::endl;
 
 		QSet<TagInfo*> usedTags;
 		for (int iBookmark = 0; iBookmark < m_BookmarkList.size(); iBookmark++)
@@ -171,16 +171,16 @@ bool Bookmarks::save()
 		for (QSet<TagInfo*>::iterator i = usedTags.begin(); i != usedTags.end(); i++)
 		{
 			TagInfo& info = **i;
-            stream << info.name.leftJustified(20) + "; " + info.color.name() << endl;
+			stream << info.name.leftJustified(20) + "; " + info.color.name() << Qt::endl;
 		}
 
-        stream << endl;
+		stream << Qt::endl;
 
 		stream << QString("# Frequency").leftJustified(12) + "; " +
 				  QString("Name").leftJustified(25)+ "; " +
 				  QString("Modulation").leftJustified(20) + "; " +
 				  QString("Bandwidth").rightJustified(10) + "; " +
-                  QString("Tags") << endl;
+				  QString("Tags") << Qt::endl;
 
 		for (int i = 0; i < m_BookmarkList.size(); i++)
 		{
@@ -199,7 +199,7 @@ bool Bookmarks::save()
 				line.append(tag.name);
 			}
 
-            stream << line << endl;
+			stream << line << Qt::endl;
 		}
 
 		file.close();
@@ -212,9 +212,9 @@ QList<BookmarkInfo> Bookmarks::getBookmarksInRange(qint64 low, qint64 high)
 {
 	BookmarkInfo info;
 	info.frequency=low;
-	QList<BookmarkInfo>::const_iterator lb = qLowerBound(m_BookmarkList, info);
+	QList<BookmarkInfo>::const_iterator lb = std::lower_bound(m_BookmarkList.begin(), m_BookmarkList.end(),info);
 	info.frequency=high;
-	QList<BookmarkInfo>::const_iterator ub = qUpperBound(m_BookmarkList, info);
+	QList<BookmarkInfo>::const_iterator ub = std::upper_bound(m_BookmarkList.begin(), m_BookmarkList.end(),info);
 
 	QList<BookmarkInfo> found;
 

uhd_cpp/uhd_spectrum/qtgui/bookmarkstablemodel.cpp

-/* -*- c++ -*- */
+/* -*- c++ -*- */
 /*
  * Gqrx SDR: Software defined radio receiver powered by GNU Radio and Qt
  *           http://gqrx.dk/
@@ -74,7 +74,7 @@ QVariant BookmarksTableModel::data ( const QModelIndex & index, int role ) const
 {
 	BookmarkInfo& info = *m_Bookmarks[index.row()];
 
-    if(role==Qt::BackgroundColorRole)
+	if(role==Qt::BackgroundRole)
 	{
 		QColor bg(info.GetColor());
 		bg.setAlpha(0x60);
@@ -160,7 +160,7 @@ bool BookmarksTableModel::setData(const QModelIndex &index, const QVariant &valu
 
 Qt::ItemFlags BookmarksTableModel::flags ( const QModelIndex& index ) const
 {
-    Qt::ItemFlags flags = 0;
+	Qt::ItemFlags flags = Qt::NoItemFlags;
 
 	switch(index.column())
 	{

uhd_cpp/uhd_spectrum/qtgui/bookmarkstaglist.cpp

-/* -*- c++ -*- */
+/* -*- c++ -*- */
 /*
  * Gqrx SDR: Software defined radio receiver powered by GNU Radio and Qt
  *           http://gqrx.dk/
@@ -269,7 +269,7 @@ void BookmarksTagList::AddTag(QString name, Qt::CheckState checkstate, QColor co
 	// Column 0
 	item = new QTableWidgetItem();
 	item->setFlags(Qt::ItemIsEnabled);
-    item->setBackgroundColor(color);
+	item->setBackground(color);
 	setItem(i, 0, item);
 }
 

uhd_cpp/uhd_spectrum/qtgui/freqctrl.cpp

-/*
+/*
  * Frequency controller widget (originally from CuteSDR)
  *
  * This file is part of gqrx sdr.
@@ -93,6 +93,14 @@ bool CFreqCtrl::inRect(QRect &rect, QPoint &point)
 	else
 		return false;
 }
+bool CFreqCtrl::inRect(QRect &rect, QPointF &point)
+{
+	if ((point.x() < rect.right()) && (point.x() > rect.x()) &&
+		(point.y() < rect.bottom()) && (point.y() > rect.y()))
+		return true;
+	else
+		return false;
+}
 
 static int fmax_to_numdigits(qint64 fmax)
 {
@@ -463,8 +471,8 @@ void CFreqCtrl::mousePressEvent(QMouseEvent *event)
 
 void CFreqCtrl::wheelEvent(QWheelEvent *event)
 {
-    QPoint    pt = event->pos();
-    int       numDegrees = event->delta() / 8;
+	QPointF    pt = event->position();
+	int        numDegrees = (event->angleDelta().x() +event->angleDelta().y() ) / 8;
 	int        numSteps = numDegrees / 15;
 
 	for (int i = m_DigStart; i < m_NumDigits; i++)

uhd_cpp/uhd_spectrum/qtgui/freqctrl.h

-/*
+/*
  * Frequency controller widget (originally from CuteSDR)
  */
 #pragma once
@@ -80,6 +80,7 @@ private:
 	void    moveCursorLeft();
 	void    moveCursorRight();
 	bool    inRect(QRect &rect, QPoint &point);
+	bool    inRect(QRect &rect, QPointF &point);
 
 	bool        m_UpdateAll;
 	bool        m_ExternalKeyActive;

uhd_cpp/uhd_spectrum/qtgui/plotter.cpp

@@ -404,13 +404,13 @@ void CPlotter::mouseMoveEvent(QMouseEvent* event)
 	}
 	else if (XAXIS == m_CursorCaptured)
 	{
-		if (event->buttons() & (Qt::LeftButton | Qt::MidButton))
+		if (event->buttons() & (Qt::LeftButton | Qt::MiddleButton))
 		{
 			setCursor(QCursor(Qt::ClosedHandCursor));
 			// pan viewable range or move center frequency
 			int delta_px = m_Xzero - pt.x();
 			qint64 delta_hz = delta_px * m_Span / m_OverlayPixmap.width();
-			if (event->buttons() & Qt::MidButton)
+			if (event->buttons() & Qt::MiddleButton)
 			{
 				m_CenterFreq += delta_hz;
 				m_DemodCenterFreq += delta_hz;
@@ -709,7 +709,7 @@ void CPlotter::mousePressEvent(QMouseEvent * event)
 				m_GrabPosition = 1;
 				drawOverlay();
 			}
-			else if (event->buttons() == Qt::MidButton)
+			else if (event->buttons() == Qt::MiddleButton)
 			{
 				// set center freq
 				m_CenterFreq = roundFreq(freqFromX(pt.x()), m_ClickResolution);
@@ -827,10 +827,10 @@ void CPlotter::zoomOnXAxis(double level)
 // Called when a mouse wheel is turned
 void CPlotter::wheelEvent(QWheelEvent * event)
 {
-	QPoint pt = event->pos();
+	QPointF pt = event->position();
 	pt.setX(pt.x() / pixRatio()+.5);
 	pt.setY(pt.y() / pixRatio()+.5);
-	int numDegrees = event->delta() / 8;
+	int numDegrees = (event->angleDelta().x() + event->angleDelta().y()) / 8;
 	int numSteps = numDegrees / 15;  /** FIXME: Only used for direction **/
 
 	/** FIXME: zooming could use some optimisation **/
@@ -838,7 +838,7 @@ void CPlotter::wheelEvent(QWheelEvent * event)
 	{
 		// Vertical zoom. Wheel down: zoom out, wheel up: zoom in
 		// During zoom we try to keep the point (dB or kHz) under the cursor fixed
-		double zoom_fac = event->delta() < 0 ? 1.1 : 0.9;
+		double zoom_fac = numDegrees < 0 ? 1.1 : 0.9;
 		double ratio = (double)pt.y() / (double)m_OverlayPixmap.height();
 		double db_range = m_PandMaxdB - m_PandMindB;
 		double y_range = (double)m_OverlayPixmap.height();
@@ -857,7 +857,7 @@ void CPlotter::wheelEvent(QWheelEvent * event)
 	}
 	else if (m_CursorCaptured == XAXIS)
 	{
-		zoomStepX(event->delta() < 0 ? 1.1 : 0.9, pt.x());
+		zoomStepX(numDegrees < 0 ? 1.1 : 0.9, pt.x());
 	}
 	else if (event->modifiers() & Qt::ControlModifier)
 	{
@@ -1351,7 +1351,7 @@ void CPlotter::drawOverlay()
 	QFontMetrics    metrics(m_Font);
 	QPainter        painter(&m_OverlayPixmap);
 
-	painter.initFrom(this);
+	painter.begin(this);
 	painter.setFont(m_Font);
 
 	// solid background
@@ -1362,7 +1362,7 @@ void CPlotter::drawOverlay()
 #define VER_MARGIN 5
 
 	// X and Y axis areas
-	m_YAxisWidth = metrics.width("XXXX") + 2 * HOR_MARGIN;
+	m_YAxisWidth = metrics.horizontalAdvance("XXXX") + 2 * HOR_MARGIN;
 	m_XAxisYCenter = h - metrics.height()/2;
 	int xAxisHeight = metrics.height() + 2 * VER_MARGIN;
 	int xAxisTop = h - xAxisHeight;
@@ -1384,7 +1384,7 @@ void CPlotter::drawOverlay()
 			x = xFromFreq(bookmarks[i].frequency);
 
 #if defined(_WIN16) || defined(_WIN32) || defined(_WIN64)
-			int nameWidth = fm.width(bookmarks[i].name);
+			int nameWidth = fm.horizontalAdvance(bookmarks[i].name);
 #else
 			int nameWidth = fm.boundingRect(bookmarks[i].name).width();
 #endif
@@ -1397,7 +1397,7 @@ void CPlotter::drawOverlay()
 				level = 0;
 
 			tagEnd[level] = x + nameWidth + slant - 1;
-			m_BookmarkTags.append(qMakePair<QRect, qint64>(QRect(x, level * levelHeight, nameWidth + slant, fontHeight), bookmarks[i].frequency));
+			m_BookmarkTags.append(qMakePair(QRect(x, level * levelHeight, nameWidth + slant, fontHeight), bookmarks[i].frequency));
 
 			QColor color = QColor(bookmarks[i].GetColor());
 			color.setAlpha(0x60);
@@ -1437,7 +1437,7 @@ void CPlotter::drawOverlay()
 	QString label;
 	label.setNum(double((StartFreq + m_Span) / m_FreqUnits), 'f', m_FreqDigits);
 	calcDivSize(StartFreq, StartFreq + m_Span,
-				qMin(w/(metrics.width(label) + metrics.width("O")), HORZ_DIVS_MAX),
+				qMin(w/(metrics.horizontalAdvance(label) + metrics.horizontalAdvance("O")), HORZ_DIVS_MAX),
 				m_StartFreqAdj, m_FreqPerDiv, m_HorDivs);
 	pixperdiv = (double)w * (double) m_FreqPerDiv / (double) m_Span;
 	adjoffset = pixperdiv * double (m_StartFreqAdj - StartFreq) / (double) m_FreqPerDiv;
@@ -1455,7 +1455,7 @@ void CPlotter::drawOverlay()
 	painter.setPen(QColor(PLOTTER_TEXT_COLOR));
 	for (int i = 0; i <= m_HorDivs; i++)
 	{
-		int tw = metrics.width(m_HDivText[i]);
+		int tw = metrics.horizontalAdvance(m_HDivText[i]);
 		x = (int)((double)i*pixperdiv + adjoffset);
 		if (x > m_YAxisWidth)
 		{
@@ -1494,7 +1494,7 @@ void CPlotter::drawOverlay()
 
 	// draw amplitude values (y axis)
 	int dB = m_PandMaxdB;
-	m_YAxisWidth = metrics.width("-120 ");
+	m_YAxisWidth = metrics.horizontalAdvance("-120 ");
 	painter.setPen(QColor(PLOTTER_TEXT_COLOR));
 	for (int i = 0; i < m_VerDivs; i++)
 	{

uhd_cpp/uhd_spectrum/uhd_device_win32.cpp

-#include "uhd_device_win32.h"
+#include "uhd_device_win32.h"
 #include <QThread>
 #include <QDebug>
 #include <QCoreApplication>
@@ -262,8 +262,8 @@ quint64 uhd_device::set_center_freq(const quint64 freq_in_hz)
 		/*.target_freq =*/ (double)freq_in_hz,
 		/*.rf_freq_policy =*/ UHD_TUNE_REQUEST_POLICY_AUTO,
 		/*.rf_freq =*/ 0,
-		/*.dsp_freq_policy = */UHD_TUNE_REQUEST_POLICY_MANUAL,
-		/*.dsp_freq =*/ srate/2,
+		/*.dsp_freq_policy = */UHD_TUNE_REQUEST_POLICY_AUTO,
+		/*.dsp_freq =*/ 0,
 		/*.args =*/ 0
 	};
 	UHD_DO(uhd_usrp_set_rx_freq(usrp, &rx_tune_request, m_channel, &rx_tune_result));