kumquat-buildroot/package/pulseview/0002-Replace-obsolete-deprecated-Qt-methods.patch

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From caacc9bc622238ca48674ea6f40d07466e4b97a5 Mon Sep 17 00:00:00 2001
From: Valentin Ochs <a@0au.de>
Date: Sat, 20 Jun 2020 16:01:27 +0200
Subject: [PATCH] Replace obsolete/deprecated Qt methods
[Thomas: Backport from upstream commit
ae726b70a7ada9a4be5808e00f0c951318479684, one conflict manually
resolved in pv/util.cpp.]
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
---
pv/util.cpp | 21 +++++++++++++++++++--
pv/util.hpp | 10 ++++++++++
pv/views/trace/decodetrace.cpp | 3 ++-
pv/views/trace/ruler.cpp | 2 +-
pv/widgets/timestampspinbox.cpp | 2 +-
5 files changed, 33 insertions(+), 5 deletions(-)
diff --git a/pv/util.cpp b/pv/util.cpp
index 49b9467c..2a63038d 100644
--- a/pv/util.cpp
+++ b/pv/util.cpp
@@ -137,7 +137,7 @@ QString format_time_si(const Timestamp& v, SIPrefix prefix,
QString s;
QTextStream ts(&s);
if (sign && !v.is_zero())
- ts << forcesign;
+ ts.setNumberFlags(ts.numberFlags() | QTextStream::ForceSign);
ts << qSetRealNumberPrecision(precision) << (v * multiplier) << ' '
<< prefix << unit;
@@ -171,7 +171,7 @@ QString format_value_si(double v, SIPrefix prefix, unsigned precision,
QString s;
QTextStream ts(&s);
if (sign && (v != 0))
- ts << forcesign;
+ ts.setNumberFlags(ts.numberFlags() | QTextStream::ForceSign);
ts.setRealNumberNotation(QTextStream::FixedNotation);
ts.setRealNumberPrecision(precision);
ts << (v * multiplier) << ' ' << prefix << unit;
@@ -281,5 +281,22 @@ vector<string> split_string(string text, string separator)
return result;
}
+/**
+ * Return the width of a string in a given font.
+ *
+ * @param[in] metric metrics of the font
+ * @param[in] string the string whose width should be determined
+ *
+ * @return width of the string in pixels
+ */
+std::streamsize text_width(const QFontMetrics &metric, const QString &string)
+{
+#if QT_VERSION >= QT_VERSION_CHECK(5, 11, 0)
+ return metric.horizontalAdvance(string);
+#else
+ return metric.width(string);
+#endif
+}
+
} // namespace util
} // namespace pv
diff --git a/pv/util.hpp b/pv/util.hpp
index dd7be222..ad904f85 100644
--- a/pv/util.hpp
+++ b/pv/util.hpp
@@ -30,6 +30,7 @@
#include <QMetaType>
#include <QString>
+#include <QFontMetrics>
using std::string;
using std::vector;
@@ -137,6 +138,15 @@ QString format_time_minutes(const Timestamp& t, signed precision = 0,
vector<string> split_string(string text, string separator);
+/**
+ * Return the width of a string in a given font.
+ * @param[in] metric metrics of the font
+ * @param[in] string the string whose width should be determined
+ *
+ * @return width of the string in pixels
+ */
+std::streamsize text_width(const QFontMetrics &metric, const QString &string);
+
} // namespace util
} // namespace pv
diff --git a/pv/views/trace/decodetrace.cpp b/pv/views/trace/decodetrace.cpp
index 9c7196bf..1ee7ae9f 100644
--- a/pv/views/trace/decodetrace.cpp
+++ b/pv/views/trace/decodetrace.cpp
@@ -103,7 +103,8 @@ DecodeTrace::DecodeTrace(pv::Session &session,
// Determine shortest string we want to see displayed in full
QFontMetrics m(QApplication::font());
- min_useful_label_width_ = m.width("XX"); // e.g. two hex characters
+ // e.g. two hex characters
+ min_useful_label_width_ = util::text_width(m, "XX");
// For the base color, we want to start at a very different color for
// every decoder stack, so multiply the index with a number that is
diff --git a/pv/views/trace/ruler.cpp b/pv/views/trace/ruler.cpp
index acea8a36..68134966 100644
--- a/pv/views/trace/ruler.cpp
+++ b/pv/views/trace/ruler.cpp
@@ -218,7 +218,7 @@ void Ruler::paintEvent(QPaintEvent*)
const int rightedge = width();
const int x_tick = tick.first;
if ((x_tick > leftedge) && (x_tick < rightedge)) {
- const int x_left_bound = QFontMetrics(font()).width(tick.second) / 2;
+ const int x_left_bound = util::text_width(QFontMetrics(font()), tick.second) / 2;
const int x_right_bound = rightedge - x_left_bound;
const int x_legend = min(max(x_tick, x_left_bound), x_right_bound);
p.drawText(x_legend, ValueMargin, 0, text_height,
diff --git a/pv/widgets/timestampspinbox.cpp b/pv/widgets/timestampspinbox.cpp
index 21b3d0d7..383aed1f 100644
--- a/pv/widgets/timestampspinbox.cpp
+++ b/pv/widgets/timestampspinbox.cpp
@@ -75,7 +75,7 @@ QSize TimestampSpinBox::minimumSizeHint() const
{
const QFontMetrics fm(fontMetrics());
const int l = round(value_).str().size() + precision_ + 10;
- const int w = fm.width(QString(l, '0'));
+ const int w = util::text_width(fm, QString(l, '0'));
const int h = lineEdit()->minimumSizeHint().height();
return QSize(w, h);
}
--
2.26.2