Replaced boost::shared_ptr with std::shared_ptr

[pulseview.git] / pv / toolbars / samplingbar.cpp

diff --git a/pv/toolbars/samplingbar.cpp b/pv/toolbars/samplingbar.cpp
index 91c4b076ea6346d46102100ec20eec4a0c201756..af5afb0c27774b980ae843c68e73a81b6e135217 100644 (file)
--- a/pv/toolbars/samplingbar.cpp
+++ b/pv/toolbars/samplingbar.cpp
@@ -22,10 +22,10 @@
 
 #include <assert.h>
 
-#include <boost/foreach.hpp>
-
 #include <QAction>
 #include <QDebug>
+#include <QHelpEvent>
+#include <QToolTip>
 
 #include "samplingbar.h"
 
@@ -33,11 +33,12 @@
 #include <pv/device/devinst.h>
 #include <pv/popups/deviceoptions.h>
 #include <pv/popups/probes.h>
+#include <pv/util.h>
 
-using boost::shared_ptr;
 using std::map;
 using std::max;
 using std::min;
+using std::shared_ptr;
 using std::string;
 
 namespace pv {
@@ -93,6 +94,9 @@ SamplingBar::SamplingBar(SigSession &session, QWidget *parent) :
        addWidget(&_sample_rate);
 
        addWidget(&_run_stop_button);
+
+       _sample_count.installEventFilter(this);
+       _sample_rate.installEventFilter(this);
 }
 
 void SamplingBar::set_device_list(
@@ -108,7 +112,7 @@ void SamplingBar::set_device_list(
        _device_selector.clear();
        _device_selector_map.clear();
 
-       BOOST_FOREACH (shared_ptr<pv::device::DevInst> dev_inst, devices) {
+       for (shared_ptr<pv::device::DevInst> dev_inst : devices) {
                assert(dev_inst);
                const string title = dev_inst->format_device_title();
                const sr_dev_inst *sdi = dev_inst->dev_inst();
@@ -142,8 +146,7 @@ shared_ptr<pv::device::DevInst> SamplingBar::get_selected_device() const
                        index).value<void*>();
        assert(sdi);
 
-       map<const sr_dev_inst*, boost::weak_ptr<device::DevInst> >::
-               const_iterator iter = _device_selector_map.find(sdi);
+       const auto iter = _device_selector_map.find(sdi);
        if (iter == _device_selector_map.end())
                return shared_ptr<pv::device::DevInst>();
 
@@ -446,5 +449,21 @@ void SamplingBar::on_config_changed()
        update_sample_rate_selector();
 }
 
+bool SamplingBar::eventFilter(QObject *watched, QEvent *event)
+{
+       if ((watched == &_sample_count || watched == &_sample_rate) &&
+               (event->type() == QEvent::ToolTip)) {
+               double sec = (double)_sample_count.value() / _sample_rate.value();
+               QHelpEvent *help_event = static_cast<QHelpEvent*>(event);
+
+               QString str = tr("Total sampling time: %1").arg(pv::util::format_second(sec));
+               QToolTip::showText(help_event->globalPos(), str);
+
+               return true;
+       }
+
+       return false;
+}
+
 } // namespace toolbars
 } // namespace pv