---
pv/toolbars/samplingbar.cpp | 28 ++++++++++++++++++++++++++++
pv/toolbars/samplingbar.h | 3 +++
2 files changed, 31 insertions(+)
diff --git a/pv/toolbars/samplingbar.cpp b/pv/toolbars/samplingbar.cpp
index 91c4b07..05c730b 100644
--- a/pv/toolbars/samplingbar.cpp
+++ b/pv/toolbars/samplingbar.cpp
@@ -26,6 +26,8 @@
#include <QAction>
#include <QDebug>
+#include <QHelpEvent>
+#include <QToolTip>
#include "samplingbar.h"
@@ -93,6 +95,9 @@ 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(
@@ -446,5 +451,28 @@ 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();
+
+ QString str;
+ QTextStream(&str)
+ << tr("Total sampling time: ")
+ << fixed
+ << qSetRealNumberPrecision(1)
+ << sec
+ << "s";
+
+ QHelpEvent *help_event = static_cast<QHelpEvent*>(event);
+ QToolTip::showText(help_event->globalPos(), str);
+
+ return true;
+ }
+
+ return false;
+}
+
} // namespace toolbars
} // namespace pv
diff --git a/pv/toolbars/samplingbar.h b/pv/toolbars/samplingbar.h
index e59d2f9..e2e24b7 100644
--- a/pv/toolbars/samplingbar.h
+++ b/pv/toolbars/samplingbar.h
@@ -89,6 +89,9 @@ private slots:
void on_config_changed();
+protected:
+ bool eventFilter(QObject *watched, QEvent *event);
+
private:
SigSession &_session;
--
1.9.0
------------------------------------------------------------------------------
"Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE
Instantly run your Selenium tests across 300+ browser/OS combos.
Get unparalleled scalability from the best Selenium testing platform available
Simple to use. Nothing to install. Get started now for free."
http://p.sf.net/sfu/SauceLabs
_______________________________________________
sigrok-devel mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/sigrok-devel
