#include <pv/devicemanager.h>
#include <pv/popups/deviceoptions.h>
+#include <pv/popups/probes.h>
-using namespace std;
+using std::max;
+using std::min;
+using std::string;
namespace pv {
namespace toolbars {
-const uint64_t SamplingBar::RecordLengths[20] = {
- 1000,
- 2500,
- 5000,
- 10000,
- 25000,
- 50000,
- 100000,
- 250000,
- 500000,
- 1000000,
- 2000000,
- 5000000,
- 10000000,
- 25000000,
- 50000000,
- 100000000,
- 250000000,
- 500000000,
- 1000000000,
- 10000000000ULL,
-};
-
-const uint64_t SamplingBar::DefaultRecordLength = 1000000;
+const uint64_t SamplingBar::MinSampleCount = 100ULL;
+const uint64_t SamplingBar::MaxSampleCount = 1000000000000ULL;
+const uint64_t SamplingBar::DefaultSampleCount = 1000000;
SamplingBar::SamplingBar(SigSession &session, QWidget *parent) :
QToolBar("Sampling Bar", parent),
_device_selector(this),
_updating_device_selector(false),
_configure_button(this),
+ _configure_button_action(NULL),
_probes_button(this),
- _probes_popup(_session, this),
- _record_length_selector(this),
- _sample_rate_action(NULL),
- _sample_rate_list(this),
+ _sample_count(" samples", this),
+ _sample_rate("Hz", this),
+ _updating_sample_rate(false),
+ _updating_sample_count(false),
+ _sample_count_supported(false),
_icon_red(":/icons/status-red.svg"),
_icon_green(":/icons/status-green.svg"),
_icon_grey(":/icons/status-grey.svg"),
this, SLOT(on_run_stop()));
connect(&_device_selector, SIGNAL(currentIndexChanged (int)),
this, SLOT(on_device_selected()));
+ connect(&_sample_count, SIGNAL(value_changed()),
+ this, SLOT(on_sample_count_changed()));
+ connect(&_sample_rate, SIGNAL(value_changed()),
+ this, SLOT(on_sample_rate_changed()));
- _sample_rate_value.setDecimals(0);
- _sample_rate_value.setSuffix("Hz");
-
- for (size_t i = 0; i < countof(RecordLengths); i++)
- {
- const uint64_t &l = RecordLengths[i];
- char *const text = sr_si_string_u64(l, " samples");
- _record_length_selector.addItem(QString(text),
- qVariantFromValue(l));
- g_free(text);
-
- if (l == DefaultRecordLength)
- _record_length_selector.setCurrentIndex(i);
- }
+ _sample_count.show_min_max_step(0, UINT64_MAX, 1);
set_capture_state(pv::SigSession::Stopped);
_probes_button.setIcon(QIcon::fromTheme("probes",
QIcon(":/icons/probes.svg")));
- _probes_button.set_popup(&_probes_popup);
_run_stop_button.setToolButtonStyle(Qt::ToolButtonTextBesideIcon);
addWidget(&_device_selector);
- addWidget(&_configure_button);
+ _configure_button_action = addWidget(&_configure_button);
addWidget(&_probes_button);
- addWidget(&_record_length_selector);
- _sample_rate_list_action = addWidget(&_sample_rate_list);
- _sample_rate_value_action = addWidget(&_sample_rate_value);
- addWidget(&_run_stop_button);
+ addWidget(&_sample_count);
+ addWidget(&_sample_rate);
- connect(&_sample_rate_list, SIGNAL(currentIndexChanged(int)),
- this, SLOT(on_sample_rate_changed()));
- connect(&_sample_rate_value, SIGNAL(editingFinished()),
- this, SLOT(on_sample_rate_changed()));
+ addWidget(&_run_stop_button);
}
void SamplingBar::set_device_list(
}
}
-uint64_t SamplingBar::get_record_length() const
-{
- const int index = _record_length_selector.currentIndex();
- if (index < 0)
- return 0;
-
- return _record_length_selector.itemData(index).value<uint64_t>();
-}
-
void SamplingBar::set_capture_state(pv::SigSession::capture_state state)
{
const QIcon *icons[] = {&_icon_grey, &_icon_red, &_icon_green};
const uint64_t *elements = NULL;
gsize num_elements;
- assert(_sample_rate_value_action);
- assert(_sample_rate_list_action);
-
if (!sdi)
return;
+ _updating_sample_rate = true;
+
if (sr_config_list(sdi->driver, sdi, NULL,
SR_CONF_SAMPLERATE, &gvar_dict) != SR_OK)
+ {
+ _sample_rate.show_none();
+ _updating_sample_rate = false;
return;
-
- _sample_rate_list_action->setVisible(false);
- _sample_rate_value_action->setVisible(false);
+ }
if ((gvar_list = g_variant_lookup_value(gvar_dict,
- "samplerate-steps", G_VARIANT_TYPE("at")))) {
+ "samplerate-steps", G_VARIANT_TYPE("at"))))
+ {
elements = (const uint64_t *)g_variant_get_fixed_array(
gvar_list, &num_elements, sizeof(uint64_t));
- _sample_rate_value.setRange(elements[0], elements[1]);
- _sample_rate_value.setSingleStep(elements[2]);
+
+ const uint64_t min = elements[0];
+ const uint64_t max = elements[1];
+ const uint64_t step = elements[2];
+
g_variant_unref(gvar_list);
- _sample_rate_action = _sample_rate_value_action;
+ assert(min > 0);
+ assert(max > 0);
+ assert(max > min);
+ assert(step > 0);
+
+ if (step == 1)
+ _sample_rate.show_125_list(min, max);
+ else
+ {
+ // When the step is not 1, we cam't make a 1-2-5-10
+ // list of sample rates, because we may not be able to
+ // make round numbers. Therefore in this case, show a
+ // spin box.
+ _sample_rate.show_min_max_step(min, max, step);
+ }
}
else if ((gvar_list = g_variant_lookup_value(gvar_dict,
"samplerates", G_VARIANT_TYPE("at"))))
{
elements = (const uint64_t *)g_variant_get_fixed_array(
gvar_list, &num_elements, sizeof(uint64_t));
- _sample_rate_list.clear();
-
- for (unsigned int i = 0; i < num_elements; i++)
- {
- char *const s = sr_samplerate_string(elements[i]);
- _sample_rate_list.addItem(QString(s),
- qVariantFromValue(elements[i]));
- g_free(s);
- }
-
- _sample_rate_list.show();
+ _sample_rate.show_list(elements, num_elements);
g_variant_unref(gvar_list);
-
- _sample_rate_action = _sample_rate_list_action;
}
+ _updating_sample_rate = false;
g_variant_unref(gvar_dict);
update_sample_rate_selector_value();
-
- // We delay showing the action, so that value change events
- // are ignored.
- if (_sample_rate_action)
- _sample_rate_action->setVisible(true);
}
void SamplingBar::update_sample_rate_selector_value()
samplerate = g_variant_get_uint64(gvar);
g_variant_unref(gvar);
- assert(_sample_rate_value_action);
- assert(_sample_rate_list_action);
+ _updating_sample_rate = true;
+ _sample_rate.set_value(samplerate);
+ _updating_sample_rate = false;
+}
+
+void SamplingBar::update_sample_count_selector()
+{
+ sr_dev_inst *const sdi = get_selected_device();
+ GVariant *gvar;
+
+ assert(sdi);
+
+ _updating_sample_count = true;
- if (_sample_rate_action == _sample_rate_value_action)
- _sample_rate_value.setValue(samplerate);
- else if (_sample_rate_action == _sample_rate_list_action)
+ if (_sample_count_supported)
{
- for (int i = 0; i < _sample_rate_list.count(); i++)
- if (samplerate == _sample_rate_list.itemData(
- i).value<uint64_t>())
- _sample_rate_list.setCurrentIndex(i);
+ uint64_t sample_count = DefaultSampleCount;
+ uint64_t min_sample_count = 0;
+ uint64_t max_sample_count = MaxSampleCount;
+
+ if (sr_config_list(sdi->driver, sdi, NULL,
+ SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK) {
+ g_variant_get(gvar, "(tt)",
+ &min_sample_count, &max_sample_count);
+ g_variant_unref(gvar);
+ }
+
+ min_sample_count = min(max(min_sample_count, MinSampleCount),
+ max_sample_count);
+
+ _sample_count.show_125_list(
+ min_sample_count, max_sample_count);
+
+ if (sr_config_get(sdi->driver, sdi, NULL,
+ SR_CONF_LIMIT_SAMPLES, &gvar) == SR_OK)
+ {
+ sample_count = g_variant_get_uint64(gvar);
+ if (sample_count == 0)
+ sample_count = DefaultSampleCount;
+ sample_count = min(max(sample_count, MinSampleCount),
+ max_sample_count);
+
+ g_variant_unref(gvar);
+ }
+
+ _sample_count.set_value(sample_count);
}
+ else
+ _sample_count.show_none();
+
+ _updating_sample_count = false;
}
-void SamplingBar::commit_sample_rate()
+void SamplingBar::commit_sample_count()
{
- uint64_t sample_rate = 0;
+ uint64_t sample_count = 0;
sr_dev_inst *const sdi = get_selected_device();
assert(sdi);
- assert(_sample_rate_value_action);
- assert(_sample_rate_list_action);
+ sample_count = _sample_count.value();
- if (_sample_rate_action == _sample_rate_value_action)
- sample_rate = (uint64_t)_sample_rate_value.value();
- else if (_sample_rate_action == _sample_rate_list_action)
- {
- const int index = _sample_rate_list.currentIndex();
- if (index >= 0)
- sample_rate = _sample_rate_list.itemData(
- index).value<uint64_t>();
+ // Set the sample count
+ if (sr_config_set(sdi, NULL, SR_CONF_LIMIT_SAMPLES,
+ g_variant_new_uint64(sample_count)) != SR_OK) {
+ qDebug() << "Failed to configure sample count.";
+ return;
}
+}
+
+void SamplingBar::commit_sample_rate()
+{
+ uint64_t sample_rate = 0;
+
+ sr_dev_inst *const sdi = get_selected_device();
+ assert(sdi);
+ sample_rate = _sample_rate.value();
if (sample_rate == 0)
return;
void SamplingBar::on_device_selected()
{
+ GVariant *gvar;
+
using namespace pv::popups;
if (_updating_device_selector)
return;
- update_sample_rate_selector();
-
sr_dev_inst *const sdi = get_selected_device();
_session.set_device(sdi);
- _configure_button.set_popup(new DeviceOptions(sdi, this));
+ // Update the configure popup
+ DeviceOptions *const opts = new DeviceOptions(sdi, this);
+ _configure_button_action->setVisible(
+ !opts->binding().properties().empty());
+ _configure_button.set_popup(opts);
+
+ // Update the probes popup
+ Probes *const probes = new Probes(_session, this);
+ _probes_button.set_popup(probes);
+
+ // Update supported options.
+ _sample_count_supported = false;
+
+ if (sr_config_list(sdi->driver, sdi, NULL,
+ SR_CONF_DEVICE_OPTIONS, &gvar) == SR_OK)
+ {
+ gsize num_opts;
+ const int *const options = (const int32_t *)g_variant_get_fixed_array(
+ gvar, &num_opts, sizeof(int32_t));
+ for (unsigned int i = 0; i < num_opts; i++)
+ {
+ switch (options[i]) {
+ case SR_CONF_LIMIT_SAMPLES:
+ _sample_count_supported = true;
+ break;
+ case SR_CONF_LIMIT_FRAMES:
+ sr_config_set(sdi, NULL, SR_CONF_LIMIT_FRAMES,
+ g_variant_new_uint64(1));
+ break;
+ }
+ }
+ }
+
+ // Update sweep timing widgets.
+ update_sample_count_selector();
+ update_sample_rate_selector();
+}
+
+void SamplingBar::on_sample_count_changed()
+{
+ if(!_updating_sample_count)
+ commit_sample_count();
}
void SamplingBar::on_sample_rate_changed()
{
- commit_sample_rate();
+ if (!_updating_sample_rate)
+ commit_sample_rate();
}
void SamplingBar::on_run_stop()
{
+ commit_sample_count();
commit_sample_rate();
run_stop();
}