Added trigger selection handlers

[pulseview.git] / pv / view / logicsignal.cpp

diff --git a/pv/view/logicsignal.cpp b/pv/view/logicsignal.cpp
index b684210b26667e3fcf7ee30e3447867d1708bb68..ea138fa76d2b2285e50c588ed26b833c4e1df170 100644 (file)
--- a/pv/view/logicsignal.cpp
+++ b/pv/view/logicsignal.cpp
@@ -24,6 +24,8 @@
 
 #include "logicsignal.h"
 #include "view.h"
+
+#include "pv/sigsession.h"
 #include "pv/data/logic.h"
 #include "pv/data/logicsnapshot.h"
 
@@ -52,9 +54,9 @@ const QColor LogicSignal::SignalColours[10] = {
        QColor(0xEE, 0xEE, 0xEC),       // White
 };
 
-LogicSignal::LogicSignal(const sr_probe *const probe,
+LogicSignal::LogicSignal(pv::SigSession &session, const sr_probe *const probe,
        shared_ptr<data::Logic> data) :
-       Signal(probe),
+       Signal(session, probe),
        _data(data),
        _separator(this),
        _icon_trigger_none(":/icons/trigger-none.svg"),
@@ -78,6 +80,19 @@ LogicSignal::LogicSignal(const sr_probe *const probe,
        _colour = SignalColours[probe->index % countof(SignalColours)];
 
        _separator.setSeparator(true);
+
+       connect(&_trigger_none, SIGNAL(triggered()),
+               this, SLOT(on_trigger_none()));
+       connect(&_trigger_rising, SIGNAL(triggered()),
+               this, SLOT(on_trigger_rising()));
+       connect(&_trigger_high, SIGNAL(triggered()),
+               this, SLOT(on_trigger_high()));
+       connect(&_trigger_falling, SIGNAL(triggered()),
+               this, SLOT(on_trigger_falling()));
+       connect(&_trigger_low, SIGNAL(triggered()),
+               this, SLOT(on_trigger_low()));
+       connect(&_trigger_change, SIGNAL(triggered()),
+               this, SLOT(on_trigger_change()));
 }
 
 LogicSignal::~LogicSignal()
@@ -86,17 +101,37 @@ LogicSignal::~LogicSignal()
 
 const list<QAction*> LogicSignal::get_context_bar_actions()
 {
+       GVariant *gvar;
        list<QAction*> actions;
+
        actions.push_back(&_name_action);
 
-       actions.push_back(&_separator);
+       // Add the trigger actions
+       const sr_dev_inst *const sdi = _session.get_device();
+       if (sr_config_list(sdi->driver, SR_CONF_TRIGGER_TYPE,
+               &gvar, sdi) == SR_OK) {
+               const char *const trig_types =
+                       g_variant_get_string(gvar, NULL);
+
+               if (trig_types && trig_types[0] != '\0') {
+                       actions.push_back(&_separator);
+
+                       actions.push_back(&_trigger_none);
+
+                       add_trigger_action(trig_types, 'r',
+                               &_trigger_rising, actions);
+                       add_trigger_action(trig_types, '1',
+                               &_trigger_high, actions);
+                       add_trigger_action(trig_types, 'f',
+                               &_trigger_falling, actions);
+                       add_trigger_action(trig_types, '0',
+                               &_trigger_low, actions);
+                       add_trigger_action(trig_types, 'c',
+                               &_trigger_change, actions);
+               }
 
-       actions.push_back(&_trigger_none);
-       actions.push_back(&_trigger_rising);
-       actions.push_back(&_trigger_high);
-       actions.push_back(&_trigger_falling);
-       actions.push_back(&_trigger_low);
-       actions.push_back(&_trigger_change);
+               g_variant_unref(gvar);
+       }
 
        return actions;
 }
@@ -201,5 +236,63 @@ void LogicSignal::paint_caps(QPainter &p, QLineF *const lines,
        p.drawLines(lines, line - lines);
 }
 
+void LogicSignal::add_trigger_action(const char *trig_types, char type,
+       QAction *action, list<QAction*> &actions)
+{
+       while(*trig_types)
+               if(*trig_types++ == type) {
+                       actions.push_back(action);
+                       break;
+               }
+}
+
+void LogicSignal::set_trigger(char type)
+{
+       const char trigger_type_string[2] = {type, 0};
+       const char *const trigger_string =
+               (type != 0) ? trigger_type_string : NULL;
+
+       const sr_dev_inst *const sdi = _session.get_device();
+       const int probe_count = g_slist_length(sdi->probes);
+       assert(probe_count > 0);
+
+       assert(_probe && _probe->index < probe_count);
+
+       for (int i = 0; i < probe_count; i++) {
+               sr_dev_trigger_set(sdi, i, (i == _probe->index) ?
+                       trigger_string : NULL);
+       }
+}
+
+void LogicSignal::on_trigger_none()
+{
+       set_trigger('\0');      
+}
+
+void LogicSignal::on_trigger_rising()
+{
+       set_trigger('r');       
+}
+
+void LogicSignal::on_trigger_high()
+{
+       set_trigger('1');       
+}
+
+void LogicSignal::on_trigger_falling()
+{
+       set_trigger('f');       
+}
+
+void LogicSignal::on_trigger_low()
+{
+       set_trigger('0');       
+}
+
+void LogicSignal::on_trigger_change()
+{
+       set_trigger('c');       
+}
+
 } // namespace view
 } // namespace pv