X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fdevice%2Fdevice.cpp;h=e70be02592f0c58e3c2b59340068b39478f94842;hb=a28c30252fd32d3185c62062dfad74ae659ae383;hp=ca18fc13a73e2f63432832a9b536568d658f0437;hpb=921b90c0b3ae0cf44247da3d87bd7dc0612e9681;p=pulseview.git

diff --git a/pv/device/device.cpp b/pv/device/device.cpp
index ca18fc13..e70be025 100644
--- a/pv/device/device.cpp
+++ b/pv/device/device.cpp
@@ -31,8 +31,36 @@ namespace pv {
 namespace device {
 
 Device::Device(sr_dev_inst *sdi) :
-	DevInst(sdi)
+	_sdi(sdi)
 {
+	assert(_sdi);
+}
+
+sr_dev_inst* Device::dev_inst() const
+{
+	return _sdi;
+}
+
+void Device::use(SigSession *owner) throw(QString)
+{
+	DevInst::use(owner);
+
+	sr_session_new();
+
+	assert(_sdi);
+	sr_dev_open(_sdi);
+	if (sr_session_dev_add(_sdi) != SR_OK)
+		throw QString(tr("Failed to use device."));
+}
+
+void Device::release()
+{
+	if (_owner) {
+		DevInst::release();
+		sr_session_destroy();
+	}
+
+	sr_dev_close(_sdi);
 }
 
 std::string Device::format_device_title() const
@@ -60,5 +88,17 @@ std::string Device::format_device_title() const
 	return s.str();
 }
 
+bool Device::is_trigger_enabled() const
+{
+	assert(_sdi);
+	for (const GSList *l = _sdi->probes; l; l = l->next) {
+		const sr_probe *const p = (const sr_probe *)l->data;
+		assert(p);
+		if (p->trigger && p->trigger[0] != '\0')
+			return true;
+	}
+	return false;
+}
+
 } // device
 } // pv