X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fdevice%2Fdevice.cpp;h=4a30e5fcd75c3bb12df003096888c6c16dd116aa;hb=f9abf97e78bc4825d80926b0ebc6cbaef40768b1;hp=ca18fc13a73e2f63432832a9b536568d658f0437;hpb=921b90c0b3ae0cf44247da3d87bd7dc0612e9681;p=pulseview.git

diff --git a/pv/device/device.cpp b/pv/device/device.cpp
index ca18fc1..4a30e5f 100644
--- a/pv/device/device.cpp
+++ b/pv/device/device.cpp
@@ -18,6 +18,7 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
  */
 
+#include <cassert>
 #include <sstream>
 
 #include <libsigrok/libsigrok.h>
@@ -31,8 +32,36 @@ 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 +89,17 @@ std::string Device::format_device_title() const
 	return s.str();
 }
 
+bool Device::is_trigger_enabled() const
+{
+	assert(_sdi);
+	for (const GSList *l = _sdi->channels; l; l = l->next) {
+		const sr_channel *const p = (const sr_channel *)l->data;
+		assert(p);
+		if (p->trigger && p->trigger[0] != '\0')
+			return true;
+	}
+	return false;
+}
+
 } // device
 } // pv