X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fdevicemanager.cpp;h=540f88150e4cf117be1ca1fa12762e8b734f3943;hp=41f2ae9c5f5bc6346aff24b895062d1e8d51ae53;hb=22fc985bc6b8a745232179bb9e6aa5538a679aa7;hpb=c6246dc56ed01d7e99aa65ab88b8c191300b1ebd

diff --git a/pv/devicemanager.cpp b/pv/devicemanager.cpp
index 41f2ae9c..540f8815 100644
--- a/pv/devicemanager.cpp
+++ b/pv/devicemanager.cpp
@@ -14,8 +14,7 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
 #include "devicemanager.hpp"
@@ -23,49 +22,75 @@
 
 #include <cassert>
 #include <functional>
-#include <stdexcept>
+#include <memory>
 #include <sstream>
+#include <stdexcept>
 #include <string>
-#include <vector>
 
 #include <libsigrokcxx/libsigrokcxx.hpp>
 
-#include <boost/algorithm/string/join.hpp>
+#include <QApplication>
+#include <QObject>
+#include <QProgressDialog>
+
 #include <boost/filesystem.hpp>
 
 #include <pv/devices/hardwaredevice.hpp>
 
-using boost::algorithm::join;
-
 using std::bind;
-using std::dynamic_pointer_cast;
 using std::list;
 using std::map;
 using std::placeholders::_1;
 using std::placeholders::_2;
-using std::remove_if;
-using std::runtime_error;
 using std::shared_ptr;
 using std::string;
-using std::vector;
+using std::unique_ptr;
 
 using Glib::VariantBase;
 
 using sigrok::ConfigKey;
 using sigrok::Context;
 using sigrok::Driver;
-using sigrok::SessionDevice;
 
 namespace pv {
 
 DeviceManager::DeviceManager(shared_ptr<Context> context) :
 	context_(context)
 {
-	for (auto entry : context->drivers())
-		driver_scan(entry.second, map<const ConfigKey *, VariantBase>());
+	unique_ptr<QProgressDialog> progress(new QProgressDialog("",
+		QObject::tr("Cancel"), 0, context->drivers().size()));
+	progress->setWindowModality(Qt::WindowModal);
+	progress->setMinimumDuration(1);  // To show the dialog immediately
+
+	int entry_num = 1;
+
+	for (auto entry : context->drivers()) {
+		progress->setLabelText(QObject::tr("Scanning for %1...")
+			.arg(QString::fromStdString(entry.first)));
+
+		/**
+		 * We currently only support devices that can deliver
+		 * samples at a fixed samplerate i.e. oscilloscopes and
+		 * logic analysers.
+		 * @todo Add support for non-monotonic devices i.e. DMMs
+		 * and sensors.
+		 */
+		const auto keys = (entry.second)->config_keys();
+
+		bool supported_device = keys.count(ConfigKey::LOGIC_ANALYZER) |
+			keys.count(ConfigKey::OSCILLOSCOPE);
+
+		if (supported_device)
+			driver_scan(entry.second, map<const ConfigKey *, VariantBase>());
+
+		progress->setValue(entry_num++);
+		QApplication::processEvents();
+		if (progress->wasCanceled())
+			break;
+	}
 }
 
-const std::shared_ptr<sigrok::Context>& DeviceManager::context() const
+const shared_ptr<sigrok::Context>& DeviceManager::context() const
 {
 	return context_;
 }