X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fmainwindow.cpp;h=90ac324bab1ed7bbffde9fe7c8a8d1d5cd7243d0;hb=ed773982d53396e94266288a8fcd87846706f1e4;hp=c9fa4c1a25fc749a9d47804ea369b8c9ff3e1ad1;hpb=18203d86e200131f50e9830c4f16a9edba96d669;p=pulseview.git

diff --git a/pv/mainwindow.cpp b/pv/mainwindow.cpp
index c9fa4c1..90ac324 100644
--- a/pv/mainwindow.cpp
+++ b/pv/mainwindow.cpp
@@ -20,10 +20,13 @@
 
 #include <sigrokdecode.h>
 
+#include <boost/bind.hpp>
+
 #include <QAction>
 #include <QApplication>
 #include <QButtonGroup>
 #include <QFileDialog>
+#include <QMessageBox>
 #include <QMenu>
 #include <QMenuBar>
 #include <QStatusBar>
@@ -210,9 +213,33 @@ void MainWindow::scan_devices()
 	_sampling_bar->set_device_list(_devices);
 }
 
+void MainWindow::session_error(
+	const QString text, const QString info_text)
+{
+	QMetaObject::invokeMethod(this, "show_session_error",
+		Qt::QueuedConnection, Q_ARG(QString, text),
+		Q_ARG(QString, info_text));
+}
+
 void MainWindow::load_file(QString file_name)
 {
-	_session.load_file(file_name.toStdString());
+	const QString errorMessage(
+		QString("Failed to load file %1").arg(file_name));
+	const QString infoMessage;
+	_session.load_file(file_name.toStdString(),
+		boost::bind(&MainWindow::session_error, this,
+			errorMessage, infoMessage));
+}
+
+void MainWindow::show_session_error(
+	const QString text, const QString info_text)
+{
+	QMessageBox msg(this);
+	msg.setText(text);
+	msg.setInformativeText(info_text);
+	msg.setStandardButtons(QMessageBox::Ok);
+	msg.setIcon(QMessageBox::Warning);
+	msg.exec();
 }
 
 void MainWindow::on_actionOpen_triggered()
@@ -226,7 +253,17 @@ void MainWindow::on_actionOpen_triggered()
 void MainWindow::on_actionConnect_triggered()
 {
 	dialogs::Connect dlg(this);
-	dlg.exec();
+	if (!dlg.exec())
+		return;
+
+	struct sr_dev_inst *const sdi = dlg.get_selected_device();
+	if (sdi) {
+		assert(_sampling_bar);
+
+		_devices.push_back(sdi);
+		_sampling_bar->set_device_list(_devices);
+		_sampling_bar->set_selected_device(sdi);
+	}
 }
 
 void MainWindow::on_actionQuit_triggered()
@@ -262,7 +299,9 @@ void MainWindow::run_stop()
 	case SigSession::Stopped:
 		_session.start_capture(
 			_sampling_bar->get_selected_device(),
-			_sampling_bar->get_record_length());
+			_sampling_bar->get_record_length(),
+			boost::bind(&MainWindow::session_error, this,
+				QString("Capture failed"), _1));
 		break;
 
 	case SigSession::Running: