clang-tidy: Avoid memory leak in MainWin

[quassel.git] / src / qtui / mainwin.cpp

diff --git a/src/qtui/mainwin.cpp b/src/qtui/mainwin.cpp
index 80879a2..d87026c 100644 (file)
--- a/src/qtui/mainwin.cpp
+++ b/src/qtui/mainwin.cpp
@@ -216,6 +216,7 @@ void MainWin::init()
     connect(GraphicalUi::contextMenuActionProvider(), SIGNAL(showIgnoreList(QString)), SLOT(showIgnoreList(QString)));
     connect(Client::instance(), SIGNAL(showIgnoreList(QString)), SLOT(showIgnoreList(QString)));
     connect(Client::instance(), SIGNAL(dbUpgradeInProgress(bool)), SLOT(showMigrationWarning(bool)));
+    connect(Client::instance(), SIGNAL(exitRequested(QString)), SLOT(onExitRequested(QString)));
 
     connect(Client::coreConnection(), SIGNAL(startCoreSetup(QVariantList, QVariantList)), SLOT(showCoreConfigWizard(QVariantList, QVariantList)));
     connect(Client::coreConnection(), SIGNAL(connectionErrorPopup(QString)), SLOT(handleCoreConnectionError(QString)));
@@ -858,6 +859,19 @@ void MainWin::showMigrationWarning(bool show)
 }
 
 
+void MainWin::onExitRequested(const QString &reason)
+{
+    if (!reason.isEmpty()) {
+        QMessageBox box(QMessageBox::Critical,
+                        tr("Fatal error"),
+                        "<b>" + tr("Quassel encountered a fatal error and is terminated.") + "</b>",
+                        QMessageBox::Ok, this);
+        box.setInformativeText("<p>" + tr("Reason:<em>") + " " + reason + "</em>");
+        box.exec();
+    }
+}
+
+
 void MainWin::changeActiveBufferView(bool backwards)
 {
     if (_activeBufferViewIndex >= 0 && _activeBufferViewIndex < _bufferViews.count()) {
@@ -1475,8 +1489,6 @@ void MainWin::showCoreConfigWizard(const QVariantList &backends, const QVariantL
 
 void MainWin::showChannelList(NetworkId netId, const QString &channelFilters, bool listImmediately)
 {
-    ChannelListDlg *channelListDlg = new ChannelListDlg();
-
     if (!netId.isValid()) {
         QAction *action = qobject_cast<QAction *>(sender());
         if (action)
@@ -1493,7 +1505,7 @@ void MainWin::showChannelList(NetworkId netId, const QString &channelFilters, bo
         }
     }
 
-
+    ChannelListDlg *channelListDlg = new ChannelListDlg(this);
     channelListDlg->setAttribute(Qt::WA_DeleteOnClose);
     channelListDlg->setNetwork(netId);
     if (!channelFilters.isEmpty()) {