client: Poll legacy CoreInfo when dialog is open

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

diff --git a/src/qtui/coreinfodlg.cpp b/src/qtui/coreinfodlg.cpp
index 063e7a4..d952735 100644 (file)
--- a/src/qtui/coreinfodlg.cpp
+++ b/src/qtui/coreinfodlg.cpp
@@ -35,7 +35,7 @@ CoreInfoDlg::CoreInfoDlg(QWidget *parent) : QDialog(parent) {
 
     // Update legacy core info for Quassel cores earlier than 0.13.  This does nothing on modern
     // cores.
-    Client::refreshLegacyCoreInfo();
+    refreshLegacyCoreInfo();
 
     // Display existing core info, set up signal handlers
     coreInfoResynchronized();
@@ -48,6 +48,21 @@ CoreInfoDlg::CoreInfoDlg(QWidget *parent) : QDialog(parent) {
 }
 
 
+void CoreInfoDlg::refreshLegacyCoreInfo() {
+    if (!Client::isConnected() || Client::isCoreFeatureEnabled(Quassel::Feature::SyncedCoreInfo)) {
+        // If we're not connected, or the core supports SyncedCoreInfo (0.13+), bail out
+        return;
+    }
+
+    // Request legacy (pre-0.13) CoreInfo object to be resynchronized (does nothing on modern cores)
+    Client::refreshLegacyCoreInfo();
+
+    // On legacy cores, CoreInfo data does not send signals.  Periodically poll for information.
+    // 15 seconds seems like a reasonable trade-off as this only happens while the dialog is open.
+    QTimer::singleShot(15 * 1000, this, SLOT(refreshLegacyCoreInfo()));
+}
+
+
 void CoreInfoDlg::coreInfoResynchronized() {
     // CoreInfo object has been recreated, or this is the first time the dialog's been shown