From ffd6c6213dd8fe1b2aeab54b3f0788a5a48cbe70 Mon Sep 17 00:00:00 2001
From: Christian Kamm <kamm@incasoftware.de>
Date: Fri, 27 Mar 2015 14:40:33 +0100
Subject: [PATCH] AccountSettings: Update progress only twice per second. #3014

---
 src/gui/accountsettings.cpp | 11 +++++++++++
 src/gui/accountsettings.h   |  1 +
 2 files changed, 12 insertions(+)

diff --git a/src/gui/accountsettings.cpp b/src/gui/accountsettings.cpp
index f46cf80b131..a6858043ae7 100644
--- a/src/gui/accountsettings.cpp
+++ b/src/gui/accountsettings.cpp
@@ -119,6 +119,8 @@ AccountSettings::AccountSettings(QWidget *parent) :
     connect(folderMan, SIGNAL(folderListLoaded(Folder::Map)),
             this, SLOT(setFolderList(Folder::Map)));
     setFolderList(FolderMan::instance()->map());
+
+    _lastProgressUpdate.start();
 }
 
 void AccountSettings::slotAccountStateChanged(AccountState *newAccountState)
@@ -607,6 +609,15 @@ void AccountSettings::slotSetProgress(const QString& folder, const Progress::Inf
         return;
     }
 
+    // Don't update progess too often.
+    const int msBetweenProgressUpdates = 500;
+    if (_lastProgressUpdate.elapsed() < msBetweenProgressUpdates) {
+        qDebug() << "skip progress";
+        return;
+    }
+    _lastProgressUpdate.restart();
+
+
     if(!progress._lastCompletedItem.isEmpty()
             && Progress::isWarningKind(progress._lastCompletedItem._status)) {
         int warnCount = item->data(FolderStatusDelegate::WarningCount).toInt();
diff --git a/src/gui/accountsettings.h b/src/gui/accountsettings.h
index 94110a9bc62..46b6fd9ba10 100644
--- a/src/gui/accountsettings.h
+++ b/src/gui/accountsettings.h
@@ -98,6 +98,7 @@ protected slots:
     QStringList _generalErrors;
     bool _wasDisabledBefore;
     AccountState *_accountState;
+    QElapsedTimer _lastProgressUpdate;
 private slots:
     void slotFolderSyncStateChange();
     void slotAccountStateChanged(AccountState*);