Show sidebar after initial sync

fixes #412

src/ChatPage.cpp

@@ -1320,7 +1320,7 @@ ChatPage::showSideBars()
         top_bar_->disableBackButton();
 }
 
-int
+uint64_t
 ChatPage::timelineWidth()
 {
         int sidebarWidth = sideBar_->size().width();

src/ChatPage.h

@@ -67,7 +67,7 @@ public:
         void deleteConfigs();
 
         //! Calculate the width of the message timeline.
-        int timelineWidth();
+        uint64_t timelineWidth();
         bool isSideBarExpanded();
         //! Hide the room & group list (if it was visible).
         void hideSideBars();

src/MainWindow.cpp

@@ -181,8 +181,8 @@ MainWindow::resizeEvent(QResizeEvent *event)
 void
 MainWindow::adjustSideBars()
 {
-        const int timelineWidth = chat_page_->timelineWidth();
-        const int minAvailableWidth =
+        const uint64_t timelineWidth = chat_page_->timelineWidth();
+        const uint64_t minAvailableWidth =
           conf::sideBarCollapsePoint + ui::sidebar::CommunitiesSidebarSize;
 
         if (timelineWidth < minAvailableWidth && !chat_page_->isSideBarExpanded()) {