Enable room switcher only in the chat view (#251)

include/MainWindow.h

@@ -83,6 +83,8 @@ private slots:
 private:
         bool hasActiveUser();
         void restoreWindowSize();
+        //! Check if there is an open dialog.
+        bool hasActiveDialogs() const;
 
         static MainWindow *instance_;
 

src/MainWindow.cc

@@ -118,6 +118,7 @@ MainWindow::MainWindow(QWidget *parent)
 
         QShortcut *quickSwitchShortcut = new QShortcut(QKeySequence("Ctrl+K"), this);
         connect(quickSwitchShortcut, &QShortcut::activated, this, [this]() {
+                if (chat_page_->isVisible() && !hasActiveDialogs())
                         chat_page_->showQuickSwitcher();
         });
 
@@ -289,3 +290,10 @@ MainWindow::showOverlayProgressBar()
                 progressModal_->show();
         }
 }
+
+bool
+MainWindow::hasActiveDialogs() const
+{
+        return (!leaveRoomModal_.isNull() && leaveRoomModal_->isVisible()) ||
+               (!progressModal_.isNull() && progressModal_->isVisible());
+}