From ec22b01086299786fc3165523fc01bd2127870ea Mon Sep 17 00:00:00 2001
From: sagcan <volkanxvs@gmail.com>
Date: Fri, 28 Aug 2020 20:17:31 +0200
Subject: [PATCH] Disable Plugins menu if no plugins are installed (#2318)
 (#2401)

---
 .../user-docs/menus/menu-bar/plugins-menu.rst     |  2 +-
 src/core/MainWindow.cpp                           | 15 ++++++++++++++-
 2 files changed, 15 insertions(+), 2 deletions(-)

diff --git a/docs/source/user-docs/menus/menu-bar/plugins-menu.rst b/docs/source/user-docs/menus/menu-bar/plugins-menu.rst
index 7a210a0a..8d0fcbd2 100644
--- a/docs/source/user-docs/menus/menu-bar/plugins-menu.rst
+++ b/docs/source/user-docs/menus/menu-bar/plugins-menu.rst
@@ -5,4 +5,4 @@ Plugins Sub-Menu
 ----------------------------------------
 **Description:** This menu will contain the windows and views created by the loaded plugins. By default, this menu is empty unless plugins added their actions and items to the menu.    
 
-**Steps:** Windows -> Plugins
\ No newline at end of file
+**Steps:** Windows -> Plugins
diff --git a/src/core/MainWindow.cpp b/src/core/MainWindow.cpp
index 75e071c4..6f2dcf2f 100644
--- a/src/core/MainWindow.cpp
+++ b/src/core/MainWindow.cpp
@@ -236,10 +236,23 @@ void MainWindow::initUI()
     connect(ui->actionDocumentation, &QAction::triggered, this, &MainWindow::documentationClicked);
 
     /* Setup plugins interfaces */
-    for (auto &plugin : Plugins()->getPlugins()) {
+    const auto &plugins = Plugins()->getPlugins();
+    for (auto &plugin : plugins) {
         plugin->setupInterface(this);
     }
 
+    // Check if plugins are loaded and display tooltips accordingly
+    ui->menuWindows->setToolTipsVisible(true);
+    if (plugins.empty()) {
+        ui->menuPlugins->menuAction()->setToolTip(
+                tr("No plugins are installed. Check the plugins section on Cutter documentation to learn more."));
+        ui->menuPlugins->setEnabled(false);
+    } else if (ui->menuPlugins->isEmpty()) {
+        ui->menuPlugins->menuAction()->setToolTip(
+                tr("The installed plugins didn't add entries to this menu."));
+        ui->menuPlugins->setEnabled(false);
+    }
+
 #if QT_VERSION < QT_VERSION_CHECK(5, 7, 0)
     ui->actionGrouped_dock_dragging->setVisible(false);
 #endif