From b958cdc00c6c859f476551a744c05b5f156786f3 Mon Sep 17 00:00:00 2001
From: Roy Qu <royqh1979@gmail.com>
Date: Mon, 24 Oct 2022 22:53:46 +0800
Subject: [PATCH] - enhancement: when closing project, prevent all editors that
 belongs to the project check syntax and parse todos.

---
 NEWS.md                    | 1 +
 RedPandaIDE/editor.cpp     | 8 +++++---
 RedPandaIDE/mainwindow.cpp | 8 ++++++++
 RedPandaIDE/mainwindow.h   | 2 ++
 4 files changed, 16 insertions(+), 3 deletions(-)

diff --git a/NEWS.md b/NEWS.md
index c83d8e0b..e6dd4766 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -21,6 +21,7 @@ Red Panda C++ Version 2.0
   - enhancement: separate compiler's language standard option for C / C++
   - fix: compiler settings not correctly handled when create makefile
   - enhancement: auto locate current open file in the project view panel
+  - enhancement: when closing project, prevent all editors that belongs to the project check syntax and parse todos.
 
 Red Panda C++ Version 1.5
 
diff --git a/RedPandaIDE/editor.cpp b/RedPandaIDE/editor.cpp
index d36b7e59..0c5adadf 100644
--- a/RedPandaIDE/editor.cpp
+++ b/RedPandaIDE/editor.cpp
@@ -1289,8 +1289,10 @@ void Editor::showEvent(QShowEvent */*event*/)
 //    }
     if (!pMainWindow->isClosingAll()
                 && !pMainWindow->isQuitting()) {
-        checkSyntaxInBack();
-        reparseTodo();
+        if (!inProject() || !pMainWindow->closingProject()) {
+            checkSyntaxInBack();
+            reparseTodo();
+        }
     }
     pMainWindow->updateClassBrowserForEditor(this);
     pMainWindow->updateAppTitle(this);
@@ -1298,7 +1300,7 @@ void Editor::showEvent(QShowEvent */*event*/)
     pMainWindow->updateForEncodingInfo(this);
     pMainWindow->updateStatusbarForLineCol(this);
     pMainWindow->updateForStatusbarModeInfo(this);
-    if (inProject()) {
+    if (inProject() && !pMainWindow->closingProject()) {
         pMainWindow->setProjectCurrentFile(mFilename);
     }
 
diff --git a/RedPandaIDE/mainwindow.cpp b/RedPandaIDE/mainwindow.cpp
index 2f9cf3de..92fc154b 100644
--- a/RedPandaIDE/mainwindow.cpp
+++ b/RedPandaIDE/mainwindow.cpp
@@ -109,6 +109,7 @@ MainWindow::MainWindow(QWidget *parent)
       ui(new Ui::MainWindow),
       mSearchDialog(nullptr),
       mQuitting(false),
+      mClosingProject(false),
       mCheckSyntaxInBack(false),
       mShouldRemoveAllSettings(false),
       mClosing(false),
@@ -4602,6 +4603,7 @@ void MainWindow::closeProject(bool refreshEditor)
         } else
             mProject->saveLayout(); // always save layout, but not when SaveAll has been called
 
+        mClosingProject=true;
         mBookmarkModel->saveProjectBookmarks(
                     changeFileExt(mProject->filename(), PROJECT_BOOKMARKS_EXT),
                     mProject->directory());
@@ -4640,6 +4642,7 @@ void MainWindow::closeProject(bool refreshEditor)
             clearIssues();
             updateProjectView();
         }
+        mClosingProject=false;
     }
 }
 
@@ -8581,6 +8584,11 @@ void MainWindow::on_actionNew_Template_triggered()
     }
 }
 
+bool MainWindow::closingProject() const
+{
+    return mClosingProject;
+}
+
 const std::shared_ptr<VisitHistoryManager> &MainWindow::visitHistoryManager() const
 {
     return mVisitHistoryManager;
diff --git a/RedPandaIDE/mainwindow.h b/RedPandaIDE/mainwindow.h
index 274902f8..d1e52071 100644
--- a/RedPandaIDE/mainwindow.h
+++ b/RedPandaIDE/mainwindow.h
@@ -746,6 +746,7 @@ private:
     CPUDialog *mCPUDialog;
     SearchDialog *mSearchDialog;
     bool mQuitting;
+    bool mClosingProject;
     QElapsedTimer mParserTimer;
     QFileSystemWatcher mFileSystemWatcher;
     std::shared_ptr<Project> mProject;
@@ -880,6 +881,7 @@ public:
     bool isClosingAll() const;
     bool isQuitting() const;
     const std::shared_ptr<VisitHistoryManager> &visitHistoryManager() const;
+    bool closingProject() const;
 };
 
 extern MainWindow* pMainWindow;