file_menu.h

// GeneratedFilesPanel.h
#pragma once
 
#include <QAction>
#include <QDir>
#include <QFile>
#include <QFileDialog>
#include <QFileInfo>
#include <QFileSystemModel>
#include <QLabel>
#include <QMessageBox>
#include <QPlainTextEdit>
#include <QSaveFile>
#include <QShortcut>
#include <QSplitter>
#include <QTextStream>
#include <QToolBar>
#include <QTreeView>
#include <QWidget>
 
class FileTypeProxyModel;

class GeneratedFilesPanel : public QTreeView
{
  Q_OBJECT
public:
  explicit GeneratedFilesPanel(QWidget* parent = nullptr);

  void setGenerationRoot(const QString& dir);
 
signals:
  void fileSaved(const QString& path);

  void openExternallyRequested(QPlainTextEdit* textEditor);
 
private:
  void openPathInEditor(const QString& filePath);

  bool maybeSaveCurrent();

  bool saveCurrent();

  void setCurrentFile(const QString& filePath);

  bool isLikelyTextFile(const QString& filePath) const;

  bool loadFileUtf8(const QString& filePath, QString& outText, QString* outError) const;
 
  QString mRootDir;      
  QString mCurrentFile;  
 
  QFileSystemModel* mModel = nullptr;    
  FileTypeProxyModel* mProxy = nullptr;  
  // QTreeView* mTree = nullptr;
 
  QPlainTextEdit* mEditor = nullptr;  
 
  QAction* mSaveAction = nullptr;          
  QAction* mRevertAction = nullptr;        
  QAction* mOpenExternalAction = nullptr;  
};