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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QMainWindow>
class MdiChild;
QT_BEGIN_NAMESPACE
class QAction;
class QMenu;
class QMdiArea;
class QMdiSubWindow;
class QTextDocument;
QT_END_NAMESPACE
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
MainWindow();
bool openFile(const QString &fileName);
protected:
void closeEvent(QCloseEvent *event) override;
private slots:
void newFile();
void open();
void save();
void saveAs();
void updateRecentFileActions();
void openRecentFile();
#ifndef QT_NO_CLIPBOARD
void cut();
void copy();
void paste();
#endif
void about();
void updateMenus();
void updateWindowMenu();
MdiChild *createMdiChild(MdiChild *other = nullptr);
void switchLayoutDirection();
void newSubWindow();
private:
enum { MaxRecentFiles = 5 };
void createActions();
void createStatusBar();
void readSettings();
void writeSettings();
bool loadFile(const QString &fileName);
static bool hasRecentFiles();
void prependToRecentFiles(const QString &fileName);
void setRecentFilesVisible(bool visible);
MdiChild *activeMdiChild() const;
QMdiSubWindow *findMdiChild(const QString &fileName) const;
QMdiArea *mdiArea;
QMenu *windowMenu;
QAction *newAct;
QAction *saveAct;
QAction *saveAsAct;
QAction *recentFileActs[MaxRecentFiles];
QAction *recentFileSeparator;
QAction *recentFileSubMenuAct;
#ifndef QT_NO_CLIPBOARD
QAction *cutAct;
QAction *copyAct;
QAction *pasteAct;
#endif
QAction *newWindowAct;
QAction *closeAct;
QAction *closeAllAct;
QAction *tileAct;
QAction *cascadeAct;
QAction *nextAct;
QAction *previousAct;
QAction *windowMenuSeparatorAct;
};
#endif
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