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50
51#ifndef MAINWINDOW_H
52#define MAINWINDOW_H
53
54#include <QList>
55#include <QMainWindow>
56
57class ScribbleArea;
58
59//! [0]
60class MainWindow : public QMainWindow
61{
62 Q_OBJECT
63
64public:
65 MainWindow(QWidget *parent = nullptr);
66
67protected:
68 void closeEvent(QCloseEvent *event) override;
69
70private slots:
71 void open();
72 void save();
73 void penColor();
74 void penWidth();
75 void about();
76
77private:
78 void createActions();
79 void createMenus();
80 bool maybeSave();
81 bool saveFile(const QByteArray &fileFormat);
82
83 ScribbleArea *scribbleArea;
84
85 QMenu *saveAsMenu;
86 QMenu *fileMenu;
87 QMenu *optionMenu;
88 QMenu *helpMenu;
89
90 QAction *openAct;
91 QList<QAction *> saveAsActs;
92 QAction *exitAct;
93 QAction *penColorAct;
94 QAction *penWidthAct;
95 QAction *printAct;
96 QAction *clearScreenAct;
97 QAction *aboutAct;
98 QAction *aboutQtAct;
99};
100//! [0]
101
102#endif
103

source code of qtbase/examples/widgets/widgets/scribble/mainwindow.h