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50
51#ifndef MAINWINDOW_H
52#define MAINWINDOW_H
53
54#include <QIcon>
55#include <QList>
56#include <QMainWindow>
57#include <QPixmap>
58
59QT_BEGIN_NAMESPACE
60class QAction;
61class QActionGroup;
62class QLabel;
63class QButtonGroup;
64class QTableWidget;
65QT_END_NAMESPACE
66class IconPreviewArea;
67class IconSizeSpinBox;
68
69//! [0]
70class MainWindow : public QMainWindow
71{
72 Q_OBJECT
73
74public:
75 MainWindow(QWidget *parent = nullptr);
76
77 void loadImages(const QStringList &fileNames);
78
79 void show();
80
81private slots:
82 void about();
83 void changeStyle(bool checked);
84 void changeSize(int, bool);
85 void triggerChangeSize();
86 void changeIcon();
87 void addSampleImages();
88 void addOtherImages();
89 void removeAllImages();
90 void useHighDpiPixmapsChanged(int checkState);
91 void screenChanged();
92
93private:
94 QWidget *createImagesGroupBox();
95 QWidget *createIconSizeGroupBox();
96 QWidget *createHighDpiIconSizeGroupBox();
97 void createActions();
98 void createContextMenu();
99 void checkCurrentStyle();
100 void addImages(const QString &directory);
101
102 IconPreviewArea *previewArea;
103
104 QTableWidget *imagesTable;
105
106 QButtonGroup *sizeButtonGroup;
107 IconSizeSpinBox *otherSpinBox;
108
109 QLabel *devicePixelRatioLabel;
110 QLabel *screenNameLabel;
111
112 QAction *addOtherImagesAct;
113 QAction *addSampleImagesAct;
114 QAction *removeAllImagesAct;
115 QAction *guessModeStateAct;
116 QAction *nativeFileDialogAct;
117 QActionGroup *styleActionGroup;
118};
119//! [0]
120
121#endif
122

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