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39 
40 #ifndef QGTK3DIALOGHELPERS_H
41 #define QGTK3DIALOGHELPERS_H
42 
43 #include <QtCore/qhash.h>
44 #include <QtCore/qlist.h>
45 #include <QtCore/qurl.h>
46 #include <QtCore/qscopedpointer.h>
47 #include <QtCore/qstring.h>
48 #include <qpa/qplatformdialoghelper.h>
49 
50 typedef struct _GtkDialog GtkDialog;
51 typedef struct _GtkFileFilter GtkFileFilter;
52 
53 QT_BEGIN_NAMESPACE
54 
55 class QGtk3Dialog;
56 class QColor;
57 
58 class QGtk3ColorDialogHelper : public QPlatformColorDialogHelper
59 {
60     Q_OBJECT
61 
62 public:
63     QGtk3ColorDialogHelper();
64     ~QGtk3ColorDialogHelper();
65 
66     bool show(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent) override;
67     void exec() override;
68     void hide() override;
69 
70     void setCurrentColor(const QColor &color) override;
71     QColor currentColor() const override;
72 
73 private Q_SLOTS:
74     void onAccepted();
75 
76 private:
77     static void onColorChanged(QGtk3ColorDialogHelper *helper);
78     void applyOptions();
79 
80     QScopedPointer<QGtk3Dialog> d;
81 };
82 
83 class QGtk3FileDialogHelper : public QPlatformFileDialogHelper
84 {
85     Q_OBJECT
86 
87 public:
88     QGtk3FileDialogHelper();
89     ~QGtk3FileDialogHelper();
90 
91     bool show(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent) override;
92     void exec() override;
93     void hide() override;
94 
95     bool defaultNameFilterDisables() const override;
96     void setDirectory(const QUrl &directory) override;
97     QUrl directory() const override;
98     void selectFile(const QUrl &filename) override;
99     QList<QUrl> selectedFiles() const override;
100     void setFilter() override;
101     void selectNameFilter(const QString &filter) override;
102     QString selectedNameFilter() const override;
103 
104 private Q_SLOTS:
105     void onAccepted();
106 
107 private:
108     static void onSelectionChanged(GtkDialog *dialog, QGtk3FileDialogHelper *helper);
109     static void onCurrentFolderChanged(QGtk3FileDialogHelper *helper);
110     static void onFilterChanged(QGtk3FileDialogHelper *helper);
111     void applyOptions();
112     void setNameFilters(const QStringList &filters);
113     void selectFileInternal(const QUrl &filename);
114     void setFileChooserAction();
115 
116     QUrl _dir;
117     QList<QUrl> _selection;
118     QHash<QString, GtkFileFilter*> _filters;
119     QHash<GtkFileFilter*, QString> _filterNames;
120     QScopedPointer<QGtk3Dialog> d;
121 };
122 
123 class QGtk3FontDialogHelper : public QPlatformFontDialogHelper
124 {
125     Q_OBJECT
126 
127 public:
128     QGtk3FontDialogHelper();
129     ~QGtk3FontDialogHelper();
130 
131     bool show(Qt::WindowFlags flags, Qt::WindowModality modality, QWindow *parent) override;
132     void exec() override;
133     void hide() override;
134 
135     void setCurrentFont(const QFont &font) override;
136     QFont currentFont() const override;
137 
138 private Q_SLOTS:
139     void onAccepted();
140 
141 private:
142     static void onFontChanged(QGtk3FontDialogHelper *helper);
143     void applyOptions();
144 
145     QScopedPointer<QGtk3Dialog> d;
146 };
147 
148 QT_END_NAMESPACE
149 
150 #endif // QGTK3DIALOGHELPERS_H
151