androidfilechooser.h

#ifndef QTMVVM_ANDROIDFILECHOOSER_H
#define QTMVVM_ANDROIDFILECHOOSER_H

#include <QtCore/QObject>
#include <QtCore/QUrl>
#include <QtCore/QVariant>

#include <QtAndroidExtras/QAndroidActivityResultReceiver>
#include <QtAndroidExtras/QAndroidJniObject>

#ifdef DOXYGEN_RUN
namespace de::skycoder42::QtMvvm::Quick {

class FileChooser : public QtObject
#else
namespace QtMvvm {

class AndroidFileChooser : public QObject, public QAndroidActivityResultReceiver
#endif
{
    Q_OBJECT

    Q_PROPERTY(QString title MEMBER _title NOTIFY titleChanged)

    
    Q_PROPERTY(QUrl folderUrl MEMBER _folderUrl NOTIFY folderUrlChanged)
    Q_PROPERTY(ChooserType type MEMBER _type NOTIFY typeChanged)
    Q_PROPERTY(QStringList mimeTypes MEMBER _mimeTypes NOTIFY mimeTypesChanged)
    Q_PROPERTY(ChooserFlags chooserFlags READ chooserFlags WRITE setChooserFlags NOTIFY chooserFlagsChanged)

    Q_PROPERTY(QVariant result READ result NOTIFY resultChanged)

public:
    enum ChooserType {
        GetContent = 0, 
        OpenDocument = 1, 
        OpenMultipleDocuments = 2, 
        CreateDocument = 3, 
        OpenDocumentTree = 4 
    };
    Q_ENUM(ChooserType)

    
    enum ChooserFlag {
        OpenableFlag = 0x01, 
        LocalOnlyFlag = 0x02, 
        AlwaysGrantWriteFlag = 0x04, 
        PersistPermissionsFlag = 0x08 
    };
    Q_DECLARE_FLAGS(ChooserFlags, ChooserFlag)
    Q_FLAG(ChooserFlags)

    
    explicit AndroidFileChooser(QObject *parent = nullptr);
    ~AndroidFileChooser() override;

    ChooserFlags chooserFlags() const;
    QVariant result() const;

#ifdef DOXYGEN_RUN
public:
#else
public Q_SLOTS:
#endif
    void open();

    void setChooserFlags(ChooserFlags chooserFlags);

Q_SIGNALS:
    void accepted();
    void rejected();

    void titleChanged(const QString &title);
    void folderUrlChanged(const QUrl &folderUrl);
    void typeChanged(ChooserType type);
    void mimeTypesChanged(const QStringList &mimeTypes);
    void chooserFlagsChanged(ChooserFlags chooserFlags);
    void resultChanged(QVariant result);

protected:
    void handleActivityResult(int receiverRequestCode, int resultCode, const QAndroidJniObject &data) override;

private:
    const static int RequestCodeNormal = 0x1091c657;
    const static int RequestCodePersist = 0x1091c658;

    QString _title;
    QUrl _folderUrl;
    ChooserType _type;
    QStringList _mimeTypes;
    ChooserFlags _flags;

    bool _active;
    QVariant _result;

    QAndroidJniObject createGetIntent();
    QAndroidJniObject createOpenIntent();
    QAndroidJniObject createOpenMultipleIntent();
    QAndroidJniObject createSaveIntent();
    QAndroidJniObject createOpenTreeIntent();

    void setupBasic(QAndroidJniObject &intent, bool asTree = false);
};

}

Q_DECLARE_OPERATORS_FOR_FLAGS(QtMvvm::AndroidFileChooser::ChooserFlags)

#endif // QTMVVM_ANDROIDFILECHOOSER_H