Files
neochat/src/filetype.h
2023-09-23 14:05:50 +00:00

128 lines
3.4 KiB
C++

// SPDX-FileCopyrightText: 2015 Klaralvdalens Datakonsult AB
// SPDX-FileCopyrightText: 2016 The Qt Company Ltd.
// SPDX-FileCopyrightText: 2021 Noah Davis <noahadvs@gmail.com>
// SPDX-License-Identifier: LicenseRef-KDE-Accepted-LGPL
#pragma once
#include <QFileInfo>
#include <QMimeDatabase>
#include <QObject>
#include <QQmlEngine>
#include <qqml.h>
class FileTypePrivate;
/**
* @class FileTypeSingleton
*
* Provide a singleton to expose the functionality of QMimeDatabase.
*
* @sa QMimeDatabase
*/
class FileType : public QObject
{
Q_OBJECT
QML_ELEMENT
QML_SINGLETON
/**
* @brief List of supported image formats.
*
* Returns a list of file extensions, not MIME types.
*/
Q_PROPERTY(QStringList supportedImageFormats READ supportedImageFormats CONSTANT FINAL)
/**
* @brief List of supported animated image formats.
*
* Returns a list of file extensions, not MIME types.
*/
Q_PROPERTY(QStringList supportedAnimatedImageFormats READ supportedAnimatedImageFormats CONSTANT FINAL)
public:
explicit FileType(QObject *parent = nullptr);
~FileType();
/**
* @brief Returns a MIME type for nameOrAlias or an invalid one if none found.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForName(const QString &nameOrAlias) const;
enum MatchMode { MatchDefault, MatchExtension, MatchContent };
Q_ENUM(MatchMode)
/**
* @brief Returns a MIME type for the file named fileName using mode.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForFile(const QString &fileName, FileType::MatchMode mode = MatchDefault) const;
/**
* @brief Returns a MIME type for fileInfo.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForFile(const QFileInfo &fileInfo, FileType::MatchMode mode = MatchDefault) const;
/**
* @brief Returns the MIME types for the file name fileName.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QList<QMimeType> mimeTypesForFileName(const QString &fileName) const;
/**
* @brief Returns a MIME type for data.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForData(const QByteArray &data) const;
/**
* @brief Returns a MIME type for the data in device.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForData(QIODevice *device) const;
/**
* @brief Returns a MIME type for url.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForUrl(const QUrl &url) const;
/**
* @brief Returns a MIME type for the given fileName and device data.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForFileNameAndData(const QString &fileName, QIODevice *device) const;
/**
* @brief Returns a MIME type for the given fileName and device data.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QMimeType mimeTypeForFileNameAndData(const QString &fileName, const QByteArray &data) const;
/**
* @brief Returns the suffix for the file fileName, as known by the MIME database.
*
* @sa QMimeDatabase
*/
Q_INVOKABLE QString suffixForFileName(const QString &fileName) const;
QStringList supportedImageFormats() const;
QStringList supportedAnimatedImageFormats() const;
private:
const QScopedPointer<FileTypePrivate> d_ptr;
Q_DECLARE_PRIVATE(FileType)
Q_DISABLE_COPY(FileType)
};