Get supported image extensions from QImageReader

This commit is contained in:
Ilya Fedin 2022-12-25 11:07:35 +04:00 committed by John Preston
parent 9fba9048af
commit 36de2e98d4
1 changed files with 13 additions and 8 deletions

View File

@ -7,17 +7,22 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "ui/chat/attach/attach_extensions.h"
#include <QtCore/QMimeDatabase>
#include <QtGui/QImageReader>
namespace Ui {
const QStringList &ImageExtensions() {
static const auto result = QStringList{
u".bmp"_q,
u".jpg"_q,
u".jpeg"_q,
u".png"_q,
u".gif"_q,
};
return result;
static const auto result = [] {
const auto formats = QImageReader::supportedImageFormats();
return formats | ranges::views::transform([](const auto &format) {
return '.' + format.toLower();
}) | ranges::views::filter([](const auto &format) {
const auto mimes = QMimeDatabase().mimeTypesForFileName(format);
return mimes.isEmpty()
|| !mimes.front().name().startsWith(u"image/"_q);
}) | ranges::to<QStringList>;
}();
return result;
}