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iOS File Dialog: Support setting name filters

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Fixes: QTBUG-93624
Pick-to: 6.5
Change-Id: I2e1b522d572fd36f58a3de90f0a685f5d22dfeeb
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>
This commit is contained in:
Doris Verria 2022-12-14 22:40:15 +01:00
parent 3ff8629a0f
commit ce20b81070
1 changed files with 45 additions and 13 deletions
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58
src/plugins/platforms/ios/qiosdocumentpickercontroller.mm
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@ -14,19 +14,30 @@
{
NSMutableArray <UTType *> *docTypes = [[[NSMutableArray alloc] init] autorelease];
switch (fileDialog->options()->fileMode()) {
case QFileDialogOptions::AnyFile:
case QFileDialogOptions::ExistingFile:
case QFileDialogOptions::ExistingFiles:
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeContent]];
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeItem]];
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeData]];
break;
// Showing files is not supported in Directory mode in iOS
case QFileDialogOptions::Directory:
case QFileDialogOptions::DirectoryOnly:
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeFolder]];
break;
QStringList nameFilters = fileDialog->options()->nameFilters();
if (!nameFilters.isEmpty() && (fileDialog->options()->fileMode() != QFileDialogOptions::Directory
|| fileDialog->options()->fileMode() != QFileDialogOptions::DirectoryOnly))
{
QStringList results;
for (const QString &filter : nameFilters)
results.append(QPlatformFileDialogHelper::cleanFilterList(filter));
docTypes = [self computeAllowedFileTypes:results];
} else {
switch (fileDialog->options()->fileMode()) {
case QFileDialogOptions::AnyFile:
case QFileDialogOptions::ExistingFile:
case QFileDialogOptions::ExistingFiles:
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeContent]];
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeItem]];
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeData]];
break;
// Showing files is not supported in Directory mode in iOS
case QFileDialogOptions::Directory:
case QFileDialogOptions::DirectoryOnly:
[docTypes addObject:[UTType typeWithIdentifier:(__bridge NSString *)kUTTypeFolder]];
break;
}
}
if (self = [super initForOpeningContentTypes:docTypes]) {
@ -75,4 +86,25 @@
emit m_fileDialog->reject();
}
- (NSMutableArray<UTType*>*)computeAllowedFileTypes:(QStringList)filters
{
QStringList fileTypes;
for (const QString &filter : filters) {
if (filter.contains(u'?'))
continue;
if (filter.count(u'*') != 1)
continue;
auto extensions = filter.split('.', Qt::SkipEmptyParts);
fileTypes += extensions.last();
}
NSMutableArray<UTType *> *result = [NSMutableArray<UTType *> arrayWithCapacity:fileTypes.size()];
for (const QString &string : fileTypes)
[result addObject:[UTType typeWithFilenameExtension:string.toNSString()]];
return result;
}
@end