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// Copyright (C) 2020 Harald Meyer.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#import <UIKit/UIKit.h>
#import <MobileCoreServices/MobileCoreServices.h>
#include "qiosdocumentpickercontroller.h"
@implementation QIOSDocumentPickerController {
QIOSFileDialog *m_fileDialog;
}
- (instancetype)initWithQIOSFileDialog:(QIOSFileDialog *)fileDialog
{
NSMutableArray <NSString *> *docTypes = [[[NSMutableArray alloc] init] autorelease];
UIDocumentPickerMode importMode;
switch (fileDialog->options()->fileMode()) {
case QFileDialogOptions::AnyFile:
case QFileDialogOptions::ExistingFile:
case QFileDialogOptions::ExistingFiles:
[docTypes addObject:(__bridge NSString *)kUTTypeContent];
[docTypes addObject:(__bridge NSString *)kUTTypeItem];
[docTypes addObject:(__bridge NSString *)kUTTypeData];
importMode = UIDocumentPickerModeImport;
break;
case QFileDialogOptions::Directory:
case QFileDialogOptions::DirectoryOnly:
// Directory picking is not supported because it requires
// special handling not possible with the current QFilePicker
// implementation.
Q_UNREACHABLE();
}
if (self = [super initWithDocumentTypes:docTypes inMode:importMode]) {
m_fileDialog = fileDialog;
self.modalPresentationStyle = UIModalPresentationFormSheet;
self.delegate = self;
self.presentationController.delegate = self;
if (m_fileDialog->options()->fileMode() == QFileDialogOptions::ExistingFiles)
self.allowsMultipleSelection = YES;
if (@available(ios 13.0, *))
self.directoryURL = m_fileDialog->options()->initialDirectory().toNSURL();
}
return self;
}
- (void)documentPicker:(UIDocumentPickerViewController *)controller didPickDocumentsAtURLs:(NSArray <NSURL *>*)urls
{
Q_UNUSED(controller);
QList<QUrl> files;
for (NSURL* url in urls)
files.append(QUrl::fromNSURL(url));
m_fileDialog->selectedFilesChanged(files);
emit m_fileDialog->accept();
}
- (void)documentPickerWasCancelled:(UIDocumentPickerViewController *)controller
{
Q_UNUSED(controller);
emit m_fileDialog->reject();
}
- (void)presentationControllerDidDismiss:(UIPresentationController *)presentationController
{
Q_UNUSED(presentationController);
// "Called on the delegate when the user has taken action to dismiss the
// presentation successfully, after all animations are finished.
// This is not called if the presentation is dismissed programatically."
// So if document picker's view was dismissed, for example by swiping it away,
// we got this method called. But not if the dialog was cancelled or a file
// was selected.
emit m_fileDialog->reject();
}
@end
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