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Diffstat (limited to 'src/plugins/platforms/ios/qiosfiledialog.mm')
-rw-r--r-- | src/plugins/platforms/ios/qiosfiledialog.mm | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/src/plugins/platforms/ios/qiosfiledialog.mm b/src/plugins/platforms/ios/qiosfiledialog.mm new file mode 100644 index 0000000000..7c32784e9d --- /dev/null +++ b/src/plugins/platforms/ios/qiosfiledialog.mm @@ -0,0 +1,137 @@ +/**************************************************************************** +** +** Copyright (C) 2015 The Qt Company Ltd. +** Contact: http://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL21$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 or version 3 as published by the Free +** Software Foundation and appearing in the file LICENSE.LGPLv21 and +** LICENSE.LGPLv3 included in the packaging of this file. Please review the +** following information to ensure the GNU Lesser General Public License +** requirements will be met: https://www.gnu.org/licenses/lgpl.html and +** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qiosfiledialog.h" + +#import <UIKit/UIKit.h> + +#include <QtCore/qstandardpaths.h> +#include <QtGui/qwindow.h> + +@interface QIOSImagePickerController : UIImagePickerController <UIImagePickerControllerDelegate, UINavigationControllerDelegate> { + QIOSFileDialog *m_fileDialog; +} +@end + +@implementation QIOSImagePickerController + +- (id)initWithQIOSFileDialog:(QIOSFileDialog *)fileDialog +{ + self = [super init]; + if (self) { + m_fileDialog = fileDialog; + [self setSourceType:UIImagePickerControllerSourceTypePhotoLibrary]; + [self setDelegate:self]; + } + return self; +} + +- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingMediaWithInfo:(NSDictionary *)info +{ + Q_UNUSED(picker); + NSURL *url = [info objectForKey:UIImagePickerControllerReferenceURL]; + QUrl fileUrl = QUrl::fromLocalFile(QString::fromNSString([url description])); + m_fileDialog->selectedFilesChanged(QList<QUrl>() << fileUrl); + emit m_fileDialog->accept(); +} + +- (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker +{ + Q_UNUSED(picker) + emit m_fileDialog->reject(); +} + +@end + +// -------------------------------------------------------------------------- + +QIOSFileDialog::QIOSFileDialog() + : m_viewController(0) +{ +} + +QIOSFileDialog::~QIOSFileDialog() +{ + [m_viewController release]; +} + +void QIOSFileDialog::exec() +{ + m_eventLoop.exec(QEventLoop::DialogExec); +} + +bool QIOSFileDialog::show(Qt::WindowFlags windowFlags, Qt::WindowModality windowModality, QWindow *parent) +{ + Q_UNUSED(windowFlags); + Q_UNUSED(windowModality); + + bool acceptOpen = options()->acceptMode() == QFileDialogOptions::AcceptOpen; + QString directory = options()->initialDirectory().toLocalFile(); + + if (acceptOpen && directory.startsWith(QLatin1String("assets-library:"))) { + m_viewController = [[QIOSImagePickerController alloc] initWithQIOSFileDialog:this]; + UIWindow *window = parent ? reinterpret_cast<UIView *>(parent->winId()).window + : [UIApplication sharedApplication].keyWindow; + [window.rootViewController presentViewController:m_viewController animated:YES completion:nil]; + return true; + } + + return false; +} + +void QIOSFileDialog::hide() +{ + // QFileDialog will remember the last directory set, and open subsequent dialogs in the same + // directory for convenience. This works for normal file dialogs, but not when using native + // pickers. Those can only be used for picking specific types, without support for normal file + // system navigation. To avoid showing a native picker by accident, we change directory back + // before we return. More could have been done to preserve the "last directory" logic here, but + // navigating the file system on iOS is not recommended in the first place, so we keep it simple. + emit directoryEntered(QUrl::fromLocalFile(QDir::currentPath())); + + [m_viewController dismissViewControllerAnimated:YES completion:nil]; + m_eventLoop.exit(); +} + +QList<QUrl> QIOSFileDialog::selectedFiles() const +{ + return m_selection; +} + +void QIOSFileDialog::selectedFilesChanged(QList<QUrl> selection) +{ + m_selection = selection; + emit filesSelected(m_selection); + if (m_selection.count() == 1) + emit fileSelected(m_selection[0]); +} |