From 91436e2409f8950389ca959c00175bf91da2dafc Mon Sep 17 00:00:00 2001 From: Harald Meyer Date: Tue, 10 Mar 2020 19:16:20 +0100 Subject: Add native iOS file dialog MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit This patch adds native iOS file open and directory picking support for the QFileDialog using the iOS UIDocumentPickerViewController class. Change-Id: Ia724a59742650a01c62067aed3477f82ab1fd546 Reviewed-by: Tor Arne Vestbø --- src/plugins/platforms/ios/kernel.pro | 6 +- .../platforms/ios/qiosdocumentpickercontroller.h | 46 +++++++++ .../platforms/ios/qiosdocumentpickercontroller.mm | 103 +++++++++++++++++++++ src/plugins/platforms/ios/qiosfiledialog.h | 3 +- src/plugins/platforms/ios/qiosfiledialog.mm | 30 +++++- 5 files changed, 182 insertions(+), 6 deletions(-) create mode 100644 src/plugins/platforms/ios/qiosdocumentpickercontroller.h create mode 100644 src/plugins/platforms/ios/qiosdocumentpickercontroller.mm (limited to 'src/plugins/platforms/ios') diff --git a/src/plugins/platforms/ios/kernel.pro b/src/plugins/platforms/ios/kernel.pro index 71257d09f7..54069bee06 100644 --- a/src/plugins/platforms/ios/kernel.pro +++ b/src/plugins/platforms/ios/kernel.pro @@ -57,13 +57,15 @@ HEADERS = \ qiosmenu.mm \ qiosfiledialog.mm \ qiosmessagedialog.mm \ - qiostextinputoverlay.mm + qiostextinputoverlay.mm \ + qiosdocumentpickercontroller.mm HEADERS += \ qiosclipboard.h \ qiosmenu.h \ qiosfiledialog.h \ qiosmessagedialog.h \ - qiostextinputoverlay.h + qiostextinputoverlay.h \ + qiosdocumentpickercontroller.h } OTHER_FILES = \ diff --git a/src/plugins/platforms/ios/qiosdocumentpickercontroller.h b/src/plugins/platforms/ios/qiosdocumentpickercontroller.h new file mode 100644 index 0000000000..dba6f24fc5 --- /dev/null +++ b/src/plugins/platforms/ios/qiosdocumentpickercontroller.h @@ -0,0 +1,46 @@ +/**************************************************************************** +** +** Copyright (C) 2020 Harald Meyer. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#import + +#include "qiosfiledialog.h" + +@interface QIOSDocumentPickerController : UIDocumentPickerViewController +- (instancetype)initWithQIOSFileDialog:(QIOSFileDialog *)fileDialog; +@end diff --git a/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm b/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm new file mode 100644 index 0000000000..c1b641e839 --- /dev/null +++ b/src/plugins/platforms/ios/qiosdocumentpickercontroller.mm @@ -0,0 +1,103 @@ +/**************************************************************************** +** +** Copyright (C) 2020 Harald Meyer. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the plugins of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** 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 https://www.qt.io/terms-conditions. For further +** information use the contact form at https://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 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#import +#import + +#include "qiosdocumentpickercontroller.h" + +@implementation QIOSDocumentPickerController { + QIOSFileDialog *m_fileDialog; +} + +- (instancetype)initWithQIOSFileDialog:(QIOSFileDialog *)fileDialog +{ + NSMutableArray *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; + + 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 *)urls +{ + Q_UNUSED(controller); + + QList 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(); +} + +@end diff --git a/src/plugins/platforms/ios/qiosfiledialog.h b/src/plugins/platforms/ios/qiosfiledialog.h index 5cb1b45e20..eab05091ef 100644 --- a/src/plugins/platforms/ios/qiosfiledialog.h +++ b/src/plugins/platforms/ios/qiosfiledialog.h @@ -65,7 +65,7 @@ public: void selectNameFilter(const QString &) override {} QString selectedNameFilter() const override { return QString(); } - void selectedFilesChanged(QList selection); + void selectedFilesChanged(const QList &selection); private: QUrl m_directory; @@ -74,6 +74,7 @@ private: UIViewController *m_viewController; bool showImagePickerDialog(QWindow *parent); + bool showNativeDocumentPickerDialog(QWindow *parent); }; QT_END_NAMESPACE diff --git a/src/plugins/platforms/ios/qiosfiledialog.mm b/src/plugins/platforms/ios/qiosfiledialog.mm index e8a3f5b30e..edf04016fd 100644 --- a/src/plugins/platforms/ios/qiosfiledialog.mm +++ b/src/plugins/platforms/ios/qiosfiledialog.mm @@ -48,6 +48,7 @@ #include "qiosfiledialog.h" #include "qiosintegration.h" #include "qiosoptionalplugininterface.h" +#include "qiosdocumentpickercontroller.h" QIOSFileDialog::QIOSFileDialog() : m_viewController(nullptr) @@ -72,8 +73,12 @@ bool QIOSFileDialog::show(Qt::WindowFlags windowFlags, Qt::WindowModality window bool acceptOpen = options()->acceptMode() == QFileDialogOptions::AcceptOpen; QString directory = options()->initialDirectory().toLocalFile(); - if (acceptOpen && directory.startsWith(QLatin1String("assets-library:"))) - return showImagePickerDialog(parent); + if (acceptOpen) { + if (directory.startsWith(QLatin1String("assets-library:"))) + return showImagePickerDialog(parent); + else + return showNativeDocumentPickerDialog(parent); + } return false; } @@ -102,6 +107,25 @@ bool QIOSFileDialog::showImagePickerDialog(QWindow *parent) return true; } +bool QIOSFileDialog::showNativeDocumentPickerDialog(QWindow *parent) +{ +#ifndef Q_OS_TVOS + if (options()->fileMode() == QFileDialogOptions::Directory || + options()->fileMode() == QFileDialogOptions::DirectoryOnly) + return false; + + m_viewController = [[QIOSDocumentPickerController alloc] initWithQIOSFileDialog:this]; + + UIWindow *window = parent ? reinterpret_cast(parent->winId()).window + : qt_apple_sharedApplication().keyWindow; + [window.rootViewController presentViewController:m_viewController animated:YES completion:nil]; + + return true; +#else + return false; +#endif +} + void QIOSFileDialog::hide() { // QFileDialog will remember the last directory set, and open subsequent dialogs in the same @@ -123,7 +147,7 @@ QList QIOSFileDialog::selectedFiles() const return m_selection; } -void QIOSFileDialog::selectedFilesChanged(QList selection) +void QIOSFileDialog::selectedFilesChanged(const QList &selection) { m_selection = selection; emit filesSelected(m_selection); -- cgit v1.2.3