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Diffstat (limited to 'src/plugins/platforms/ios/qiosclipboard.mm')
| -rw-r--r-- | src/plugins/platforms/ios/qiosclipboard.mm | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/src/plugins/platforms/ios/qiosclipboard.mm b/src/plugins/platforms/ios/qiosclipboard.mm new file mode 100644 index 0000000000..0a7b34a216 --- /dev/null +++ b/src/plugins/platforms/ios/qiosclipboard.mm @@ -0,0 +1,238 @@ +/**************************************************************************** +** +** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** 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 Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/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 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "qiosclipboard.h" + +#include <QtPlatformSupport/private/qmacmime_p.h> +#include <QtCore/QMimeData> +#include <QtGui/QGuiApplication> + +@interface UIPasteboard (QUIPasteboard) + + (UIPasteboard *)pasteboardWithQClipboardMode:(QClipboard::Mode)mode; +@end + +@implementation UIPasteboard (QUIPasteboard) ++ (UIPasteboard *)pasteboardWithQClipboardMode:(QClipboard::Mode)mode +{ + NSString *name = (mode == QClipboard::Clipboard) ? UIPasteboardNameGeneral : UIPasteboardNameFind; + return [UIPasteboard pasteboardWithName:name create:NO]; +} +@end + +// -------------------------------------------------------------------- + +@interface QUIClipboard : NSObject +{ +@public + QIOSClipboard *m_qiosClipboard; + NSInteger m_changeCountClipboard; + NSInteger m_changeCountFindBuffer; +} +@end + +@implementation QUIClipboard + +-(id)initWithQIOSClipboard:(QIOSClipboard *)qiosClipboard +{ + self = [super init]; + if (self) { + m_qiosClipboard = qiosClipboard; + m_changeCountClipboard = [UIPasteboard pasteboardWithQClipboardMode:QClipboard::Clipboard].changeCount; + m_changeCountFindBuffer = [UIPasteboard pasteboardWithQClipboardMode:QClipboard::FindBuffer].changeCount; + + [[NSNotificationCenter defaultCenter] + addObserver:self + selector:@selector(updatePasteboardChanged:) + name:UIPasteboardChangedNotification object:nil]; + [[NSNotificationCenter defaultCenter] + addObserver:self + selector:@selector(updatePasteboardChanged:) + name:UIPasteboardRemovedNotification object:nil]; + [[NSNotificationCenter defaultCenter] + addObserver:self + selector:@selector(updatePasteboardChanged:) + name:UIApplicationDidBecomeActiveNotification + object:nil]; + } + return self; +} + +-(void)dealloc +{ + [[NSNotificationCenter defaultCenter] + removeObserver:self + name:UIPasteboardChangedNotification object:nil]; + [[NSNotificationCenter defaultCenter] + removeObserver:self + name:UIPasteboardRemovedNotification object:nil]; + [[NSNotificationCenter defaultCenter] + removeObserver:self + name:UIApplicationDidBecomeActiveNotification + object:nil]; + [super dealloc]; +} + +- (void)updatePasteboardChanged:(NSNotification *)notification +{ + Q_UNUSED(notification); + NSInteger changeCountClipboard = [UIPasteboard pasteboardWithQClipboardMode:QClipboard::Clipboard].changeCount; + NSInteger changeCountFindBuffer = [UIPasteboard pasteboardWithQClipboardMode:QClipboard::FindBuffer].changeCount; + + if (m_changeCountClipboard != changeCountClipboard) { + m_changeCountClipboard = changeCountClipboard; + m_qiosClipboard->emitChanged(QClipboard::Clipboard); + } + + if (m_changeCountFindBuffer != changeCountFindBuffer) { + m_changeCountFindBuffer = changeCountFindBuffer; + m_qiosClipboard->emitChanged(QClipboard::FindBuffer); + } +} + +@end + +// -------------------------------------------------------------------- + +QT_BEGIN_NAMESPACE + +class QIOSMimeData : public QMimeData { +public: + QIOSMimeData(QClipboard::Mode mode) : QMimeData(), m_mode(mode) { } + ~QIOSMimeData() { } + + QStringList formats() const Q_DECL_OVERRIDE; + QVariant retrieveData(const QString &mimeType, QVariant::Type type) const Q_DECL_OVERRIDE; + +private: + const QClipboard::Mode m_mode; +}; + +QStringList QIOSMimeData::formats() const +{ + QStringList foundMimeTypes; + UIPasteboard *pb = [UIPasteboard pasteboardWithQClipboardMode:m_mode]; + NSArray *pasteboardTypes = [pb pasteboardTypes]; + + for (NSUInteger i = 0; i < [pasteboardTypes count]; ++i) { + QString uti = QString::fromNSString([pasteboardTypes objectAtIndex:i]); + QString mimeType = QMacInternalPasteboardMime::flavorToMime(QMacInternalPasteboardMime::MIME_ALL, uti); + if (!mimeType.isEmpty() && !foundMimeTypes.contains(mimeType)) + foundMimeTypes << mimeType; + } + + return foundMimeTypes; +} + +QVariant QIOSMimeData::retrieveData(const QString &mimeType, QVariant::Type) const +{ + UIPasteboard *pb = [UIPasteboard pasteboardWithQClipboardMode:m_mode]; + NSArray *pasteboardTypes = [pb pasteboardTypes]; + + foreach (QMacInternalPasteboardMime *converter, + QMacInternalPasteboardMime::all(QMacInternalPasteboardMime::MIME_ALL)) { + if (!converter->canConvert(mimeType, converter->flavorFor(mimeType))) + continue; + + for (NSUInteger i = 0; i < [pasteboardTypes count]; ++i) { + NSString *availableUtiNSString = [pasteboardTypes objectAtIndex:i]; + QString availableUti = QString::fromNSString(availableUtiNSString); + if (!converter->canConvert(mimeType, availableUti)) + continue; + + NSData *nsData = [pb dataForPasteboardType:availableUtiNSString]; + QList<QByteArray> dataList; + dataList << QByteArray(reinterpret_cast<const char *>([nsData bytes]), [nsData length]); + return converter->convertToMime(mimeType, dataList, availableUti); + } + } + + return QVariant(); +} + +// -------------------------------------------------------------------- + +QIOSClipboard::QIOSClipboard() + : m_clipboard([[QUIClipboard alloc] initWithQIOSClipboard:this]) +{ +} + +QMimeData *QIOSClipboard::mimeData(QClipboard::Mode mode) +{ + Q_ASSERT(supportsMode(mode)); + return new QIOSMimeData(mode); +} + +void QIOSClipboard::setMimeData(QMimeData *mimeData, QClipboard::Mode mode) +{ + Q_ASSERT(supportsMode(mode)); + + UIPasteboard *pb = [UIPasteboard pasteboardWithQClipboardMode:mode]; + NSMutableDictionary *pbItem = [NSMutableDictionary dictionaryWithCapacity:mimeData->formats().size()]; + + foreach (const QString &mimeType, mimeData->formats()) { + foreach (QMacInternalPasteboardMime *converter, + QMacInternalPasteboardMime::all(QMacInternalPasteboardMime::MIME_ALL)) { + QString uti = converter->flavorFor(mimeType); + if (uti.isEmpty() || !converter->canConvert(mimeType, uti)) + continue; + + QByteArray byteArray = converter->convertFromMime(mimeType, mimeData->data(mimeType), uti).first(); + NSData *nsData = [NSData dataWithBytes:byteArray.constData() length:byteArray.size()]; + [pbItem setValue:nsData forKey:uti.toNSString()]; + break; + } + } + + pb.items = [NSArray arrayWithObject:pbItem]; +} + +bool QIOSClipboard::supportsMode(QClipboard::Mode mode) const +{ + return (mode == QClipboard::Clipboard || mode == QClipboard::FindBuffer); +} + +bool QIOSClipboard::ownsMode(QClipboard::Mode mode) const +{ + Q_UNUSED(mode); + return false; +} + +QT_END_NAMESPACE |