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// Copyright (C) 2015 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Tobias Koenig <tobias.koenig@kdab.com>
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#if !defined(QT_NO_CLIPBOARD)
#include "qhaikuclipboard.h"
#include <QMimeData>
#include <QThread>
#include <Clipboard.h>
using namespace Qt::StringLiterals;
QHaikuClipboard::QHaikuClipboard()
: m_systemMimeData(nullptr)
, m_userMimeData(nullptr)
{
if (be_clipboard)
be_clipboard->StartWatching(BMessenger(this));
}
QHaikuClipboard::~QHaikuClipboard()
{
if (be_clipboard)
be_clipboard->StopWatching(BMessenger(this));
delete m_userMimeData;
delete m_systemMimeData;
}
QMimeData *QHaikuClipboard::mimeData(QClipboard::Mode mode)
{
if (mode != QClipboard::Clipboard)
return 0;
if (m_userMimeData)
return m_userMimeData;
if (!be_clipboard->Lock())
return 0;
if (!m_systemMimeData)
m_systemMimeData = new QMimeData();
else
m_systemMimeData->clear();
const BMessage *clipboard = be_clipboard->Data();
if (clipboard) {
char *name = nullptr;
uint32 type = 0;
int32 count = 0;
for (int i = 0; clipboard->GetInfo(B_MIME_TYPE, i, &name, &type, &count) == B_OK; i++) {
const void *data = nullptr;
int32 dataLen = 0;
const status_t status = clipboard->FindData(name, B_MIME_TYPE, &data, &dataLen);
if (dataLen && (status == B_OK)) {
const QLatin1StringView format(name);
if (format == "text/plain"_L1) {
m_systemMimeData->setText(QString::fromLocal8Bit(reinterpret_cast<const char*>(data), dataLen));
} else if (format == "text/html"_L1) {
m_systemMimeData->setHtml(QString::fromLocal8Bit(reinterpret_cast<const char*>(data), dataLen));
} else {
m_systemMimeData->setData(format, QByteArray(reinterpret_cast<const char*>(data), dataLen));
}
}
}
}
be_clipboard->Unlock();
return m_systemMimeData;
}
void QHaikuClipboard::setMimeData(QMimeData *mimeData, QClipboard::Mode mode)
{
if (mode != QClipboard::Clipboard)
return;
if (mimeData) {
if (m_systemMimeData == mimeData)
return;
if (m_userMimeData == mimeData)
return;
}
if (!be_clipboard->Lock())
return;
be_clipboard->Clear();
if (mimeData) {
BMessage *clipboard = be_clipboard->Data();
if (clipboard) {
const QStringList formats = mimeData->formats();
Q_FOREACH (const QString &format, formats) {
const QByteArray data = mimeData->data(format).data();
clipboard->AddData(format.toUtf8(), B_MIME_TYPE, data, data.count());
}
}
}
if (be_clipboard->Commit() != B_OK)
qWarning("Unable to store mime data on clipboard");
be_clipboard->Unlock();
m_userMimeData = mimeData;
emitChanged(QClipboard::Clipboard);
}
bool QHaikuClipboard::supportsMode(QClipboard::Mode mode) const
{
return (mode == QClipboard::Clipboard);
}
bool QHaikuClipboard::ownsMode(QClipboard::Mode mode) const
{
Q_UNUSED(mode);
return false;
}
void QHaikuClipboard::MessageReceived(BMessage* message)
{
if (message->what == B_CLIPBOARD_CHANGED) {
delete m_userMimeData;
m_userMimeData = nullptr;
emitChanged(QClipboard::Clipboard);
}
BHandler::MessageReceived(message);
}
#endif