diff options
author | Tang Haixiang <tanghaixiang@uniontech.com> | 2022-12-22 15:19:53 +0800 |
---|---|---|
committer | Tang Haixiang <tanghaixiang@uniontech.com> | 2023-01-09 21:13:02 +0000 |
commit | 3af40c6c42703a65656fdd3322183abb2905e44d (patch) | |
tree | 9eafa41f4fd6fb65b9dcca5344603550b863e933 /src/client/qwaylandclipboard.cpp | |
parent | 6a8304af86c6cd5891a1d0c11624418d5b91f351 (diff) | |
download | qtwayland-3af40c6c42703a65656fdd3322183abb2905e44d.tar.gz |
Client: Manage QMimeData lifecycle
QMimeData is created by user, it is not taken care of in qtwayland,
which will cause memory leak.
It is now handled in qtwayland that when a new QMimeData is set,
the previous QMimeData is freed.
Change-Id: Ic502021fe700c7ee10454d94f0d1868901809af7
Reviewed-by: David Edmundson <davidedmundson@kde.org>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>
Diffstat (limited to 'src/client/qwaylandclipboard.cpp')
-rw-r--r-- | src/client/qwaylandclipboard.cpp | 27 |
1 files changed, 21 insertions, 6 deletions
diff --git a/src/client/qwaylandclipboard.cpp b/src/client/qwaylandclipboard.cpp index d3566244..df6cf5d2 100644 --- a/src/client/qwaylandclipboard.cpp +++ b/src/client/qwaylandclipboard.cpp @@ -18,10 +18,15 @@ namespace QtWaylandClient { QWaylandClipboard::QWaylandClipboard(QWaylandDisplay *display) : mDisplay(display) { + m_clientClipboard[QClipboard::Clipboard] = nullptr; + m_clientClipboard[QClipboard::Selection] = nullptr; } QWaylandClipboard::~QWaylandClipboard() { + if (m_clientClipboard[QClipboard::Clipboard] != m_clientClipboard[QClipboard::Selection]) + delete m_clientClipboard[QClipboard::Clipboard]; + delete m_clientClipboard[QClipboard::Selection]; } QMimeData *QWaylandClipboard::mimeData(QClipboard::Mode mode) @@ -33,8 +38,8 @@ QMimeData *QWaylandClipboard::mimeData(QClipboard::Mode mode) switch (mode) { case QClipboard::Clipboard: if (auto *dataDevice = seat->dataDevice()) { - if (auto *source = dataDevice->selectionSource()) - return source->mimeData(); + if (dataDevice->selectionSource()) + return m_clientClipboard[QClipboard::Clipboard]; if (auto *offer = dataDevice->selectionOffer()) return offer->mimeData(); } @@ -42,8 +47,8 @@ QMimeData *QWaylandClipboard::mimeData(QClipboard::Mode mode) case QClipboard::Selection: #if QT_CONFIG(wayland_client_primary_selection) if (auto *selectionDevice = seat->primarySelectionDevice()) { - if (auto *source = selectionDevice->selectionSource()) - return source->mimeData(); + if (selectionDevice->selectionSource()) + return m_clientClipboard[QClipboard::Selection]; if (auto *offer = selectionDevice->selectionOffer()) return offer->mimeData(); } @@ -68,17 +73,27 @@ void QWaylandClipboard::setMimeData(QMimeData *data, QClipboard::Mode mode) if (data && data->hasFormat(plain) && !data->hasFormat(utf8)) data->setData(utf8, data->data(plain)); + if (m_clientClipboard[mode]) { + if (m_clientClipboard[QClipboard::Clipboard] != m_clientClipboard[QClipboard::Selection]) + delete m_clientClipboard[mode]; + m_clientClipboard[mode] = nullptr; + } + + m_clientClipboard[mode] = data; + switch (mode) { case QClipboard::Clipboard: if (auto *dataDevice = seat->dataDevice()) { - dataDevice->setSelectionSource(data ? new QWaylandDataSource(mDisplay->dndSelectionHandler(), data) : nullptr); + dataDevice->setSelectionSource(data ? new QWaylandDataSource(mDisplay->dndSelectionHandler(), + m_clientClipboard[QClipboard::Clipboard]) : nullptr); emitChanged(mode); } break; case QClipboard::Selection: #if QT_CONFIG(wayland_client_primary_selection) if (auto *selectionDevice = seat->primarySelectionDevice()) { - selectionDevice->setSelectionSource(data ? new QWaylandPrimarySelectionSourceV1(mDisplay->primarySelectionManager(), data) : nullptr); + selectionDevice->setSelectionSource(data ? new QWaylandPrimarySelectionSourceV1(mDisplay->primarySelectionManager(), + m_clientClipboard[QClipboard::Selection]) : nullptr); emitChanged(mode); } #endif |