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scripting: Mark QObjects returned from invokables as having C++ ownership

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Otherwise the script engine may delete them if they have no parent and
there are no more references to them.
This commit is contained in:
David Redondo 2023-02-21 10:53:38 +01:00
parent 18d6159be1
commit 38cd1fc491
1 changed files with 14 additions and 4 deletions
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18
src/scripting/workspace_wrapper.cpp
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@ -21,6 +21,8 @@
#include "activities.h"
#endif
#include <QQmlEngine>
namespace KWin
{
@ -281,7 +283,9 @@ void WorkspaceWrapper::hideOutline()
Window *WorkspaceWrapper::getClient(qulonglong windowId)
{
return Workspace::self()->findClient(Predicate::WindowMatch, windowId);
auto window = Workspace::self()->findClient(Predicate::WindowMatch, windowId);
QQmlEngine::setObjectOwnership(window, QQmlEngine::CppOwnership);
return window;
}
QSize WorkspaceWrapper::desktopGridSize() const
@ -321,7 +325,9 @@ QList<Output *> WorkspaceWrapper::screens() const
Output *WorkspaceWrapper::screenAt(const QPointF &pos) const
{
return workspace()->outputAt(pos);
auto output = workspace()->outputAt(pos);
QQmlEngine::setObjectOwnership(output, QQmlEngine::CppOwnership);
return output;
}
QRect WorkspaceWrapper::virtualScreenGeometry() const
@ -343,14 +349,18 @@ KWin::TileManager *WorkspaceWrapper::tilingForScreen(const QString &screenName)
{
Output *output = kwinApp()->outputBackend()->findOutput(screenName);
if (output) {
return workspace()->tileManager(output);
auto tileManager = workspace()->tileManager(output);
QQmlEngine::setObjectOwnership(tileManager, QQmlEngine::CppOwnership);
return tileManager;
}
return nullptr;
}
KWin::TileManager *WorkspaceWrapper::tilingForScreen(Output *output) const
{
return workspace()->tileManager(output);
auto tileManager = workspace()->tileManager(output);
QQmlEngine::setObjectOwnership(tileManager, QQmlEngine::CppOwnership);
return tileManager;
}
QtScriptWorkspaceWrapper::QtScriptWorkspaceWrapper(QObject *parent)