tdf#120772: implement file manager -> LibO DnD
not sure if we should support also other than URL list mimetypes
Change-Id: Ida3f65637247822198b04682a3d1a7c196a24e0c
Reviewed-on: https://gerrit.libreoffice.org/66997
Tested-by: Jenkins
Reviewed-by: Katarina Behrens <Katarina.Behrens@cib.de>
diff --git a/vcl/inc/qt5/Qt5DragAndDrop.hxx b/vcl/inc/qt5/Qt5DragAndDrop.hxx
index f5ffac3..7ad5dfc 100644
--- a/vcl/inc/qt5/Qt5DragAndDrop.hxx
+++ b/vcl/inc/qt5/Qt5DragAndDrop.hxx
@@ -11,6 +11,7 @@
#pragma once
#include <cppuhelper/compbase.hxx>
#include <Qt5Clipboard.hxx>
#include <com/sun/star/datatransfer/dnd/XDragSource.hpp>
#include <com/sun/star/datatransfer/dnd/XDropTarget.hpp>
@@ -18,6 +19,20 @@
#include <com/sun/star/lang/XServiceInfo.hpp>
class Qt5Frame;
class QMimeData;
class Qt5DnDTransferable : public Qt5Transferable
{
public:
Qt5DnDTransferable(const QMimeData* pMimeData);
virtual css::uno::Any SAL_CALL
getTransferData(const css::datatransfer::DataFlavor& rFlavor) override;
virtual std::vector<css::datatransfer::DataFlavor> getTransferDataFlavorsAsVector() override;
private:
const QMimeData* m_pMimeData;
};
class Qt5DragSource
: public cppu::WeakComponentImplHelper<css::datatransfer::dnd::XDragSource,
diff --git a/vcl/inc/qt5/Qt5Frame.hxx b/vcl/inc/qt5/Qt5Frame.hxx
index e88c1ea..669833f 100644
--- a/vcl/inc/qt5/Qt5Frame.hxx
+++ b/vcl/inc/qt5/Qt5Frame.hxx
@@ -37,6 +37,7 @@ class QWidget;
class Qt5MainWindow;
class Qt5DragSource;
class Qt5DropTarget;
class QMimeData;
class QPaintDevice;
class QScreen;
class QImage;
@@ -136,8 +137,8 @@ public:
virtual void deregisterDragSource(Qt5DragSource const* pDragSource);
virtual void registerDropTarget(Qt5DropTarget* pDropTarget);
virtual void deregisterDropTarget(Qt5DropTarget const* pDropTarget);
void draggingStarted(const int x, const int y);
void dropping(const int x, const int y);
void draggingStarted(const int x, const int y, const QMimeData* pQMimeData);
void dropping(const int x, const int y, const QMimeData* pQMimeData);
virtual void SetExtendedFrameStyle(SalExtStyle nExtStyle) override;
virtual void Show(bool bVisible, bool bNoActivate = false) override;
diff --git a/vcl/qt5/Qt5DragAndDrop.cxx b/vcl/qt5/Qt5DragAndDrop.cxx
index 092c2b2..201f251 100644
--- a/vcl/qt5/Qt5DragAndDrop.cxx
+++ b/vcl/qt5/Qt5DragAndDrop.cxx
@@ -14,6 +14,9 @@
#include <cppuhelper/supportsservice.hxx>
#include <sal/log.hxx>
#include <QtCore/QMimeData>
#include <QtCore/QUrl>
#include <Qt5DragAndDrop.hxx>
#include <Qt5Frame.hxx>
#include <Qt5Widget.hxx>
@@ -22,6 +25,65 @@ using namespace com::sun::star;
using namespace com::sun::star::uno;
using namespace com::sun::star::lang;
Qt5DnDTransferable::Qt5DnDTransferable(const QMimeData* pMimeData)
: m_pMimeData(pMimeData)
{
}
css::uno::Any Qt5DnDTransferable::getTransferData(const css::datatransfer::DataFlavor& rFlavor)
{
uno::Any aAny;
assert(m_pMimeData);
// FIXME: not sure if we should support more mimetypes here
// (how to carry out external DnD with anything else than [file] URL?)
if (m_pMimeData->hasUrls())
{
QList<QUrl> urlList = m_pMimeData->urls();
if (urlList.size() > 0)
{
//FIXME: multiple URLs, here we take only 1st one
QString url = urlList.at(0).path();
std::string aStr = url.toStdString();
Sequence<sal_Int8> aSeq(reinterpret_cast<const sal_Int8*>(aStr.c_str()), aStr.length());
aAny <<= aSeq;
}
}
return aAny;
}
std::vector<css::datatransfer::DataFlavor> Qt5DnDTransferable::getTransferDataFlavorsAsVector()
{
std::vector<css::datatransfer::DataFlavor> aVector;
css::datatransfer::DataFlavor aFlavor;
if (m_pMimeData)
{
for (QString& rMimeType : m_pMimeData->formats())
{
// filter out non-MIME types such as TARGETS, MULTIPLE, TIMESTAMP
if (rMimeType.indexOf('/') == -1)
continue;
if (rMimeType.startsWith("text/plain"))
{
aFlavor.MimeType = "text/plain;charset=utf-16";
aFlavor.DataType = cppu::UnoType<OUString>::get();
aVector.push_back(aFlavor);
}
else
{
aFlavor.MimeType = toOUString(rMimeType);
aFlavor.DataType = cppu::UnoType<Sequence<sal_Int8>>::get();
aVector.push_back(aFlavor);
}
}
}
return aVector;
}
Qt5DragSource::~Qt5DragSource()
{
//if (m_pFrame)
diff --git a/vcl/qt5/Qt5Frame.cxx b/vcl/qt5/Qt5Frame.cxx
index e3ced2d..55e0eea 100644
--- a/vcl/qt5/Qt5Frame.cxx
+++ b/vcl/qt5/Qt5Frame.cxx
@@ -1059,7 +1059,7 @@ void Qt5Frame::deregisterDropTarget(Qt5DropTarget const* pDropTarget)
m_pDropTarget = nullptr;
}
void Qt5Frame::draggingStarted(const int x, const int y)
void Qt5Frame::draggingStarted(const int x, const int y, const QMimeData* pQMimeData)
{
assert(m_pDropTarget);
@@ -1072,7 +1072,10 @@ void Qt5Frame::draggingStarted(const int x, const int y)
aEvent.SourceActions = css::datatransfer::dnd::DNDConstants::ACTION_MOVE;
css::uno::Reference<css::datatransfer::XTransferable> xTransferable;
xTransferable = Qt5DragSource::m_ActiveDragSource->GetTransferable();
if (pQMimeData)
xTransferable = new Qt5DnDTransferable(pQMimeData);
else
xTransferable = Qt5DragSource::m_ActiveDragSource->GetTransferable();
if (!m_bInDrag && xTransferable.is())
{
@@ -1087,7 +1090,7 @@ void Qt5Frame::draggingStarted(const int x, const int y)
m_pDropTarget->fire_dragOver(aEvent);
}
void Qt5Frame::dropping(const int x, const int y)
void Qt5Frame::dropping(const int x, const int y, const QMimeData* pQMimeData)
{
assert(m_pDropTarget);
@@ -1101,7 +1104,10 @@ void Qt5Frame::dropping(const int x, const int y)
aEvent.SourceActions = css::datatransfer::dnd::DNDConstants::ACTION_MOVE;
css::uno::Reference<css::datatransfer::XTransferable> xTransferable;
xTransferable = Qt5DragSource::m_ActiveDragSource->GetTransferable();
if (pQMimeData)
xTransferable = new Qt5DnDTransferable(pQMimeData);
else
xTransferable = Qt5DragSource::m_ActiveDragSource->GetTransferable();
aEvent.Transferable = xTransferable;
m_pDropTarget->fire_drop(aEvent);
diff --git a/vcl/qt5/Qt5Widget.cxx b/vcl/qt5/Qt5Widget.cxx
index 4ce5652..2277946 100644
--- a/vcl/qt5/Qt5Widget.cxx
+++ b/vcl/qt5/Qt5Widget.cxx
@@ -204,14 +204,15 @@ void Qt5Widget::dragEnterEvent(QDragEnterEvent* event)
{
if (event->mimeData()->hasFormat(m_InternalMimeType))
event->accept();
// else FIXME: external drag source
else
event->acceptProposedAction();
}
void Qt5Widget::dragMoveEvent(QDragMoveEvent* event)
{
QPoint point = event->pos();
m_pFrame->draggingStarted(point.x(), point.y());
m_pFrame->draggingStarted(point.x(), point.y(), event->mimeData());
QWidget::dragMoveEvent(event);
}
@@ -219,7 +220,7 @@ void Qt5Widget::dropEvent(QDropEvent* event)
{
QPoint point = event->pos();
m_pFrame->dropping(point.x(), point.y());
m_pFrame->dropping(point.x(), point.y(), event->mimeData());
QWidget::dropEvent(event);
}
