Method OnBrowserDrop

src/gui/browserpanel.cc:604–648

    }

    void OnBrowserDrop(wxDataViewEvent& event) override
    {
        try
        {
            if (event.GetDataFormat() != _dndFormat)
                throw CancelException();

#if defined __WXGTK__
            /* wxWidgets 3.0 data view DnD on GTK is borked. See
             * https://forums.wxwidgets.org/viewtopic.php?t=44752. The hit
             * detection is done against the wrong object, resulting in the
             * header size not being taken into account, so we have to
             * manually do hit detection correctly. */

            auto* window = browserTree->GetMainWindow();
            auto screenPos = wxGetMousePosition();
            auto relPos = screenPos - window->GetScreenPosition();

            wxDataViewItem item;
            wxDataViewColumn* column;
            browserTree->HitTest(relPos, item, column);
            if (!item.IsOk())
                throw CancelException();
#else
            auto item = event.GetItem();
#endif

            auto destDirNode = GetTargetDirectoryNode(item);
            if (!destDirNode)
                throw CancelException();
            auto destDirPath = destDirNode->dirent->path;

            wxTextDataObject obj;
            obj.SetData(_dndFormat, event.GetDataSize(), event.GetDataBuffer());
            auto srcPath = Path(obj.GetText().ToStdString());
            if (srcPath.empty())
                throw CancelException();

            ActuallyMoveFile(srcPath, destDirPath.concat(srcPath.back()));
        }
        catch (const CancelException& e)
        {
            event.Veto();
        }
    }

    void OnBrowserCommitButton(wxCommandEvent&) override
    {