kwin/xwl/drag.cpp
2019-07-03 00:54:55 +03:00

87 lines
2.5 KiB
C++

/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright 2019 Roman Gilg <subdiff@gmail.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#include "drag.h"
#include "atoms.h"
namespace KWin
{
namespace Xwl
{
Drag::Drag(QObject *parent)
: QObject(parent)
{
}
Drag::~Drag()
{
}
void Drag::sendClientMessage(xcb_window_t target, xcb_atom_t type, xcb_client_message_data_t *data)
{
xcb_client_message_event_t event {
XCB_CLIENT_MESSAGE, // response_type
32, // format
0, // sequence
target, // window
type, // type
*data, // data
};
xcb_connection_t *xcbConn = kwinApp()->x11Connection();
xcb_send_event(xcbConn,
0,
target,
XCB_EVENT_MASK_NO_EVENT,
reinterpret_cast<const char *>(&event));
xcb_flush(xcbConn);
}
DnDAction Drag::atomToClientAction(xcb_atom_t atom)
{
if (atom == atoms->xdnd_action_copy) {
return DnDAction::Copy;
} else if (atom == atoms->xdnd_action_move) {
return DnDAction::Move;
} else if (atom == atoms->xdnd_action_ask) {
// we currently do not support it - need some test client first
return DnDAction::None;
// return DnDAction::Ask;
}
return DnDAction::None;
}
xcb_atom_t Drag::clientActionToAtom(DnDAction action)
{
if (action == DnDAction::Copy) {
return atoms->xdnd_action_copy;
} else if (action == DnDAction::Move) {
return atoms->xdnd_action_move;
} else if (action == DnDAction::Ask) {
// we currently do not support it - need some test client first
return XCB_ATOM_NONE;
// return atoms->xdnd_action_ask;
}
return XCB_ATOM_NONE;
}
} // namespace Xwl
} // namespace KWin