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/* Copyright 2013 MultiMC Contributors
*
* Authors: Orochimarufan <orochimarufan.x3@gmail.com>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gui/Platform.h>
#include <QtX11Extras/QX11Info>
#include <xcb/xcb.h>
static QByteArray WM_CLASS = "MultiMC5\0MultiMC5";
template <typename... ArgTypes, typename... ArgTypes2>
static inline unsigned int XcbCallVoid(xcb_void_cookie_t (*func)(xcb_connection_t *, ArgTypes...), ArgTypes2... args...)
{
return func(QX11Info::connection(), args...).sequence;
}
static void getAtoms(size_t n, xcb_atom_t *atoms, const char *const names[], bool create)
{
xcb_connection_t *conn = QX11Info::connection();
xcb_intern_atom_cookie_t *cookies = (xcb_intern_atom_cookie_t *)malloc(sizeof(xcb_intern_atom_cookie_t) * 2);
for (size_t i = 0; i < n; ++i)
cookies[i] = xcb_intern_atom(conn, create, strlen(names[i]), names[i]);
memset(atoms, 0, sizeof(xcb_atom_t) * n);
for (size_t i = 0; i < n; ++i)
{
xcb_intern_atom_reply_t *r = xcb_intern_atom_reply(conn, cookies[i], 0);
if (r)
{
atoms[i] = r->atom;
free(r);
}
}
free(cookies);
}
static inline xcb_atom_t getAtom(const char *name, bool create=false)
{
xcb_atom_t atom;
getAtoms(1, &atom, &name, create);
return atom;
}
void MultiMCPlatform::fixWM_CLASS(QWidget *widget)
{
static const xcb_atom_t atom = getAtom("WM_CLASS");
XcbCallVoid(xcb_change_property, XCB_PROP_MODE_REPLACE,
widget->winId(), atom, XCB_ATOM_STRING, 8, WM_CLASS.count(),
WM_CLASS.constData());
}
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