Differential D20191 Diff 55913 src/server/keystate_interface.cpp

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src/server/keystate_interface.cpp

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1		/********************************************************************
2		Copyright 2019 Aleix Pol Gonzalez <aleixpol@kde.org>
3
4		This library is free software; you can redistribute it and/or
5		modify it under the terms of the GNU Lesser General Public
6		License as published by the Free Software Foundation; either
7		version 2.1 of the License, or (at your option) version 3, or any
8		later version accepted by the membership of KDE e.V. (or its
9		successor approved by the membership of KDE e.V.), which shall
10		act as a proxy defined in Section 6 of version 3 of the license.
11
12		This library is distributed in the hope that it will be useful,
13		but WITHOUT ANY WARRANTY; without even the implied warranty of
14		MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15		Lesser General Public License for more details.
16
17		You should have received a copy of the GNU Lesser General Public
18		License along with this library. If not, see <http://www.gnu.org/licenses/>.
19		*********************************************************************/
20
21		#include "keystate_interface.h"
22		#include "global_p.h"
23		#include "display.h"
24
25		#include <QDebug>
26		#include <QVector>
27		#include <wayland-server.h>
28		#include <wayland-keystate-server-protocol.h>
29
30		namespace KWayland
31		{
32		namespace Server
33		{
34
35		class KeyStateInterface::Private : public Global::Private
36		{
37		public:
38		Private(Display *d)
39		: Global::Private(d, &org_kde_kwin_keystate_interface, s_version)
40		{}
41
42		void bind(wl_client * client, uint32_t version, uint32_t id) override {
43		auto c = display->getConnection(client);
44		wl_resource *resource = c->createResource(&org_kde_kwin_keystate_interface, qMin(version, s_version), id);
45		if (!resource) {
46		wl_client_post_no_memory(client);
47		return;
48		}
49		wl_resource_set_implementation(resource, &s_interface, this, unbind);
50		m_resources << resource;
51		}
52
53		static void unbind(wl_resource *resource) {
54		auto d = reinterpret_cast<Private>(wl_resource_get_user_data(resource));
55		d->m_resources.removeAll(resource);
56		}
57
58
59		static void fetchStatesCallback(struct wl_client /client/, struct wl_resource resource) {
60		auto s = reinterpret_cast<KeyStateInterface::Private*>(wl_resource_get_user_data(resource));
61
62		for (int i=0; i<s->m_keyStates.count(); ++i)
63		org_kde_kwin_keystate_send_stateChanged(resource, i, s->m_keyStates[i]);
64		}
65
66		static const quint32 s_version;
67		QVector<wl_resource*> m_resources;
68		QVector<State> m_keyStates = QVector<State>(3, Unlocked);
69		static const struct org_kde_kwin_keystate_interface s_interface;
70		};
71
72		const quint32 KeyStateInterface::Private::s_version = 1;
73
74		KeyStateInterface::KeyStateInterface(Display* d, QObject* parent)
75		: Global(new Private(d), parent)
76		{}
77
78		KeyStateInterface::~KeyStateInterface() = default;
79
80		const struct org_kde_kwin_keystate_interface KeyStateInterface::Private::s_interface = {
81		fetchStatesCallback
82		};
83
84		void KeyStateInterface::setState(KeyStateInterface::Key key, KeyStateInterface::State state)
85		{
86		auto dptr = static_cast<KeyStateInterface::Private*>(d.data());
87		dptr->m_keyStates[int(key)] = state;
88
89		qDebug() << Q_FUNC_INFO << "xxxxxxxx setting state" << dptr->m_resources << key << state;
	davidedmundsonUnsubmitted Not Done -> davidedmundson: ->
90		for(auto r : qAsConst(dptr->m_resources))
91		org_kde_kwin_keystate_send_stateChanged(r, int(key), int(state));
92		}
93
94		}
95
96		}