| Directory: | ./ |
|---|---|
| File: | server/keyboard.cpp |
| Date: | 2024-01-22 17:25:27 |
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| Lines: | 77 | 78 | 98.7% |
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| 1 | /******************************************************************** | ||
| 2 | Copyright © 2020 Roman Gilg <subdiff@gmail.com> | ||
| 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 | #include "keyboard.h" | ||
| 21 | #include "keyboard_p.h" | ||
| 22 | |||
| 23 | #include "client.h" | ||
| 24 | #include "display.h" | ||
| 25 | #include "seat.h" | ||
| 26 | #include "surface.h" | ||
| 27 | #include "surface_p.h" | ||
| 28 | |||
| 29 | #include <QVector> | ||
| 30 | #include <cstring> | ||
| 31 | |||
| 32 | #include <wayland-server.h> | ||
| 33 | |||
| 34 | namespace Wrapland::Server | ||
| 35 | { | ||
| 36 | |||
| 37 |
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98 | Keyboard::Private::Private(Client* client, |
| 38 | uint32_t version, | ||
| 39 | uint32_t id, | ||
| 40 | Seat* _seat, | ||
| 41 | Keyboard* q_ptr) | ||
| 42 | 49 | : Wayland::Resource<Keyboard>(client, version, id, &wl_keyboard_interface, &s_interface, q_ptr) | |
| 43 | 49 | , seat(_seat) | |
| 44 | 49 | , q_ptr{q_ptr} | |
| 45 | 49 | { | |
| 46 | 49 | } | |
| 47 | |||
| 48 | const struct wl_keyboard_interface Keyboard::Private::s_interface { | ||
| 49 | destroyCallback, | ||
| 50 | }; | ||
| 51 | |||
| 52 | 71 | void Keyboard::Private::sendLeave(quint32 serial, Surface* surface) | |
| 53 | { | ||
| 54 |
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71 | if (surface && surface->d_ptr->resource) { |
| 55 | 13 | send<wl_keyboard_send_leave>(serial, surface->d_ptr->resource); | |
| 56 | 13 | } | |
| 57 | 71 | } | |
| 58 | |||
| 59 | 58 | void Keyboard::Private::sendEnter(quint32 serial, Surface* surface) | |
| 60 | { | ||
| 61 | wl_array keys; | ||
| 62 | 58 | wl_array_init(&keys); | |
| 63 | 58 | auto const& states = seat->keyboards().pressed_keys(); | |
| 64 |
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61 | for (auto const btn : states) { |
| 65 |
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3 | auto key = static_cast<uint32_t*>(wl_array_add(&keys, sizeof(uint32_t))); |
| 66 | 3 | *key = btn; | |
| 67 | } | ||
| 68 |
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58 | send<wl_keyboard_send_enter>(serial, surface->d_ptr->resource, &keys); |
| 69 |
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58 | wl_array_release(&keys); |
| 70 | |||
| 71 |
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58 | sendModifiers(); |
| 72 | 58 | } | |
| 73 | 49 | ||
| 74 | 2 | void Keyboard::Private::sendKeymap(int fd, quint32 size) | |
| 75 | { | ||
| 76 | 2 | send<wl_keyboard_send_keymap>(WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, fd, size); | |
| 77 | 51 | } | |
| 78 | |||
| 79 | 59 | void Keyboard::Private::sendModifiers(quint32 serial, | |
| 80 | quint32 depressed, | ||
| 81 | quint32 latched, | ||
| 82 | quint32 locked, | ||
| 83 | quint32 group) | ||
| 84 | { | ||
| 85 | 59 | send<wl_keyboard_send_modifiers>(serial, depressed, latched, locked, group); | |
| 86 | 59 | } | |
| 87 | |||
| 88 | 58 | void Keyboard::Private::sendModifiers() | |
| 89 | { | ||
| 90 | 58 | auto const mods = seat->keyboards().get_modifiers(); | |
| 91 | 58 | sendModifiers(mods.serial, mods.depressed, mods.latched, mods.locked, mods.group); | |
| 92 | 58 | } | |
| 93 | |||
| 94 | 49 | Keyboard::Keyboard(Client* client, uint32_t version, uint32_t id, Seat* seat) | |
| 95 | 49 | : QObject(nullptr) | |
| 96 |
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49 | , d_ptr(new Private(client, version, id, seat, this)) |
| 97 | 49 | { | |
| 98 |
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95 | connect(client, &Client::disconnected, this, [this] { disconnect(d_ptr->destroyConnection); }); |
| 99 | 49 | } | |
| 100 | |||
| 101 | 2 | void Keyboard::setKeymap(char const* content) | |
| 102 | { | ||
| 103 | 2 | auto tmpf = std::tmpfile(); | |
| 104 | |||
| 105 |
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2 | if (auto rc = std::fputs(content, tmpf); rc < 0) { |
| 106 | ✗ | qCWarning(WRAPLAND_SERVER, "Failed to set keyboard keymap with %d.", rc); | |
| 107 | // TODO(romangg): Handle error by closing file here and returning? | ||
| 108 | } | ||
| 109 | |||
| 110 | 2 | std::rewind(tmpf); | |
| 111 | 2 | d_ptr->sendKeymap(fileno(tmpf), strlen(content)); | |
| 112 | 2 | d_ptr->keymap = file_wrap(tmpf); | |
| 113 | 2 | d_ptr->needs_keymap_update = false; | |
| 114 | 2 | } | |
| 115 | |||
| 116 | 69 | void Keyboard::setFocusedSurface(quint32 serial, Surface* surface) | |
| 117 | { | ||
| 118 | 69 | d_ptr->sendLeave(serial, d_ptr->focusedSurface); | |
| 119 | 69 | disconnect(d_ptr->destroyConnection); | |
| 120 | 69 | d_ptr->focusedSurface = surface; | |
| 121 |
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69 | if (!d_ptr->focusedSurface) { |
| 122 | 11 | return; | |
| 123 | } | ||
| 124 | 58 | d_ptr->destroyConnection = connect( | |
| 125 | 60 | d_ptr->focusedSurface, &Surface::resourceDestroyed, this, [this] { | |
| 126 | 2 | d_ptr->sendLeave(d_ptr->client->display()->handle->nextSerial(), d_ptr->focusedSurface); | |
| 127 | 2 | d_ptr->focusedSurface = nullptr; | |
| 128 | 2 | }); | |
| 129 | |||
| 130 | 58 | d_ptr->sendEnter(serial, d_ptr->focusedSurface); | |
| 131 | 58 | d_ptr->client->flush(); | |
| 132 | 69 | } | |
| 133 | |||
| 134 | 10 | void Keyboard::key(uint32_t serial, uint32_t key, key_state state) | |
| 135 | { | ||
| 136 |
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10 | Q_ASSERT(d_ptr->focusedSurface); |
| 137 | 20 | d_ptr->send<wl_keyboard_send_key>(serial, | |
| 138 | 10 | d_ptr->seat->timestamp(), | |
| 139 | key, | ||
| 140 | 10 | state == key_state::pressed ? WL_KEYBOARD_KEY_STATE_PRESSED | |
| 141 | : WL_KEYBOARD_KEY_STATE_RELEASED); | ||
| 142 | 10 | } | |
| 143 | |||
| 144 | 1 | void Keyboard::updateModifiers(quint32 serial, | |
| 145 | quint32 depressed, | ||
| 146 | quint32 latched, | ||
| 147 | quint32 locked, | ||
| 148 | quint32 group) | ||
| 149 | { | ||
| 150 |
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1 | Q_ASSERT(d_ptr->focusedSurface); |
| 151 | 1 | d_ptr->sendModifiers(serial, depressed, latched, locked, group); | |
| 152 | 1 | } | |
| 153 | |||
| 154 | 50 | void Keyboard::repeatInfo(qint32 charactersPerSecond, qint32 delay) | |
| 155 | { | ||
| 156 | 50 | d_ptr->send<wl_keyboard_send_repeat_info, WL_KEYBOARD_REPEAT_INFO_SINCE_VERSION>( | |
| 157 | charactersPerSecond, delay); | ||
| 158 | 50 | } | |
| 159 | |||
| 160 | 3 | Surface* Keyboard::focusedSurface() const | |
| 161 | { | ||
| 162 | 3 | return d_ptr->focusedSurface; | |
| 163 | } | ||
| 164 | |||
| 165 | 64 | Client* Keyboard::client() const | |
| 166 | { | ||
| 167 | 64 | return d_ptr->client->handle; | |
| 168 | } | ||
| 169 | |||
| 170 | } | ||
| 171 |