diff options
Diffstat (limited to 'src/compositor/wayland_wrapper/qwlkeyboard.cpp')
| -rw-r--r-- | src/compositor/wayland_wrapper/qwlkeyboard.cpp | 444 |
1 files changed, 0 insertions, 444 deletions
diff --git a/src/compositor/wayland_wrapper/qwlkeyboard.cpp b/src/compositor/wayland_wrapper/qwlkeyboard.cpp deleted file mode 100644 index 7a5ed5f25..000000000 --- a/src/compositor/wayland_wrapper/qwlkeyboard.cpp +++ /dev/null @@ -1,444 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2015 The Qt Company Ltd. -** Copyright (C) 2013 Klarälvdalens Datakonsult AB (KDAB). -** Contact: http://www.qt.io/licensing/ -** -** This file is part of the Qt Compositor. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of The Qt Company Ltd nor the names of its -** contributors may be used to endorse or promote products derived -** from this software without specific prior written permission. -** -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include "qwlkeyboard_p.h" - -#include <QFile> -#include <QStandardPaths> - -#include "qwlcompositor_p.h" -#include "qwlsurface_p.h" - -#include <fcntl.h> -#include <unistd.h> -#ifndef QT_NO_WAYLAND_XKB -#include <sys/mman.h> -#include <sys/types.h> -#endif - -QT_BEGIN_NAMESPACE - -namespace QtWayland { - -Keyboard::Keyboard(Compositor *compositor, InputDevice *seat) - : QtWaylandServer::wl_keyboard() - , m_compositor(compositor) - , m_seat(seat) - , m_grab(this) - , m_focus() - , m_focusResource() - , m_keys() - , m_modsDepressed() - , m_modsLatched() - , m_modsLocked() - , m_group() - , m_pendingKeymap(false) -#ifndef QT_NO_WAYLAND_XKB - , m_keymap_fd(-1) - , m_state(0) -#endif -{ -#ifndef QT_NO_WAYLAND_XKB - initXKB(); -#endif - connect(&m_focusDestroyListener, &WlListener::fired, this, &Keyboard::focusDestroyed); -} - -Keyboard::~Keyboard() -{ -#ifndef QT_NO_WAYLAND_XKB - if (m_context) { - if (m_keymap_area) - munmap(m_keymap_area, m_keymap_size); - close(m_keymap_fd); - xkb_context_unref(m_context); - xkb_state_unref(m_state); - } -#endif -} - -KeyboardGrabber::~KeyboardGrabber() -{ -} - -void Keyboard::startGrab(KeyboardGrabber *grab) -{ - m_grab = grab; - m_grab->m_keyboard = this; - m_grab->focused(m_focus); -} - -void Keyboard::endGrab() -{ - m_grab = this; -} - -KeyboardGrabber *Keyboard::currentGrab() const -{ - return m_grab; -} - -void Keyboard::checkFocusResource(wl_keyboard::Resource *keyboardResource) -{ - if (!keyboardResource || !m_focus) - return; - - // this is already the current resource, do no send enter twice - if (m_focusResource == keyboardResource) - return; - - // check if new wl_keyboard resource is from the client owning the focus surface - struct ::wl_client *focusedClient = m_focus->resource()->client(); - if (focusedClient == keyboardResource->client()) { - sendEnter(m_focus, keyboardResource); - m_focusResource = keyboardResource; - } -} - -void Keyboard::sendEnter(Surface *surface, wl_keyboard::Resource *keyboardResource) -{ - uint32_t serial = wl_display_next_serial(m_compositor->wl_display()); - send_modifiers(keyboardResource->handle, serial, m_modsDepressed, m_modsLatched, m_modsLocked, m_group); - send_enter(keyboardResource->handle, serial, surface->resource()->handle, QByteArray::fromRawData((char *)m_keys.data(), m_keys.size() * sizeof(uint32_t))); -} - -void Keyboard::focused(Surface *surface) -{ - if (m_focus != surface) { - if (m_focusResource) { - uint32_t serial = wl_display_next_serial(m_compositor->wl_display()); - send_leave(m_focusResource->handle, serial, m_focus->resource()->handle); - } - m_focusDestroyListener.reset(); - if (surface) { - m_focusDestroyListener.listenForDestruction(surface->resource()->handle); - } - } - - Resource *resource = surface ? resourceMap().value(surface->resource()->client()) : 0; - - if (resource && (m_focus != surface || m_focusResource != resource)) { - sendEnter(surface, resource); - } - - m_focusResource = resource; - m_focus = surface; - Q_EMIT focusChanged(m_focus); -} - -void Keyboard::setFocus(Surface* surface) -{ - m_grab->focused(surface); -} - -void Keyboard::setKeymap(const QWaylandKeymap &keymap) -{ - m_keymap = keymap; - m_pendingKeymap = true; - - // If there is no key currently pressed, update right away the keymap - // Otherwise, delay the update when keys are released - // see http://lists.freedesktop.org/archives/wayland-devel/2013-October/011395.html - if (m_keys.isEmpty()) { - updateKeymap(); - } -} - -void Keyboard::focusDestroyed(void *data) -{ - Q_UNUSED(data) - m_focusDestroyListener.reset(); - - m_focus = 0; - m_focusResource = 0; -} - -void Keyboard::sendKeyModifiers(wl_keyboard::Resource *resource, uint32_t serial) -{ - send_modifiers(resource->handle, serial, m_modsDepressed, m_modsLatched, m_modsLocked, m_group); -} - -void Keyboard::sendKeyPressEvent(uint code) -{ - sendKeyEvent(code, WL_KEYBOARD_KEY_STATE_PRESSED); -} - -void Keyboard::sendKeyReleaseEvent(uint code) -{ - sendKeyEvent(code, WL_KEYBOARD_KEY_STATE_RELEASED); -} - -Surface *Keyboard::focus() const -{ - return m_focus; -} - -QtWaylandServer::wl_keyboard::Resource *Keyboard::focusResource() const -{ - return m_focusResource; -} - -void Keyboard::keyboard_bind_resource(wl_keyboard::Resource *resource) -{ -#ifndef QT_NO_WAYLAND_XKB - if (m_context) { - send_keymap(resource->handle, WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, - m_keymap_fd, m_keymap_size); - } - else -#endif - { - int null_fd = open("/dev/null", O_RDONLY); - send_keymap(resource->handle, 0 /* WL_KEYBOARD_KEYMAP_FORMAT_NO_KEYMAP */, - null_fd, 0); - close(null_fd); - } - - checkFocusResource(resource); -} - -void Keyboard::keyboard_destroy_resource(wl_keyboard::Resource *resource) -{ - if (m_focusResource == resource) - m_focusResource = 0; -} - -void Keyboard::keyboard_release(wl_keyboard::Resource *resource) -{ - wl_resource_destroy(resource->handle); -} - -void Keyboard::key(uint32_t serial, uint32_t time, uint32_t key, uint32_t state) -{ - if (m_focusResource) { - send_key(m_focusResource->handle, serial, time, key, state); - } -} - -void Keyboard::keyEvent(uint code, uint32_t state) -{ - uint key = code - 8; - if (state == WL_KEYBOARD_KEY_STATE_PRESSED) { - m_keys << key; - } else { - for (int i = 0; i < m_keys.size(); ++i) { - if (m_keys.at(i) == key) { - m_keys.remove(i); - } - } - } -} - -void Keyboard::sendKeyEvent(uint code, uint32_t state) -{ - uint32_t time = m_compositor->currentTimeMsecs(); - uint32_t serial = wl_display_next_serial(m_compositor->wl_display()); - uint key = code - 8; - m_grab->key(serial, time, key, state); -} - -void Keyboard::modifiers(uint32_t serial, uint32_t mods_depressed, - uint32_t mods_latched, uint32_t mods_locked, uint32_t group) -{ - if (m_focusResource) { - send_modifiers(m_focusResource->handle, serial, mods_depressed, mods_latched, mods_locked, group); - } -} - -void Keyboard::updateModifierState(uint code, uint32_t state) -{ -#ifndef QT_NO_WAYLAND_XKB - if (!m_context) - return; - - xkb_state_update_key(m_state, code, state == WL_KEYBOARD_KEY_STATE_PRESSED ? XKB_KEY_DOWN : XKB_KEY_UP); - - uint32_t modsDepressed = xkb_state_serialize_mods(m_state, (xkb_state_component)XKB_STATE_DEPRESSED); - uint32_t modsLatched = xkb_state_serialize_mods(m_state, (xkb_state_component)XKB_STATE_LATCHED); - uint32_t modsLocked = xkb_state_serialize_mods(m_state, (xkb_state_component)XKB_STATE_LOCKED); - uint32_t group = xkb_state_serialize_group(m_state, (xkb_state_component)XKB_STATE_EFFECTIVE); - - if (modsDepressed == m_modsDepressed - && modsLatched == m_modsLatched - && modsLocked == m_modsLocked - && group == m_group) - return; - - m_modsDepressed = modsDepressed; - m_modsLatched = modsLatched; - m_modsLocked = modsLocked; - m_group = group; - - m_grab->modifiers(wl_display_next_serial(m_compositor->wl_display()), m_modsDepressed, m_modsLatched, m_modsLocked, m_group); -#else - Q_UNUSED(code); - Q_UNUSED(state); -#endif -} - -void Keyboard::updateKeymap() -{ - // There must be no keys pressed when changing the keymap, - // see http://lists.freedesktop.org/archives/wayland-devel/2013-October/011395.html - if (!m_pendingKeymap || !m_keys.isEmpty()) - return; - - m_pendingKeymap = false; -#ifndef QT_NO_WAYLAND_XKB - if (!m_context) - return; - - createXKBKeymap(); - foreach (Resource *res, resourceMap()) { - send_keymap(res->handle, WL_KEYBOARD_KEYMAP_FORMAT_XKB_V1, m_keymap_fd, m_keymap_size); - } - - xkb_state_update_mask(m_state, 0, m_modsLatched, m_modsLocked, 0, 0, 0); - if (m_focusResource) - sendKeyModifiers(m_focusResource, wl_display_next_serial(m_compositor->wl_display())); -#endif -} - -#ifndef QT_NO_WAYLAND_XKB -static int createAnonymousFile(size_t size) -{ - QString path = QStandardPaths::writableLocation(QStandardPaths::RuntimeLocation); - if (path.isEmpty()) - return -1; - - QByteArray name = QFile::encodeName(path + QStringLiteral("/qtwayland-XXXXXX")); - - int fd = mkstemp(name.data()); - if (fd < 0) - return -1; - - long flags = fcntl(fd, F_GETFD); - if (flags == -1 || fcntl(fd, F_SETFD, flags | FD_CLOEXEC) == -1) { - close(fd); - fd = -1; - } - unlink(name.constData()); - - if (fd < 0) - return -1; - - if (ftruncate(fd, size) < 0) { - close(fd); - return -1; - } - - return fd; -} - -void Keyboard::initXKB() -{ - m_context = xkb_context_new(static_cast<xkb_context_flags>(0)); - if (!m_context) { - qWarning("Failed to create a XKB context: keymap will not be supported"); - return; - } - - createXKBKeymap(); -} - -void Keyboard::createXKBState(xkb_keymap *keymap) -{ - char *keymap_str = xkb_keymap_get_as_string(keymap, XKB_KEYMAP_FORMAT_TEXT_V1); - if (!keymap_str) { - qWarning("Failed to compile global XKB keymap"); - return; - } - - m_keymap_size = strlen(keymap_str) + 1; - if (m_keymap_fd >= 0) - close(m_keymap_fd); - m_keymap_fd = createAnonymousFile(m_keymap_size); - if (m_keymap_fd < 0) { - qWarning("Failed to create anonymous file of size %lu", static_cast<unsigned long>(m_keymap_size)); - return; - } - - m_keymap_area = static_cast<char *>(mmap(0, m_keymap_size, PROT_READ | PROT_WRITE, MAP_SHARED, m_keymap_fd, 0)); - if (m_keymap_area == MAP_FAILED) { - close(m_keymap_fd); - m_keymap_fd = -1; - qWarning("Failed to map shared memory segment"); - return; - } - - strcpy(m_keymap_area, keymap_str); - free(keymap_str); - - if (m_state) - xkb_state_unref(m_state); - m_state = xkb_state_new(keymap); -} - -void Keyboard::createXKBKeymap() -{ - if (!m_context) - return; - - struct xkb_rule_names rule_names = { strdup(qPrintable(m_keymap.rules())), - strdup(qPrintable(m_keymap.model())), - strdup(qPrintable(m_keymap.layout())), - strdup(qPrintable(m_keymap.variant())), - strdup(qPrintable(m_keymap.options())) }; - struct xkb_keymap *keymap = xkb_keymap_new_from_names(m_context, &rule_names, static_cast<xkb_keymap_compile_flags>(0)); - - if (keymap) { - createXKBState(keymap); - xkb_keymap_unref(keymap); - } else { - qWarning("Failed to load the '%s' XKB keymap.", qPrintable(m_keymap.layout())); - } - - free((char *)rule_names.rules); - free((char *)rule_names.model); - free((char *)rule_names.layout); - free((char *)rule_names.variant); - free((char *)rule_names.options); -} -#endif - -} // namespace QtWayland - -QT_END_NAMESPACE |