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#include <QDebug>
#include <QGuiApplication>
#include <wayland-server-protocol.h>
#include <linux/input-event-codes.h>
#include "vnc-keyboard-unstable-v1.h"
void toQtKey(uint32_t key, uint32_t *pkeycode, uint32_t *punicode)
{
static const QMap<int, int> keyMap {
{ 0xff08, Qt::Key_Backspace },
{ 0xff09, Qt::Key_Tab },
{ 0xff0d, Qt::Key_Return },
{ 0xff1b, Qt::Key_Escape },
{ 0xff63, Qt::Key_Insert },
{ 0xffff, Qt::Key_Delete },
{ 0xff50, Qt::Key_Home },
{ 0xff57, Qt::Key_End },
{ 0xff55, Qt::Key_PageUp },
{ 0xff56, Qt::Key_PageDown },
{ 0xff51, Qt::Key_Left },
{ 0xff52, Qt::Key_Up },
{ 0xff53, Qt::Key_Right },
{ 0xff54, Qt::Key_Down },
{ 0xffbe, Qt::Key_F1 },
{ 0xffbf, Qt::Key_F2 },
{ 0xffc0, Qt::Key_F3 },
{ 0xffc1, Qt::Key_F4 },
{ 0xffc2, Qt::Key_F5 },
{ 0xffc3, Qt::Key_F6 },
{ 0xffc4, Qt::Key_F7 },
{ 0xffc5, Qt::Key_F8 },
{ 0xffc6, Qt::Key_F9 },
{ 0xffc7, Qt::Key_F10 },
{ 0xffc8, Qt::Key_F11 },
{ 0xffc9, Qt::Key_F12 },
{ 0xffe1, Qt::Key_Shift },
{ 0xffe2, Qt::Key_Shift },
{ 0xffe3, Qt::Key_Control },
{ 0xffe4, Qt::Key_Control },
{ 0xffe7, Qt::Key_Meta },
{ 0xffe8, Qt::Key_Meta },
{ 0xffe9, Qt::Key_Alt },
{ 0xffea, Qt::Key_Alt },
{ 0xffb0, Qt::Key_0 },
{ 0xffb1, Qt::Key_1 },
{ 0xffb2, Qt::Key_2 },
{ 0xffb3, Qt::Key_3 },
{ 0xffb4, Qt::Key_4 },
{ 0xffb5, Qt::Key_5 },
{ 0xffb6, Qt::Key_6 },
{ 0xffb7, Qt::Key_7 },
{ 0xffb8, Qt::Key_8 },
{ 0xffb9, Qt::Key_9 },
{ 0xff8d, Qt::Key_Return },
{ 0xffaa, Qt::Key_Asterisk },
{ 0xffab, Qt::Key_Plus },
{ 0xffad, Qt::Key_Minus },
{ 0xffae, Qt::Key_Period },
{ 0xffaf, Qt::Key_Slash },
{ 0xff95, Qt::Key_Home },
{ 0xff96, Qt::Key_Left },
{ 0xff97, Qt::Key_Up },
{ 0xff98, Qt::Key_Right },
{ 0xff99, Qt::Key_Down },
{ 0xff9a, Qt::Key_PageUp },
{ 0xff9b, Qt::Key_PageDown },
{ 0xff9c, Qt::Key_End },
{ 0xff9e, Qt::Key_Insert },
{ 0xff9f, Qt::Key_Delete },
};
uint32_t unicode = 0;
uint32_t keycode = keyMap.value(key, 0);
if (keycode >= ' ' && keycode <= '~')
unicode = keycode;
if (!keycode) {
if (key <= 0xff) {
unicode = key;
if (key >= 'a' && key <= 'z')
keycode = Qt::Key_A + key - 'a';
else if (key >= ' ' && key <= '~')
keycode = Qt::Key_Space + key - ' ';
}
}
*pkeycode = keycode;
*punicode = unicode;
}
VncKeyboardManager::VncKeyboardManager(QWaylandCompositor *compositor)
:QWaylandCompositorExtensionTemplate(compositor)
{
}
void VncKeyboardManager::initialize()
{
QWaylandCompositorExtensionTemplate::initialize();
QWaylandCompositor *compositor = static_cast<QWaylandCompositor *>(extensionContainer());
init(compositor->display(), 1);
}
void VncKeyboardManager::vnc_virtual_keyboard_manager_v1_create_virtual_keyboard(Resource *resource, uint32_t id)
{
new VncKeyboard(m_window, resource->client(), id, 1);
}
VncKeyboard::VncKeyboard(QQuickWindow *window, struct ::wl_client *client, int id, int version):
QtWaylandServer::vnc_keyboard_v1(client, id, version),
m_window(window),
m_keymod(Qt::NoModifier)
{
}
void VncKeyboard::vnc_keyboard_v1_key(Resource *resource, uint32_t time, uint32_t key, uint32_t state)
{
bool down = !!state;
uint32_t keycode, unicode;
toQtKey(key, &keycode, &unicode);
if (keycode == Qt::Key_Shift)
m_keymod = down ? m_keymod | Qt::ShiftModifier :
m_keymod & ~Qt::ShiftModifier;
else if (keycode == Qt::Key_Control)
m_keymod = down ? m_keymod | Qt::ControlModifier :
m_keymod & ~Qt::ControlModifier;
else if (keycode == Qt::Key_Alt)
m_keymod = down ? m_keymod | Qt::AltModifier :
m_keymod & ~Qt::AltModifier;
if (unicode || keycode) {
QKeyEvent event(down ? QEvent::KeyPress : QEvent::KeyRelease, keycode, m_keymod, QString(QChar(unicode)));
QGuiApplication::sendEvent(m_window, &event);
} else {
qDebug() << __func__ << " no unicode or keycode. keysym is " << key << ". state is " << state;
}
}
void VncKeyboard::vnc_keyboard_v1_destroy(Resource *)
{
delete this;
}
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