/*! \internal
This function is called whenever there is activity on the mouse device.
By default, it reads up to 10 mouse move packets and calls mouseChanged()
for each of them.
*/
void QQnxMouseHandler::socketActivated()
{
// _mouse_packet is a QNX structure. devi-hid is nice enough to translate
// the raw byte data from mouse devices into generic format for us.
_mouse_packet packet;
int iteration = 0;
// read mouse events in batches of 10. Since we're getting quite a lot
// of mouse events, it's better to do them in batches than to return to the
// event loop every time.
do {
int bytesRead = QT_READ(mouseFD, &packet, sizeof(packet));
if (bytesRead == -1) {
// EAGAIN means that there are no more mouse events to read
if (errno != EAGAIN)
qErrnoWarning(errno, "QQnxMouseHandler: Unable to read from socket");
return;
}
// bytes read should always be equal to the size of a packet.
Q_ASSERT(bytesRead == sizeof(packet));
// translate the coordinates from the QNX data structure to Qt coordinates
// note the swapped y axis
QPoint pos = mousePos;
pos += QPoint(packet.dx, -packet.dy);
// QNX only tells us relative mouse movements, not absolute ones, so limit the
// cursor position manually to the screen
limitToScreen(pos);
// translate the QNX mouse button bitmask to Qt buttons
int buttons = Qt::NoButton;
if (packet.hdr.buttons & _POINTER_BUTTON_LEFT)
buttons |= Qt::LeftButton;
if (packet.hdr.buttons & _POINTER_BUTTON_MIDDLE)
buttons |= Qt::MidButton;
if (packet.hdr.buttons & _POINTER_BUTTON_RIGHT)
buttons |= Qt::RightButton;
// call mouseChanged() - this does all the magic to actually move the on-screen
// mouse cursor.
mouseChanged(pos, buttons, 0);
} while (++iteration < 11);
}
void KindleFiveWay::activity(int)
{
_sn->setEnabled(false);
input_event_t in;
read(_fd, &in, sizeof(input_event_t));
if (_debug)
qDebug("FiveWay: type %d, code %d, value %d", in.type, in.code, in.value);
if (in.type == 1)
{
QPoint p = pos();
switch(in.code)
{
default:
break;
case KDX_KEY_5WPRESS:
case K3_KEY_5WPRESS:
// button press
if (_keypadMode)
{
QWSServer::sendKeyEvent('\n', Qt::Key_Return, Qt::NoModifier, in.value != 0, in.value == 2);
}
else
{
if (in.value)
_button = !_button;
}
break;
case KDX_KEY_LARROW:
// left
if (_keypadMode)
{
QWSServer::sendKeyEvent(0, Qt::Key_Left, Qt::NoModifier, in.value != 0, in.value == 2);
}
else if (in.value == 0)
{
_left = 0;
}
else if (in.value == 1)
{
_left = 1;
p.setX(p.x() - 5);
}
else
{
if (_left < 6)
_left++;
p.setX(p.x() - 5 * _left);
}
break;
case KDX_KEY_RARROW:
// right
if (_keypadMode)
{
QWSServer::sendKeyEvent(0, Qt::Key_Right, Qt::NoModifier, in.value != 0, in.value == 2);
}
else if (in.value == 0)
{
_right = 0;
}
else if (in.value == 1)
{
_right = 1;
p.setX(p.x() + 5);
}
else
{
if (_right < 6)
_right++;
p.setX(p.x() + 5 * _right);
}
break;
case KDX_KEY_UPARROW:
case K3_KEY_UPARROW:
// up
if (_keypadMode)
{
QWSServer::sendKeyEvent(0, Qt::Key_Up, Qt::NoModifier, in.value != 0, in.value == 2);
}
else if (in.value == 0)
{
_up = 0;
}
else if (in.value == 1)
{
_up = 1;
p.setY(p.y() - 5);
}
else
{
if (_up < 6)
_up++;
p.setY(p.y() - 5 * _up);
}
break;
case KDX_KEY_DNARROW:
case K3_KEY_DNARROW:
// down
if (_keypadMode)
{
QWSServer::sendKeyEvent(0, Qt::Key_Down, Qt::NoModifier, in.value != 0, in.value == 2);
}
else if (in.value == 0)
{
_down = 0;
}
else if (in.value == 1)
{
_down = 1;
p.setY(p.y() + 5);
}
else
{
if (_down < 6)
_down++;
p.setY(p.y() + 5 * _down);
}
break;
}
limitToScreen(p);
if (!_keypadMode)
mouseChanged(p, _button ? Qt::LeftButton : 0, 0);
}
_sn->setEnabled(true);
}