void QWaylandWindow::handleMouseEventWithDecoration(QWaylandInputDevice *inputDevice, ulong timestamp, const QPointF &local, const QPointF &global, Qt::MouseButtons b, Qt::KeyboardModifiers mods)
{
if (mWindowDecoration->handleMouse(inputDevice,local,global,b,mods))
return;
QMargins marg = frameMargins();
QRect windowRect(0 + marg.left(),
0 + marg.top(),
geometry().size().width() - marg.right(),
geometry().size().height() - marg.bottom());
if (windowRect.contains(local.toPoint()) || mMousePressedInContentArea != Qt::NoButton) {
QPointF localTranslated = local;
QPointF globalTranslated = global;
localTranslated.setX(localTranslated.x() - marg.left());
localTranslated.setY(localTranslated.y() - marg.top());
globalTranslated.setX(globalTranslated.x() - marg.left());
globalTranslated.setY(globalTranslated.y() - marg.top());
if (!mMouseEventsInContentArea) {
restoreMouseCursor(inputDevice);
QWindowSystemInterface::handleEnterEvent(window());
}
QWindowSystemInterface::handleMouseEvent(window(), timestamp, localTranslated, globalTranslated, b, mods);
mMouseEventsInContentArea = true;
mMousePressedInContentArea = b;
} else {
if (mMouseEventsInContentArea) {
QWindowSystemInterface::handleLeaveEvent(window());
mMouseEventsInContentArea = false;
}
mWindowDecoration->handleMouse(inputDevice,local,global,b,mods);
}
}
void X11Window::setMouseCursor(const std::string& file, const Point& hotSpot)
{
std::stringstream fin;
g_resources.loadFile(file, fin);
apng_data apng;
if(load_apng(fin, &apng) != 0) {
g_logger.traceError(stdext::format("unable to load png file %s", file));
return;
}
if(apng.bpp != 4) {
g_logger.error("the cursor png must have 4 channels");
free_apng(&apng);
return;
}
if(apng.width != 32|| apng.height != 32) {
g_logger.error("the cursor png must have 32x32 dimension");
free_apng(&apng);
return;
}
if(m_cursor != None)
restoreMouseCursor();
int width = apng.width;
int height = apng.height;
int numbits = width * height;
int numbytes = (width * height)/8;
XColor bg, fg;
bg.red = 255 << 8;
bg.green = 255 << 8;
bg.blue = 255 << 8;
fg.red = 0;
fg.green = 0;
fg.blue = 0;
std::vector<uchar> mapBits(numbytes, 0);
std::vector<uchar> maskBits(numbytes, 0);
for(int i=0;i<numbits;++i) {
uint32 rgba = stdext::readLE32(apng.pdata + i*4);
if(rgba == 0xffffffff) { //white, background
LSB_BIT_SET(maskBits, i);
} else if(rgba == 0xff000000) { //black, foreground
LSB_BIT_SET(mapBits, i);
LSB_BIT_SET(maskBits, i);
} //otherwise 0x00000000 => alpha
}
free_apng(&apng);
Pixmap cp = XCreateBitmapFromData(m_display, m_window, (char*)&mapBits[0], width, height);
Pixmap mp = XCreateBitmapFromData(m_display, m_window, (char*)&maskBits[0], width, height);
m_cursor = XCreatePixmapCursor(m_display, cp, mp, &fg, &bg, hotSpot.x, hotSpot.y);
XDefineCursor(m_display, m_window, m_cursor);
XFreePixmap(m_display, cp);
XFreePixmap(m_display, mp);
}
void QWaylandWindow::handleMouseEnter(QWaylandInputDevice *inputDevice)
{
if (!mWindowDecoration) {
QWindowSystemInterface::handleEnterEvent(window());
}
restoreMouseCursor(inputDevice);
}
void X11Window::setMouseCursor(int cursorId)
{
if(cursorId >= (int)m_cursors.size() || cursorId < 0)
return;
if(m_cursor != None)
restoreMouseCursor();
m_cursor = m_cursors[cursorId];
XDefineCursor(m_display, m_window, m_cursor);
}
void QWaylandWindow::handleMouseLeave(QWaylandInputDevice *inputDevice)
{
if (mWindowDecoration) {
if (mMouseEventsInContentArea) {
QWindowSystemInterface::handleLeaveEvent(window());
}
} else {
QWindowSystemInterface::handleLeaveEvent(window());
}
restoreMouseCursor(inputDevice);
}
void X11Window::hideMouse()
{
if(m_cursor != None)
restoreMouseCursor();
char bm[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
Pixmap pix = XCreateBitmapFromData(m_display, m_window, bm, 8, 8);
XColor black;
memset(&black, 0, sizeof(black));
black.flags = DoRed | DoGreen | DoBlue;
m_cursor = XCreatePixmapCursor(m_display, pix, pix, &black, &black, 0, 0);
XFreePixmap(m_display, pix);
XDefineCursor(m_display, m_window, m_cursor);
}
void QWaylandWindow::handleMouseEventWithDecoration(QWaylandInputDevice *inputDevice, const QWaylandPointerEvent &e)
{
if (mMousePressedInContentArea == Qt::NoButton &&
mWindowDecoration->handleMouse(inputDevice, e.local, e.global, e.buttons, e.modifiers)) {
if (mMouseEventsInContentArea)
QWindowSystemInterface::handleLeaveEvent(window());
return;
}
QMargins marg = frameMargins();
QRect windowRect(0 + marg.left(),
0 + marg.top(),
geometry().size().width() - marg.right(),
geometry().size().height() - marg.bottom());
if (windowRect.contains(e.local.toPoint()) || mMousePressedInContentArea != Qt::NoButton) {
QPointF localTranslated = e.local;
QPointF globalTranslated = e.global;
localTranslated.setX(localTranslated.x() - marg.left());
localTranslated.setY(localTranslated.y() - marg.top());
globalTranslated.setX(globalTranslated.x() - marg.left());
globalTranslated.setY(globalTranslated.y() - marg.top());
if (!mMouseEventsInContentArea) {
restoreMouseCursor(inputDevice);
QWindowSystemInterface::handleEnterEvent(window());
}
switch (e.type) {
case QWaylandPointerEvent::Enter:
QWindowSystemInterface::handleEnterEvent(window(), localTranslated, globalTranslated);
break;
case QWaylandPointerEvent::Motion:
QWindowSystemInterface::handleMouseEvent(window(), e.timestamp, localTranslated, globalTranslated, e.buttons, e.modifiers);
break;
case QWaylandPointerEvent::Wheel:
QWindowSystemInterface::handleWheelEvent(window(), e.timestamp, localTranslated, globalTranslated, e.pixelDelta, e.angleDelta);
break;
}
mMouseEventsInContentArea = true;
mMousePressedInContentArea = e.buttons;
} else {
if (mMouseEventsInContentArea) {
QWindowSystemInterface::handleLeaveEvent(window());
mMouseEventsInContentArea = false;
}
}
}
void QWaylandWindow::handleMouse(QWaylandInputDevice *inputDevice, const QWaylandPointerEvent &e)
{
if (mWindowDecoration) {
handleMouseEventWithDecoration(inputDevice, e);
} else {
switch (e.type) {
case QWaylandPointerEvent::Enter:
QWindowSystemInterface::handleEnterEvent(window(), e.local, e.global);
break;
case QWaylandPointerEvent::Motion:
QWindowSystemInterface::handleMouseEvent(window(), e.timestamp, e.local, e.global, e.buttons, e.modifiers);
break;
}
}
if (e.type == QWaylandPointerEvent::Enter)
restoreMouseCursor(inputDevice);
}
void X11Window::showMouse()
{
restoreMouseCursor();
}
