PointerLockManagerX11.cpp [plain text]
#include "config.h"
#include "PointerLockManagerX11.h"
#if PLATFORM(X11)
#include "WebPageProxy.h"
#include <X11/Xlib.h>
#if USE(GTK4)
#include <gdk/x11/gdkx.h>
#else
#include <gdk/gdkx.h>
#endif
namespace WebKit {
using namespace WebCore;
PointerLockManagerX11::PointerLockManagerX11(WebPageProxy& webPage, const FloatPoint& position, const FloatPoint& globalPosition, WebMouseEvent::Button button, unsigned short buttons, OptionSet<WebEvent::Modifier> modifiers)
: PointerLockManager(webPage, position, globalPosition, button, buttons, modifiers)
{
}
bool PointerLockManagerX11::lock()
{
if (!PointerLockManager::lock())
return false;
auto* viewWidget = m_webPage.viewWidget();
auto* display = gtk_widget_get_display(viewWidget);
auto* xDisplay = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(viewWidget));
#if USE(GTK4)
GRefPtr<GdkCursor> cursor = adoptGRef(gdk_cursor_new_from_name("none", nullptr));
auto window = GDK_SURFACE_XID(gtk_native_get_surface(gtk_widget_get_native(viewWidget)));
auto xCursor = gdk_x11_display_get_xcursor(display, cursor.get());
#else
GRefPtr<GdkCursor> cursor = adoptGRef(gdk_cursor_new_from_name(display, "none"));
auto window = GDK_WINDOW_XID(gtk_widget_get_window(viewWidget));
auto xCursor = gdk_x11_cursor_get_xcursor(cursor.get());
#endif
int eventMask = PointerMotionMask | ButtonReleaseMask | ButtonPressMask | EnterWindowMask | LeaveWindowMask;
return XGrabPointer(xDisplay, window, true, eventMask, GrabModeAsync, GrabModeAsync, window, xCursor, 0) == GrabSuccess;
}
bool PointerLockManagerX11::unlock()
{
if (m_device)
XUngrabPointer(GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_webPage.viewWidget())), 0);
return PointerLockManager::unlock();
}
void PointerLockManagerX11::didReceiveMotionEvent(const FloatPoint& point)
{
if (point == m_initialPoint)
return;
handleMotion(point - m_initialPoint);
auto* display = GDK_DISPLAY_XDISPLAY(gtk_widget_get_display(m_webPage.viewWidget()));
XWarpPointer(display, None, XRootWindow(display, 0), 0, 0, 0, 0, m_initialPoint.x(), m_initialPoint.y());
}
}
#endif // PLATFORM(WAYLAND)