Files
86Box-fork/src/qt/wl_mouse.cpp
Cacodemon345 fc9d73b541 Wayland mouse support
Fix moving items with mouse when captured on macOS
2021-12-02 16:26:33 +06:00

89 lines
3.0 KiB
C++

#include "wl_mouse.hpp"
#include <QGuiApplication>
#include <wayland-client-core.h>
#include <wayland-client-protocol.h>
#include <wayland-relative-pointer-unstable-v1-client-protocol.h>
#include <wayland-pointer-constraints-unstable-v1-client-protocol.h>
#include <qpa/qplatformnativeinterface.h>
#include <QWindow>
#include <QGuiApplication>
static zwp_relative_pointer_manager_v1* rel_manager = nullptr;
static zwp_relative_pointer_v1* rel_pointer = nullptr;
static zwp_pointer_constraints_v1* conf_pointer_interface = nullptr;
static zwp_locked_pointer_v1* conf_pointer = nullptr;
static int rel_mouse_x = 0, rel_mouse_y = 0;
void rel_mouse_event(void* data, zwp_relative_pointer_v1* zwp_relative_pointer_v1, uint32_t tstmp, uint32_t tstmpl, wl_fixed_t dx, wl_fixed_t dy, wl_fixed_t dx_real, wl_fixed_t dy_real)
{
rel_mouse_x += wl_fixed_to_int(dx_real);
rel_mouse_y += wl_fixed_to_int(dy_real);
}
extern "C"
{
extern int mouse_x, mouse_y;
}
void wl_mouse_poll()
{
mouse_x = rel_mouse_x;
mouse_y = rel_mouse_y;
rel_mouse_x = 0;
rel_mouse_y = 0;
}
static struct zwp_relative_pointer_v1_listener rel_listener =
{
rel_mouse_event
};
static void
display_handle_global(void *data, struct wl_registry *registry, uint32_t id,
const char *interface, uint32_t version)
{
if (!strcmp(interface, "zwp_relative_pointer_manager_v1"))
{
rel_manager = (zwp_relative_pointer_manager_v1*)wl_registry_bind(registry, id, &zwp_relative_pointer_manager_v1_interface, version);
}
if (!strcmp(interface, "zwp_pointer_constraints_v1"))
{
conf_pointer_interface = (zwp_pointer_constraints_v1*)wl_registry_bind(registry, id, &zwp_pointer_constraints_v1_interface, version);
}
}
static const struct wl_registry_listener registry_listener = {
display_handle_global,
nullptr
};
void wl_init()
{
wl_display* display = (wl_display*)QGuiApplication::platformNativeInterface()->nativeResourceForIntegration("wl_display");
if (display)
{
auto registry = wl_display_get_registry(display);
if (registry)
{
wl_registry_add_listener(registry, &registry_listener, nullptr);
wl_display_roundtrip(display);
}
}
}
void wl_mouse_capture(QWindow *window)
{
rel_pointer = zwp_relative_pointer_manager_v1_get_relative_pointer(rel_manager, (wl_pointer*)QGuiApplication::platformNativeInterface()->nativeResourceForIntegration("wl_pointer"));
zwp_relative_pointer_v1_add_listener(rel_pointer, &rel_listener, nullptr);
conf_pointer = zwp_pointer_constraints_v1_lock_pointer(conf_pointer_interface, (wl_surface*)QGuiApplication::platformNativeInterface()->nativeResourceForWindow("surface", window), (wl_pointer*)QGuiApplication::platformNativeInterface()->nativeResourceForIntegration("wl_pointer"), nullptr, ZWP_POINTER_CONSTRAINTS_V1_LIFETIME_PERSISTENT);
}
void wl_mouse_uncapture()
{
zwp_locked_pointer_v1_destroy(conf_pointer);
zwp_relative_pointer_v1_destroy(rel_pointer);
rel_pointer = nullptr;
conf_pointer = nullptr;
}