static int
property_handle_net_wm_opacity(uint8_t state,
xcb_window_t window)
{
drawin_t *drawin = drawin_getbywin(window);
if(drawin)
{
luaA_object_push(globalconf.L, drawin);
window_set_opacity(globalconf.L, -1, xwindow_get_opacity(drawin->window));
lua_pop(globalconf.L, -1);
}
else
{
client_t *c = client_getbywin(window);
if(c)
{
luaA_object_push(globalconf.L, c);
window_set_opacity(globalconf.L, -1, xwindow_get_opacity(c->window));
lua_pop(globalconf.L, 1);
}
}
return 0;
}
/** The expose event handler.
* \param ev The event.
*/
static void
event_handle_expose(xcb_expose_event_t *ev)
{
drawin_t *drawin;
client_t *client;
if((drawin = drawin_getbywin(ev->window)))
drawin_refresh_pixmap_partial(drawin,
ev->x, ev->y,
ev->width, ev->height);
if ((client = client_getbyframewin(ev->window)))
client_refresh_partial(client, ev->x, ev->y, ev->width, ev->height);
}
/** The enter notify event handler.
* \param ev The event.
*/
static void
event_handle_enternotify(xcb_enter_notify_event_t *ev)
{
lua_State *L = globalconf_get_lua_State();
client_t *c;
drawin_t *drawin;
globalconf.timestamp = ev->time;
if(ev->mode != XCB_NOTIFY_MODE_NORMAL)
return;
if((drawin = drawin_getbywin(ev->event)))
{
luaA_object_push(L, drawin);
luaA_object_push_item(L, -1, drawin->drawable);
event_drawable_under_mouse(L, -1);
lua_pop(L, 2);
}
if((c = client_getbyframewin(ev->event)))
{
luaA_object_push(L, c);
/* Ignore enter with detail inferior: The pointer was previously inside
* of a child window, so technically this isn't a 'real' enter.
*/
if (ev->detail != XCB_NOTIFY_DETAIL_INFERIOR)
luaA_object_emit_signal(L, -1, "mouse::enter", 0);
drawable_t *d = client_get_drawable(c, ev->event_x, ev->event_y);
if (d)
{
luaA_object_push_item(L, -1, d);
event_drawable_under_mouse(L, -1);
lua_pop(L, 1);
}
lua_pop(L, 1);
}
else if (ev->event == globalconf.screen->root) {
/* When there are multiple X screens with awesome running separate
* instances, reset focus.
*/
globalconf.focus.need_update = true;
}
}
/** The motion notify event handler.
* \param ev The event.
*/
static void
event_handle_motionnotify(xcb_motion_notify_event_t *ev)
{
lua_State *L = globalconf_get_lua_State();
drawin_t *w;
client_t *c;
globalconf.timestamp = ev->time;
if(event_handle_mousegrabber(ev->root_x, ev->root_y, ev->state))
return;
if((c = client_getbyframewin(ev->event)))
{
luaA_object_push(L, c);
lua_pushinteger(L, ev->event_x);
lua_pushinteger(L, ev->event_y);
luaA_object_emit_signal(L, -3, "mouse::move", 2);
/* now check if a titlebar was "hit" */
int x = ev->event_x, y = ev->event_y;
drawable_t *d = client_get_drawable_offset(c, &x, &y);
if (d)
{
luaA_object_push_item(L, -1, d);
event_drawable_under_mouse(L, -1);
lua_pushinteger(L, x);
lua_pushinteger(L, y);
luaA_object_emit_signal(L, -3, "mouse::move", 2);
lua_pop(L, 1);
}
lua_pop(L, 1);
}
if((w = drawin_getbywin(ev->event)))
{
luaA_object_push(L, w);
luaA_object_push_item(L, -1, w->drawable);
event_drawable_under_mouse(L, -1);
lua_pushinteger(L, ev->event_x);
lua_pushinteger(L, ev->event_y);
luaA_object_emit_signal(L, -3, "mouse::move", 2);
lua_pop(L, 2);
}
}
/** Get the client which is under the pointer.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lreturn A client or nil.
*/
static int
luaA_mouse_object_under_pointer(lua_State *L)
{
int16_t mouse_x, mouse_y;
xcb_window_t child;
if(!mouse_query_pointer_root(&mouse_x, &mouse_y, &child, NULL))
return 0;
drawin_t *drawin;
client_t *client;
if((drawin = drawin_getbywin(child)))
return luaA_object_push(L, drawin);
if((client = client_getbyframewin(child)))
return luaA_object_push(globalconf.L, client);
return 0;
}
/** The property notify event handler handling xproperties.
* \param ev The event.
*/
static void
property_handle_propertynotify_xproperty(xcb_property_notify_event_t *ev)
{
xproperty_t *prop;
xproperty_t lookup = { .atom = ev->atom };
buffer_t buf;
void *obj;
prop = xproperty_array_lookup(&globalconf.xproperties, &lookup);
if(!prop)
/* Property is not registered */
return;
if (ev->window != globalconf.screen->root)
{
obj = client_getbywin(ev->window);
if(!obj)
obj = drawin_getbywin(ev->window);
if(!obj)
return;
} else
obj = NULL;
/* Get us the name of the property */
buffer_inita(&buf, a_strlen(prop->name) + a_strlen("xproperty::") + 1);
buffer_addf(&buf, "xproperty::%s", prop->name);
/* And emit the right signal */
if (obj)
{
luaA_object_push(globalconf.L, obj);
luaA_object_emit_signal(globalconf.L, -1, buf.s, 0);
lua_pop(globalconf.L, 1);
} else
signal_object_emit(globalconf.L, &global_signals, buf.s, 0);
buffer_wipe(&buf);
}
/** The property notify event handler.
* \param ev The event.
*/
void
property_handle_propertynotify(xcb_property_notify_event_t *ev)
{
int (*handler)(uint8_t state,
xcb_window_t window) = NULL;
globalconf.timestamp = ev->time;
property_handle_propertynotify_xproperty(ev);
/* Find the correct event handler */
#define HANDLE(atom_, cb) \
if (ev->atom == atom_) \
{ \
handler = cb; \
} else
#define END return
/* Xembed stuff */
HANDLE(_XEMBED_INFO, property_handle_xembed_info)
/* ICCCM stuff */
HANDLE(XCB_ATOM_WM_TRANSIENT_FOR, property_handle_wm_transient_for)
HANDLE(WM_CLIENT_LEADER, property_handle_wm_client_leader)
HANDLE(XCB_ATOM_WM_NORMAL_HINTS, property_handle_wm_normal_hints)
HANDLE(XCB_ATOM_WM_HINTS, property_handle_wm_hints)
HANDLE(XCB_ATOM_WM_NAME, property_handle_wm_name)
HANDLE(XCB_ATOM_WM_ICON_NAME, property_handle_wm_icon_name)
HANDLE(XCB_ATOM_WM_CLASS, property_handle_wm_class)
HANDLE(WM_PROTOCOLS, property_handle_wm_protocols)
HANDLE(XCB_ATOM_WM_CLIENT_MACHINE, property_handle_wm_client_machine)
HANDLE(WM_WINDOW_ROLE, property_handle_wm_window_role)
/* EWMH stuff */
HANDLE(_NET_WM_NAME, property_handle_net_wm_name)
HANDLE(_NET_WM_ICON_NAME, property_handle_net_wm_icon_name)
HANDLE(_NET_WM_STRUT_PARTIAL, property_handle_net_wm_strut_partial)
HANDLE(_NET_WM_ICON, property_handle_net_wm_icon)
HANDLE(_NET_WM_PID, property_handle_net_wm_pid)
HANDLE(_NET_WM_WINDOW_OPACITY, property_handle_net_wm_opacity)
/* background change */
HANDLE(_XROOTPMAP_ID, property_handle_xrootpmap_id)
/* If nothing was found, return */
END;
#undef HANDLE
#undef END
(*handler)(ev->state, ev->window);
}
/** The button press event handler.
* \param ev The event.
*/
static void
event_handle_button(xcb_button_press_event_t *ev)
{
lua_State *L = globalconf_get_lua_State();
client_t *c;
drawin_t *drawin;
globalconf.timestamp = ev->time;
{
/* ev->state contains the state before the event. Compute the state
* after the event for the mousegrabber.
*/
uint16_t state = ev->state, change = 1 << (ev->detail - 1 + 8);
if (XCB_EVENT_RESPONSE_TYPE(ev) == XCB_BUTTON_PRESS)
state |= change;
else
state &= ~change;
if(event_handle_mousegrabber(ev->root_x, ev->root_y, state))
return;
}
/* ev->state is
* button status (8 bits) + modifiers status (8 bits)
* we don't care for button status that we get, especially on release, so
* drop them */
ev->state &= 0x00ff;
if((drawin = drawin_getbywin(ev->event))
|| (drawin = drawin_getbywin(ev->child)))
{
/* If the drawin is child, then x,y are
* relative to root window */
if(drawin->window == ev->child)
{
ev->event_x -= drawin->geometry.x + drawin->border_width;
ev->event_y -= drawin->geometry.y + drawin->border_width;
}
/* Push the drawable */
luaA_object_push(L, drawin);
luaA_object_push_item(L, -1, drawin->drawable);
/* and handle the button raw button event */
event_emit_button(L, ev);
lua_pop(L, 1);
/* check if any button object matches */
event_button_callback(ev, &drawin->buttons, L, -1, 1, NULL);
/* Either we are receiving this due to ButtonPress/Release on the root
* window or because we grabbed the button on the window. In the later
* case we have to call AllowEvents.
* Use AsyncPointer instead of ReplayPointer so that the event is
* "eaten" instead of being handled again on the root window.
*/
if(ev->child == XCB_NONE)
xcb_allow_events(globalconf.connection,
XCB_ALLOW_ASYNC_POINTER,
ev->time);
}
else if((c = client_getbyframewin(ev->event)) || (c = client_getbywin(ev->event)))
{
/* For clicks inside of c->window, we get two events. Once because of a
* passive grab on c->window and then again for c->frame_window.
* Ignore the second event (identifiable by ev->child != XCB_NONE).
*/
if (ev->event != c->frame_window || ev->child == XCB_NONE)
{
luaA_object_push(L, c);
if (c->window == ev->event)
{
/* Button event into the client itself (not titlebar), translate
* into the frame window.
*/
ev->event_x += c->titlebar[CLIENT_TITLEBAR_LEFT].size;
ev->event_y += c->titlebar[CLIENT_TITLEBAR_TOP].size;
}
/* And handle the button raw button event */
event_emit_button(L, ev);
/* then check if a titlebar was "hit" */
if (c->frame_window == ev->event)
{
int x = ev->event_x, y = ev->event_y;
drawable_t *d = client_get_drawable_offset(c, &x, &y);
if (d)
{
/* Copy the event so that we can fake x/y */
xcb_button_press_event_t event = *ev;
event.event_x = x;
event.event_y = y;
luaA_object_push_item(L, -1, d);
event_emit_button(L, &event);
lua_pop(L, 1);
}
}
/* then check if any button objects match */
event_button_callback(ev, &c->buttons, L, -1, 1, NULL);
}
xcb_allow_events(globalconf.connection,
XCB_ALLOW_REPLAY_POINTER,
ev->time);
}
else if(ev->child == XCB_NONE)
if(globalconf.screen->root == ev->event)
{
event_button_callback(ev, &globalconf.buttons, L, 0, 0, NULL);
return;
}
}
