/** The configure event handler.
* \param ev The event.
*/
static void
event_handle_configurerequest(xcb_configure_request_event_t *ev)
{
client_t *c;
if((c = client_getbywin(ev->window)))
{
area_t geometry = c->geometry;
uint16_t bw = c->border_width;
uint16_t tb_left = c->titlebar[CLIENT_TITLEBAR_LEFT].size;
uint16_t tb_right = c->titlebar[CLIENT_TITLEBAR_RIGHT].size;
uint16_t tb_top = c->titlebar[CLIENT_TITLEBAR_TOP].size;
uint16_t tb_bottom = c->titlebar[CLIENT_TITLEBAR_BOTTOM].size;
uint16_t deco_left = bw + tb_left;
uint16_t deco_right = bw + tb_right;
uint16_t deco_top = bw + tb_top;
uint16_t deco_bottom = bw + tb_bottom;
int16_t diff_w = 0, diff_h = 0, diff_border = 0;
lua_State *L = globalconf_get_lua_State();
if(ev->value_mask & XCB_CONFIG_WINDOW_X)
{
int16_t diff = 0;
geometry.x = ev->x;
xwindow_translate_for_gravity(c->size_hints.win_gravity, deco_left, 0, deco_right, 0, &diff, NULL);
geometry.x += diff;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_Y)
{
int16_t diff = 0;
geometry.y = ev->y;
xwindow_translate_for_gravity(c->size_hints.win_gravity, 0, deco_top, 0, deco_bottom, NULL, &diff);
geometry.y += diff;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_WIDTH)
{
uint16_t old_w = geometry.width;
geometry.width = ev->width;
/* The ConfigureRequest specifies the size of the client window, we want the frame */
geometry.width += tb_left + tb_right;
diff_w = geometry.width - old_w;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
{
uint16_t old_h = geometry.height;
geometry.height = ev->height;
/* The ConfigureRequest specifies the size of the client window, we want the frame */
geometry.height += tb_top + tb_bottom;
diff_h = geometry.height - old_h;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH)
{
diff_border = ev->border_width - bw;
diff_h += diff_border;
diff_w += diff_border;
luaA_object_push(L, c);
window_set_border_width(L, -1, ev->border_width);
lua_pop(L, 1);
}
/* If the client resizes without moving itself, apply window gravity */
if(c->size_hints.flags & XCB_ICCCM_SIZE_HINT_P_WIN_GRAVITY)
{
int16_t diff_x = 0, diff_y = 0;
xwindow_translate_for_gravity(c->size_hints.win_gravity, diff_border, diff_border, diff_w, diff_h, &diff_x, &diff_y);
if(!(ev->value_mask & XCB_CONFIG_WINDOW_X))
geometry.x += diff_x;
if(!(ev->value_mask & XCB_CONFIG_WINDOW_Y))
geometry.y += diff_y;
}
c->got_configure_request = true;
/* Request the changes to be applied */
luaA_object_push(L, c);
lua_pushstring(L, "ewmh"); /* context */
lua_newtable(L); /* props */
/* area, it needs to be directly in the `hints` table to comply with
the "protocol"
*/
lua_pushstring(L, "x");
lua_pushinteger(L, geometry.x);
lua_rawset(L, -3);
lua_pushstring(L, "y");
lua_pushinteger(L, geometry.y);
lua_rawset(L, -3);
lua_pushstring(L, "width");
lua_pushinteger(L, geometry.width);
lua_rawset(L, -3);
lua_pushstring(L, "height");
lua_pushinteger(L, geometry.height);
lua_rawset(L, -3);
luaA_object_emit_signal(L, -3, "request::geometry", 2);
lua_pop(L, 1);
}
else if (xembed_getbywin(&globalconf.embedded, ev->window))
{
/* Ignore this so that systray icons cannot resize themselves.
* We decide their size!
* However, Xembed says that we act like a WM to the embedded window and
* thus we have to send a synthetic configure notify informing the
* window that its configure request was denied.
*/
xcb_get_geometry_cookie_t geom_cookie =
xcb_get_geometry_unchecked(globalconf.connection, ev->window);
xcb_translate_coordinates_cookie_t coords_cookie =
xcb_translate_coordinates_unchecked(globalconf.connection,
ev->window, globalconf.screen->root, 0, 0);
xcb_get_geometry_reply_t *geom =
xcb_get_geometry_reply(globalconf.connection, geom_cookie, NULL);
xcb_translate_coordinates_reply_t *coords =
xcb_translate_coordinates_reply(globalconf.connection, coords_cookie, NULL);
if (geom && coords)
{
xwindow_configure(ev->window,
(area_t) { .x = coords->dst_x,
.y = coords->dst_y,
.width = geom->width,
.height = geom->height },
0);
/** The configure event handler.
* \param ev The event.
*/
static void
event_handle_configurerequest(xcb_configure_request_event_t *ev)
{
client_t *c;
if((c = client_getbywin(ev->window)))
{
area_t geometry = c->geometry;
uint16_t bw = c->border_width;
uint16_t tb_left = c->titlebar[CLIENT_TITLEBAR_LEFT].size;
uint16_t tb_right = c->titlebar[CLIENT_TITLEBAR_RIGHT].size;
uint16_t tb_top = c->titlebar[CLIENT_TITLEBAR_TOP].size;
uint16_t tb_bottom = c->titlebar[CLIENT_TITLEBAR_BOTTOM].size;
uint16_t deco_left = bw + tb_left;
uint16_t deco_right = bw + tb_right;
uint16_t deco_top = bw + tb_top;
uint16_t deco_bottom = bw + tb_bottom;
int16_t diff_w = 0, diff_h = 0, diff_border = 0;
if(ev->value_mask & XCB_CONFIG_WINDOW_X)
{
int16_t diff = 0;
geometry.x = ev->x;
xwindow_translate_for_gravity(c->size_hints.win_gravity, deco_left, 0, deco_right, 0, &diff, NULL);
geometry.x += diff;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_Y)
{
int16_t diff = 0;
geometry.y = ev->y;
xwindow_translate_for_gravity(c->size_hints.win_gravity, 0, deco_top, 0, deco_bottom, NULL, &diff);
geometry.y += diff;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_WIDTH)
{
uint16_t old_w = geometry.width;
geometry.width = ev->width;
/* The ConfigureRequest specifies the size of the client window, we want the frame */
geometry.width += tb_left + tb_right;
diff_w = geometry.width - old_w;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_HEIGHT)
{
uint16_t old_h = geometry.height;
geometry.height = ev->height;
/* The ConfigureRequest specifies the size of the client window, we want the frame */
geometry.height += tb_top + tb_bottom;
diff_h = geometry.height - old_h;
}
if(ev->value_mask & XCB_CONFIG_WINDOW_BORDER_WIDTH)
{
lua_State *L = globalconf_get_lua_State();
diff_border = ev->border_width - bw;
diff_h += diff_border;
diff_w += diff_border;
luaA_object_push(L, c);
window_set_border_width(L, -1, ev->border_width);
lua_pop(L, 1);
}
/* If the client resizes without moving itself, apply window gravity */
if(c->size_hints.flags & XCB_ICCCM_SIZE_HINT_P_WIN_GRAVITY)
{
int16_t diff_x = 0, diff_y = 0;
xwindow_translate_for_gravity(c->size_hints.win_gravity, diff_border, diff_border, diff_w, diff_h, &diff_x, &diff_y);
if(!(ev->value_mask & XCB_CONFIG_WINDOW_X))
geometry.x += diff_x;
if(!(ev->value_mask & XCB_CONFIG_WINDOW_Y))
geometry.y += diff_y;
}
if(!client_resize(c, geometry, false))
/* ICCCM 4.1.5 / 4.2.3, if nothing was changed, send an event saying so */
client_send_configure(c);
}
else if (xembed_getbywin(&globalconf.embedded, ev->window))
{
/* Ignore this so that systray icons cannot resize themselves.
* We decide their size!
*/
}
else
event_handle_configurerequest_configure_window(ev);
}