/// Xembeds a X window
void xembed(xcb_window_t client) {
client_win = client;
uint32_t values[4];
uint32_t mask;
xcb_void_cookie_t cookie;
xcb_generic_error_t *error;
// order of the following operations is important here!
// move window below other windows
values[0] = XCB_STACK_MODE_BELOW;
mask = XCB_CONFIG_WINDOW_STACK_MODE;
cookie = xcb_configure_window_checked(con, client_win, mask, values);
error = xcb_request_check(con, cookie);
if(error) {
std::cerr << "Could not change client attributes." << std::endl;
exit(1);
}
// reparent client
cookie = xcb_reparent_window_checked(con, client_win, win, 0, 0);
error = xcb_request_check(con, cookie);
if(error) {
std::cerr << "Could not reparent client." << std::endl;
exit(1);
}
// move and resize client window
values[0] = 0;
values[1] = 0;
values[2] = width;
values[3] = height;
mask = XCB_CONFIG_WINDOW_X |XCB_CONFIG_WINDOW_Y |
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
cookie = xcb_configure_window_checked(con, client_win, mask, values);
error = xcb_request_check(con, cookie);
if(error) {
std::cerr << "Could not resize client." << std::endl;
exit(1);
}
// make client overwrite-redirected
values[0] = true;
mask = XCB_CW_OVERRIDE_REDIRECT;
cookie = xcb_change_window_attributes(con, client_win, mask, values);
error = xcb_request_check(con, cookie);
if(error) {
std::cerr << "Could not change client attributes." << std::endl;
exit(1);
}
}
ExcCode screen_window_resize(xcb_window_t window, int width, int height) {
xcb_window_t client_window;
find_toplevel_window(window, &client_window);
get_client_window(client_window, &client_window);
TRY(screen_window_unmaximize(client_window));
int coord, prev_width, prev_height;
TRY(screen_window_get_geometry(window, &coord, &coord,
&prev_width, &prev_height));
int prev_client_window_width, prev_client_window_height;
TRY(window_get_real_geometry(client_window, &coord, &coord,
&prev_client_window_width, &prev_client_window_height));
uint32_t values[2] = {
width - (prev_width - prev_client_window_width),
height - (prev_height - prev_client_window_height)
};
xcb_void_cookie_t cookie = xcb_configure_window_checked(display,
client_window, XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT,
values);
if (xcb_request_check(display, cookie) != NULL)
PANIC(ERR_X_REQUEST, "screen_window_resize (xcb_request_check)");
if (xcb_flush(display) <= 0)
PANIC(ERR_X_REQUEST, "screen_window_resize (xcb_flush)");
return 0;
}
static void
set_geometry(xcb_window_t window, const struct wlc_geometry *g)
{
assert(g);
const uint32_t mask = XCB_CONFIG_WINDOW_X | XCB_CONFIG_WINDOW_Y | XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
const uint32_t values[] = { g->origin.x, g->origin.y, g->size.w, g->size.h };
wlc_dlog(WLC_DBG_XWM, "-> Configure x11 window (%u) %ux%u+%d,%d", window, g->size.w, g->size.h, g->origin.x, g->origin.y);
XCB_CALL(xcb_configure_window_checked(x11.connection, window, mask, (uint32_t*)&values));
xcb_flush(x11.connection);
}
/** Should be called when a configure notify event is received.
*/
void resize(uint16_t w, uint16_t h) {
width = w;
height = h;
// resize client window, if any.
if(client_win) {
// moving the client back to (0, 0) is required when maximizing
uint32_t values[4] = { 0, 0, width, height };
uint32_t mask = XCB_CONFIG_WINDOW_X |XCB_CONFIG_WINDOW_Y |
XCB_CONFIG_WINDOW_WIDTH | XCB_CONFIG_WINDOW_HEIGHT;
xcb_void_cookie_t cookie =
xcb_configure_window_checked(con, client_win, mask, values);
xcb_generic_error_t *error = xcb_request_check(con, cookie);
if(error)
{
std::cerr << "Could not resize client." << std::endl;
exit(1);
}
}
}
void client_unmanage(Client *c, bool destroyed) {
Monitor *m = c->mon;
/* The server grab construct avoids race conditions. */
client_detach(c);
client_detach_stack(c);
printf("unmanage %i, %i\n", destroyed, c->win);
if(!destroyed) {
uint32_t values[] = { c->oldbw };
xcb_grab_server(conn);
xcb_configure_window_checked(conn, c->win,
XCB_CONFIG_WINDOW_BORDER_WIDTH, values);
xcb_ungrab_button_checked(conn, XCB_BUTTON_INDEX_ANY, c->win,
XCB_GRAB_ANY);
client_set_state(c, XCB_ICCCM_WM_STATE_WITHDRAWN);
xcb_flush(conn);
xcb_ungrab_server(conn);
}
free(c);
client_focus(NULL);
arrange(m);
}
