/// Gets the number of windows in a tabpage
///
/// @param tabpage The tabpage
/// @param[out] err Details of an error that may have occurred
/// @return The number of windows in `tabpage`
ArrayOf(Window) tabpage_get_windows(Tabpage tabpage, Error *err)
{
Array rv = ARRAY_DICT_INIT;
tabpage_T *tab = find_tab_by_handle(tabpage, err);
if (!tab) {
return rv;
}
tabpage_T *tp;
win_T *wp;
FOR_ALL_TAB_WINDOWS(tp, wp) {
if (tp != tab) {
break;
}
rv.size++;
}
rv.items = xmalloc(sizeof(Object) * rv.size);
size_t i = 0;
FOR_ALL_TAB_WINDOWS(tp, wp) {
if (tp != tab) {
break;
}
rv.items[i++] = WINDOW_OBJ(wp->handle);
}
return rv;
}
/// Sets a tabpage variable. Passing 'nil' as value deletes the variable.
///
/// @param tabpage handle
/// @param name The variable name
/// @param value The variable value
/// @param[out] err Details of an error that may have occurred
/// @return The tab page handle
Object tabpage_set_var(Tabpage tabpage, String name, Object value, Error *err)
{
tabpage_T *tab = find_tab_by_handle(tabpage, err);
if (!tab) {
return (Object) OBJECT_INIT;
}
return dict_set_value(tab->tp_vars, name, value, err);
}
/// Sets the current tab page
///
/// @param handle The tab page handle
/// @param[out] err Details of an error that may have occurred
void vim_set_current_tabpage(Tabpage tabpage, Error *err)
{
tabpage_T *tp = find_tab_by_handle(tabpage, err);
if (!tp) {
return;
}
try_start();
goto_tabpage_tp(tp, true, true);
try_end(err);
}
/// Gets the current window in a tab page
///
/// @param tabpage The tab page handle
/// @param[out] err Details of an error that may have occurred
/// @return The Window handle
Window tabpage_get_window(Tabpage tabpage, Error *err)
{
Window rv = 0;
tabpage_T *tab = find_tab_by_handle(tabpage, err);
if (!tab) {
return rv;
}
if (tab == curtab) {
return vim_get_current_window();
} else {
tabpage_T *tp;
win_T *wp;
FOR_ALL_TAB_WINDOWS(tp, wp) {
if (tp == tab && wp == tab->tp_curwin) {
return wp->handle;
}
}
// There should always be a current window for a tabpage
abort();
}
}
/// Checks if a tab page is valid
///
/// @param tabpage The tab page handle
/// @return true if the tab page is valid, false otherwise
Boolean tabpage_is_valid(Tabpage tabpage)
{
Error stub = ERROR_INIT;
return find_tab_by_handle(tabpage, &stub) != NULL;
}