void event_loop(const int *quit) { /* TODO: refactor this function event_loop(). */ LOG_FUNC_ENTER; const wchar_t *const prev_input_buf = curr_input_buf; const size_t *const prev_input_buf_pos = curr_input_buf_pos; wchar_t input_buf[128]; size_t input_buf_pos; int last_result = 0; int wait_for_enter = 0; int timeout = cfg.timeout_len; input_buf[0] = L'\0'; input_buf_pos = 0; curr_input_buf = &input_buf[0]; curr_input_buf_pos = &input_buf_pos; while(!*quit) { wint_t c; size_t counter; int got_input; if(!ensure_term_is_ready()) { wait_for_enter = 0; continue; } lwin.user_selection = 1; rwin.user_selection = 1; modes_pre(); /* Waits for timeout then skips if no keypress. Short-circuit if we're not * waiting for the next key after timeout. */ do { modes_periodic(); check_background_jobs(); got_input = get_char_async_loop(status_bar, &c, timeout) != ERR; if(!got_input && input_buf_pos == 0) { timeout = cfg.timeout_len; continue; } break; } while(1); /* Ensure that current working directory is set correctly (some pieces of * code rely on this). */ (void)vifm_chdir(flist_get_dir(curr_view)); if(got_input) { if(wait_for_enter) { wait_for_enter = 0; curr_stats.save_msg = 0; clean_status_bar(); if(c == L'\x0d') { continue; } } if(c == L'\x1a') /* Ctrl-Z */ { def_prog_mode(); endwin(); stop_process(); continue; } if(input_buf_pos < ARRAY_LEN(input_buf) - 2) { input_buf[input_buf_pos++] = c; input_buf[input_buf_pos] = L'\0'; } else { /* Recover from input buffer overflow by resetting its contents. */ reset_input_buf(input_buf, &input_buf_pos); clear_input_bar(); continue; } } counter = get_key_counter(); if(!got_input && last_result == KEYS_WAIT_SHORT) { last_result = execute_keys_timed_out(input_buf); counter = get_key_counter() - counter; assert(counter <= input_buf_pos); if(counter > 0) { memmove(input_buf, input_buf + counter, (wcslen(input_buf) - counter + 1)*sizeof(wchar_t)); } } else { if(got_input) { curr_stats.save_msg = 0; } last_result = execute_keys(input_buf); counter = get_key_counter() - counter; assert(counter <= input_buf_pos); if(counter > 0) { input_buf_pos -= counter; memmove(input_buf, input_buf + counter, (wcslen(input_buf) - counter + 1)*sizeof(wchar_t)); } if(last_result == KEYS_WAIT || last_result == KEYS_WAIT_SHORT) { if(got_input) { modupd_input_bar(input_buf); } if(last_result == KEYS_WAIT_SHORT && wcscmp(input_buf, L"\033") == 0) { timeout = 1; } if(counter > 0) { clear_input_bar(); } if(!curr_stats.save_msg && curr_view->selected_files && !vle_mode_is(CMDLINE_MODE)) { print_selected_msg(); } continue; } } timeout = cfg.timeout_len; process_scheduled_updates(); reset_input_buf(input_buf, &input_buf_pos); clear_input_bar(); if(is_status_bar_multiline()) { wait_for_enter = 1; update_all_windows(); continue; } /* Ensure that current working directory is set correctly (some pieces of * code rely on this). PWD could be changed during command execution, but * it should be correct for modes_post() in case of preview modes. */ (void)vifm_chdir(flist_get_dir(curr_view)); modes_post(); } curr_input_buf = prev_input_buf; curr_input_buf_pos = prev_input_buf_pos; }
void event_loop(const int *quit) { /* TODO: refactor this function event_loop(). */ LOG_FUNC_ENTER; const wchar_t *const prev_input_buf = curr_input_buf; const size_t *const prev_input_buf_pos = curr_input_buf_pos; wchar_t input_buf[128]; size_t input_buf_pos; int last_result = 0; int wait_for_enter = 0; int wait_for_suggestion = 0; int timeout = cfg.timeout_len; input_buf[0] = L'\0'; input_buf_pos = 0; curr_input_buf = &input_buf[0]; curr_input_buf_pos = &input_buf_pos; /* Make sure to set the working directory once in order to have the * desired state even before any events are processed. */ (void)vifm_chdir(flist_get_dir(curr_view)); while(!*quit) { wint_t c; size_t counter; int got_input; lwin.user_selection = 1; rwin.user_selection = 1; modes_pre(); /* Waits for timeout then skips if no key press. Short-circuit if we're not * waiting for the next key after timeout. */ do { const int actual_timeout = wait_for_suggestion ? MIN(timeout, cfg.sug.delay) : timeout; if(!ensure_term_is_ready()) { wait_for_enter = 0; continue; } modes_periodic(); bg_check(); got_input = (get_char_async_loop(status_bar, &c, actual_timeout) != ERR); /* If suggestion delay timed out, reset it and wait the rest of the * timeout. */ if(!got_input && wait_for_suggestion) { wait_for_suggestion = 0; timeout -= actual_timeout; display_suggestion_box(input_buf); continue; } wait_for_suggestion = 0; if(!got_input && (input_buf_pos == 0 || last_result == KEYS_WAIT)) { timeout = cfg.timeout_len; continue; } if(got_input && c == K(KEY_RESIZE)) { modes_redraw(); continue; } break; } while(1); suggestions_are_visible = 0; /* Ensure that current working directory is set correctly (some pieces of * code rely on this, e.g. %c macro in current directory). */ (void)vifm_chdir(flist_get_dir(curr_view)); if(got_input) { if(wait_for_enter) { wait_for_enter = 0; curr_stats.save_msg = 0; ui_sb_clear(); if(c == WC_CR) { continue; } } if(c == WC_C_z) { ui_shutdown(); stop_process(); continue; } if(input_buf_pos < ARRAY_LEN(input_buf) - 2) { input_buf[input_buf_pos++] = c; input_buf[input_buf_pos] = L'\0'; } else { /* Recover from input buffer overflow by resetting its contents. */ reset_input_buf(input_buf, &input_buf_pos); clear_input_bar(); continue; } } counter = vle_keys_counter(); if(!got_input && last_result == KEYS_WAIT_SHORT) { hide_suggestion_box(); last_result = vle_keys_exec_timed_out(input_buf); counter = vle_keys_counter() - counter; assert(counter <= input_buf_pos); if(counter > 0) { memmove(input_buf, input_buf + counter, (wcslen(input_buf) - counter + 1)*sizeof(wchar_t)); } } else { if(got_input) { curr_stats.save_msg = 0; } if(last_result == KEYS_WAIT || last_result == KEYS_WAIT_SHORT) { hide_suggestion_box(); } last_result = vle_keys_exec(input_buf); counter = vle_keys_counter() - counter; assert(counter <= input_buf_pos); if(counter > 0) { input_buf_pos -= counter; memmove(input_buf, input_buf + counter, (wcslen(input_buf) - counter + 1)*sizeof(wchar_t)); } if(last_result == KEYS_WAIT || last_result == KEYS_WAIT_SHORT) { if(should_display_suggestion_box()) { wait_for_suggestion = 1; } if(got_input) { modupd_input_bar(input_buf); } if(last_result == KEYS_WAIT_SHORT && wcscmp(input_buf, L"\033") == 0) { timeout = 1; } if(counter > 0) { clear_input_bar(); } if(!curr_stats.save_msg && curr_view->selected_files && !vle_mode_is(CMDLINE_MODE)) { print_selected_msg(); } continue; } } timeout = cfg.timeout_len; process_scheduled_updates(); reset_input_buf(input_buf, &input_buf_pos); clear_input_bar(); if(ui_sb_multiline()) { wait_for_enter = 1; update_all_windows(); continue; } /* Ensure that current working directory is set correctly (some pieces of * code rely on this). PWD could be changed during command execution, but * it should be correct for modes_post() in case of preview modes. */ (void)vifm_chdir(flist_get_dir(curr_view)); modes_post(); } curr_input_buf = prev_input_buf; curr_input_buf_pos = prev_input_buf_pos; }