diff options
Diffstat (limited to 'scripts/kconfig')
| -rw-r--r-- | scripts/kconfig/nconf.gui.c | 29 |
1 files changed, 23 insertions, 6 deletions
diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c index d64bc1c24c2..4b9d8b66087 100644 --- a/scripts/kconfig/nconf.gui.c +++ b/scripts/kconfig/nconf.gui.c @@ -367,6 +367,7 @@ int dialog_inputbox(WINDOW *main_window, int i, x, y; int res = -1; int cursor_position = strlen(init); + int cursor_form_win; char *result = *resultp; if (strlen(init)+1 > *result_len) { @@ -410,7 +411,9 @@ int dialog_inputbox(WINDOW *main_window, fill_window(prompt_win, prompt); mvwprintw(form_win, 0, 0, "%*s", prompt_width, " "); - mvwprintw(form_win, 0, 0, "%s", result); + cursor_form_win = min(cursor_position, prompt_width-1); + mvwprintw(form_win, 0, 0, "%s", + result + cursor_position-cursor_form_win); /* create panels */ panel = new_panel(win); @@ -436,6 +439,8 @@ int dialog_inputbox(WINDOW *main_window, &result[cursor_position], len-cursor_position+1); cursor_position--; + cursor_form_win--; + len--; } break; case KEY_DC: @@ -443,18 +448,22 @@ int dialog_inputbox(WINDOW *main_window, memmove(&result[cursor_position], &result[cursor_position+1], len-cursor_position+1); + len--; } break; case KEY_UP: case KEY_RIGHT: - if (cursor_position < len && - cursor_position < min(*result_len, prompt_width)) + if (cursor_position < len) { cursor_position++; + cursor_form_win++; + } break; case KEY_DOWN: case KEY_LEFT: - if (cursor_position > 0) + if (cursor_position > 0) { cursor_position--; + cursor_form_win--; + } break; default: if ((isgraph(res) || isspace(res))) { @@ -470,16 +479,24 @@ int dialog_inputbox(WINDOW *main_window, len-cursor_position+1); result[cursor_position] = res; cursor_position++; + cursor_form_win++; + len++; } else { mvprintw(0, 0, "unknown key: %d\n", res); } break; } + if (cursor_form_win < 0) + cursor_form_win = 0; + else if (cursor_form_win > prompt_width-1) + cursor_form_win = prompt_width-1; + wmove(form_win, 0, 0); wclrtoeol(form_win); mvwprintw(form_win, 0, 0, "%*s", prompt_width, " "); - mvwprintw(form_win, 0, 0, "%s", result); - wmove(form_win, 0, cursor_position); + mvwprintw(form_win, 0, 0, "%s", + result + cursor_position-cursor_form_win); + wmove(form_win, 0, cursor_form_win); touchwin(win); refresh_all_windows(main_window); |