[PATCH v9 7/9] git-clean: add select by numbers interactive action
- From
Jiang Xin <worldhello.net@gmail.com>
- Date
- May 14, 2013, 08:45 UTC
- Message-ID
- <2bc55597c82db022fc235f2c77561900e3ee6cca.1368518327.git.worldhello.net@gmail.com>
- In-Reply-To
- <cover.1368518327.git.worldhello.net@gmail.com>
Draw a multiple choice menu using `list_and_choose` to select items to be deleted by numbers.
User can input:
* 1,5-7 : select 1,5,6,7 items to be deleted * * : select all items to be deleted * -* : unselect all, nothing will be deleted * : (empty) finish selecting, and return back to main menu
Signed-off-by: Jiang Xin <worldhello.net@gmail.com> --- builtin/clean.c | 39 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 39 insertions(+)
diff --git a/builtin/clean.c b/builtin/clean.c index 80cf1..74fc9 100644 --- a/builtin/clean.c +++ b/builtin/clean.c @@ -715,6 +715,43 @@ static int filter_by_patterns_cmd(void) return 0; } +static int select_by_numbers_cmd(void) +{ + struct menu_opts menu_opts; + struct menu_stuff menu_stuff; + struct string_list_item *items; + int *chosen; + int i, j; + + menu_opts.header = NULL; + menu_opts.prompt = N_("Select items to delete"); + menu_opts.flags = 0; + + menu_stuff.type = MENU_STUFF_TYPE_STRING_LIST; + menu_stuff.stuff = &del_list; + menu_stuff.nr = del_list.nr; + + chosen = list_and_choose(&menu_opts, &menu_stuff); + items = del_list.items; + for(i = 0, j = 0; i < del_list.nr; i++) { + if (i < chosen[j]) { + *(items[i].string) = '\0'; + } else if (i == chosen[j]) { + /* delete selected item */ + j++; + continue; + } else { + /* end of chosen (chosen[j] == EOF), won't delete */ + *(items[i].string) = '\0'; + } + } + + string_list_remove_empty_items(&del_list, 0); + + free(chosen); + return 0; +} + static int quit_cmd(void) { string_list_clear(&del_list, 0); @@ -728,6 +765,7 @@ static int help_cmd(void) printf_ln(_( "clean - start cleaning\n" "filter by pattern - exclude items from deletion\n" + "select by numbers - select items to be deleted by numbers\n" "quit - stop cleaning\n" "help - this screen\n" "? - help for prompt selection" @@ -744,6 +782,7 @@ static void interactive_main_loop(void) struct menu_item menus[] = { {'c', "clean", 0, clean_cmd}, {'f', "filter by pattern", 0, filter_by_patterns_cmd}, + {'s', "select by numbers", 0, select_by_numbers_cmd}, {'q', "quit", 0, quit_cmd}, {'h', "help", 0, help_cmd}, };
-- 1.8.3.rc1.404.gb9fcf3e