diff options
Diffstat (limited to 'vis.c')
| -rw-r--r-- | vis.c | 42 |
1 files changed, 39 insertions, 3 deletions
@@ -410,6 +410,8 @@ static void call(const Arg *arg); static void quit(const Arg *arg); /** commands to enter at the ':'-prompt */ +/* set various runtime options */ +static bool cmd_set(const char *argv[]); /* goto line indicated by argv[0] */ static bool cmd_gotoline(const char *argv[]); /* for each argument create a new window and open the corresponding file */ @@ -473,7 +475,13 @@ static void op_put(OperatorContext *c) { } static const char *expand_tab(void) { - return "\t"; + static char spaces[9]; + int tabwidth = editor_tabwidth_get(vis); + tabwidth = MIN(tabwidth, LENGTH(spaces) - 1); + for (int i = 0; i < tabwidth; i++) + spaces[i] = ' '; + spaces[tabwidth] = '\0'; + return vis->expandtab ? spaces : "\t"; } static void op_shift_right(OperatorContext *c) { @@ -497,7 +505,7 @@ static void op_shift_right(OperatorContext *c) { static void op_shift_left(OperatorContext *c) { Text *txt = vis->win->text; size_t pos = text_line_begin(txt, c->range.end), prev_pos; - size_t tabwidth = 8; // TODO: make configurable + size_t tabwidth = editor_tabwidth_get(vis); /* if range ends at the begin of a line, skip line break */ if (pos == c->range.end) @@ -836,7 +844,7 @@ static void insert(const Arg *arg) { } static void insert_tab(const Arg *arg) { - insert(&(const Arg){ .s = "\t" }); + return insert(&(const Arg){ .s = expand_tab() }); } static void insert_newline(const Arg *arg) { @@ -985,6 +993,34 @@ static void switchmode_to(Mode *new_mode) { /** ':'-command implementations */ +static bool cmd_set(const char *argv[]) { + if (!argv[2]) { + editor_info_show(vis, "Expecting: set option value"); + return false; + } + + if (!strcmp("tabwidth", argv[1])) { + editor_tabwidth_set(vis, strtoul(argv[2], NULL, 10)); + } else if (!strcmp("expandtab", argv[1])) { + switch (argv[2][0]) { + case '1': case 't': /* true */ case 'y': /* yes */ + vis->expandtab = true; + break; + case '0': case 'f': /* false */ case 'n': /* no */ + vis->expandtab = false; + break; + default: + editor_info_show(vis, "Expecting: set expandtab [0|1]"); + return false; + } + } else { + editor_info_show(vis, "Unknown option: `%s'", argv[1]); + return false; + } + + return true; +} + static bool cmd_gotoline(const char *argv[]) { action.count = strtoul(argv[0], NULL, 10); movement(&(const Arg){ .i = action.count <= 1 ? MOVE_FILE_BEGIN : MOVE_LINE }); |