diff options
Diffstat (limited to 'sway/commands/layout.c')
| -rw-r--r-- | sway/commands/layout.c | 127 |
1 files changed, 126 insertions, 1 deletions
diff --git a/sway/commands/layout.c b/sway/commands/layout.c index 08336150..ff097fef 100644 --- a/sway/commands/layout.c +++ b/sway/commands/layout.c @@ -3,6 +3,11 @@ #include "sway/container.h" #include "sway/layout.h" +/** + * handle "layout auto" command group + */ +static struct cmd_results *cmd_layout_auto(swayc_t *container, int argc, char **argv); + struct cmd_results *cmd_layout(int argc, char **argv) { struct cmd_results *error = NULL; if (config->reading) return cmd_results_new(CMD_FAILURE, "layout", "Can't be used in config file."); @@ -49,11 +54,14 @@ struct cmd_results *cmd_layout(int argc, char **argv) { } else if (strcasecmp(argv[0], "splitv") == 0) { swayc_change_layout(parent, L_VERT); } else if (strcasecmp(argv[0], "toggle") == 0 && argc == 2 && strcasecmp(argv[1], "split") == 0) { - if (parent->layout == L_HORIZ && (parent->workspace_layout == L_NONE || parent->workspace_layout == L_HORIZ)) { + if (parent->layout == L_HORIZ && (parent->workspace_layout == L_NONE + || parent->workspace_layout == L_HORIZ)) { swayc_change_layout(parent, L_VERT); } else { swayc_change_layout(parent, L_HORIZ); } + } else if (strcasecmp(argv[0], "auto") == 0) { + return cmd_layout_auto(parent, argc, argv); } } @@ -64,3 +72,120 @@ struct cmd_results *cmd_layout(int argc, char **argv) { return cmd_results_new(CMD_SUCCESS, NULL, NULL); } + +static struct cmd_results *cmd_layout_auto(swayc_t *container, int argc, char **argv) { + // called after checking that argv[0] is auto, so just continue parsing from there + struct cmd_results *error = NULL; + const char *cmd_name = "layout auto"; + const char *set_inc_cmd_name = "layout auto [master|ncol] [set|inc]"; + const char *err_msg = "Allowed arguments are <right|left|top|bot|next|prev|master|ncol>"; + + bool need_layout_update = false; + enum swayc_layouts old_layout = container->layout; + enum swayc_layouts layout = old_layout; + + if (strcasecmp(argv[1], "left") == 0) { + layout = L_AUTO_LEFT; + } else if (strcasecmp(argv[1], "right") == 0) { + layout = L_AUTO_RIGHT; + } else if (strcasecmp(argv[1], "top") == 0) { + layout = L_AUTO_TOP; + } else if (strcasecmp(argv[1], "bot") == 0) { + layout = L_AUTO_BOTTOM; + } else if (strcasecmp(argv[1], "next") == 0) { + if (is_auto_layout(container->layout) && container->layout < L_AUTO_LAST) { + layout = container->layout + 1; + } else { + layout = L_AUTO_FIRST; + } + } else if (strcasecmp(argv[1], "prev") == 0) { + if (is_auto_layout(container->layout) && container->layout > L_AUTO_FIRST) { + layout = container->layout - 1; + } else { + layout = L_AUTO_LAST; + } + } else { + bool is_nmaster; + bool is_set; + if (strcasecmp(argv[1], "master") == 0) { + is_nmaster = true; + } else if (strcasecmp(argv[1], "ncol") == 0) { + is_nmaster = false; + } else { + return cmd_results_new(CMD_INVALID, cmd_name, "Invalid %s command. %s", + cmd_name, err_msg); + } + if ((error = checkarg(argc, "auto <master|ncol>", EXPECTED_EQUAL_TO, 4))) { + return error; + } + if (strcasecmp(argv[2], "set") == 0) { + is_set = true; + } else if (strcasecmp(argv[2], "inc") == 0) { + is_set = false; + } else { + return cmd_results_new(CMD_INVALID, set_inc_cmd_name, "Invalid %s command. %s, " + "Argument must be on of <set|inc>", + set_inc_cmd_name); + } + char *end; + int n = (int)strtol(argv[3], &end, 10); + if (*end) { + return cmd_results_new(CMD_INVALID, set_inc_cmd_name, "Invalid %s command " + "(argument must be an integer)", set_inc_cmd_name); + } + if (is_auto_layout(container->layout)) { + int inc = 0; /* difference between current master/ncol and requested value */ + if (is_nmaster) { + if (is_set) { + if (n < 0) { + return cmd_results_new(CMD_INVALID, set_inc_cmd_name, "Invalid %s command " + "(master must be >= 0)", set_inc_cmd_name); + } + inc = n - (int)container->nb_master; + } else { /* inc command */ + if ((int)container->nb_master + n >= 0) { + inc = n; + } + } + if (inc) { + for (int i = container->nb_master; + i >= 0 && i < container->children->length + && i != (int)container->nb_master + inc;) { + ((swayc_t *)container->children->items[i])->height = -1; + ((swayc_t *)container->children->items[i])->width = -1; + i += inc > 0 ? 1 : -1; + } + container->nb_master += inc; + need_layout_update = true; + } + } else { /* ncol modification */ + if (is_set) { + if (n <= 0) { + return cmd_results_new(CMD_INVALID, set_inc_cmd_name, "Invalid %s command " + "(ncol must be > 0)", set_inc_cmd_name); + } + inc = n - (int)container->nb_slave_groups; + } else { /* inc command */ + if ((int)container->nb_slave_groups + n > 0) { + inc = n; + } + } + if (inc) { + container->nb_slave_groups += inc; + need_layout_update = true; + } + } + } + } + + if (layout != old_layout) { + swayc_change_layout(container, layout); + update_layout_geometry(container, old_layout); + need_layout_update = true; + } + if (need_layout_update) { + update_geometry(container); + arrange_windows(container, container->width, container->height); + } + return cmd_results_new(CMD_SUCCESS, NULL, NULL); +} |