swayfx/sway/commands/bar.c
Manuel Stoeckl cb3c727632 Declare all struct cmd_handler arrays const
And make the functions handling these arrays use const types.
2021-02-04 09:49:06 +01:00

138 lines
4.1 KiB
C

#define _POSIX_C_SOURCE 200809
#include <stdio.h>
#include <string.h>
#include <strings.h>
#include "sway/commands.h"
#include "sway/config.h"
#include "sway/ipc-server.h"
#include "log.h"
// Must be in alphabetical order for bsearch
static const struct cmd_handler bar_handlers[] = {
{ "bindcode", bar_cmd_bindcode },
{ "binding_mode_indicator", bar_cmd_binding_mode_indicator },
{ "bindsym", bar_cmd_bindsym },
{ "colors", bar_cmd_colors },
{ "font", bar_cmd_font },
{ "gaps", bar_cmd_gaps },
{ "height", bar_cmd_height },
{ "hidden_state", bar_cmd_hidden_state },
{ "icon_theme", bar_cmd_icon_theme },
{ "mode", bar_cmd_mode },
{ "modifier", bar_cmd_modifier },
{ "output", bar_cmd_output },
{ "pango_markup", bar_cmd_pango_markup },
{ "position", bar_cmd_position },
{ "separator_symbol", bar_cmd_separator_symbol },
{ "status_command", bar_cmd_status_command },
{ "status_edge_padding", bar_cmd_status_edge_padding },
{ "status_padding", bar_cmd_status_padding },
{ "strip_workspace_name", bar_cmd_strip_workspace_name },
{ "strip_workspace_numbers", bar_cmd_strip_workspace_numbers },
{ "tray_bindcode", bar_cmd_tray_bindcode },
{ "tray_bindsym", bar_cmd_tray_bindsym },
{ "tray_output", bar_cmd_tray_output },
{ "tray_padding", bar_cmd_tray_padding },
{ "unbindcode", bar_cmd_unbindcode },
{ "unbindsym", bar_cmd_unbindsym },
{ "workspace_buttons", bar_cmd_workspace_buttons },
{ "workspace_min_width", bar_cmd_workspace_min_width },
{ "wrap_scroll", bar_cmd_wrap_scroll },
};
// Must be in alphabetical order for bsearch
static const struct cmd_handler bar_config_handlers[] = {
{ "id", bar_cmd_id },
{ "swaybar_command", bar_cmd_swaybar_command },
};
// Determines whether the subcommand is valid in any bar handler struct
static bool is_subcommand(char *name) {
return find_handler(name, bar_handlers, sizeof(bar_handlers)) ||
find_handler(name, bar_config_handlers, sizeof(bar_config_handlers));
}
struct cmd_results *cmd_bar(int argc, char **argv) {
struct cmd_results *error = NULL;
if ((error = checkarg(argc, "bar", EXPECTED_AT_LEAST, 2))) {
return error;
}
char *id = NULL;
if (strcmp(argv[0], "id") != 0 && is_subcommand(argv[1])) {
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *item = config->bars->items[i];
if (strcmp(item->id, argv[0]) == 0) {
sway_log(SWAY_DEBUG, "Selecting bar: %s", argv[0]);
config->current_bar = item;
break;
}
}
if (!config->current_bar) {
id = strdup(argv[0]);
}
++argv; --argc;
} else if (config->reading && !config->current_bar) {
int len = snprintf(NULL, 0, "bar-%d", config->bars->length) + 1;
id = malloc(len * sizeof(char));
if (!id) {
return cmd_results_new(CMD_FAILURE, "Unable to allocate bar id");
}
snprintf(id, len, "bar-%d", config->bars->length);
} else if (!config->reading && strcmp(argv[0], "mode") != 0 &&
strcmp(argv[0], "hidden_state") != 0) {
if (is_subcommand(argv[0])) {
return cmd_results_new(CMD_INVALID, "No bar defined.");
} else {
return cmd_results_new(CMD_INVALID,
"Unknown/invalid command '%s'", argv[1]);
}
}
if (id) {
sway_log(SWAY_DEBUG, "Creating bar: %s", id);
config->current_bar = default_bar_config();
if (!config->current_bar) {
free(id);
return cmd_results_new(CMD_FAILURE, "Unable to allocate bar config");
}
config->current_bar->id = id;
}
struct cmd_results *res = NULL;
if (find_handler(argv[0], bar_config_handlers,
sizeof(bar_config_handlers))) {
if (config->reading) {
res = config_subcommand(argv, argc, bar_config_handlers,
sizeof(bar_config_handlers));
} else {
res = cmd_results_new(CMD_INVALID,
"Can only be used in the config file");
}
} else {
res = config_subcommand(argv, argc, bar_handlers, sizeof(bar_handlers));
}
if (res && res->status != CMD_SUCCESS) {
if (id) {
free_bar_config(config->current_bar);
id = NULL;
}
return res;
}
if (id) {
list_add(config->bars, config->current_bar);
}
if (!config->reading && config->current_bar) {
ipc_event_barconfig_update(config->current_bar);
if (id) {
load_swaybar(config->current_bar);
}
config->current_bar = NULL;
}
return res;
}