Merge pull request #2808 from RedSoxFan/bar-subcommands

Fix bar subcommand handler structs and selection
This commit is contained in:
Drew DeVault 2018-10-14 14:30:52 +02:00 committed by GitHub
commit abde9d6627
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GPG key ID: 4AEE18F83AFDEB23
5 changed files with 79 additions and 56 deletions

View file

@ -530,6 +530,8 @@ void free_sway_binding(struct sway_binding *sb);
void seat_execute_command(struct sway_seat *seat, struct sway_binding *binding);
void load_swaybar(struct bar_config *bar);
void load_swaybars(void);
void terminate_swaybg(pid_t pid);

View file

@ -17,7 +17,6 @@ static struct cmd_handler bar_handlers[] = {
{ "height", bar_cmd_height },
{ "hidden_state", bar_cmd_hidden_state },
{ "icon_theme", bar_cmd_icon_theme },
{ "id", bar_cmd_id },
{ "mode", bar_cmd_mode },
{ "modifier", bar_cmd_modifier },
{ "output", bar_cmd_output },
@ -27,7 +26,6 @@ static struct cmd_handler bar_handlers[] = {
{ "separator_symbol", bar_cmd_separator_symbol },
{ "status_command", bar_cmd_status_command },
{ "strip_workspace_numbers", bar_cmd_strip_workspace_numbers },
{ "swaybar_command", bar_cmd_swaybar_command },
{ "tray_output", bar_cmd_tray_output },
{ "tray_padding", bar_cmd_tray_padding },
{ "workspace_buttons", bar_cmd_workspace_buttons },
@ -36,54 +34,49 @@ static struct cmd_handler bar_handlers[] = {
// Must be in alphabetical order for bsearch
static struct cmd_handler bar_config_handlers[] = {
{ "hidden_state", bar_cmd_hidden_state },
{ "mode", bar_cmd_mode }
{ "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, 1))) {
if ((error = checkarg(argc, "bar", EXPECTED_AT_LEAST, 2))) {
return error;
}
if (find_handler(argv[0], bar_config_handlers,
sizeof(bar_config_handlers))) {
if (config->reading) {
return config_subcommand(argv, argc, bar_config_handlers,
sizeof(bar_config_handlers));
}
return cmd_results_new(CMD_FAILURE, "bar",
"Can only be used in config file.");
}
if (argc > 1) {
struct bar_config *bar = NULL;
if (!find_handler(argv[0], bar_handlers, sizeof(bar_handlers))
&& find_handler(argv[1], bar_handlers, sizeof(bar_handlers))) {
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *item = config->bars->items[i];
if (strcmp(item->id, argv[0]) == 0) {
wlr_log(WLR_DEBUG, "Selecting bar: %s", argv[0]);
bar = item;
break;
}
bool spawn = false;
struct bar_config *bar = 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) {
wlr_log(WLR_DEBUG, "Selecting bar: %s", argv[0]);
bar = item;
break;
}
}
if (!bar) {
spawn = !config->reading;
wlr_log(WLR_DEBUG, "Creating bar: %s", argv[0]);
bar = default_bar_config();
if (!bar) {
wlr_log(WLR_DEBUG, "Creating bar: %s", argv[0]);
bar = default_bar_config();
if (!bar) {
return cmd_results_new(CMD_FAILURE, "bar",
"Unable to allocate bar state");
}
bar->id = strdup(argv[0]);
return cmd_results_new(CMD_FAILURE, "bar",
"Unable to allocate bar state");
}
config->current_bar = bar;
++argv; --argc;
bar->id = strdup(argv[0]);
}
config->current_bar = bar;
++argv; --argc;
}
if (!config->current_bar) {
if (!config->current_bar && config->reading) {
// Create new bar with default values
struct bar_config *bar = default_bar_config();
if (!bar) {
@ -92,18 +85,13 @@ struct cmd_results *cmd_bar(int argc, char **argv) {
}
// set bar id
for (int i = 0; i < config->bars->length; ++i) {
if (bar == config->bars->items[i]) {
const int len = 5 + numlen(i); // "bar-" + i + \0
bar->id = malloc(len * sizeof(char));
if (bar->id) {
snprintf(bar->id, len, "bar-%d", i);
} else {
return cmd_results_new(CMD_FAILURE,
"bar", "Unable to allocate bar ID");
}
break;
}
const int len = 5 + numlen(config->bars->length - 1); // "bar-"+i+\0
bar->id = malloc(len * sizeof(char));
if (bar->id) {
snprintf(bar->id, len, "bar-%d", config->bars->length - 1);
} else {
return cmd_results_new(CMD_FAILURE,
"bar", "Unable to allocate bar ID");
}
// Set current bar
@ -111,5 +99,32 @@ struct cmd_results *cmd_bar(int argc, char **argv) {
wlr_log(WLR_DEBUG, "Creating bar %s", bar->id);
}
return config_subcommand(argv, argc, bar_handlers, sizeof(bar_handlers));
if (find_handler(argv[0], bar_config_handlers,
sizeof(bar_config_handlers))) {
if (config->reading) {
return config_subcommand(argv, argc, bar_config_handlers,
sizeof(bar_config_handlers));
} else if (spawn) {
for (int i = config->bars->length - 1; i >= 0; i--) {
struct bar_config *bar = config->bars->items[i];
if (bar == config->current_bar) {
list_del(config->bars, i);
free_bar_config(bar);
break;
}
}
}
return cmd_results_new(CMD_INVALID, "bar",
"Can only be used in the config file.");
}
struct cmd_results *res =
config_subcommand(argv, argc, bar_handlers, sizeof(bar_handlers));
if (!config->reading) {
if (spawn) {
load_swaybar(config->current_bar);
}
config->current_bar = NULL;
}
return res;
}

View file

@ -13,6 +13,8 @@ struct cmd_results *bar_cmd_id(int argc, char **argv) {
const char *oldname = config->current_bar->id;
if (strcmp(name, oldname) == 0) {
return cmd_results_new(CMD_SUCCESS, NULL, NULL); // NOP
} else if (strcmp(name, "id") == 0) {
return cmd_results_new(CMD_INVALID, "id", "id cannot be 'id'");
}
// check if id is used by a previously defined bar
for (int i = 0; i < config->bars->length; ++i) {

View file

@ -25,7 +25,7 @@ struct cmd_results *bar_cmd_status_command(int argc, char **argv) {
}
if (config->active && !config->validating) {
load_swaybars();
load_swaybar(config->current_bar);
}
return cmd_results_new(CMD_SUCCESS, NULL, NULL);

View file

@ -226,13 +226,17 @@ static void invoke_swaybar(struct bar_config *bar) {
close(filedes[1]);
}
void load_swaybar(struct bar_config *bar) {
if (bar->pid != 0) {
terminate_swaybar(bar->pid);
}
wlr_log(WLR_DEBUG, "Invoking swaybar for bar id '%s'", bar->id);
invoke_swaybar(bar);
}
void load_swaybars(void) {
for (int i = 0; i < config->bars->length; ++i) {
struct bar_config *bar = config->bars->items[i];
if (bar->pid != 0) {
terminate_swaybar(bar->pid);
}
wlr_log(WLR_DEBUG, "Invoking swaybar for bar id '%s'", bar->id);
invoke_swaybar(bar);
load_swaybar(bar);
}
}