Make sway spawn only one bar per bar config

This commit is contained in:
Mikkel Oscar Lyderik 2016-02-23 14:25:09 +01:00
parent 6d57f03028
commit bad4e22f3b
5 changed files with 31 additions and 54 deletions

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@ -125,6 +125,7 @@ struct bar_config {
bool strip_workspace_numbers;
bool binding_mode_indicator;
bool verbose;
pid_t pid;
struct {
char background[10];
char statusline[10];
@ -226,8 +227,7 @@ int sway_mouse_binding_cmp_qsort(const void *a, const void *b);
int sway_mouse_binding_cmp_buttons(const void *a, const void *b);
void free_sway_mouse_binding(struct sway_mouse_binding *smb);
void load_swaybars(swayc_t *output, int output_idx);
void terminate_swaybars(list_t *pids);
void load_swaybars(swayc_t *output);
void terminate_swaybg(pid_t pid);
/**

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@ -82,9 +82,7 @@ struct sway_container {
char *class;
char *app_id;
// Used by output containers to keep track of swaybar/swaybg child
// processes.
list_t *bar_pids;
// Used by output containers to keep track of swaybg child processes.
pid_t bg_pid;
int gaps;

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@ -1531,7 +1531,7 @@ static struct cmd_results *cmd_reload(int argc, char **argv) {
for (i = 0; i < root_container.children->length; ++i) {
cont = root_container.children->items[i];
if (cont->type == C_OUTPUT) {
load_swaybars(cont, i);
load_swaybars(cont);
}
}

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@ -23,6 +23,8 @@
struct sway_config *config = NULL;
static void terminate_swaybar(pid_t pid);
static void free_variable(struct sway_variable *var) {
free(var->name);
free(var->value);
@ -60,6 +62,11 @@ static void free_bar(struct bar_config *bar) {
if (bar->outputs) {
free_flat_list(bar->outputs);
}
if (bar->pid != 0) {
terminate_swaybar(bar->pid);
}
free(bar);
}
@ -471,32 +478,23 @@ void merge_output_config(struct output_config *dst, struct output_config *src) {
}
}
static void invoke_swaybar(swayc_t *output, struct bar_config *bar, int output_i) {
sway_log(L_DEBUG, "Invoking swaybar for output %s[%d] and bar %s", output->name, output_i, bar->id);
size_t bufsize = 4;
char output_id[bufsize];
snprintf(output_id, bufsize, "%d", output_i);
output_id[bufsize-1] = 0;
pid_t *pid = malloc(sizeof(pid_t));
*pid = fork();
if (*pid == 0) {
static void invoke_swaybar(struct bar_config *bar) {
bar->pid = fork();
if (bar->pid == 0) {
if (!bar->swaybar_command) {
char *const cmd[] = {
"swaybar",
"-b",
bar->id,
output_id,
NULL,
};
execvp(cmd[0], cmd);
} else {
// run custom swaybar
int len = strlen(bar->swaybar_command) + strlen(bar->id) + strlen(output_id) + 6;
int len = strlen(bar->swaybar_command) + strlen(bar->id) + 5;
char *command = malloc(len * sizeof(char));
snprintf(command, len, "%s -b %s %s", bar->swaybar_command, bar->id, output_id);
snprintf(command, len, "%s -b %s", bar->swaybar_command, bar->id);
char *const cmd[] = {
"sh",
@ -509,30 +507,15 @@ static void invoke_swaybar(swayc_t *output, struct bar_config *bar, int output_i
free(command);
}
}
// add swaybar pid to output
list_add(output->bar_pids, pid);
}
void terminate_swaybars(list_t *pids) {
int i, ret;
pid_t *pid;
for (i = 0; i < pids->length; ++i) {
pid = pids->items[i];
ret = kill(*pid, SIGTERM);
if (ret != 0) {
sway_log(L_ERROR, "Unable to terminate swaybar [pid: %d]", *pid);
} else {
int status;
waitpid(*pid, &status, 0);
}
}
// empty pids list
for (i = 0; i < pids->length; ++i) {
pid = pids->items[i];
list_del(pids, i);
free(pid);
static void terminate_swaybar(pid_t pid) {
int ret = kill(pid, SIGTERM);
if (ret != 0) {
sway_log(L_ERROR, "Unable to terminate swaybar [pid: %d]", pid);
} else {
int status;
waitpid(pid, &status, 0);
}
}
@ -546,7 +529,7 @@ void terminate_swaybg(pid_t pid) {
}
}
void load_swaybars(swayc_t *output, int output_idx) {
void load_swaybars(swayc_t *output) {
// Check for bars
list_t *bars = create_list();
struct bar_config *bar = NULL;
@ -571,13 +554,13 @@ void load_swaybars(swayc_t *output, int output_idx) {
}
}
// terminate swaybar processes previously spawned for this
// output.
terminate_swaybars(output->bar_pids);
for (i = 0; i < bars->length; ++i) {
bar = bars->items[i];
invoke_swaybar(output, bar, output_idx);
if (bar->pid != 0) {
terminate_swaybar(bar->pid);
}
sway_log(L_DEBUG, "Invoking swaybar for output %s and bar '%s'", output->name, bar->id);
invoke_swaybar(bar);
}
list_free(bars);
@ -701,7 +684,7 @@ void apply_output_config(struct output_config *oc, swayc_t *output) {
}
// load swaybars for output
load_swaybars(output, output_i);
load_swaybars(output);
}
char *do_var_replacement(char *str) {
@ -889,6 +872,7 @@ struct bar_config *default_bar_config(void) {
bar->strip_workspace_numbers = false;
bar->binding_mode_indicator = true;
bar->tray_padding = 2;
bar->pid = 0;
// set default colors
strcpy(bar->colors.background, "#000000ff");
strcpy(bar->colors.statusline, "#ffffffff");

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@ -61,10 +61,6 @@ static void free_swayc(swayc_t *cont) {
if (cont->app_id) {
free(cont->app_id);
}
if (cont->bar_pids) {
terminate_swaybars(cont->bar_pids);
free_flat_list(cont->bar_pids);
}
if (cont->bg_pid != 0) {
terminate_swaybg(cont->bg_pid);
}
@ -123,7 +119,6 @@ swayc_t *new_output(wlc_handle handle) {
output->width = size->w;
output->height = size->h;
output->unmanaged = create_list();
output->bar_pids = create_list();
output->bg_pid = 0;
apply_output_config(oc, output);