i3bar: Add protocol for workspace buttons

Closes #3818 (parent issue)
Fixes #1808
Fixes #2333
Fixes #2617
Fixes #3548

3 files changed, 7 insertions, 0 deletions

diff --git a/src/config.c b/src/config.c
index f06a3f8d..bf3ec6dc 100644
--- a/src/config.c
+++ b/src/config.c
@@ -105,6 +105,7 @@ static void free_configuration(void) {
         FREE(barconfig->outputs);
         FREE(barconfig->socket_path);
         FREE(barconfig->status_command);
+        FREE(barconfig->workspace_command);
         FREE(barconfig->i3bar_command);
         FREE(barconfig->font);
         FREE(barconfig->colors.background);
diff --git a/src/config_directives.c b/src/config_directives.c
index 9077fe98..81adf351 100644
--- a/src/config_directives.c
+++ b/src/config_directives.c
@@ -873,6 +873,11 @@ CFGFUN(bar_status_command, const char *command) {
     current_bar->status_command = sstrdup(command);
 }
 
+CFGFUN(bar_workspace_command, const char *command) {
+    FREE(current_bar->workspace_command);
+    current_bar->workspace_command = sstrdup(command);
+}
+
 CFGFUN(bar_binding_mode_indicator, const char *value) {
     current_bar->hide_binding_mode_indicator = !boolstr(value);
 }
diff --git a/src/ipc.c b/src/ipc.c
index 28a86092..d20090c6 100644
--- a/src/ipc.c
+++ b/src/ipc.c
@@ -827,6 +827,7 @@ static void dump_bar_config(yajl_gen gen, Barconfig *config) {
         ystr("top");
 
     YSTR_IF_SET(status_command);
+    YSTR_IF_SET(workspace_command);
     YSTR_IF_SET(font);
 
     if (config->bar_height) {