sway: enable workspace selection by number

1 files changed, 22 insertions, 0 deletions

diff --git a/sway/workspace.c b/sway/workspace.c
index 5e6ea799..761a5f4e 100644
--- a/sway/workspace.c
+++ b/sway/workspace.c
@@ -17,6 +17,11 @@
 #include "ipc.h"
 
 char *prev_workspace_name = NULL;
+struct workspace_by_number_data {
+        int len;
+        const char *cset;
+        const char *name;
+};
 
 char *workspace_next_name(void) {
         sway_log(L_DEBUG, "Workspace: Generating new name");
@@ -133,6 +138,23 @@ swayc_t *workspace_by_name(const char* name) {
         }
 }
 
+static bool _workspace_by_number(swayc_t *view, void *data) {
+        if (view->type != C_WORKSPACE) {
+                return false;
+        }
+        struct workspace_by_number_data *wbnd = data;
+        int a = strspn(view->name, wbnd->cset);
+        return a == wbnd->len && strncmp(view->name, wbnd->name, a) == 0;
+}
+swayc_t *workspace_by_number(const char* name) {
+        struct workspace_by_number_data wbnd = {0, "1234567890", name};
+        wbnd.len = strspn(name, wbnd.cset);
+        if (wbnd.len <= 0) {
+                return NULL;
+        }
+        return swayc_by_test(&root_container, _workspace_by_number, (void *) &wbnd);
+}
+
 /**
  * Get the previous or next workspace on the specified output.
  * Wraps around at the end and beginning.