ncmultiselector_selected() #322

doc/man/man3/notcurses_multiselector.3.md

@@ -44,6 +44,8 @@ typedef struct multiselector_options {
 
 **struct ncmultiselector* ncmultiselector_create(struct ncplane* n, int y, int x, const multiselector_options* opts);**
 
+**int ncselector_selected(bool* selected, unsigned n);**
+
 **struct ncplane* ncmultiselector_plane(struct ncmultiselector* n);**
 
 **bool ncmultiselector_offer_input(struct ncmultiselector* n, const struct ncinput* nc);**

include/notcurses/notcurses.h

@@ -2325,6 +2325,10 @@ struct ncmultiselector;
 API struct ncmultiselector* ncmultiselector_create(struct ncplane* n, int y, int x,
                                                    const multiselector_options* opts);
 
+// Return selected vector. An array of bools must be provided, along with its
+// length. If that length doesn't match the itemcount, it is an error.
+API int ncmultiselector_selected(struct ncmultiselector* n, bool* selected, unsigned count);
+
 // Return a reference to the ncmultiselector's underlying ncplane.
 API struct ncplane* ncmultiselector_plane(struct ncmultiselector* n);
 

python/src/notcurses/build_notcurses.py

@@ -322,6 +322,7 @@ typedef struct multiselector_options {
   uint64_t bgchannels;   // background channels, used only in body
 } multiselector_options;
 struct ncmultiselector* ncmultiselector_create(struct ncplane* n, int y, int x, const multiselector_options* opts);
+int ncselector_selected(bool* selected, unsigned n);
 struct ncplane* ncmultiselector_plane(struct ncmultiselector* n);
 bool ncmultiselector_offer_input(struct ncmultiselector* n, const struct ncinput* nc);
 void ncmultiselector_destroy(struct ncmultiselector* n, char** item);

src/lib/selector.c

@@ -745,3 +745,13 @@ void ncmultiselector_destroy(ncmultiselector* n, char** item){
     free(n);
   }
 }
+
+int ncmultiselector_selected(ncmultiselector* n, bool* selected, unsigned count){
+  if(n->itemcount != count || n->itemcount < 1){
+    return -1;
+  }
+  while(--count){
+    selected[count] = n->items[count].selected;
+  }
+  return 0;
+}