[E]ating menu now stays open on the previous item after consuming som…

…ething

data/json/player_activities.json

@@ -476,5 +476,13 @@
     "suspendable": false,
     "based_on": "neither",
     "no_resume": true
+  },
+  {
+    "id": "ACT_EAT",
+    "type": "activity_type",
+    "stop_phrase": "Stop eating?",
+    "suspendable": false,
+    "based_on": "neither",
+    "no_resume": true
   }
 ]

src/activity_handlers.cpp

@@ -71,6 +71,7 @@ activity_handlers::do_turn_functions = {
     { activity_id( "ACT_AIM" ), aim_do_turn },
     { activity_id( "ACT_PICKUP" ), pickup_do_turn },
     { activity_id( "ACT_WEAR" ), wear_do_turn },
+    { activity_id( "ACT_EAT" ), eat_do_turn },
     { activity_id( "ACT_MOVE_ITEMS" ), move_items_do_turn },
     { activity_id( "ACT_MOVE_LOOT" ), move_loot_do_turn },
     { activity_id( "ACT_ADV_INVENTORY" ), adv_inventory_do_turn },
@@ -142,6 +143,7 @@ activity_handlers::finish_functions = {
     { activity_id( "ACT_VIBE" ), vibe_finish },
     { activity_id( "ACT_ATM" ), atm_finish },
     { activity_id( "ACT_AIM" ), aim_finish },
+    { activity_id( "ACT_EAT" ), eat_finish },
     { activity_id( "ACT_WASH" ), washing_finish },
     { activity_id( "ACT_HACKSAW" ), hacksaw_finish },
     { activity_id( "ACT_CHOP_TREE" ), chop_tree_finish },
@@ -2518,6 +2520,10 @@ void activity_handlers::wear_do_turn( player_activity *, player * )
 {
     activity_on_turn_wear();
 }
+void activity_handlers::eat_do_turn( player_activity *, player * )
+{
+    g->eat();
+}
 
 void activity_handlers::move_items_do_turn( player_activity *, player * )
 {
@@ -2729,6 +2735,10 @@ void activity_handlers::aim_finish( player_activity *, player * )
     // you only re-enter if it gets set again.
     return;
 }
+void activity_handlers::eat_finish( player_activity *, player * )
+{
+    return;
+}
 
 void activity_handlers::hacksaw_do_turn( player_activity *act, player *p )
 {

src/activity_handlers.h

@@ -65,6 +65,7 @@ void oxytorch_do_turn( player_activity *act, player *p );
 void aim_do_turn( player_activity *act, player *p );
 void pickup_do_turn( player_activity *act, player *p );
 void wear_do_turn( player_activity *act, player *p );
+void eat_do_turn( player_activity *act, player *p );
 void move_items_do_turn( player_activity *act, player *p );
 void move_loot_do_turn( player_activity *act, player *p );
 void adv_inventory_do_turn( player_activity *act, player *p );
@@ -125,6 +126,7 @@ void build_finish( player_activity *act, player *p );
 void vibe_finish( player_activity *act, player *p );
 void atm_finish( player_activity *act, player *p );
 void aim_finish( player_activity *act, player *p );
+void eat_finish( player_activity *act, player *p );
 void washing_finish( player_activity *act, player *p );
 void hacksaw_finish( player_activity *act, player *p );
 void chop_tree_finish( player_activity *act, player *p );

src/game.cpp

@@ -9502,8 +9502,13 @@ void game::eat( int pos )
         return;
     }
 
+    if(!u.has_activity( activity_id( "ACT_EAT" ) ) ){
+        u.assign_activity( activity_id( "ACT_EAT" ) );
+    }
+
     auto item_loc = game_menus::inv::consume( u );
     if( !item_loc ) {
+        u.cancel_activity();
         add_msg( _( "Never mind." ) );
         return;
     }

src/game.h

@@ -968,7 +968,6 @@ class game
         void drop_in_direction(); // Drop w/ direction  'D'
 
         void butcher(); // Butcher a corpse  'B'
-        void eat( int pos = INT_MIN ); // Eat food or fuel  'E' (or 'a')
         void use_item( int pos = INT_MIN ); // Use item; also tries E,R,W  'a'
 
         void change_side( int pos = INT_MIN ); // Change the side on which an item is worn 'c'
@@ -977,6 +976,7 @@ class game
         void mend( int pos = INT_MIN );
         void autoattack();
     public:
+        void eat( int pos = INT_MIN ); // Eat food or fuel  'E' (or 'a')
         void reload_item(); // Reload an item
         void reload_weapon( bool try_everything = true ); // Reload a wielded gun/tool  'r'
         // Places the player at the specified point; hurts feet, lists items etc.

src/game_inventory.cpp

@@ -70,6 +70,14 @@ static item_location inv_internal( player &u, const inventory_selector_preset &p
     inv_s.set_hint( hint );
     inv_s.set_display_stats( false );
 
+    std::pair<size_t, size_t> init_pair;
+    bool init_selection = false;
+
+    if( u.has_activity( activity_id( "ACT_EAT" ) ) && u.activity.values.size() >= 2 ) {
+        init_pair.first = u.activity.values[0];
+        init_pair.second = u.activity.values[1];
+        init_selection = true;
+    }
 
     do {
         u.inv.restack( u );
@@ -78,6 +86,12 @@ static item_location inv_internal( player &u, const inventory_selector_preset &p
         inv_s.add_character_items( u );
         inv_s.add_nearby_items( radius );
 
+        if( init_selection ) {
+            inv_s.update();
+            inv_s.select_position( init_pair );
+            init_selection = false;
+        }
+
         if( inv_s.empty() ) {
             const std::string msg = none_message.empty()
                                     ? _( "You don't have the necessary item at hand." )
@@ -93,6 +107,13 @@ static item_location inv_internal( player &u, const inventory_selector_preset &p
             continue;
         }
 
+        if( u.has_activity( activity_id( "ACT_EAT" ) ) ) {
+            u.activity.values.clear();
+            init_pair = inv_s.get_selection_position();
+            u.activity.values.push_back( init_pair.first );
+            u.activity.values.push_back( init_pair.second );
+        }
+
         return location;
 
     } while( true );

src/inventory_ui.h

@@ -271,6 +271,17 @@ class inventory_column
         /** Selects the specified location. */
         bool select( const item_location &loc );
 
+        /**
+         * Change the selection.
+         * @param new_index Index of the entry to select.
+         * @param dir If the entry is not selectable, move in the specified direction
+         */
+        void select( size_t new_index, scroll_direction dir );
+
+        size_t get_selected_index() {
+            return selected_index;
+        }
+
         void set_multiselect( bool multiselect ) {
             this->multiselect = multiselect;
         }
@@ -320,12 +331,6 @@ class inventory_column
             std::vector<std::string> text;
         };
 
-        /**
-         * Change the selection.
-         * @param new_index Index of the entry to select.
-         * @param dir If the entry is not selectable, move in the specified direction
-         */
-        void select( size_t new_index, scroll_direction dir );
         /**
          * Move the selection.
          */
@@ -539,6 +544,18 @@ class inventory_selector
             return get_active_column().get_selected();
         }
 
+        void select_position( std::pair<size_t, size_t> position ) {
+            set_active_column( position.first );
+            get_active_column().select( position.second, scroll_direction::BACKWARD );
+        }
+
+        std::pair<size_t, size_t> get_selection_position() {
+            std::pair<size_t, size_t> position;
+            position.first = active_column_index;
+            position.second = get_active_column().get_selected_index();
+            return position;
+        }
+
         inventory_column &get_column( size_t index ) const;
         inventory_column &get_active_column() const {
             return get_column( active_column_index );