seperate menu for quick replays

data/themes/default.cfg

@@ -90,7 +90,7 @@
             id=menu-main
             title= _ "Menu"
             image=button_menu/menu_button_copper_H20
-            items=objectives,achievements,statustable,statistics,unitlist,load,menu-autosaves,save,savereplay,savemap,chatlog,preferences,help,stopnetwork,startnetwork,surrender,quit,quit-to-desktop
+            items=objectives,achievements,statustable,statistics,unitlist,load,menu-autosaves,menu-quickreplay,save,savereplay,savemap,chatlog,preferences,help,stopnetwork,startnetwork,surrender,quit,quit-to-desktop
             ref=top-panel
             rect="=,=+1,+100,=-4"
             xanchor=fixed
@@ -104,6 +104,13 @@
             items=AUTOSAVES,help-about-saveload
         [/menu]
 
+        [menu]
+            title= _ "Replay Turn..."
+            id=menu-quickreplay
+            button=false
+            items=QUICKREPLAY,help-about-saveload
+        [/menu]
+
         [menu]
             id=actions-menu
             title= _ "Actions"

src/hotkey/hotkey_handler.cpp

@@ -42,6 +42,7 @@ namespace balg = boost::algorithm;
 const std::string play_controller::hotkey_handler::wml_menu_hotkey_prefix = "wml_menu:";
 
 static const std::string quickload_prefix = "quickload:";
+static const std::string quickreplay_prefix = "quickreplay:";
 
 play_controller::hotkey_handler::hotkey_handler(play_controller & pc, saved_game & sg)
 	: play_controller_(pc)
@@ -261,6 +262,11 @@ bool play_controller::hotkey_handler::do_execute_command(const hotkey::ui_comman
 		// Load the game by throwing load_game_exception
 		load_autosave(savename, false);
 	}
+	if(balg::starts_with(cmd.id, quickreplay_prefix)) {
+		std::string savename = std::string(cmd.id.substr(quickreplay_prefix.size()));
+		// Load the game by throwing load_game_exception
+		load_autosave(savename, true);
+	}
 	// TODO c++20: Use string::starts_with
 	// wml commands that don't allow hotkey bindings use hotkey::HOTKEY_NULL. othes use HOTKEY_WML
 	if(balg::starts_with(cmd.id, wml_menu_hotkey_prefix)) {
@@ -433,6 +439,22 @@ void play_controller::hotkey_handler::expand_autosaves(std::vector<config>& item
 	items.insert(pos, newitems.begin(), newitems.end());
 }
 
+void play_controller::hotkey_handler::expand_quickreplay(std::vector<config>& items, int i)
+{
+	auto pos = items.erase(items.begin() + i);
+	std::vector<config> newitems;
+
+	foreach_autosave(play_controller_.turn(), saved_game_, [&](int turn, const std::string& filename) {
+		// TODO: should this use variable substitution instead?
+		std::string label = turn > 0 ? _("Replay from Turn ") + std::to_string(turn) : _("Replay from Start");
+		newitems.emplace_back("label", label, "id", quickreplay_prefix + filename);
+	});
+	// Make sure list doesn't get too long: keep top two, midpoint and bottom.
+	trim_items(newitems);
+
+	items.insert(pos, newitems.begin(), newitems.end());
+}
+
 void play_controller::hotkey_handler::expand_wml_commands(std::vector<config>& items, int i)
 {
 
@@ -469,6 +491,8 @@ void play_controller::hotkey_handler::show_menu(const std::vector<config>& items
 	for(int i = items.size() - 1; i >= 0; i--) {
 		if(items[i]["id"] == "AUTOSAVES") {
 			expand_autosaves(items, i);
+		} else if(items[i]["id"] == "QUICKREPLAY") {
+			expand_quickreplay(items, i);
 		} else if(items[i]["id"] == "wml") {
 			expand_wml_commands(items, i);
 		}

src/hotkey/hotkey_handler.hpp

@@ -58,6 +58,7 @@ private:
 
 	// Expand AUTOSAVES in the menu items, setting the real savenames.
 	void expand_autosaves(std::vector<config>& items, int i);
+	void expand_quickreplay(std::vector<config>& items, int i);
 
 	/**
 	 * Replaces "wml" in @a items with all active WML menu items for the current field.