GUI2/Game Load: allow deleting saves with the Delete key (closes #1730)

src/gui/dialogs/game_load.cpp

@@ -105,6 +105,9 @@ game_load::game_load(const config& cache_config, savegame::load_game_metadata& d
 
 void game_load::pre_show(window& window)
 {
+	// Allow deleting saves with the Delete key.
+	connect_signal_pre_key_press(window, std::bind(&game_load::key_press_callback, this, std::ref(window), _5));
+
 	find_widget<minimap>(&window, "minimap", false).set_config(&cache_config_);
 
 	text_box* filter = find_widget<text_box>(&window, "txtFilter", false, true);
@@ -388,5 +391,12 @@ void game_load::delete_button_callback(window& window)
 	}
 }
 
+void game_load::key_press_callback(window& window, const SDL_Keycode key)
+{
+	if(key == SDLK_DELETE) {
+		delete_button_callback(window);
+	}
+}
+
 } // namespace dialogs
 } // namespace gui2

src/gui/dialogs/game_load.hpp

@@ -21,6 +21,8 @@
 #include "tstring.hpp"
 #include "gettext.hpp"
 
+#include <SDL_keycode.h>
+
 namespace gui2
 {
 
@@ -58,6 +60,8 @@ private:
 	void display_savegame(window& window);
 	void evaluate_summary_string(std::stringstream& str, const config& cfg_summary);
 
+	void key_press_callback(window& window, const SDL_Keycode key);
+
 	std::string& filename_;
 
 	field_bool* change_difficulty_;