New world removal GUI code

src/guiConfirmMenu.cpp

@@ -93,12 +93,21 @@ void GUIConfirmMenu::regenerateGui(v2u32 screensize)
 
 	v2s32 size = rect.getSize();
 
+	gui::IGUISkin *skin = Environment->getSkin();
+	gui::IGUIFont *font = skin->getFont();
+	s32 msg_h = font->getDimension(m_message_text.c_str()).Height;
+	s32 msg_w = font->getDimension(m_message_text.c_str()).Width;
+	if(msg_h > 200)
+		msg_h = 200;
+	if(msg_w > 540)
+		msg_w = 540;
+
 	/*
 		Add stuff
 	*/
 	{
-		core::rect<s32> rect(0, 0, 300, 20);
-		rect += v2s32(size.X/2-300/2, size.Y/2-30/2-25);
+		core::rect<s32> rect(0, 0, msg_w, msg_h);
+		rect += v2s32(size.X/2-msg_w/2, size.Y/2-30/2 - msg_h/2);
 		Environment->addStaticText(m_message_text.c_str(),
 			rect, false, true, this, -1);
 	}
@@ -106,13 +115,13 @@ void GUIConfirmMenu::regenerateGui(v2u32 screensize)
 	int bw = 100;
 	{
 		core::rect<s32> rect(0, 0, bw, 30);
-		rect = rect + v2s32(size.X/2-bw/2-(bw/2+5), size.Y/2-30/2+25);
+		rect = rect + v2s32(size.X/2-bw/2-(bw/2+5), size.Y/2-30/2+5 + msg_h/2);
 		Environment->addButton(rect, this, GUI_ID_YES,
 			wgettext("Yes"));
 	}
 	{
 		core::rect<s32> rect(0, 0, bw, 30);
-		rect = rect + v2s32(size.X/2-bw/2+(bw/2+5), size.Y/2-30/2+25);
+		rect = rect + v2s32(size.X/2-bw/2+(bw/2+5), size.Y/2-30/2+5 + msg_h/2);
 		Environment->addButton(rect, this, GUI_ID_NO,
 			wgettext("No"));
 	}

src/guiMainMenu.cpp

@@ -38,6 +38,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include "gettext.h"
 #include "utility.h"
 #include "tile.h" // getTexturePath
+#include "filesys.h"
 
 struct CreateWorldDestMainMenu : public CreateWorldDest
 {
@@ -53,18 +54,21 @@ struct CreateWorldDestMainMenu : public CreateWorldDest
 
 struct ConfirmDestDeleteWorld : public ConfirmDest
 {
-	ConfirmDestDeleteWorld(WorldSpec spec, GUIMainMenu *menu):
+	ConfirmDestDeleteWorld(WorldSpec spec, GUIMainMenu *menu,
+			const std::vector<std::string> &paths):
 		m_spec(spec),
-		m_menu(menu)
+		m_menu(menu),
+		m_paths(paths)
 	{}
 	void answer(bool answer)
 	{
 		if(answer == false)
 			return;
-		m_menu->deleteWorld(m_spec);
+		m_menu->deleteWorld(m_paths);
 	}
 	WorldSpec m_spec;
 	GUIMainMenu *m_menu;
+	std::vector<std::string> m_paths;
 };
 
 enum
@@ -819,12 +823,25 @@ bool GUIMainMenu::OnEvent(const SEvent& event)
 							)->drop();
 				} else {
 					WorldSpec spec = m_data->worlds[cur.selected_world];
+					// Get files and directories involved
+					std::vector<std::string> paths;
+					paths.push_back(spec.path);
+					fs::GetRecursiveSubPaths(spec.path, paths);
+					// Launch confirmation dialog
 					ConfirmDestDeleteWorld *dest = new
-							ConfirmDestDeleteWorld(spec, this);
+							ConfirmDestDeleteWorld(spec, this, paths);
+					std::wstring text = wgettext("Delete world");
+					text += L" \"";
+					text += narrow_to_wide(spec.name);
+					text += L"\"?\n\n";
+					text += wgettext("Files to be deleted");
+					text += L":\n";
+					for(u32 i=0; i<paths.size(); i++){
+						if(i == 3){ text += L"..."; break; }
+						text += narrow_to_wide(paths[i]) + L"\n";
+					}
 					(new GUIConfirmMenu(env, parent, -1, menumgr, dest,
-							(std::wstring(wgettext("Delete world "))
-							+L"\""+narrow_to_wide(spec.name)+L"\"?").c_str()
-							))->drop();
+							text.c_str()))->drop();
 				}
 				return true;
 			}
@@ -889,12 +906,18 @@ void GUIMainMenu::createNewWorld(std::wstring name, std::string gameid)
 	quitMenu();
 }
 
-void GUIMainMenu::deleteWorld(WorldSpec spec)
+void GUIMainMenu::deleteWorld(const std::vector<std::string> &paths)
 {
-	if(!spec.isValid())
-		return;
+	// Delete files
+	bool did = fs::DeletePaths(paths);
+	if(!did){
+		GUIMessageMenu *menu = new GUIMessageMenu(env, parent,
+				-1, menumgr, wgettext("Failed to delete all world files"));
+		menu->drop();
+	}
+	// Quit menu to refresh it
 	acceptInput();
-	m_data->delete_world_spec = spec;
+	m_data->only_refresh = true;
 	quitMenu();
 }
 	

src/guiMainMenu.h

@@ -47,9 +47,9 @@ struct MainMenuData
 	int selected_world;
 	bool simple_singleplayer_mode;
 	// Actions
-	WorldSpec delete_world_spec;
 	std::wstring create_world_name;
 	std::string create_world_gameid;
+	bool only_refresh;
 
 	std::vector<WorldSpec> worlds;
 	std::vector<SubgameSpec> games;
@@ -64,7 +64,9 @@ struct MainMenuData
 		creative_mode(false),
 		enable_damage(false),
 		selected_world(0),
-		simple_singleplayer_mode(false)
+		simple_singleplayer_mode(false),
+		// Actions
+		only_refresh(false)
 	{}
 };
 
@@ -88,7 +90,7 @@ public:
 	{ return m_accepted; }
 	bool OnEvent(const SEvent& event);
 	void createNewWorld(std::wstring name, std::string gameid);
-	void deleteWorld(WorldSpec spec);
+	void deleteWorld(const std::vector<std::string> &paths);
 	int getTab();
 	
 private:

src/main.cpp

@@ -1446,6 +1446,24 @@ int main(int argc, char *argv[])
 
 				if(skip_main_menu == false)
 				{
+					video::IVideoDriver* driver = device->getVideoDriver();
+					
+					infostream<<"Waiting for other menus"<<std::endl;
+					while(device->run() && kill == false)
+					{
+						if(noMenuActive())
+							break;
+						driver->beginScene(true, true,
+								video::SColor(255,128,128,128));
+						drawMenuBackground(driver);
+						guienv->drawAll();
+						driver->endScene();
+						// On some computers framerate doesn't seem to be
+						// automatically limited
+						sleep_ms(25);
+					}
+					infostream<<"Waited for other menus"<<std::endl;
+
 					GUIMainMenu *menu =
 							new GUIMainMenu(guienv, guiroot, -1, 
 								&g_menumgr, &menudata, g_gamecallback);
@@ -1463,8 +1481,6 @@ int main(int argc, char *argv[])
 						error_message = L"";
 					}
 
-					video::IVideoDriver* driver = device->getVideoDriver();
-					
 					infostream<<"Created main menu"<<std::endl;
 
 					while(device->run() && kill == false)
@@ -1538,19 +1554,13 @@ int main(int argc, char *argv[])
 					infostream<<"Selected world: "<<worldspec.name
 							<<" ["<<worldspec.path<<"]"<<std::endl;
 				}
-				
-				// Delete world if requested
-				if(menudata.delete_world_spec.isValid())
-				{
-					bool r = fs::RecursiveDeleteContent(
-							menudata.delete_world_spec.path);
-					if(r == false){
-						error_message = L"World delete failed";
-						errorstream<<wide_to_narrow(error_message)<<std::endl;
-					}
+
+				// Only refresh if so requested
+				if(menudata.only_refresh){
+					infostream<<"Refreshing menu"<<std::endl;
 					continue;
 				}
-
+				
 				// Create new world if requested
 				if(menudata.create_world_name != L"")
 				{