Merge remote-tracking branch 'refs/remotes/origin/main'

src/client/gui/Gui.cpp

@@ -1,6 +1,7 @@
 #include "Gui.h"
 #include "Font.h"
 #include "client/Options.h"
+#include "platform/input/Keyboard.h"
 #include "screens/IngameBlockSelectionScreen.h"
 #include "../Minecraft.h"
 #include "../player/LocalPlayer.h"
@@ -87,14 +88,16 @@ void Gui::render(float a, bool mouseFree, int xMouse, int yMouse) {
     // F: 3
 	int ySlot = screenHeight - 16 - 3;
 
-	if (minecraft->gameMode->canHurtPlayer()) {
-		minecraft->textures->loadAndBindTexture("gui/icons.png");
-		Tesselator& t = Tesselator::instance;
-		t.beginOverride();
-		t.colorABGR(0xffffffff);
-		renderHearts();
-		renderBubbles();
-		t.endOverrideAndDraw();
+	if (!minecraft->options.getBooleanValue(OPTIONS_HIDEGUI)) {
+		if (minecraft->gameMode->canHurtPlayer()) {
+			minecraft->textures->loadAndBindTexture("gui/icons.png");
+			Tesselator& t = Tesselator::instance;
+			t.beginOverride();
+			t.colorABGR(0xffffffff);
+			renderHearts();
+			renderBubbles();
+			t.endOverrideAndDraw();
+		}
 	}
 
 	if(minecraft->player->getSleepTimer() > 0) {
@@ -106,7 +109,7 @@ void Gui::render(float a, bool mouseFree, int xMouse, int yMouse) {
 		glEnable(GL_ALPHA_TEST);
 		glEnable(GL_DEPTH_TEST);
 	}
-
+	if (!minecraft->options.getBooleanValue(OPTIONS_HIDEGUI)) {
 	renderToolBar(a, ySlot, screenWidth);
 
 	glEnable(GL_BLEND);
@@ -122,6 +125,7 @@ void Gui::render(float a, bool mouseFree, int xMouse, int yMouse) {
 	if (minecraft->options.getBooleanValue(OPTIONS_RENDER_DEBUG))
 		renderDebugInfo();
 #endif
+	}
 
     glDisable(GL_BLEND);
 	glEnable2(GL_ALPHA_TEST);
@@ -201,6 +205,10 @@ void Gui::handleClick(int button, int x, int y) {
 
 void Gui::handleKeyPressed(int key)
 {
+	if (key == Keyboard::KEY_F1) {
+		minecraft->options.toggle(OPTIONS_HIDEGUI);
+	}
+	
 	if (key == 99)
 	{
 		if (minecraft->player->inventory->selected > 0)
@@ -516,7 +524,8 @@ void Gui::renderProgressIndicator( const bool isTouchInterface, const int screen
 	ItemInstance* currentItem = minecraft->player->inventory->getSelected();
 	bool bowEquipped = currentItem != NULL ? currentItem->getItem() == Item::bow : false;
 	bool itemInUse = currentItem != NULL ? currentItem->getItem() == minecraft->player->getUseItem()->getItem() : false;
-	if (!isTouchInterface || minecraft->options.getBooleanValue(OPTIONS_IS_JOY_TOUCH_AREA) || (bowEquipped && itemInUse)) {
+	if ((!isTouchInterface || minecraft->options.getBooleanValue(OPTIONS_IS_JOY_TOUCH_AREA) 
+	|| (bowEquipped && itemInUse)) && !minecraft->options.getBooleanValue(OPTIONS_HIDEGUI)) {
 		minecraft->textures->loadAndBindTexture("gui/icons.png");
 		glEnable(GL_BLEND);
 		glBlendFunc2(GL_ONE_MINUS_DST_COLOR, GL_ONE_MINUS_SRC_COLOR);
@@ -585,11 +594,14 @@ void Gui::renderHearts() {
 	int oh = minecraft->player->lastHealth;
 	random.setSeed(tickCount * 312871);
 
-	int xx = 2;//screenWidth / 2 - getNumSlots() * 10;
+	int screenWidth = (int)(minecraft->width * InvGuiScale);
+	int screenHeight = (int)(minecraft->height * InvGuiScale);
+
+	int xx = (minecraft->options.getBooleanValue(OPTIONS_BAR_ON_TOP)) ? screenWidth / 2 - getNumSlots() * 10 - 1 : 2;
 
 	int armor = minecraft->player->getArmorValue();
 	for (int i = 0; i < Player::MAX_HEALTH / 2; i++) {
-		int yo = 2;
+		int yo = (minecraft->options.getBooleanValue(OPTIONS_BAR_ON_TOP)) ? screenHeight - 32 : 2;
 		int ip2 = i + i + 1;
 
 		if (armor > 0) {
@@ -617,11 +629,15 @@ void Gui::renderHearts() {
 
 void Gui::renderBubbles() {
 	if (minecraft->player->isUnderLiquid(Material::water)) {
-		int yo = 12;
+		int screenWidth = (int)(minecraft->width * InvGuiScale);
+		int screenHeight = (int)(minecraft->height * InvGuiScale);
+		
+		int xx = (minecraft->options.getBooleanValue(OPTIONS_BAR_ON_TOP)) ? screenWidth / 2 - getNumSlots() * 10 - 1 : 2;
+		int yo = (minecraft->options.getBooleanValue(OPTIONS_BAR_ON_TOP)) ? screenHeight - 42 : 12;
 		int count = (int) std::ceil((minecraft->player->airSupply - 2) * 10.0f / Player::TOTAL_AIR_SUPPLY);
 		int extra = (int) std::ceil((minecraft->player->airSupply) * 10.0f / Player::TOTAL_AIR_SUPPLY) - count;
 		for (int i = 0; i < count + extra; i++) {
-			int xo =  i * 8 + 2;
+			int xo =  i * 8 + xx;
 			if (i < count) blit(xo, yo, 16, 9 * 2, 9, 9);
 			else blit(xo, yo, 16 + 9, 9 * 2, 9, 9);
 		}

src/client/gui/Screen.cpp

@@ -78,6 +78,14 @@ void Screen::updateEvents()
 void Screen::mouseEvent()
 {
 	const MouseAction& e = Mouse::getEvent();
+	// forward wheel events to subclasses
+	if (e.action == MouseAction::ACTION_WHEEL) {
+		int xm = e.x * width / minecraft->width;
+		int ym = e.y * height / minecraft->height - 1;
+		mouseWheel(e.dx, e.dy, xm, ym);
+		return;
+	}
+
 	if (!e.isButton())
 		return;
 

src/client/gui/Screen.h

@@ -57,6 +57,9 @@ protected:
 	virtual void mouseClicked(int x, int y, int buttonNum);
 	virtual void mouseReleased(int x, int y, int buttonNum);
 
+	// mouse wheel movement (dx/dy are wheel deltas, xm/ym are GUI coords)
+	virtual void mouseWheel(int dx, int dy, int xm, int ym) {}
+
 	virtual void keyPressed(int eventKey);
 	virtual void charPressed(char inputChar);
 public:

src/client/gui/components/ScrollingPane.cpp

@@ -548,6 +548,14 @@ void ScrollingPane::stepThroughDecelerationAnimation(bool noAnimation) {
 	}
 }
 
+void ScrollingPane::scrollBy(float dx, float dy) {
+	// adjust the translation offsets fpx/fpy by the requested amount
+	float nfpx = fpx + dx;
+	float nfpy = fpy + dy;
+	// convert back to content offset (fpx = -contentOffset.x)
+	setContentOffset(Vec3(-nfpx, -nfpy, 0));
+}
+
 void ScrollingPane::setContentOffset(float x, float y) {
 	this->setContentOffsetWithAnimation(Vec3(x, y, 0), false);
 }

src/client/gui/components/ScrollingPane.h

@@ -51,6 +51,10 @@ public:
 	void tick();
 	void render(int xm, int ym, float alpha);
 
+	// scroll the content by the given amount (dx horizontal, dy vertical)
+	// positive values move content downward/rightward
+	void scrollBy(float dx, float dy);
+
 	bool getGridItemFor_slow(int itemIndex, GridItem& out);
 
 	void setSelected(int id, bool selected);

src/client/gui/screens/CreditsScreen.cpp

@@ -38,7 +38,8 @@ void CreditsScreen::init() {
     _lines.push_back("InviseDivine");
     _lines.push_back("Kolyah35");
     _lines.push_back("");
-    _lines.push_back("[Gold]Join our Discord server:[/Gold] [Green]url.....[/Green]");
+    // avoid color tags around the URL so it isn't mangled by the parser please
+    _lines.push_back("Join our Discord server: https://discord.gg/c58YesBxve");
     _scrollSpeed = 0.5f;
     _scrollY = height; // start below screen
 }

src/client/gui/screens/IngameBlockSelectionScreen.cpp

@@ -202,6 +202,25 @@ void IngameBlockSelectionScreen::keyPressed(int eventKey)
 #endif
 }
 
+//------------------------------------------------------------------------------
+// wheel support for creative inventory; scroll moves selection vertically
+void IngameBlockSelectionScreen::mouseWheel(int dx, int dy, int xm, int ym)
+{
+	if (dy == 0) return;
+	// just move selection up/down one row; desktop UI doesn't have a pane
+	int cols = InventoryCols;
+	int maxIndex = InventorySize - 1;
+	int idx = selectedItem;
+	if (dy > 0) {
+		// wheel up -> previous row
+		if (idx >= cols) idx -= cols;
+	} else {
+		// wheel down -> next row
+		if (idx + cols <= maxIndex) idx += cols;
+	}
+	selectedItem = idx;
+}
+
 int IngameBlockSelectionScreen::getSelectedSlot(int x, int y)
 {
 	int left = width / 2 - InventoryCols * 10;

src/client/gui/screens/IngameBlockSelectionScreen.h

@@ -23,6 +23,9 @@ protected:
 
 	virtual void buttonClicked(Button* button);
 
+	// wheel input for creative inventory scrolling
+	virtual void mouseWheel(int dx, int dy, int xm, int ym) override;
+
 	virtual void keyPressed(int eventKey);
 private:
 	void renderSlots();

src/client/gui/screens/JoinByIPScreen.cpp

@@ -0,0 +1,140 @@
+#include "JoinByIPScreen.h"
+
+#include "JoinGameScreen.h"
+#include "StartMenuScreen.h"
+#include "ProgressScreen.h"
+#include "../Font.h"
+#include "../../../network/RakNetInstance.h"
+#include "client/gui/components/TextBox.h"
+#include "network/ClientSideNetworkHandler.h"
+
+JoinByIPScreen::JoinByIPScreen() :
+    tIP(0, "Server IP"),
+    bHeader(1, "Join on server"),
+	bJoin(  2, "Join Game"),
+	bBack(  3, "")
+{
+	bJoin.active = false;
+	//gamesList->yInertia = 0.5f;
+}
+
+JoinByIPScreen::~JoinByIPScreen()
+{
+}
+
+void JoinByIPScreen::buttonClicked(Button* button)
+{
+	if (button->id == bJoin.id)
+	{            
+        minecraft->isLookingForMultiplayer = true;
+	    minecraft->netCallback = new ClientSideNetworkHandler(minecraft, minecraft->raknetInstance);
+
+        minecraft->joinMultiplayerFromString(tIP.text);
+        {
+
+            bJoin.active = false;
+            bBack.active = false;
+            minecraft->setScreen(new ProgressScreen());
+        }
+	}
+	if (button->id == bBack.id)
+	{
+		minecraft->cancelLocateMultiplayer();
+		minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
+	}
+}
+
+bool JoinByIPScreen::handleBackEvent(bool isDown)
+{
+	if (!isDown)
+	{
+		minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
+	}
+	return true;
+}
+
+void JoinByIPScreen::tick()
+{
+	bJoin.active = !tIP.text.empty();
+}
+
+void JoinByIPScreen::init()
+{
+    ImageDef def;
+	def.name = "gui/touchgui.png";
+	def.width = 34;
+	def.height = 26;
+
+	def.setSrc(IntRectangle(150, 0, (int)def.width, (int)def.height));
+	bBack.setImageDef(def, true);
+
+	buttons.push_back(&bJoin);
+	buttons.push_back(&bBack);
+	buttons.push_back(&bHeader);
+    
+    textBoxes.push_back(&tIP);
+#ifdef ANDROID
+	tabButtons.push_back(&bJoin);
+	tabButtons.push_back(&bBack);
+    tabButtons.push_back(&bHeader);
+#endif
+}
+
+void JoinByIPScreen::setupPositions() {
+    int tIpDiff = 40;
+    
+	bJoin.y   = height * 2 / 3;
+	bBack.y   = 0;
+	bHeader.y = 0;
+
+	// Center buttons
+	//bJoin.x = width / 2 - 4 - bJoin.w;
+	bBack.x = width - bBack.width;//width / 2 + 4;
+    
+    bJoin.x = (width - bJoin.width) / 2;
+	
+    bHeader.x = 0;
+	bHeader.width = width - bBack.width;
+
+    tIP.width = bJoin.width + tIpDiff;
+    tIP.height = 16;
+    tIP.x = bJoin.x - tIpDiff / 2;
+    tIP.y     = ((height - bJoin.height) / 2) - tIP.height - 4;
+}
+
+void JoinByIPScreen::mouseClicked(int x, int y, int buttonNum) {
+    int lvlTop = tIP.y - (Font::DefaultLineHeight + 4);
+    int lvlBottom = tIP.y + tIP.height;
+    int lvlLeft = tIP.x;
+    int lvlRight = tIP.x + tIP.width;
+    bool clickedIP = x >= lvlLeft && x < lvlRight && y >= lvlTop && y < lvlBottom;
+
+    if (clickedIP) {
+        tIP.setFocus(minecraft);
+    } else {
+        tIP.loseFocus(minecraft);
+    }
+
+    Screen::mouseClicked(x, y, buttonNum);
+}
+void JoinByIPScreen::render( int xm, int ym, float a )
+{
+	renderBackground();
+	Screen::render(xm, ym, a);
+}
+
+void JoinByIPScreen::keyPressed(int eventKey)
+{
+    if (eventKey == Keyboard::KEY_ESCAPE) {
+        minecraft->screenChooser.setScreen(SCREEN_STARTMENU);
+        return;
+    }
+    // let base class handle navigation and text box keys
+    Screen::keyPressed(eventKey);
+}
+
+void JoinByIPScreen::keyboardNewChar(char inputChar)
+{
+    // forward character input to focused textbox(s)
+    for (auto* tb : textBoxes) tb->handleChar(inputChar);
+}

src/client/gui/screens/JoinByIPScreen.h

@@ -0,0 +1,30 @@
+
+#include "../Screen.h"
+#include "../components/Button.h"
+#include "../../Minecraft.h"
+#include "client/gui/components/ImageButton.h"
+#include "client/gui/components/TextBox.h"
+
+class JoinByIPScreen: public Screen
+{
+public:
+	JoinByIPScreen();
+	virtual ~JoinByIPScreen();
+
+	void init();
+	void setupPositions();
+
+	virtual void tick();
+    void render(int xm, int ym, float a);
+
+	virtual void keyPressed(int eventKey);
+	virtual void keyboardNewChar(char inputChar);
+	void buttonClicked(Button* button);
+    virtual void mouseClicked(int x, int y, int buttonNum);
+    virtual bool handleBackEvent(bool isDown);
+private:
+    TextBox tIP;
+    Touch::THeader bHeader;
+	Touch::TButton bJoin;
+	ImageButton bBack;
+};

src/client/gui/screens/OptionsScreen.cpp

@@ -69,6 +69,7 @@ void OptionsScreen::init() {
 	categoryButtons.push_back(new Touch::TButton(3, "Game"));
 	categoryButtons.push_back(new Touch::TButton(4, "Controls"));
 	categoryButtons.push_back(new Touch::TButton(5, "Graphics"));
+	categoryButtons.push_back(new Touch::TButton(6, "Tweaks"));
 
 	btnCredits = new Touch::TButton(11, "Credits");
 
@@ -192,6 +193,7 @@ void OptionsScreen::generateOptionScreens() {
 	optionPanes.push_back(new OptionsGroup("options.group.game"));
 	optionPanes.push_back(new OptionsGroup("options.group.control"));
 	optionPanes.push_back(new OptionsGroup("options.group.graphics"));
+	optionPanes.push_back(new OptionsGroup("options.group.tweaks"));
 
 	// General Pane
 	optionPanes[0]->addOptionItem(OPTIONS_USERNAME, minecraft)
@@ -228,6 +230,9 @@ void OptionsScreen::generateOptionScreens() {
 		.addOptionItem(OPTIONS_ANAGLYPH_3D, minecraft)
 		.addOptionItem(OPTIONS_VIEW_BOBBING, minecraft)
 		.addOptionItem(OPTIONS_AMBIENT_OCCLUSION, minecraft);
+	
+	optionPanes[4]->addOptionItem(OPTIONS_ALLOW_SPRINT, minecraft)
+		.addOptionItem(OPTIONS_BAR_ON_TOP, minecraft);
 }
 
 void OptionsScreen::mouseClicked(int x, int y, int buttonNum) {

src/client/gui/screens/ScreenChooser.cpp

@@ -5,6 +5,7 @@
 #include "PauseScreen.h"
 #include "RenameMPLevelScreen.h"
 #include "IngameBlockSelectionScreen.h"
+#include "JoinByIPScreen.h"
 #include "touch/TouchStartMenuScreen.h"
 #include "touch/TouchSelectWorldScreen.h"
 #include "touch/TouchJoinGameScreen.h"
@@ -20,13 +21,13 @@ Screen* ScreenChooser::createScreen( ScreenId id )
 
 	if (_mc->useTouchscreen()) {
 		switch (id) {
-		case SCREEN_STARTMENU:	screen = new Touch::StartMenuScreen();	break;
-		case SCREEN_SELECTWORLD:screen = new Touch::SelectWorldScreen();break;
-		case SCREEN_JOINGAME:	screen = new Touch::JoinGameScreen();	break;
-		case SCREEN_PAUSE:	    screen = new PauseScreen(false); break;
-		case SCREEN_PAUSEPREV:	screen = new PauseScreen(true);	 break;
-		case SCREEN_BLOCKSELECTION:	screen = new Touch::IngameBlockSelectionScreen();	break;
-
+		case SCREEN_STARTMENU:	     screen = new Touch::StartMenuScreen();	break;
+		case SCREEN_SELECTWORLD:     screen = new Touch::SelectWorldScreen();break;
+		case SCREEN_JOINGAME:	     screen = new Touch::JoinGameScreen();	break;
+		case SCREEN_PAUSE:	         screen = new PauseScreen(false); break;
+		case SCREEN_PAUSEPREV:	     screen = new PauseScreen(true);	 break;
+		case SCREEN_BLOCKSELECTION:	 screen = new Touch::IngameBlockSelectionScreen();	break;
+		case SCREEN_JOINBYIP:        screen = new JoinByIPScreen(); break;
 		case SCREEN_NONE:
 		default:
 			// Do nothing
@@ -34,12 +35,13 @@ Screen* ScreenChooser::createScreen( ScreenId id )
 		}
 	} else {
 		switch (id) {
-		case SCREEN_STARTMENU:	screen = new StartMenuScreen();  break;
-		case SCREEN_SELECTWORLD:screen = new SelectWorldScreen();break;
-		case SCREEN_JOINGAME:	screen = new JoinGameScreen();   break;
-		case SCREEN_PAUSE:	    screen = new PauseScreen(false); break;
-		case SCREEN_PAUSEPREV:	screen = new PauseScreen(true);	 break;
-		case SCREEN_BLOCKSELECTION:	screen = new IngameBlockSelectionScreen();	break;
+		case SCREEN_STARTMENU:	     screen = new StartMenuScreen();  break;
+		case SCREEN_SELECTWORLD:     screen = new SelectWorldScreen();break;
+		case SCREEN_JOINGAME:	     screen = new JoinGameScreen();   break;
+		case SCREEN_PAUSE:	         screen = new PauseScreen(false); break;
+		case SCREEN_PAUSEPREV:	     screen = new PauseScreen(true);	 break;
+		case SCREEN_BLOCKSELECTION:	 screen = new IngameBlockSelectionScreen();	break;
+		case SCREEN_JOINBYIP:        screen = new JoinByIPScreen(); break;
 
 		case SCREEN_NONE:
 		default:

src/client/gui/screens/ScreenChooser.h

@@ -8,7 +8,8 @@ enum ScreenId {
 	SCREEN_PAUSE,
 	SCREEN_PAUSEPREV,
 	SCREEN_SELECTWORLD,
-	SCREEN_BLOCKSELECTION
+	SCREEN_BLOCKSELECTION,
+	SCREEN_JOINBYIP
 };
 
 class Screen;

src/client/gui/screens/SelectWorldScreen.cpp

@@ -356,7 +356,7 @@ void SelectWorldScreen::render( int xm, int ym, float a )
 	worldsList->setComponentSelected(bWorldView.selected);
 	// #ifdef PLATFORM_DESKTOP
 
-	// We should add scrolling with mouse wheel but currently i dont know how to implement it
+	// desktop: render the list normally (mouse wheel handled separately below)
 	if (_mouseHasBeenUp)
 		worldsList->render(xm, ym, a);
 	else {
@@ -412,6 +412,28 @@ std::string SelectWorldScreen::getUniqueLevelName( const std::string& level )
 
 bool SelectWorldScreen::isInGameScreen() { return true;  }
 
+void SelectWorldScreen::mouseWheel(int dx, int dy, int xm, int ym)
+{
+	if (!worldsList)
+		return;
+	if (dy == 0)
+		return;
+	int num = worldsList->getNumberOfItems();
+	int idx = worldsList->selectedItem;
+	if (dy > 0) {
+		if (idx > 0) {
+			idx--;
+			worldsList->stepLeft();
+		}
+	} else {
+		if (idx < num - 1) {
+			idx++;
+			worldsList->stepRight();
+		}
+	}
+	worldsList->selectedItem = idx;
+}
+
 void SelectWorldScreen::keyPressed( int eventKey )
 {
 	if (bWorldView.selected) {

src/client/gui/screens/SelectWorldScreen.h

@@ -89,6 +89,9 @@ public:
 
 	void render(int xm, int ym, float a);
 
+	// mouse wheel scroll (new in desktop implementation)
+	virtual void mouseWheel(int dx, int dy, int xm, int ym);
+
 	bool isInGameScreen();
 private:
 	void loadLevelSource();

src/client/gui/screens/SimpleChooseLevelScreen.cpp

@@ -12,11 +12,13 @@
 SimpleChooseLevelScreen::SimpleChooseLevelScreen(const std::string& levelName)
 :   bHeader(0),
     bGamemode(0),
+    bCheats(0),
     bBack(0),
     bCreate(0),
     levelName(levelName),
     hasChosen(false),
     gamemode(GameType::Survival),
+    cheatsEnabled(false),
     tLevelName(0, "World name"),
     tSeed(1, "World seed")
 {
@@ -26,12 +28,20 @@ SimpleChooseLevelScreen::~SimpleChooseLevelScreen()
 {
     if (bHeader) delete bHeader;
     delete bGamemode;
+    delete bCheats;
     delete bBack;
     delete bCreate;
 }
 
 void SimpleChooseLevelScreen::init()
 {
+    // make sure the base class loads the existing level list; the
+    // derived screen uses ChooseLevelScreen::getUniqueLevelName(), which
+    // depends on `levels` being populated.  omitting this used to result
+    // in duplicate IDs ("creating the second world would load the
+    // first") when the name already existed.
+    ChooseLevelScreen::init();
+
     tLevelName.text = "New world";
 
     // header + close button
@@ -48,18 +58,22 @@ void SimpleChooseLevelScreen::init()
     }
     if (minecraft->useTouchscreen()) {
         bGamemode = new Touch::TButton(1, "Survival mode");
+        bCheats  = new Touch::TButton(4, "Cheats: Off");
         bCreate  = new Touch::TButton(3, "Create");
     } else {
         bGamemode = new Button(1, "Survival mode");
+        bCheats  = new Button(4, "Cheats: Off");
         bCreate  = new Button(3, "Create");
     }
 
     buttons.push_back(bHeader);
     buttons.push_back(bBack);
     buttons.push_back(bGamemode);
+    buttons.push_back(bCheats);
     buttons.push_back(bCreate);
 
     tabButtons.push_back(bGamemode);
+    tabButtons.push_back(bCheats);
     tabButtons.push_back(bBack);
     tabButtons.push_back(bCreate);
 
@@ -94,16 +108,26 @@ void SimpleChooseLevelScreen::setupPositions()
     tSeed.x = tLevelName.x;
     tSeed.y = tLevelName.y + 30;
 
-    bGamemode->width = 140;
-    bGamemode->x = centerX - bGamemode->width / 2;
-    // compute vertical centre for gamemode in remaining space
+    const int buttonWidth = 120;
+    const int buttonSpacing = 10;
+    const int totalButtonWidth = buttonWidth * 2 + buttonSpacing;
+
+    bGamemode->width = buttonWidth;
+    bCheats->width = buttonWidth;
+
+    bGamemode->x = centerX - totalButtonWidth / 2;
+    bCheats->x = bGamemode->x + buttonWidth + buttonSpacing;
+
+    // compute vertical centre for buttons in remaining space
     {
         int bottomPad = 20;
         int availTop = buttonHeight + 20 + 30 + 10; // just below seed
         int availBottom = height - bottomPad - bCreate->height - 10; // leave some gap before create
         int availHeight = availBottom - availTop;
         if (availHeight < 0) availHeight = 0;
-        bGamemode->y = availTop + (availHeight - bGamemode->height) / 2;
+        int y = availTop + (availHeight - bGamemode->height) / 2;
+        bGamemode->y = y;
+        bCheats->y = y;
     }
 
     bCreate->width = 100;
@@ -124,14 +148,14 @@ void SimpleChooseLevelScreen::render( int xm, int ym, float a )
     renderDirtBackground(0);
     glEnable2(GL_BLEND);
 
-    const char* str = NULL;
+    const char* modeDesc = NULL;
     if (gamemode == GameType::Survival) {
-        str = "Mobs, health and gather resources";
+        modeDesc = "Mobs, health and gather resources";
     } else if (gamemode == GameType::Creative) {
-        str = "Unlimited resources and flying";
+        modeDesc = "Unlimited resources and flying";
     }
-    if (str) {
-        drawCenteredString(minecraft->font, str, width/2, bGamemode->y + bGamemode->height + 4, 0xffcccccc);
+    if (modeDesc) {
+        drawCenteredString(minecraft->font, modeDesc, width / 2, bGamemode->y + bGamemode->height + 4, 0xffcccccc);
     }
 
     drawString(minecraft->font, "World name:", tLevelName.x, tLevelName.y - Font::DefaultLineHeight - 2, 0xffcccccc);
@@ -188,6 +212,12 @@ void SimpleChooseLevelScreen::buttonClicked( Button* button )
         return;
     }
 
+    if (button == bCheats) {
+        cheatsEnabled = !cheatsEnabled;
+        bCheats->msg = cheatsEnabled ? "Cheats: On" : "Cheats: Off";
+        return;
+    }
+
     if (button == bCreate && !tLevelName.text.empty()) {
         int seed = getEpochTimeS();
         if (!tSeed.text.empty()) {
@@ -200,7 +230,7 @@ void SimpleChooseLevelScreen::buttonClicked( Button* button )
             }
         }
         std::string levelId = getUniqueLevelName(tLevelName.text);
-        LevelSettings settings(seed, gamemode);
+        LevelSettings settings(seed, gamemode, cheatsEnabled);
         minecraft->selectLevel(levelId, levelId, settings);
         minecraft->hostMultiplayer();
         minecraft->setScreen(new ProgressScreen());

src/client/gui/screens/SimpleChooseLevelScreen.h

@@ -28,12 +28,14 @@ public:
 private:
 	Touch::THeader* bHeader;
 	Button* bGamemode;
+	Button* bCheats;
 	ImageButton* bBack;
 	Button* bCreate;
 	bool hasChosen;
 
 	std::string levelName;
 	int gamemode;
+	bool cheatsEnabled;
 
 	TextBox tLevelName;
 	TextBox tSeed;

src/client/gui/screens/StartMenuScreen.cpp

@@ -6,6 +6,7 @@
 #include "OptionsScreen.h"
 #include "PauseScreen.h"
 #include "PrerenderTilesScreen.h" // test button
+#include "../components/ImageButton.h"
 
 #include "../../../util/Mth.h"
 
@@ -24,7 +25,8 @@
 StartMenuScreen::StartMenuScreen()
 :	bHost(    2, 0, 0, 160, 24, "Start Game"),
 	bJoin(    3, 0, 0, 160, 24, "Join Game"),
-	bOptions( 4, 0, 0,  78, 22, "Options")
+	bOptions( 4, 0, 0,  78, 22, "Options"),
+	bQuit(    5, "")
 {
 }
 
@@ -53,10 +55,18 @@ void StartMenuScreen::init()
 		tabButtons.push_back(&bOptions);
 	#endif
 
-	#ifdef DEMO_MODE
-		buttons.push_back(&bBuy);
-		tabButtons.push_back(&bBuy);
-	#endif
+    // add quit button (top right X icon) – match OptionsScreen style
+    {
+        ImageDef def;
+        def.name = "gui/touchgui.png";
+        def.width = 34;
+        def.height = 26;
+        def.setSrc(IntRectangle(150, 0, (int)def.width, (int)def.height));
+        bQuit.setImageDef(def, true);
+        bQuit.scaleWhenPressed = false;
+        buttons.push_back(&bQuit);
+        // don't include in tab navigation
+    }
 
 	copyright = "\xffMojang AB";//. Do not distribute!";
 
@@ -99,8 +109,9 @@ void StartMenuScreen::setupPositions() {
 	bJoin.x = (width - bJoin.width) / 2;
 	bOptions.x = (width - bJoin.width) / 2;
 
-	copyrightPosX = width - minecraft->font->width(copyright) - 1;
-	versionPosX = (width - minecraft->font->width(version)) / 2;// - minecraft->font->width(version) - 2;
+    // position quit icon at top-right (use image-defined size)
+    bQuit.x = width - bQuit.width;
+    bQuit.y = 0;
 }
 
 void StartMenuScreen::tick() {
@@ -129,6 +140,10 @@ void StartMenuScreen::buttonClicked(Button* button) {
 	{
 		minecraft->setScreen(new OptionsScreen());
 	}
+	if (button == &bQuit)
+	{
+		minecraft->quit();
+	}
 }
 
 bool StartMenuScreen::isInGameScreen() { return false; }
@@ -137,6 +152,10 @@ void StartMenuScreen::render( int xm, int ym, float a )
 {
 	renderBackground();
 
+	// Show current username in the top-left corner
+	std::string username = minecraft->options.username.empty() ? "unknown" : minecraft->options.username;
+	drawString(font, std::string("Username: ") + username, 2, 2, 0xffffffff);
+
 #if defined(RPI)
 	TextureId id = minecraft->textures->loadTexture("gui/pi_title.png");
 #else

src/client/gui/screens/StartMenuScreen.h

@@ -3,6 +3,7 @@
 
 #include "../Screen.h"
 #include "../components/Button.h"
+#include "../components/ImageButton.h"
 
 class StartMenuScreen: public Screen
 {
@@ -25,6 +26,7 @@ private:
 	Button bHost;
 	Button bJoin;
 	Button bOptions;
+	ImageButton bQuit; // X button in top-right corner
 
 	std::string copyright;
 	int copyrightPosX;

src/client/gui/screens/UsernameScreen.cpp

@@ -33,15 +33,16 @@ void UsernameScreen::setupPositions()
     int cx = width / 2;
     int cy = height / 2;
 
-    _btnDone.width  = 120;
-    _btnDone.height = 20;
+    // Make the done button match the touch-style option tabs
+    _btnDone.width  = 66;
+    _btnDone.height = 26;
     _btnDone.x = (width - _btnDone.width) / 2;
     _btnDone.y = height / 2 + 52;
 
-    tUsername.x = _btnDone.x;
-    tUsername.y = _btnDone.y - 60;
     tUsername.width = 120;
     tUsername.height = 20;
+    tUsername.x = (width - tUsername.width) / 2;
+    tUsername.y = _btnDone.y - 60;
 }
 
 void UsernameScreen::tick()
@@ -58,9 +59,10 @@ void UsernameScreen::keyPressed(int eventKey)
     }
 
     // deliberately do NOT call super::keyPressed — that would close the screen on Escape
-    _btnDone.active = !tUsername.text.empty();
-
     Screen::keyPressed(eventKey);
+
+    // enable the Done button only when there is some text (and ensure it updates after backspace)
+    _btnDone.active = !tUsername.text.empty();
 }
 
 void UsernameScreen::removed()

src/client/gui/screens/touch/TouchIngameBlockSelectionScreen.cpp

@@ -153,6 +153,11 @@ int IngameBlockSelectionScreen::getSlotPosY(int slotY) {
 	return height - 16 - 3 - 22 * 2 - 22 * slotY;
 }
 
+int IngameBlockSelectionScreen::getSlotHeight() {
+	// same as non-touch implementation
+	return 22;
+}
+
 void IngameBlockSelectionScreen::mouseClicked(int x, int y, int buttonNum) {
 	_pendingClose = _blockList->_clickArea->isInside((float)x, (float)y);
 	if (!_pendingClose)
@@ -166,6 +171,24 @@ void IngameBlockSelectionScreen::mouseReleased(int x, int y, int buttonNum) {
 		super::mouseReleased(x, y, buttonNum);
 }
 
+void IngameBlockSelectionScreen::mouseWheel(int dx, int dy, int xm, int ym)
+{
+	if (dy == 0) return;
+	if (_blockList) {
+		float amount = -dy * getSlotHeight();
+		_blockList->scrollBy(0, amount);
+	}
+	int cols = InventoryColumns;
+	int maxIndex = InventorySize - 1;
+	int idx = selectedItem;
+	if (dy > 0) {
+		if (idx >= cols) idx -= cols;
+	} else {
+		if (idx + cols <= maxIndex) idx += cols;
+	}
+	selectedItem = idx;
+}
+
 bool IngameBlockSelectionScreen::addItem(const InventoryPane* pane, int itemId)
 {
 	Inventory* inventory = minecraft->player->inventory;

src/client/gui/screens/touch/TouchIngameBlockSelectionScreen.h

@@ -39,12 +39,16 @@ public:
 protected:
 	virtual void mouseClicked(int x, int y, int buttonNum);
 	virtual void mouseReleased(int x, int y, int buttonNum);
+
+	// also support wheel scrolling
+	virtual void mouseWheel(int dx, int dy, int xm, int ym) override;
 private:
 	void renderDemoOverlay();
 
 	//int getLinearSlotId(int x, int y);
 	int getSlotPosX(int slotX);
 	int getSlotPosY(int slotY);
+	int getSlotHeight();
 
 private:
 	int selectedItem;

src/client/gui/screens/touch/TouchJoinGameScreen.cpp

@@ -129,6 +129,11 @@ void JoinGameScreen::buttonClicked(Button* button)
 		//minecraft->locateMultiplayer();
 		//minecraft->setScreen(new JoinGameScreen());
 	}
+	if(button->id == bJoinByIp.id) {
+		minecraft->cancelLocateMultiplayer();
+		minecraft->screenChooser.setScreen(SCREEN_JOINBYIP);
+	}
+
 	if (button->id == bBack.id)
 	{
 		minecraft->cancelLocateMultiplayer();

src/client/gui/screens/touch/TouchSelectWorldScreen.cpp

@@ -389,6 +389,26 @@ static char ILLEGAL_FILE_CHARACTERS[] = {
 	'/', '\n', '\r', '\t', '\0', '\f', '`', '?', '*', '\\', '<', '>', '|', '\"', ':'
 };
 
+void SelectWorldScreen::mouseWheel(int dx, int dy, int xm, int ym)
+{
+	if (!worldsList) return;
+	if (dy == 0) return;
+	int num = worldsList->getNumberOfItems();
+	int idx = worldsList->selectedItem;
+	if (dy > 0) {
+		if (idx > 0) {
+			idx--;
+			worldsList->stepLeft();
+		}
+	} else {
+		if (idx < num - 1) {
+			idx++;
+			worldsList->stepRight();
+		}
+	}
+	worldsList->selectedItem = idx;
+}
+
 void SelectWorldScreen::tick()
 {
 #if 0

src/client/gui/screens/touch/TouchSelectWorldScreen.h

@@ -97,6 +97,9 @@ public:
 	virtual void buttonClicked(Button* button);
 	virtual void keyPressed(int eventKey);
 
+	// support for mouse wheel when desktop code uses touch variant
+	virtual void mouseWheel(int dx, int dy, int xm, int ym) override;
+
 	bool isInGameScreen();
 private:
 	void loadLevelSource();

src/client/gui/screens/touch/TouchStartMenuScreen.cpp

@@ -29,7 +29,8 @@ namespace Touch {
 StartMenuScreen::StartMenuScreen()
 :	bHost(    2, "Start Game"),
 	bJoin(    3, "Join Game"),
-	bOptions( 4, "Options")
+	bOptions( 4, "Options"),
+	bQuit(    5, "")
 {
 	ImageDef def;
 	bJoin.width = 75;
@@ -58,6 +59,17 @@ void StartMenuScreen::init()
 	buttons.push_back(&bJoin);
 	buttons.push_back(&bOptions);
 
+	// add quit icon (same look as options header)
+	{
+		ImageDef def;
+		def.name = "gui/touchgui.png";
+		def.width = 34;
+		def.height = 26;
+		def.setSrc(IntRectangle(150, 0, (int)def.width, (int)def.height));
+		bQuit.setImageDef(def, true);
+		bQuit.scaleWhenPressed = false;
+		buttons.push_back(&bQuit);
+	}
 
 	tabButtons.push_back(&bHost);
 	tabButtons.push_back(&bJoin);
@@ -106,6 +118,10 @@ void StartMenuScreen::setupPositions() {
 	bHost.x		= 1*buttonWidth + (int)(2*spacing);
 	bOptions.x	= 2*buttonWidth + (int)(3*spacing);
     
+	// quit icon top-right (use size assigned in init)
+	bQuit.x = width - bQuit.width;
+	bQuit.y = 0;
+
 	copyrightPosX = width - minecraft->font->width(copyright) - 1;
 	versionPosX = (width - minecraft->font->width(version)) / 2;// - minecraft->font->width(version) - 2;
 }
@@ -133,6 +149,10 @@ void StartMenuScreen::buttonClicked(::Button* button) {
 	{
 		minecraft->setScreen(new OptionsScreen());
 	}
+	if (button == &bQuit)
+	{
+		minecraft->quit();
+	}
 }
 
 bool StartMenuScreen::isInGameScreen() { return false; }
@@ -140,6 +160,10 @@ bool StartMenuScreen::isInGameScreen() { return false; }
 void StartMenuScreen::render( int xm, int ym, float a )
 {
 	renderBackground();
+
+	// Show current username in the top-left corner
+	std::string username = minecraft->options.username.empty() ? "unknown" : minecraft->options.username;
+	drawString(font, std::string("Username: ") + username, 2, 2, 0xffffffff);
     
     glEnable2(GL_BLEND);
 

src/client/gui/screens/touch/TouchStartMenuScreen.h

@@ -3,6 +3,7 @@
 
 #include "../../Screen.h"
 #include "../../components/LargeImageButton.h"
+#include "../../components/ImageButton.h"
 #include "../../components/TextBox.h"
 
 namespace Touch {
@@ -27,6 +28,7 @@ private:
 	LargeImageButton bHost;
 	LargeImageButton bJoin;
 	LargeImageButton bOptions;
+	ImageButton bQuit; // X close icon
 
 	std::string copyright;
 	int copyrightPosX;