demo buttob

app/src/main/java/net/kdt/pojavlaunch/CustomControlsActivity.java

@@ -2,6 +2,7 @@ package net.kdt.pojavlaunch;
 
 import android.support.v7.app.*;
 import android.os.*;
+import net.kdt.pojavlaunch.value.customcontrols.*;
 
 public class CustomControlsActivity extends AppCompatActivity
 {
@@ -9,7 +10,18 @@ public class CustomControlsActivity extends AppCompatActivity
 	protected void onCreate(Bundle savedInstanceState) {
 		super.onCreate(savedInstanceState);
 		
+		CustomControls ctrl = new CustomControls();
+		
+		ControlButton ctrlEx = new ControlButton();
+		ctrlEx.name = "Test";
+		ctrlEx.x = 100;
+		ctrlEx.y = 100;
+		
+		ctrl.button = new ControlButton[]{ctrlEx};
+		
+		ControlsLayout ctrlLayout = new ControlsLayout(this);
+		ctrlLayout.loadLayout(ctrl);
+		ctrlLayout.setCanMove(true);
+		setContentView(ctrlLayout);
 	}
-	
-	
 }

app/src/main/java/net/kdt/pojavlaunch/MCLauncherActivity.java

@@ -246,8 +246,8 @@ public class MCLauncherActivity extends AppCompatActivity
 	private float updateWidthHeight() {
 		float leftRightWidth = (float) AndroidDisplay.windowWidth / 100f * 32f;
 		float playButtonWidth = AndroidDisplay.windowWidth - leftRightWidth * 2f;
-		LinearLayout.LayoutParams leftRightParams = new LinearLayout.LayoutParams((int) leftRightWidth, dpToPixel(AndroidDisplay.windowHeight / 9));
-		LinearLayout.LayoutParams playButtonParams = new LinearLayout.LayoutParams((int) playButtonWidth, dpToPixel(AndroidDisplay.windowHeight / 9));
+		LinearLayout.LayoutParams leftRightParams = new LinearLayout.LayoutParams((int) leftRightWidth, (int) Tools.dpToPx(this, AndroidDisplay.windowHeight / 9));
+		LinearLayout.LayoutParams playButtonParams = new LinearLayout.LayoutParams((int) playButtonWidth, (int) Tools.dpToPx(this, AndroidDisplay.windowHeight / 9));
 		leftView.setLayoutParams(leftRightParams);
 		rightView.setLayoutParams(leftRightParams);
 		playButton.setLayoutParams(playButtonParams);
@@ -400,12 +400,6 @@ public class MCLauncherActivity extends AppCompatActivity
 		super.onResume();
 	}
 
-	private int dpToPixel(int sizeInDP)
-	{
-		return (int) TypedValue.applyDimension(
-            TypedValue.COMPLEX_UNIT_DIP, sizeInDP, getResources()
-			.getDisplayMetrics());
-	}
 	private boolean canBack = false;
 	private void statusIsLaunching(boolean isLaunching)
 	{
@@ -848,10 +842,13 @@ public class MCLauncherActivity extends AppCompatActivity
 						case 2:{ // Check update
 								checkUpdate();
 							} break;
-						case 3:{ // Settings
+						case 3:{ // Custom controls
+								startActivity(new Intent(MCLauncherActivity.this, CustomControlsActivity.class));
+							} break;
+						case 4:{ // Settings
 								startActivity(new Intent(MCLauncherActivity.this, PojavPreferenceActivity.class));
 							} break;
-						case 4:{ // About
+						case 5:{ // About
 								final AlertDialog.Builder aboutB = new AlertDialog.Builder(MCLauncherActivity.this);
 								aboutB.setTitle(R.string.mcl_option_about);
 								try

app/src/main/java/net/kdt/pojavlaunch/MainActivity.java

@@ -1156,18 +1156,10 @@ public class MainActivity extends AppCompatActivity implements OnTouchListener,
 			.show();
 	}
 	
-	private float pxToDp(float px) {
-		return (px / getResources().getDisplayMetrics().density);
-	}
-
-	private float dpToPx(float dp) {
-		return (dp * getResources().getDisplayMetrics().density);
-	}
-	
 	private Button findButton(int id) {
         Button button = (Button) findViewById(id);
-		button.setWidth((int) dpToPx(pxToDp(button.getWidth()) * PojavPreferenceActivity.PREF_BUTTONSIZE));
-		button.setHeight((int) dpToPx(pxToDp(button.getHeight()) * PojavPreferenceActivity.PREF_BUTTONSIZE));
+		button.setWidth((int) Tools.dpToPx(this, Tools.pxToDp(this, button.getWidth()) * PojavPreferenceActivity.PREF_BUTTONSIZE));
+		button.setHeight((int) Tools.dpToPx(this, Tools.pxToDp(this, button.getHeight()) * PojavPreferenceActivity.PREF_BUTTONSIZE));
         button.setOnTouchListener(this);
         return button;
     }

app/src/main/java/net/kdt/pojavlaunch/Tools.java

@@ -104,6 +104,13 @@ public final class Tools
 		return displayMetrics;
 	}
 	
+	public static float pxToDp(Context ctx, float px) {
+		return (px / ctx.getResources().getDisplayMetrics().density);
+	}
+
+	public static float dpToPx(Context ctx, float dp) {
+		return (dp * ctx.getResources().getDisplayMetrics().density);
+	}
 
 	public static void copyAssetFile(Context ctx, String fileName, String output, boolean overwrite) throws Exception
 	{

app/src/main/java/net/kdt/pojavlaunch/value/customcontrols/ControlView.java

@@ -16,7 +16,9 @@ public class ControlView extends Button implements OnTouchListener
 	public ControlView(Context ctx, ControlButton properties) {
 		super(ctx);
 		
+		setBackgroundResource(R.drawable.control_button);
 		setOnTouchListener(this);
+		
 		mGestureDetector = new GestureDetector(ctx, new SingleTapConfirm());
 		mProperties = properties;
 		
@@ -43,7 +45,7 @@ public class ControlView extends Button implements OnTouchListener
 	@Override
 	public boolean onTouch(View view, MotionEvent event) {
 		if (mGestureDetector.onTouchEvent(event)) {
-			mClickListener.onClick(view);
+			if (mClickListener != null) mClickListener.onClick(view);
 			return true;
 		} else if (!mCanMove) {
 			return false;

app/src/main/java/net/kdt/pojavlaunch/value/customcontrols/ControlsLayout.java

@@ -3,9 +3,13 @@ import android.widget.*;
 import android.content.*;
 import android.util.*;
 import android.view.*;
+import com.google.gson.*;
+import net.kdt.pojavlaunch.*;
 
 public class ControlsLayout extends FrameLayout
 {
+	private boolean mCanMove;
+	private CustomControls mLayout;
 	public ControlsLayout(Context ctx) {
 		super(ctx);
 	}
@@ -15,12 +19,20 @@ public class ControlsLayout extends FrameLayout
 	}
 	
 	public void loadLayout(CustomControls controlLayout) {
+		mLayout = controlLayout;
 		for (ControlButton button : controlLayout.button) {
-			addView(new ControlView(getContext(), button));
+			ControlView view = new ControlView(getContext(), button);
+			view.setCanMove(mCanMove);
+			addView(view);
 		}
 	}
 	
+	public void saveLayout(String path) throws Exception {
+		Tools.write(path, new Gson().toJson(mLayout));
+	}
+	
 	public void setCanMove(boolean z) {
+		mCanMove = z;
 		for (int i = 0; i < getChildCount(); i++) {
 			View v = getChildAt(i);
 			if (v instanceof ControlView) {

app/src/main/res/values/headings_array.xml

@@ -4,6 +4,7 @@
 		<item>@string/mcl_option_modmgr</item>
 		<item>@string/mcl_option_optifineinstall</item>
 		<item>@string/mcl_option_checkupdate</item>
+		<item>@string/mcl_option_customcontrol</item>
 		<item>@string/mcl_option_settings</item>
 		<item>@string/mcl_option_about</item>
 	</string-array>

app/src/main/res/values/strings.xml

@@ -82,6 +82,7 @@
 	<string name="mcl_option_modmgr">Mod manager (no function)</string>
 	<string name="mcl_option_optifineinstall">Install OptiFine</string>
 	<string name="mcl_option_checkupdate">Check for update</string>
+	<string name="mcl_option_customcontrol">Custom controls</string>
 	<string name="mcl_option_settings">Settings</string>
 	<string name="mcl_option_about">About</string>