कमी APK आकार (उचित सीमा के भीतर)

 <?xml version="1.0" encoding="utf-8"?> <android.support.constraint.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:app="http://schemas.android.com/apk/res-auto" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity"> <TextView android:id="@+id/number" android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Hello World!" android:textSize="20dp" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintLeft_toLeftOf="parent" app:layout_constraintRight_toRightOf="parent" app:layout_constraintTop_toTopOf="parent" /> <ImageButton android:id="@+id/imageButton" android:layout_width="90dp" android:layout_height="90dp" android:layout_marginBottom="32dp" android:layout_marginEnd="8dp" android:layout_marginStart="8dp" android:background="#000000FF" android:cropToPadding="false" android:scaleType="fitXY" android:visibility="visible" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintEnd_toEndOf="parent" app:layout_constraintStart_toStartOf="parent" app:srcCompat="@mipmap/ic_launcher_round" /> </android.support.constraint.ConstraintLayout> 

 import android.content.Context; import android.content.SharedPreferences; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.MotionEvent; import android.view.View; import android.widget.ImageButton; import android.widget.TextView; public class MainActivity extends AppCompatActivity { SharedPreferences Settings; ImageButton button; TextView text; int num = 31; View.OnTouchListener on = new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { num--; if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",   "); } } return false; } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); Settings = getSharedPreferences("settings", Context.MODE_PRIVATE); if (Settings.contains("left")) num = Settings.getInt("left", 0); button = findViewById(R.id.imageButton); button.setOnTouchListener(on); text = findViewById(R.id.number); if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",   "); } } @Override protected void onPause() { super.onPause(); SharedPreferences.Editor editor = Settings.edit(); editor.putInt("left", num); editor.apply(); } } 

 <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#FFFFFF"> <TextView android:id="@+id/number" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerVertical="true" android:text="Hello World!" android:textSize="20dp" /> <ImageButton android:id="@+id/imageButton" android:layout_width="90dp" android:layout_height="90dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginBottom="32dp" android:background="#000000FF" android:scaleType="fitXY" android:src="@mipmap/ic_launcher_round" android:visibility="visible" /> </RelativeLayout> 

 import android.app.Activity; import android.content.Context; import android.content.SharedPreferences; import android.os.Bundle; import android.view.MotionEvent; import android.view.View; import android.widget.ImageButton; import android.widget.TextView; public class MainActivity extends Activity { SharedPreferences Settings; ImageButton button; TextView text; int num = 31; View.OnTouchListener on = new View.OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { num--; if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",   "); } } return false; } }; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.m); Settings = getSharedPreferences("settings", Context.MODE_PRIVATE); if (Settings.contains("left")) num = Settings.getInt("left", 0); text = findViewById(R.id.number); button = findViewById(R.id.button); button.setOnTouchListener(on); if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",  "); } } @Override protected void onPause() { super.onPause(); SharedPreferences.Editor editor = Settings.edit(); editor.putInt("left", num); editor.apply(); } } 

 <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#FFFFFF"> <TextView android:id="@+id/number" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerVertical="true" android:text="Hello World!" android:textSize="20dp" /> <ImageButton android:id="@+id/button" android:layout_width="90dp" android:layout_height="90dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginBottom="32dp" android:background="#000000FF" android:scaleType="fitXY" android:src="@drawable/b" android:visibility="visible" /> </RelativeLayout> 

 import android.app.Activity; import android.content.Context; import android.content.SharedPreferences; import android.os.Bundle; import android.view.View; import android.widget.ImageButton; import android.widget.TextView; public class MainActivity extends Activity { SharedPreferences Settings; ImageButton button; TextView text; int num = 31; public void o(View v) { num--; if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",   "); } } @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.m); Settings = getSharedPreferences("settings", Context.MODE_PRIVATE); if (Settings.contains("left")) num = Settings.getInt("left", 0); text = findViewById(R.id.n); button = findViewById(R.id.b); if(num > 0) { text.setText(Integer.toString(num)); } else { num = 31; text.setText(",  "); } } @Override protected void onPause() { super.onPause(); SharedPreferences.Editor editor = Settings.edit(); editor.putInt("left", num); editor.apply(); } } 

 <?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent" android:background="#FFFFFF"> <TextView android:id="@+id/n" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerHorizontal="true" android:layout_centerVertical="true" android:textColor="#000000" android:textSize="20dp" /> <ImageButton android:id="@+id/b" android:layout_width="90dp" android:layout_height="90dp" android:layout_alignParentBottom="true" android:layout_centerHorizontal="true" android:layout_marginBottom="32dp" android:background="#000000FF" android:scaleType="fitXY" android:src="@drawable/b" android:onClick="o" android:visibility="visible" /> </RelativeLayout>