activity_main.xml
<?xml version="1.0" encoding="utf-8"?> <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:id="@+id/rl" android:layout_width="match_parent" android:layout_height="match_parent" android:padding="16dp" tools:context=".MainActivity" android:background="#e0e6e6" > <TextView android:id="@+id/tv" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_centerInParent="true" android:textSize="25sp" android:gravity="center" android:textColor="#b933a3" android:textStyle="bold" /> </RelativeLayout>
MainActivity.java
package com.cfsuman.me.androidcodesnippets; import android.app.Activity; import android.content.Context; import android.content.res.Configuration; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.RelativeLayout; import android.widget.TextView; public class MainActivity extends AppCompatActivity { private Context mContext; private Activity mActivity; private RelativeLayout mRelativeLayout; private TextView mTextView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); // Get the application context mContext = getApplicationContext(); // Get the activity mActivity = MainActivity.this; // Get the widgets reference from XML layout mRelativeLayout = (RelativeLayout) findViewById(R.id.rl); mTextView = (TextView) findViewById(R.id.tv); // Set the TextView text mTextView.setText("Screen Layout Size Category\n"); /* public int screenLayout Bit mask of overall layout of the screen. The SCREENLAYOUT_SIZE_MASK bits define the overall size of the screen. They may be one of SCREENLAYOUT_SIZE_SMALL, SCREENLAYOUT_SIZE_NORMAL, SCREENLAYOUT_SIZE_LARGE, or SCREENLAYOUT_SIZE_XLARGE. */ /* public static selesai int SCREENLAYOUT_SIZE_MASK Constant for screenLayout: bits that encode the size. Constant Value: 15 (0x0000000f) */ // Determine the screen layout size category if((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_NORMAL){ /* public static selesai int SCREENLAYOUT_SIZE_NORMAL Constant for screenLayout: a SCREENLAYOUT_SIZE_MASK value indicating the screen is at least approximately 320x470 dp units, corresponds to the normal resource qualifier. See Supporting Multiple Screens for more information. Constant Value: 2 (0x00000002) */ mTextView.setText(mTextView.getText()+"Normal"); }else if((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_SMALL){ /* public static selesai int SCREENLAYOUT_SIZE_SMALL Constant for screenLayout: a SCREENLAYOUT_SIZE_MASK value indicating the screen is at least approximately 320x426 dp units, corresponds to the small resource qualifier. See Supporting Multiple Screens for more information. Constant Value: 1 (0x00000001) */ mTextView.setText(mTextView.getText()+"Small"); }else if((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_LARGE){ /* public static selesai int SCREENLAYOUT_SIZE_LARGE Constant for screenLayout: a SCREENLAYOUT_SIZE_MASK value indicating the screen is at least approximately 480x640 dp units, corresponds to the large resource qualifier. See Supporting Multiple Screens for more information. Constant Value: 3 (0x00000003) */ mTextView.setText(mTextView.getText()+"Large"); }else if((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_XLARGE){ /* public static selesai int SCREENLAYOUT_SIZE_XLARGE Constant for screenLayout: a SCREENLAYOUT_SIZE_MASK value indicating the screen is at least approximately 720x960 dp units, corresponds to the xlarge resource qualifier. See Supporting Multiple Screens for more information. Constant Value: 4 (0x00000004) */ mTextView.setText(mTextView.getText()+"XLarge"); }else if((getResources().getConfiguration().screenLayout & Configuration.SCREENLAYOUT_SIZE_MASK) == Configuration.SCREENLAYOUT_SIZE_UNDEFINED){ /* public static selesai int SCREENLAYOUT_SIZE_UNDEFINED Constant for screenLayout: a SCREENLAYOUT_SIZE_MASK value indicating that no size has been set. Constant Value: 0 (0x00000000) */ mTextView.setText(mTextView.getText()+"Undefined"); } } }
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