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Detect and check if your app run in multi window mode

Detect and check if your app run in multi window mode

This example show how to detect and check if your app run in multi window mode, target Android N with Multi-Window Support, by calling isInMultiWindowMode() and override onMultiWindowModeChanged() methods.

package com.blogspot.android_er.androidmultiwindow;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.widget.TextView;

public class MainActivity extends AppCompatActivity {

 TextView textPrompt;

 @Override
 protected void onCreate(Bundle savedInstanceState) {
 super.onCreate(savedInstanceState);
 setContentView(R.layout.activity_main);
 textPrompt = (TextView)findViewById(R.id.prompt);

 if(isInMultiWindowMode()){
 textPrompt.setText("onCreate run In Multi Window Mode ");
 }else{
 textPrompt.setText("onCreate run NOT In Multi Window Mode ");
 }
 }

 @Override
 public void onMultiWindowModeChanged(boolean isInMultiWindowMode) {
 super.onMultiWindowModeChanged(isInMultiWindowMode);

 if(isInMultiWindowMode){
 textPrompt.setText("It is In Multi Window Mode ");
 }else{
 textPrompt.setText("It is NOT In Multi Window Mode ");
 }
 }
}

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout 
 
 android_layout_width="match_parent"
 android_layout_height="match_parent"
 android_padding="16dp"
 android_orientation="vertical"
 tools_context="com.blogspot.android_er.androidmultiwindow.MainActivity">

 <TextView
 android_layout_width="wrap_content"
 android_layout_height="wrap_content"
 android_layout_margin="20dp"
 android_layout_gravity="center_horizontal"
 android_autoLink="web"
 android_text="http://android-er.blogspot.com/"
 android_textStyle="bold"/>
 <TextView
 android_id="@+id/prompt"
 android_layout_width="match_parent"
 android_layout_height="wrap_content"
 android_textSize="28dp"
 android_textStyle="bold"/>
</LinearLayout>

Next:
- onConfigurationChanged() called when window size changed in Multi-Window Mode