Android AutoCompleteTextView



Android AutoCompleteTextView



  • Static AutoCompleteTextView Creation in Android
  • Dynamic AutoCompleteTextView Creation in Android
  • RunTime Add Item to AutoCompleteTextView




Static AutoCompleteTextView Creation in Android


Step 1 : Select File -> New -> Project -> Android Application Project (or) Android Project. Fill the forms and click "Finish" button. If you have any doubt regarding create a new project Click Here.

Step 2 : Open res -> layout -> activity_main.xml (or) main.xml and add following code :

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent" >

    <AutoCompleteTextView
        android:id="@+id/autoCompleteTextView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="70dp"
        android:ems="10"
        android:hint="AutoCompleteTextView" />

</RelativeLayout>

Step 3 : Open src -> package -> MainActivity.java and add following code :


package com.gudivada.hemanthsomaraju;

import android.os.Bundle;
import android.app.Activity;
import android.view.Menu;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;

public class MainActivity extends Activity {

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
   
        String str[]={"Anil","Murty","Vikram","Venkat","Abhi",
         "Alekhya","Somaraju","Badboy","Badam","Gudivada","Hemanth"};
   
        AutoCompleteTextView t1 = (AutoCompleteTextView)
         findViewById(R.id.autoCompleteTextView1);
   
        ArrayAdapter<String> adp=new ArrayAdapter<String>(this,
         android.R.layout.simple_dropdown_item_1line,str);
   
        t1.setThreshold(1);
        t1.setAdapter(adp);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }
}

Step 4 : Open AndroidManifest.xml and add following code :

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.gudivada.hemanthsomaraju"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="19" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.gudivada.hemanthsomaraju.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

Step 5 : Our output will be like this :


 



Dynamic AutoCompleteTextView Creation in Android

    Step 1 : Select File -> New -> Project -> Android Application Project (or) Android Project. Fill the forms and click "Finish" button. If you have any doubt regarding create a new project Click Here.


    Step 2 : Open res -> layout -> activity_main.xml (or) main.xml and add following code :


    <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" >

        <TextView
            android:id="@+id/textView1"
            android:textSize="18dp"
            android:textColor="#FF0000"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="40dp"
            android:text="Dynamic AutoCompleteTextView" />

    </RelativeLayout>

    Step 3 : Open src -> package -> MainActivity.java and add following code :

    package com.gudivada.hemanthsomaraju;

    import android.os.Bundle;
    import android.app.Activity;
    import android.view.Menu;
    import android.widget.ArrayAdapter;
    import android.widget.AutoCompleteTextView;
    import android.widget.RelativeLayout;
    import android.widget.RelativeLayout.LayoutParams;

    public class MainActivity extends Activity {

    RelativeLayout rl;
    AutoCompleteTextView auto;

        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
       
            String str[]={"Anil","Murty","Vikram","Venkat","Abhi",
             "Alekhya","Badboy","Badam","Somaraju","Gudivada","Hemanth"};
       
            rl = (RelativeLayout) findViewById(R.id.rl);
       
            auto = new AutoCompleteTextView (MainActivity.this);
       
            RelativeLayout.LayoutParams params = new RelativeLayout.LayoutParams
             ((int) LayoutParams.WRAP_CONTENT, (int) LayoutParams.WRAP_CONTENT);
       
            params.leftMargin = 80;
            params.topMargin = 130;
       
            auto.setLayoutParams(params);
            auto.setEms(10);
       
            ArrayAdapter<String> adp=new ArrayAdapter<String>(this,
             android.R.layout.simple_dropdown_item_1line,str);
       
            auto.setThreshold(1);
            auto.setAdapter(adp);
             
            rl.addView(auto);
        }

        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
            getMenuInflater().inflate(R.menu.main, menu);
            return true;
        }
    }

    Step 4 : Open AndroidManifest.xml and add following code :

    <?xml version="1.0" encoding="utf-8"?>
    <manifest xmlns:android="http://schemas.android.com/apk/res/android"
        package="com.gudivada.hemanthsomaraju"
        android:versionCode="1"
        android:versionName="1.0" >

        <uses-sdk
            android:minSdkVersion="8"
            android:targetSdkVersion="19" />

        <application
            android:allowBackup="true"
            android:icon="@drawable/ic_launcher"
            android:label="@string/app_name"
            android:theme="@style/AppTheme" >
            <activity
                android:name="com.gudivada.hemanthsomaraju.MainActivity"
                android:label="@string/app_name" >
                <intent-filter>
                    <action android:name="android.intent.action.MAIN" />

                    <category android:name="android.intent.category.LAUNCHER" />
                </intent-filter>
            </activity>
        </application>

    </manifest>


    Step 5 : Our output will be like this :

     


    RunTime Add Item to AutoCompleteTextView

    Step 1 : Select File -> New -> Project -> Android Application Project (or) Android Project. Fill the forms and click "Finish" button. If you have any doubt regarding create a new project Click Here.

    Step 2 : Open res -> layout -> activity_main.xml (or) main.xml and add following code :

    <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
        xmlns:tools="http://schemas.android.com/tools"
        android:layout_width="match_parent"
        android:layout_height="match_parent" >

        <EditText
            android:id="@+id/editText1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignParentTop="true"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="20dp"
            android:hint="Enter Text to Add"
            android:inputType="textPersonName" >

            <requestFocus />
        </EditText>

        <Button
            android:id="@+id/button1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@+id/editText1"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="30dp"
            android:text="Button" />

        <AutoCompleteTextView
            android:id="@+id/autoCompleteTextView1"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:layout_below="@+id/button1"
            android:layout_marginTop="40dp"
            android:hint="AutoCompleteTextView"
            android:textSize="20dp" />

    </RelativeLayout>

    Step 3 : Open src -> package -> MainActivity.java and add following code :


    package com.gudivada.hemanthsomaraju;

    import java.util.ArrayList;
    import java.util.List;
    import android.os.Bundle;
    import android.app.Activity;
    import android.view.Menu;
    import android.view.View;
    import android.widget.ArrayAdapter;
    import android.widget.AutoCompleteTextView;
    import android.widget.Button;
    import android.widget.EditText;
    import android.widget.Toast;

    public class MainActivity extends Activity {

    List<String> li;
    AutoCompleteTextView auto;

        @Override
        public void onCreate(Bundle savedInstanceState) {
            super.onCreate(savedInstanceState);
            setContentView(R.layout.activity_main);
       
            li=new ArrayList<String>();
            li.add("Hemanth");
            li.add("Somaraju");
            li.add("Gudivada");
       
            auto=(AutoCompleteTextView) findViewById(R.id.autoCompleteTextView1);
            final EditText et1=(EditText) findViewById(R.id.editText1);
            Button b1=(Button) findViewById(R.id.button1);
                   
            add();
       
            b1.setOnClickListener(new View.OnClickListener() {

    @Override
    public void onClick(View v) {
    // TODO Auto-generated method stub

    li.add(et1.getText().toString());
    et1.setText(null);

    add();

    Toast.makeText(getBaseContext(), "Item Added",
    Toast.LENGTH_SHORT).show();
    }
    });
        }

        private void add() {
    // TODO Auto-generated method stub
        
    ArrayAdapter<String> adp=new ArrayAdapter<String>(this,
    android.R.layout.simple_dropdown_item_1line,li);
        
    adp.setDropDownViewResource(android.R.layout.simple_dropdown_item_1line);
    auto.setThreshold(1);
    auto.setAdapter(adp);
        }

        @Override
        public boolean onCreateOptionsMenu(Menu menu) {
            getMenuInflater().inflate(R.menu.main, menu);
            return true;
        }
    }


    Step 4 : Open AndroidManifest.xml and add following code :

    <?xml version="1.0" encoding="utf-8"?>
    <manifest xmlns:android="http://schemas.android.com/apk/res/android"
        package="com.gudivada.hemanthsomaraju"
        android:versionCode="1"
        android:versionName="1.0" >

        <uses-sdk
            android:minSdkVersion="8"
            android:targetSdkVersion="19" />

        <application
            android:allowBackup="true"
            android:icon="@drawable/ic_launcher"
            android:label="@string/app_name"
            android:theme="@style/AppTheme" >
            <activity
                android:name="com.gudivada.hemanthsomaraju.MainActivity"
                android:label="@string/app_name" >
                <intent-filter>
                    <action android:name="android.intent.action.MAIN" />

                    <category android:name="android.intent.category.LAUNCHER" />
                </intent-filter>
            </activity>
        </application>

    </manifest>


    Step 5 : Our output will be like this :