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Practical 8

The document describes an autocomplete view in Android. It defines the layout of the main activity with a text view and autocomplete text view. It also defines the main activity Java code, which creates an array adapter with a list of fruit strings and sets it as the adapter for the autocomplete text view to provide autocomplete suggestions from that list as the user types.

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swapnil kale
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102 views2 pages

Practical 8

The document describes an autocomplete view in Android. It defines the layout of the main activity with a text view and autocomplete text view. It also defines the main activity Java code, which creates an array adapter with a list of fruit strings and sets it as the adapter for the autocomplete text view to provide autocomplete suggestions from that list as the user types.

Uploaded by

swapnil kale
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF, TXT or read online on Scribd
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PRACTICAL 8

AUTOCOMPLETE VIEW

The layout of the MainActivity is defined as follows. activity_main.xml

<RelativeLayout xmlns:android="https://schemas.android.com/apk/res/android"
xmlns:tools="https://schemas.android.com/tools" android:layout_width="match_parent"
android:layout_height="match_parent"
android:paddingLeft="@dimen/activity_horizontal_margin"
android:paddingRight="@dimen/activity_horizontal_margin"
android:paddingTop="@dimen/activity_vertical_margin"
android:paddingBottom="@dimen/activity_vertical_margin" tools:context=".MainActivity">

<TextView
android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_alignParentTop="true"
android:layout_marginTop="15dp"
android:text="Name a fruit from (Apple Banana Cherry Date Grape Kiwi Mango Pear)" />

<AutoCompleteTextView
android:id="@+id/autoCompleteTextView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentLeft="true"
android:layout_below="@+id/textView"
android:layout_marginLeft="36dp"
android:layout_marginTop="17dp"
android:ems="10"
android:text="">

<requestFocus />
</AutoCompleteTextView>

</RelativeLayout>

The MainActivity.java is defined below.

package com.journaldev.autocomplete;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.widget.ArrayAdapter;
import android.widget.AutoCompleteTextView;

public class MainActivity extends Activity {


String[] fruits = {"Apple", "Banana", "Cherry", "Date", "Grape", "Kiwi", "Mango", "Pear"};

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//Creating the instance of ArrayAdapter containing list of fruit names
ArrayAdapter<String> adapter = new ArrayAdapter<String>
(this, android.R.layout.select_dialog_item, fruits);
//Getting the instance of AutoCompleteTextView
AutoCompleteTextView actv = (AutoCompleteTextView)
findViewById(R.id.autoCompleteTextView);
actv.setThreshold(1);//will start working from first character
actv.setAdapter(adapter);//setting the adapter data into the AutoCompleteTextView
actv.setTextColor(Color.RED);

}
}

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