Change Images in Base Adapter

Demo:

1)MainActivity.java:

package com.venky.imageupdatinginbaseadapter;

import android.app.Activity;

import android.os.Bundle;

import android.os.Handler;

import android.view.View;

import android.view.ViewGroup;

import android.widget.BaseAdapter;

import android.widget.ImageView;

import android.widget.ListView;

import android.widget.TextView;

public class MainActivity extends Activity {

      int i = 0;

      ImageView ivImage = null;

      TextView tvText = null;

      private Handler handler = new Handler();

      @Override

      protected void onCreate(Bundle savedInstanceState) {

            super.onCreate(savedInstanceState);

            setContentView(R.layout.activity_main);

            ListView lvList = (ListView) findViewById(R.id.lvList);

            MyAdapter adapter = new MyAdapter();

            lvList.setAdapter(adapter);

      }

      class MyAdapter extends BaseAdapter {

            @Override

            public int getCount() {

                  // TODO Auto-generated method stub

                  return 3;

            }

            @Override

            public Object getItem(int arg0) {

                  // TODO Auto-generated method stub

                  return null;

            }

            @Override

            public long getItemId(int arg0) {

                  // TODO Auto-generated method stub

                  return 0;

            }

            @Override

            public View getView(int pos, View v, ViewGroup arg2) {

                  if (pos == 0) {

                        v = getLayoutInflater().inflate(R.layout.style1, null);

                        TextView tvText1 = (TextView) v.findViewById(R.id.tvText1);

                        TextView tvText2 = (TextView) v.findViewById(R.id.tvText2);

                        tvText1.setText(names[pos]);

                        tvText2.setText(names[pos]);

                  } else if (pos == 1) {

                        v = getLayoutInflater().inflate(R.layout.style2, null);

                        ivImage = (ImageView) v.findViewById(R.id.ivImage);

                        tvText = (TextView) v.findViewById(R.id.tvText);

                        handler.postDelayed(runnable, 40);

                  } else if (pos == 2) {

                        v = getLayoutInflater().inflate(R.layout.style3, null);

                        TextView tvText = (TextView) v.findViewById(R.id.tvText3);

                        tvText.setText(names[pos]);

                  }

                  return v;

            }

      }

      int[] img = { R.drawable.rose, R.drawable.jasmine, R.drawable.mango,

                  R.drawable.graps, R.drawable.pineapple, R.drawable.orange };

      String[] names = { "ROSE", "JASMINE", "MANGO", "GRAPS", "PINEAPPLE",

                  "ORANGE" };

      Runnable runnable = new Runnable() {

            @Override

            public void run() {

                  if (i == 0) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  } else if (i == 1) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  } else if (i == 2) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  } else if (i == 3) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  } else if (i == 4) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  } else if (i == 5) {

                        ivImage.setImageResource(img[i]);

                        tvText.setText(names[i]);

                  }

                  i++;

                  if (i == 6) {

                        i = 0;

                  }

                  handler.postDelayed(this, 3000);

            }

      };

}

2)activity_main.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context=".MainActivity" >

    <ListView

        android:id="@+id/lvList"

        android:layout_width="match_parent"

        android:layout_height="match_parent" >

    </ListView>

</LinearLayout>

3)style1.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context=".MainActivity" >

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="110dp" >

       <TextView

            android:id="@+id/tvText1"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_gravity="center_vertical"

            android:layout_weight="1"

            android:text="Medium Text"

            android:gravity="center"

            android:textSize="20dp"

            android:textStyle="bold" />

        <TextView

            android:id="@+id/tvText2"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_gravity="center_vertical"

            android:layout_weight="1"

            android:gravity="center"

            android:text="Medium Text"

            android:textSize="20dp"

            android:textStyle="bold" />

    </LinearLayout>

</LinearLayout>

4)style2.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context=".MainActivity" >

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="110dp" >

        <ImageView

            android:id="@+id/ivImage"

            android:layout_width="100dp"

            android:layout_height="100dp"

            android:layout_gravity="center_vertical"

            android:layout_weight="1"

            android:src="@drawable/ic_launcher" />

        <TextView

            android:id="@+id/tvText"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_gravity="center_vertical"

            android:layout_weight="1"

            android:text="Medium Text"

            android:textSize="20dp"

            android:textStyle="bold" />

    </LinearLayout>

</LinearLayout>

5)style3.xml:

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

    xmlns:tools="http://schemas.android.com/tools"

    android:id="@+id/LinearLayout1"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical"

    tools:context=".MainActivity" >

    <LinearLayout

        android:layout_width="match_parent"

        android:layout_height="110dp" >

        <TextView

            android:id="@+id/tvText3"

            android:layout_width="wrap_content"

            android:layout_height="wrap_content"

            android:layout_gravity="center_vertical"

            android:layout_weight="1"

            android:gravity="center"

            android:text="Medium Text"

            android:textSize="20dp"

            android:textStyle="bold" />

    </LinearLayout>

</LinearLayout>

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