Grid Layout xml

1.simple grid layout

<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"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
 
     <GridView
        android:id="@+id/gridView1"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:numColumns="auto_fit"
        android:columnWidth="80dp"
        android:horizontalSpacing="2dp"
        android:verticalSpacing="3dp" >
    </GridView>
 
 
</RelativeLayout>



2.Grid with ads 4 column


<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:ads="http://schemas.android.com/apk/lib/com.google.ads"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
 
    android:orientation="vertical"
    android:id="@+id/atozlayout"
     >
<GridView
    android:id="@+id/gridView1"
    android:numColumns="auto_fit"
    android:columnWidth="55dp"
    android:stretchMode="columnWidth"
    android:layout_width="fill_parent"
    android:layout_height="0dp"
    android:layout_weight="1"
    android:horizontalSpacing="10dp"
   android:verticalSpacing="10dp">

</GridView>
 <com.google.ads.AdView android:id="@+id/adView"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         ads:adUnitId="fill ur id"
                         ads:adSize="BANNER"
                       
                         ads:loadAdOnCreate="true"/>

</LinearLayout>


3. 3 columns

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:ads="http://schemas.android.com/apk/lib/com.google.ads"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
 
    android:orientation="vertical"
    android:id="@+id/atozlayout"
     >
<GridView
    android:id="@+id/gridView1"
    android:numColumns="auto_fit"
    android:columnWidth="80dp"
    android:stretchMode="columnWidth"
    android:layout_width="fill_parent"
    android:layout_height="0dp"
    android:layout_weight="1"
    android:horizontalSpacing="2dp"
        android:verticalSpacing="3dp" >

</GridView>
 <com.google.ads.AdView android:id="@+id/adView"
                         android:layout_width="wrap_content"
                         android:layout_height="wrap_content"
                         ads:adUnitId="ur id"
                         ads:adSize="BANNER"
                       
                         ads:loadAdOnCreate="true"/>

</LinearLayout>


4. GRidview with ads above it

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:ads="http://schemas.android.com/apk/lib/com.google.ads"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
   
    android:orientation="vertical"
    android:id="@+id/atozlayout"
     >
     <com.google.ads.AdView android:id="@+id/adView"
                         android:layout_width="wrap_content"
                         android:layout_height="60dp"
android:layout_alignParentTop="true"
                         ads:adUnitId="YOUR ID"
                         ads:adSize="BANNER"
                       
                         ads:loadAdOnCreate="true"/>
<GridView
    android:id="@+id/gridView1"
    android:numColumns="auto_fit"
    android:columnWidth="80dp"
    android:stretchMode="columnWidth"
    android:layout_width="fill_parent"
    android:layout_height="0dp"
    android:layout_weight="1"
    android:horizontalSpacing="2dp"
        android:verticalSpacing="10dp"
        >

</GridView>


</LinearLayout>



java


public class MainActivity extends Activity {

GridView mSampleGridView;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
mSampleGridView = (GridView) findViewById(R.id.gridView1);
mSampleGridView.setAdapter(new GridViewAdapter());

}

@Override
public boolean onCreateOptionsMenu(Menu menu) {
// Inflate the menu; this adds items to the action bar if it is present.
getMenuInflater().inflate(R.menu.main, menu);
return true;
}

private class GridViewAdapter extends BaseAdapter {

class GridItem {
String category;
int drawable;

public GridItem(String cat, int d) {
category = cat;
drawable = d;
}
}

Vector<GridItem> mCategories;

public GridViewAdapter() {
putGridItems();
}

/**
* Add all your data here.. Telephone, Police, Ambulance, Hospitals, Schools and more
*/
private void putGridItems(){
mCategories = new Vector<GridItem>();
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
mCategories.add(new GridItem("Fire", R.drawable.firew));
mCategories.add(new GridItem("Gas", R.drawable.gasw));
}

@Override
public int getCount() {
return mCategories.size();
}

@Override
public Object getItem(int position) {
return mCategories.get(position);
}

@Override
public long getItemId(int position) {
return position;
}

@Override
public View getView(int position, View convertView, ViewGroup parent) {

GridItem item = mCategories.get(position);

TextView textView = new TextView(getApplicationContext());
Drawable d = getResources().getDrawable(item.drawable);
textView.setCompoundDrawablesWithIntrinsicBounds(null, d, null,
null);
textView.setTextSize(14);
textView.setText(item.category);
textView.setGravity(Gravity.CENTER);
textView.setPadding(1, 3, 1, 2);
textView.setOnClickListener(new GridItemClickListener());
return textView;
}

private class GridItemClickListener implements OnClickListener{

@Override
public void onClick(View v) {
Log.d("What is it?", v.toString());
TextView t = (TextView)v;
Toast.makeText(getApplicationContext(), t.getText() , Toast.LENGTH_SHORT).show();
}
}
}

}