This document provides instructions for a sample Android project called Mark-8. It describes two screens: Screen 1 displays an image and information and links to Screen 2; Screen 2 accepts user input to update the information from Screen 1. It also describes adding a menu with options for Call, SMS, and Exit. The SMS option opens a dialog screen. Finally, it provides instructions for adding a grid view with images and opening a new activity when an item is selected.

1. Android Development
Training for Beginners
SAMPLE PROJECT INSTRUCTIONS: MARK-8!
By: Joemarie Comeros Amparo

3. SAVE CANCEL

4. Screen 1 :
Displays both image and its information.
A link that passes and opens SCREEN 2. Changes
from screen 2 must be captured and updates the
displayed information for whatever changes from
screen 2.
Screen 2 :
Accepts input from user that corresponds
the information from SCREEN 1. All fields must be
correctly filled , if not user must be informed.
Saving changes will end activity and pass data to
screen 1. Cancelling activity will simply closes the
screen and displays previous screen.

7. Option Menu :
 Create an XML menu file that contains 3 items : Call, SMS
and Exit
 Override onCreateOptionsMenu inside the activity:
@Override
public boolean onCreateOptionsMenu (Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(R.menu.image_details_menu, menu);
return true;
}
 Handle selected item :
@Override
public boolean onOptionsItemSelected (MenuItem item) {
switch(item.getItemId())
{
case R.id.call:
callContact();
break;
}
return true;
}
 SMS option opens SCREEN #3 as dialog.

9.  Create an XML menu file that declare GridView alone.
 Create new class that:
- extend BaseAdapter
- accepts context as parameter
- initialies an array of integer for image resources
- return image as object for image getter
- returns View :
@Override
public View getView(int position, View convertView, ViewGroup
parent) {
ImageView imageView = new ImageView(mContext);
imageView.setImageResource(mThumbIds[position]);
imageView.setScaleType(ImageView.ScaleType.CENTER_CROP);
imageView.setLayoutParams(new GridView.LayoutParams(100, 100));
return imageView;
}
 Open new activity when item is selected.
 Exit as Option menu

10. Joemarie Comeros Amparo
about.me/joemarieamparo
Skype/Ymail/Gmail : joemarieamparo
Facebook: joemarieamparo@yahoo.com