Difference between revisions of "Android : Lab"

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<u>Step 4. Create a DB class for using SQLite</u>  
 
<u>Step 4. Create a DB class for using SQLite</u>  
  
[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/Step_4/ create an inner class of MyDbHelper that extends SQLiteOpenHelper]
+
[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/Step_4/ Create an inner class of MyDbHelper that extends SQLiteOpenHelper]
  
 
<u>Step 5. Example of app failure trying to Write and Display data from DB.</u>
 
<u>Step 5. Example of app failure trying to Write and Display data from DB.</u>
  
[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/Step_5/ common errors in writing database adapters]
+
[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/Step_5/ Common errors in writing database adapters]
 +
 
 +
<u>Step 6. Fix Errors & Create Context Menu.</u>
 +
 
 +
[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/Step_6/ Implement MenuItemSelected - delete action]
 +
 
  
to be continued
 
  
  
 
<u>'''[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/ Here is the code for the steps described above]'''</u>
 
<u>'''[https://zenit.senecac.on.ca/svn/ecl500/Lectures/trunk/LAB_Android_Example_Steps/ Here is the code for the steps described above]'''</u>

Revision as of 08:46, 19 March 2011

Here are few steps to guide you in the process of building an Android application:


Step 1. Build the First Activity.

ShowContacts Activity class

Step 2. Add Options Menu

Override onCreateOptionsMenu and onOptionsItemSelected almost empty

Step 3. Add a new activity: the Edit Activity.

Add Edit Activity & Create an Intent on OptionsItemSelected

Step 4. Create a DB class for using SQLite

Create an inner class of MyDbHelper that extends SQLiteOpenHelper

Step 5. Example of app failure trying to Write and Display data from DB.

Common errors in writing database adapters

Step 6. Fix Errors & Create Context Menu.

Implement MenuItemSelected - delete action



Here is the code for the steps described above