MAD_Week_4_Lab_2_2021.pdf

Transcript

1. Mobile Product Development Spring 2021 / Week 4: Android Lab 2
2. Instructor Intro - Marina • Took CodePath course before embarking on Android Development journey professionally • Been teaching CodePath classes since then • Currently at Instacart working as Android Engineer • Love riding all sorts of bicycles, especially MTBs
3. Technical Labs - Building out a Flashcard App Lab 1: Build Layouts and Handle User Interaction Lab 2: Create content and take users through different flows Lab 3: Save data Lab 4: Polish App with animations and styling
4. Lab 1 - Concepts & terminology covered • Android Studio • Activity • Layouts • Listeners • Git
5. Questions - Border rounded_border_filled.xml in /drawable folder: TextView in Layout:
6. New Concept - Resources
7. Questions - Toggling
8. Layout: Activity: Toggling - Boolean Solution
9. Layout: Activity: Toggling - Two Views Solution
10. Thoughts / Questions / Concerns?
11. Lab 2 - Flashcard App
12. New Concept - Intents ActivityA ActivityB Intent intent = new Intent(ActivityA.this, ActivityB.class); startActivity(intent);
13. Intents - Pass / Receive Data // in ActivityA: Intent intent = new Intent(ActivityA.this, ActivityB.class); intent.putExtra("key", "some info to send"); startActivity(intent); // in ActivityB: protected void onCreate(Bundle savedInstanceState) { … String data = getIntent().getStringExtra(“key"); // data = “some info to send” … }
14. Thoughts / Questions / Concerns?
15. Lab 2 - Flashcard App
16. New Concept - Activity Lifecycle closeIcon.setOnClickListener { finish() }
17. Lab 2 - Flashcard App New concept - EditText
18. Working on Labs - Breakout rooms • The guide is on Lab tab for Week 4 • Required tasks - due by Friday, March 12th at 11:59pm PST • Optionals are optional :) • Turn on your camera • Introduce yourself • Support each other
19. How to ask questions? 1. Ask people in your group 2. Ask for help from TAs and Instructors: 3. Slack @android-help in mpd-android-help-spring21: a. include your breakout room number b. detailed description of the problem c. screenshot 4. https://discussions.codepath.org/courses/mobile_app_d esign/questions (for when outside the class)
20. Thoughts / Questions / Concerns?
21. Let’s get started!