1. Software Engineering for Internet Applications
Mobile Apps Programming - Android Socket
ADF
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2. Java Socket Remember Socket Programming?
Multi-client chat via TCP Socket
Build Android Socket for Client
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3. Server Chat Use the same Server.java Modify ServerThread.java
Remove buffered reader as the input is no longer from string stream, change to Data Input Stream
Create new Android Project for Client
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4. Server Thread
ServerThread.java
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5. Server Thread
ServerThread.java
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6. Android Client
Create an Empty Project
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7. Android Manifest
As the application will try to connect the network, add permission in the manifest file
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8. UI Layout 2 views Login panel view (vertical linear layout)
Username input text
Server address input text
Connect button
Chatting panel view(vertical linear layout)
Chatting input text
Send button
Disconnect button
Scroll view chat log
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9. UI Layout
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10. UI Layout View Chat Panel only when the connection is established
Set chat panel visibility “gone”
Give hint to input text
username, server address, input chat
Best practice to set all text value in string.xml
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11. UI Layout
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12. UI Layout
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13. UI Layout – Login Panel
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14. UI Layout – Chat Panel
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15. Client Thread Class
Create client thread class
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16. Client Thread Class
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17. Client Thread Class
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18. Client Thread Class
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19. Client Thread Class
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20. Client Thread Class
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21. Main Activity
Set server port number
Add all element
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22. Main Activity Initialize resource activity in onCreate() method
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23. Main Activity
Create Listener for each button
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24. Main Activity
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25. Main Activity
Set onClickListener in onCreate() method
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26. Run Application Run Server Run Android Client Connect to IP Server
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27. 1/11/2019