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Techman - Xamarin experience on real project
This document contains notes from a developer discussing various topics related to mobile application development for iOS and Android, including customizing an app for vehicle inspections, using AutoLayout and size classes, memory considerations, testing, and migrating a design between platforms. It also mentions using tools like Xamarin, MvvmCross, Instruments, and Jira.
Techman - Xamarin experience on real project
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- 2. What this allabout? Application for employees of service station • Serves for helping inspector to take car inspection Contains nice feature like car searching, drawing tool for photos • Very customizable
- 3. “A long timeago in a town far, far away…”
- 4. “A long timeago in a town far, far away…”
- 5. “A long timeago in a town far, far away…”
- 6. “A long timeago in a town far, far away…”
- 7. “A long timeago in a town far, far away…”
- 8. “A long timeago in a town far, far away…”
- 9. “A long timeago in a town far, far away…”
- 10. “A long timeago in a town far, far away…”
- 11. “A long timeago in a town far, far away…”
- 12. “A long timeago in a town far, far away…”
- 13. What is goingon there?
- 14. How did wedo that? TechMan Xamarin MvvmCross … and little bit of magic
- 15. Fun with theapples
- 16. iOS overview Make beautythings in easy way •Do things that you allow to do Be concern about future changes
- 17. Autolayouts • - Veryconvenient tool • - Along with sizeclasses allows create layout for all devices • -Not quite easy operate from code
- 18. UITableviews ● Source delegates ●Cell reusing ● Mvvmcross cells
- 19. Left menu - Wasrewritten from obj-c to Xamarin - It’s a simple table with content View - Contains logic for validation, selection
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- 21. Memory considerations. Actions ●Correct way to destroy UIView ● Avoid image low-level operations on runtime ● UIPicker views
- 22. Column Layout ● Autolayoutsare for noobs
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- 24. Few words aboutAndroid ● Do easy things on compound way ● Markup language ● Activity lifecycle ● Fragments
- 25. About devices ● Widevariety android devices and screens ● Dip ● Scale sizes
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- 27. Memory considerations. Actions ●Weird way to clean image ● Activity lifecycles to clean everything up ● Caches
- 28. Bitmap loading ● InJustDecodeBounds ●SampleSize ● Mutable bitmaps
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- 30. Coding style ●name conventions ● comments, regions ● logging
- 31. Additional features ● UITests ●Insights
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- 37. Memory issue A lotof photos….. Oops! App Crashes!
- 38. Manual testing Better doautomatically….
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- 40. Memory warning Memorywarning Back button on device Minor bugs Validation issues Validation issues Scaling for different Android device Design migration from IOS Android IOS
- 41. Cute slide fromdevs Thanks Oxana! Techman love you! … And we too!
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