Let’s create an android project
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Decide your App UI
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What each UI element represents in Android
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Text Field Button
Grid Of Images
Go to Eclipse : Things to do
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§ Create all the UI elements(TextField, Button, GridView)
› Give ids to all UI elements
› Create a variable for each UI element
› Connect each variable with its corresponding UI element
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§ Create a method for Button : OnClick
§ Add Internet permission to Android Manifest
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§ Implement the method that has to execute on click of button
• Where to store the results ??? : ArrayList Of ImageResult Objects
• Create a separate class : ImageResult with two variables
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§ Run your code once on Emulator
› Check the output on LogCat’s DEBUG section
› URLs of image results are printed
§ How to show these images in GridView?
› Create an adapter(A subclass of ArrayAdapter<ImageResult) class
› Create an adapter object in main activity
› Attach it to gridView
› Populate entries of arraylist into adapter once response is parsed.
§ Run it
› URLs instead of images in the Grid View
Adding Images to GridView
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§ Create a new layout (Android XML file)
› Add a SmartImageView to the new layout created
§ Change the name of layout in adapter
› Dear adapter, please make use of SmartImageView whenever you try to display
§ How to load the url into image view??
› Job of adapter
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§ ~~ Launching another screen(activity)
› Demo : YahooImageSearch
§ Google Image Search
› Demo : GridImageSearch
§ ListView Instead of a GridView??
› Demo : YahooExtendedAnswersClient
§ Oauth?? My Images from Flickr??
› Demo : FlickrClient