cwac-endless | 易学教程

How can I use a custom adapter with the cwac-endless adapter?

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问题 I want to add the endless adapter functionality to my custom adapter. How can I use this combination? Thank you. 回答1: You follow the instructions in the GitHub repo for the project. EndlessAdapter is a wrapper around your custom adapter. So, first , you get your custom adapter working correctly on its own. Then, you create your EndlessAdapter subclass (with your implementation of cacheInBackground() , etc.), wrap your custom adapter in an instance of your EndlessAdapter subclass, and put your

Android: visible ListView images flicker when adding data to ArrayAdapter

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问题 I have a custom adapter which extends ArrayAdapter, it implements the view holder patterns to show data (text + image) from a web service. for lazy loading of the images I use the async tasks pattern from the advanced training in the Android's developers site, I also use disk + ram bitmap cache. when there is additional data to be retrieved I add a footer view that clicking on it retrieves additional data from the web service and add it to the adapter. the problem is that when this new data

implementing the Endless Adapter

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问题 I get the entire data from the Server by using doInBackground() method as shown below. class DataLoader extends Activity{ public void onCreate() { ............................... new AsyncTask1().execute(); } class AsyncTask1 extends AsyncTask<String, String, String> { @Override protected void onPreExecute() { super.onPreExecute(); progressDialog = new ProgressDialog(DataLoader.this); progressDialog.setMessage("Loading..."); progressDialog.setCancelable(false); progressDialog.show(); }

implementing the Endless Adapter

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I get the entire data from the Server by using doInBackground() method as shown below. class DataLoader extends Activity{ public void onCreate() { ............................... new AsyncTask1().execute(); } class AsyncTask1 extends AsyncTask<String, String, String> { @Override protected void onPreExecute() { super.onPreExecute(); progressDialog = new ProgressDialog(DataLoader.this); progressDialog.setMessage("Loading..."); progressDialog.setCancelable(false); progressDialog.show(); } protected String doInBackground(String... args) { JSONObject json; List<NameValuePair> params = new ArrayList

Android: visible ListView images flicker when adding data to ArrayAdapter

阅读更多关于 Android: visible ListView images flicker when adding data to ArrayAdapter

I have a custom adapter which extends ArrayAdapter, it implements the view holder patterns to show data (text + image) from a web service. for lazy loading of the images I use the async tasks pattern from the advanced training in the Android's developers site, I also use disk + ram bitmap cache. when there is additional data to be retrieved I add a footer view that clicking on it retrieves additional data from the web service and add it to the adapter. the problem is that when this new data is being added, some of the visible images are changing and immediately changing back, which result in a