use of com.cmput301w18t05.taskzilla.TaskCustomAdapter in project Taskzilla by CMPUT301W18T05.
the class SearchFragment method onViewCreated.
/**
* Determines what is done on the view once it has been created
*
* @param view The current activity
* @param savedInstanceState The state of the screen before interrupts appear, such as leaving the app
*/
@Override
public void onViewCreated(View view, Bundle savedInstanceState) {
// expand search bar by default
searchField = view.findViewById(R.id.searchView);
/*
* Listens for changes in the searchview
* OnQueryTextChange invokes whenever the user types, while on the other hand
* OnQueryTextSubmit invokes only when the user submits the keywords.
*
* There are 3 scenarios:
* 1. if(sentence.length == 0) and if(searchController.getKeywords().isEmpty() == true)
* sentence is the words the user types in.
*
* These conditions check if the user entered in previous search words,
* if not then nothing happens since all tasks are shown to begin with
*
* 2. if(sentence.length == 0) and if(searchController.getKeywords().isEmpty() == false)
*
* These conditions are for when the user had previously searched for keywords and now wants
* to see all the available tasks. It first clears the listview then does a search returning all
* available tasks.
*
* 3. The last condition is when the user is searching for tasks by entering in keyword(s).
* This clears the listview and then proceeds to make a search request using the keyword(s)
* as a parameter. It then returns the tasks containing the keywords in the descriptions.
*
*/
searchField.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String s) {
return false;
}
@Override
public boolean onQueryTextChange(String text) {
String sentence;
sentence = text.toLowerCase();
if (sentence.length() == 0) {
// Checks if user entered text in search bar
if (!searchController.getKeywords().isEmpty()) {
// Checks if keywords is empty, if yes return already loaded array of tasks
searchController.clearKeywords();
searchController.getAllRequest();
}
} else {
// Adds keyword to list and loads new set of tasks based on keywords
searchController.clearKeywords();
searchController.addKeywords(sentence);
searchController.searchRequest(sentence);
}
notifyChange();
return false;
}
});
mButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
viewMap();
}
});
// Set up listview and adapter
searchResults = new ArrayList<>();
searchController = new SearchController(this, getActivity());
adapterText = new TaskCustomAdapter(getActivity(), R.layout.tasks_list_view2, searchResults);
availableTasksText.setAdapter(adapterText);
/*
* Listens for user tapping on a task in the listview
*
* Sets currentTask variable to the current task tapped, which
* is used later on to determine which item to remove from the listview
* if the item was deleted.
*/
availableTasksText.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> adapterView, View view, int i, long l) {
currentTask = searchResults.get(i);
viewTask(searchResults.get(i).getId());
}
});
// get all available tasks
searchController.getAllRequest();
}
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