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即時消息試圖做的是看看json拉所有名稱到列表視圖(保存該名稱的imdbid),並從那裏你可以點擊一個電影,它會去一個新的意圖,將帶給你電影,你與它的名稱總結和圖像點擊如果我有一個jsonarray,我顯示它在列表視圖,並希望從列表specifec項目如何做到這一點?
IM的JSON在一個數組,看起來像這樣搜索(它根據用戶搜索的內容,所以這是一個例子......)
{"Search":[{"Title":"Batman Begins","Year":"2005","imdbID":"tt0372784","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/MV5BNTM3OTc0MzM2OV5BMl5BanBnXkFtZTYwNzUwMTI3._V1_SX300.jpg"},{"Title":"Batman v Superman: Dawn of Justice","Year":"2016","imdbID":"tt2975590","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]_V1_SX300.jpg"},{"Title":"Batman","Year":"1989","imdbID":"tt0096895","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/MV5BMTYwNjAyODIyMF5BMl5BanBnXkFtZTYwNDMwMDk2._V1_SX300.jpg"},{"Title":"Batman Returns","Year":"1992","imdbID":"tt0103776","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]_V1_SX300.jpg"},{"Title":"Batman Forever","Year":"1995","imdbID":"tt0112462","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/MV5BNWY3M2I0YzIt[email protected]._V1_SX300.jpg"},{"Title":"Batman & Robin","Year":"1997","imdbID":"tt0118688","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]@._V1_SX300.jpg"},{"Title":"Batman: The Animated Series","Year":"1992–1995","imdbID":"tt0103359","Type":"series","Poster":"http://ia.media-imdb.com/images/M/MV5BMTU3MjcwNzY3NF5BMl5BanBnXkFtZTYwNzA2MTI5._V1_SX300.jpg"},{"Title":"Batman: Under the Red Hood","Year":"2010","imdbID":"tt1569923","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]@._V1_SX300.jpg"},{"Title":"Batman: The Dark Knight Returns, Part 1","Year":"2012","imdbID":"tt2313197","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]@._V1_SX300.jpg"},{"Title":"Batman: Mask of the Phantasm","Year":"1993","imdbID":"tt0106364","Type":"movie","Poster":"http://ia.media-imdb.com/images/M/[email protected]@._V1_SX300.jpg"}],"totalResults":"310","Response":"True"}
所以我想要做的是獲得imdbid,當他點擊包含電影名稱的列表視圖 這是我試過的:
JSONObject jsonObject = new JSONObject(finalJson);
JSONArray parentArray = jsonObject.getJSONArray("Search");
StringBuffer finalStringBuffer = new StringBuffer();
String imdbid ;
for (int i=0; i<parentArray.length(); i++){
JSONObject finalJsonObject = parentArray.getJSONObject(i);
String movieName = finalJsonObject.getString("Title");
nameOfMovie.add(movieName);
String year = finalJsonObject.getString("Year");
yearOfMovie.add(year);
String omdbID = finalJsonObject.getString("imdbID");
id.add(omdbID);
finalStringBuffer.append(movieName + " , " + year + " , " + omdbID + "\n");
imdbid = omdbID ;
}
}
catch (JSONException e) {
e.printStackTrace();
}
}
但我怎麼知道他cliked上的imdbid(這是在列表中顯示的電影名稱)?
列表視圖代碼:
listViewInternetScreen.setClickable(true);
listViewInternetScreen.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> arg0, View arg1, int position, long i) {
Intent intenttoEditScreen=new Intent(AddFromInternet.this, EditMovie.class);
setResult(RESULT_OK,intenttoEditScreen);
String jsonMovieName = String.valueOf(nameOfMovie);
String jsonMovieSummery = String.valueOf(yearOfMovie);
String jsonImageURL = String.valueOf(id);
intenttoEditScreen.putExtra("json", jsonMovieName);
intenttoEditScreen.putExtra("json", jsonMovieSummery);
intenttoEditScreen.putExtra("json", jsonImageURL);
startActivity(intenttoEditScreen);
}
});
和搜索方法:
btnGo = (Button) findViewById(R.id.btnGo);
assert btnGo != null;
btnGo.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//MAKE A SEARCH STRING AND PARSE THE RESULT
final String search = "http://www.omdbapi.com/?s=" + EtSearch.getText().toString();
Log.e("JSON", search);
new JSONParser().execute(search);
ArrayList<String> list = new ArrayList<>(nameOfMovie);
arrayAdapter = new ArrayAdapter<>(AddFromInternet.this,
android.R.layout.simple_list_item_1, list);
arrayAdapter.notifyDataSetChanged();
listViewInternetScreen.setAdapter(arrayAdapter);
Log.e("JSON MOVIE", String.valueOf(nameOfMovie));
}
});
感謝您的幫助:d
感謝會盡量生病時回家 但只是一個快速關於gson的qustion,如果我使用它,我不需要:JSONObject finalJsonObject = parentArray.getJSONObject(i); 但只是放入字符串和它的數組類型的gson方法? – rollcage
一旦你把JSON扔到下面的鏈接,並檢查Gson等選項,那麼你使用Gson來生成Java對象,並且你將擁有一個Arraylist而不是那條線。您不再需要手動解析出JSON數組。 Gson文檔有很多有用的例子。 http://www.jsonschema2pojo.org –
這裏可以看到一個改進的例子。 https://github.com/santhoshvai/omdb-android-client –