android-listview

问题 I'm a little stuck at the moment. I know similar questions have been asked, but I haven't been able to find anything that has helped. I'm trying to get and image to appear in ListView from an internal database inside my android application. I have a database with 141 rows, and each row is labeled 1,2 or 3. I need a different png image (saved in my res/drawable folder) to show depending on the 1,2, or 3. Here is my current Query. Any advice would be welcome. I realize there may be a better way

问题 I'm building a Chat using PHP and Java, I'm getting the data from the chat using a Json file, and I am inserting the Data calling a PHP file that inserts a new message into my Database. I'm listing all the messages in a Listview , and I am trying to update the listview everytime a new message is sent, my code is working, but I would like to automatically update the Listview when I send a new message. I have to click at the chat room again to see the Listview updated. I would like to update

问题 I'm Getting data from my database and pushing them into ListView to view all the data. Inside my ListView I also have a TextView with the text "Like" in it. Now when I click the like text it will change to "Liked" and I'm updating my like status in my database. Now my problem is that when i click the "Like" text, the text changes to "Liked" and also it is updated in DB. But also when I scroll through the List View, I can notice other lists' Like text is also changed to Liked. I'm not sure

问题 I have this response that I get back form server. I want to parse it and get the hospital_name out of it. How would I go about it? [ { "Hospital": { "id": "63083", "hospital_name": "Colorado Mental Health Inst", "hospital_add_1": "1600 W 24th St", "hospital_add_2": null, "hospital_city": "Pueblo", "hospital_state": "CO", "hospital_zip": "81003", "hospital_phone": "719-546-4000\r", "hospital_fax": null, "hospital_description": null, "callcenter_agent_approval": "0", "hospital_site": "",

问题 i have android application that need connection between android and mysql database using php the application work perfect. only the display user action do not work this method display the user in a list with some data. can anyone help me to fix this error ?? the result of the added code is 04-14 23:17:57.766: D/this from internet(2367): usersList.get(position).getDate() is null LogCat Error 04-14 21:59:22.170: E/AndroidRuntime(1951): FATAL EXCEPTION: main 04-14 21:59:22.170: E/AndroidRuntime

问题 I have numerous edittexts inside a listview. I want to type in each of the edittexts one by one without having to scroll through the listview. How can I do that? 回答1: Use the android:nextFocusDown param to specify which field you'd like to get focus when the user hits the enter key. 来源： https://stackoverflow.com/questions/17058725/gain-edittext-focus-tapping-next-in-soft-keyboard

问题 In my Project I would like to scroll list-view animated like in MS power-point animation ' Can anyone suggest me lib for that.. I would like to display list like 回答1: The DevBytes Videos of Chet Haase and Daniel Olshansky are definitly worth watching when you are thinking about ListView animation. Start here https://www.youtube.com/watch?v=8MIfSxgsHIs and click through the videos (on inserting, expanding, deletion animation...). Downloadable resources included, look at https://plus.google.com

问题 I have a ListView and inside that listview , EditText or 'CheckBox' means chekbox for the first 7 rows then Edittext is visible for other rows. Now I want the values of these rows which is clicked inside Checkbox in first 7 rows and 'EditText' text for rest of the rows when Button is clicked. But problem is index for the EditText and Checkbox as it is in ListView .. How can i get value or text of all the row in single button click... public View getView(int position, View convertView,

问题 I have this class, that gets the data from the database and shows in a listview. Is there a way to get the Id from the database and toast it? Now the toast is returning: android.database.sqlite.SQLiteCursor@4180c088 public class AndroidSQLite extends Activity { private SQLiteAdapter mySQLiteAdapter; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); ListView listContent = (ListView)findViewById(R.id.contentlist);

问题 i need to update a textView from my asynctask. I have an custom adapter for the listview and there i want to have a countdown for each entry. I will start the asynctask for each entry from my Adapter. How can i update the textview each second from the asynctask? Thanks for help :) 回答1: If you post your code, I can give you a better answer. However, a common way to update views periodically is by using Handlers. private final Handler mHandler = new Handler(); //intialize in main thread public