simplecursoradapter

How to use CursorWrapper to filter Cursor rows

回眸只為那壹抹淺笑 提交于 2019-12-01 00:48:41
I want to filter out some rows returned by a Cursor based on a specific condition (which I want to test after receiving the rows from the database, because it's not easy to add it to a WHERE clause in the SQL query). I found the following related questions: Filter rows from Cursor so they don't show up in ListView , Filtering a cursor the right way? , and How to hide specific rows of a Cursor in android . I want to implement exactly what those questions are asking. While the answers to those questions show how to implement a CursorWrapper (which I have done), I don't know how to then link that

Click Listener on ListView

丶灬走出姿态 提交于 2019-12-01 00:11:59
I have modified this example from the SDK pages to grab all the Contact Groups from the phone and display them. I cannot, however, figure out how to click one of them and then use the Groups._ID to do something else. Can someone teach me how to get a click/select listener on this list? MyListAdapter.java package com.example.simplelist; import android.app.ListActivity; import android.database.Cursor; import android.os.Bundle; import android.provider.Contacts.Groups; import android.widget.ListAdapter; import android.widget.SimpleCursorAdapter; public class MyListAdapter extends ListActivity {

Using SimpleCursorAdapter.ViewBinder to change the color of TextView

☆樱花仙子☆ 提交于 2019-12-01 00:03:52
I'm developing an alarm clock app for android and I want to have displayed list of alarms on the main screen. Each row of this ListView is defined in xml file. And I want to have separate TextViews for each day of week. Program will check in sqlite db if for eg. value for monday is = 1 and then change color of this TextView to red. I have written this code, but that doesn't work. What's wrong? private void fillData() { // Get all of the notes from the database and create the item list Cursor c = db.fetchAllAlarms(); startManagingCursor(c); String[] from = new String[] { db.KEY_TIME, db.KEY

android: Refresh ListView using ListAdapter and SimpleCursorAdapter

狂风中的少年 提交于 2019-11-30 23:18:17
I'm trying to refresh a ListView that uses a ListAdapter created as a SimpleCursorAdapter. Here is my code for creating the Cursor and ListAdapter in onCreate which populates the ListView. tCursor = db.getAllEntries(); ListAdapter adapter=new SimpleCursorAdapter(this, R.layout.row, tCursor, new String[] columns, new int[] {R.id.rowid, R.id.date}); setListAdapter(adapter); Then, I add some data to the db in another method, but I can't figure out how to refresh the ListView. Similar questions on stackoverflow and other places mention using notifyDataSetChanged() and requery(), but neither are

how to refresh the listView using the Cursor Adapter

天涯浪子 提交于 2019-11-30 20:35:26
I have created a ListView using CursorAdapter . Now I am Trying to update the ListView and Refresh the value to the ListView . But I am not able to figure out . How to work with Loader or changeCursor() to refresh my ListView Below is My code of setting the CursorAdapter : //SucessFully done here SQLDataSore datastore = new SQLDataSore(PrintContent.this); Cursor cursor = datastore.getJSONData(); final CursorDemo cursorDemo = new CursorDemo(PrintContent.this, cursor); list_View.setAdapter(cursorDemo); My Button onClick I am updating the Value into the Database //SucessFully Done btn_check

Using SimpleCursorAdapter.ViewBinder to change the color of TextView

不问归期 提交于 2019-11-30 19:32:39
问题 I'm developing an alarm clock app for android and I want to have displayed list of alarms on the main screen. Each row of this ListView is defined in xml file. And I want to have separate TextViews for each day of week. Program will check in sqlite db if for eg. value for monday is = 1 and then change color of this TextView to red. I have written this code, but that doesn't work. What's wrong? private void fillData() { // Get all of the notes from the database and create the item list Cursor

android: Refresh ListView using ListAdapter and SimpleCursorAdapter

我们两清 提交于 2019-11-30 18:58:07
问题 I'm trying to refresh a ListView that uses a ListAdapter created as a SimpleCursorAdapter. Here is my code for creating the Cursor and ListAdapter in onCreate which populates the ListView. tCursor = db.getAllEntries(); ListAdapter adapter=new SimpleCursorAdapter(this, R.layout.row, tCursor, new String[] columns, new int[] {R.id.rowid, R.id.date}); setListAdapter(adapter); Then, I add some data to the db in another method, but I can't figure out how to refresh the ListView. Similar questions

Creating custom simple cursor adapter

非 Y 不嫁゛ 提交于 2019-11-30 15:03:10
I want to create a very simple cursor custom cursor adapter to facilitate changing the colors of row items on click. Using the following code private static int save = -1; public void onListItemClick(ListView parent, View v, int position, long id) { parent.getChildAt(position).setBackgroundColor(Color.BLUE); if (save != -1 && save != position){ parent.getChildAt(save).setBackgroundColor(Color.BLACK); } save = position; } I got the code from this thread https://stackoverflow.com/a/7649880/498449 I would have used a simple cursor adapter and placed the code in the onClick, but because the

Update SimpleCursorAdapter while maintaining scroll position in ListView

江枫思渺然 提交于 2019-11-30 15:00:56
问题 My problem: My ListView resets its scroll position to the top whenever I update its contents through its (customized) SimpleCursorAdapter. I would like the ListView to maintain its scroll position when updated. I started out by creating a new adapter instance every time and using ListView.setAdapter() , but according to this discussion I should be updating the adapter instead of resetting it. I can't find a way to do this for SimpleCursorAdapter that works correctly. Here are some things I've

SimpleCursorAdapter with ImageView and TextView

不羁岁月 提交于 2019-11-30 13:29:14
问题 can you have a layout with an imageview and textview for a row in a SimpleCursorAdapter with a listview? this would be the layout <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="wrap_content" android:orientation="horizontal"> <ImageView android:id="@+id/icon" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <TextView android:id="@+id/bowler_txt" android:paddingLeft="25dp" android