Android - Custom Icons in ListView
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by Ryan
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Published on 2010-05-28T17:40:33Z
Indexed on
2010/05/28
17:41 UTC
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Is there any way to place a custom icon for each group item? Like for phone I'd like to place a phone, for housing I'd like to place a house. Here is my code, but it keeps throwing a Warning and locks up on me.
ListView myList = (ListView) findViewById(R.id.myList);
//ExpandableListAdapter adapter = new MyExpandableListAdapter(data);
List<Map<String, Object>> groupData = new ArrayList<Map<String, Object>>();
Iterator it = data.entrySet().iterator();
while (it.hasNext())
{
//Get the key name and value for it
Map.Entry pair = (Map.Entry)it.next();
String keyName = (String) pair.getKey();
String value = pair.getValue().toString();
//Add the parents -- aka main categories
Map<String, Object> curGroupMap = new HashMap<String, Object>();
groupData.add(curGroupMap);
if (value == "Phone")
curGroupMap.put("ICON", findViewById(R.drawable.phone));
else if (value == "Housing")
curGroupMap.put("NAME", keyName);
curGroupMap.put("VALUE", value);
}
// Set up our adapter
mAdapter = new SimpleAdapter(
mContext,
groupData,
R.layout.exp_list_parent,
new String[] { "ICON", "NAME", "VALUE" },
new int[] { R.id.iconImg, R.id.rowText1, R.id.rowText2 }
);
myList.setAdapter(mAdapter);
The error i'm getting:
05-28 17:36:21.738: WARN/System.err(494): java.io.IOException: Is a directory
05-28 17:36:21.809: WARN/System.err(494): at org.apache.harmony.luni.platform.OSFileSystem.readImpl(Native Method) 05-28 17:36:21.838: WARN/System.err(494): at org.apache.harmony.luni.platform.OSFileSystem.read(OSFileSystem.java:158) 05-28 17:36:21.851: WARN/System.err(494): at java.io.FileInputStream.read(FileInputStream.java:319) 05-28 17:36:21.879: WARN/System.err(494): at java.io.BufferedInputStream.fillbuf(BufferedInputStream.java:183) 05-28 17:36:21.908: WARN/System.err(494): at java.io.BufferedInputStream.read(BufferedInputStream.java:346) 05-28 17:36:21.918: WARN/System.err(494): at android.graphics.BitmapFactory.nativeDecodeStream(Native Method) 05-28 17:36:21.937: WARN/System.err(494): at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:459) 05-28 17:36:21.948: WARN/System.err(494): at android.graphics.BitmapFactory.decodeFile(BitmapFactory.java:271) 05-28 17:36:21.958: WARN/System.err(494): at android.graphics.BitmapFactory.decodeFile(BitmapFactory.java:296) 05-28 17:36:21.978: WARN/System.err(494): at android.graphics.drawable.Drawable.createFromPath(Drawable.java:801) 05-28 17:36:21.988: WARN/System.err(494): at android.widget.ImageView.resolveUri(ImageView.java:501) 05-28 17:36:21.998: WARN/System.err(494): at android.widget.ImageView.setImageURI(ImageView.java:289)
Thanks in advance for your help!!
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