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這個很簡單 就是為了說明別忘了adapter.notifyDataSetChanged();

喚醒一下，其實這個喚醒也就是在button下用 或者在別的控件下調(diào)用 如果是在getView下就不必了

java代碼：

public class DynamicListItems extends ListActivity {

private static final String ITEM_KEY = "key";

ArrayList<HashMap<String, String>> list = new ArrayList<HashMap<String, String>>();

private SimpleAdapter adapter;

private EditText newValue;

@Override

public void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.dynamic_list);

newValue = (EditText) findViewById(R.id.new_value_field);

setListAdapter(new SimpleAdapter(this, list, R.layout.row, new String[] { ITEM_KEY }, new int[] { R.id.list_value }));

((ImageButton) findViewById(R.id.button)).setOnClickListener(getBtnClickListener());

}

private OnClickListener getBtnClickListener() {

return new OnClickListener() {

public void onClick(View view) {

try {

HashMap<String, String> item = new HashMap<String, String>();

item.put(ITEM_KEY, newValue.getText().toString());

list.add(item);

adapter.notifyDataSetChanged();

} catch (NullPointerException e) {

Log.i("[Dynamic Items]", "Tried to add null value");

}

}

};

}

}

Java代碼：

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:orientation="vertical"

android:layout_width="fill_parent"

android:layout_height="fill_parent"

>

<ListView android:id="@+id/android:list"

android:layout_width="fill_parent"

android:layout_height="0px"

android:layout_weight="1"

android:cacheColorHint="#00000000">

</ListView>

<LinearLayout

android:orientation="horizontal"

android:layout_width="wrap_content"

android:layout_height="wrap_content"

android:layout_marginTop="6px"

android:layout_marginBottom="8px"

android:layout_marginLeft="8px"

android:layout_marginRight="8px"

android:background="#00000000">

<ImageButton

android:id="@+id/button"

android:layout_width="100px"

android:layout_height="100px"

android:src="@android:drawable/ic_menu_add" />

</LinearLayout>

<LinearLayout

android:orientation="vertical"

android:layout_width="230px"

android:layout_height="wrap_content"

android:layout_marginTop="8px"

android:layout_marginBottom="8px"

android:layout_marginLeft="0px"

android:layout_marginRight="28px"

android:background="#cccccc00" >

<EditText android:id="@+id/new_value_field"

android:textColor="#020905"

android:textSize="18sp"

android:layout_marginTop="6px"

android:layout_marginBottom="8px"

android:layout_marginLeft="12px"

android:layout_marginRight="12px"

android:layout_width="210px"

android:layout_height="wrap_content"

android:layout_weight="1"/>

</LinearLayout>

</LinearLayout>

ROw:

<?xml version="1.0" encoding="utf-8"?>

<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

android:background="#00000000">

<TextView

android:id="@+id/list_value"

android:layout_width="fill_parent"

android:layout_height="wrap_content"

/>

</LinearLayout>

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