I have a listview, where each row is an EditText, with some text. When I tap on a row, EditText gets the focus, displays the blinking cursor and the selection anchor (you know the blue/gray looking handles that you drag around to select a range of text).
该问题是,当我从一行移动到另一个(EditText上到另一个),没有enterting新的文本,在前面的EditText选择锚点保持了一段时间可见.如果edittext没有焦点,我想立即隐藏这个锚点.
有任何想法吗?
ClearFocus不起作用
editText.setOnFocusChangeListener(new OnFocusChangeListener() {
public void onFocusChange(View v, boolean hasFocus) {
if(hasFocus) {
} else {
editText.clearFocus();
//editText.clearComposingText();
}
}
});
Run Code Online (Sandbox Code Playgroud)
截图

我终于明白了!首先,我从ListView. 然后我编写了一个自定义OnFocusChangeListener,从失去焦点的视图中删除选择。该侦听器通过自定义适配器应用于视图(我包装了ArrayAdapter,但您也可以包装 a SimpleCursorAdapter)。
附件是一个演示(在带有 Eclair 的模拟器上测试):
public class ListOfEditViews extends Activity {
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
ListView list = new ListView(this);
list.setAdapter(getAdapter());
list.setFocusable(false);
list.setFocusableInTouchMode(false);
setContentView(list);
}
private ListAdapter getAdapter() {
ArrayAdapter<String> adapter = new ArrayAdapter<String>(this, R.layout.edit_text, R.id.text) {
@Override
public View getView (int position, View convertView, ViewGroup parent) {
View view = super.getView(position, convertView, parent);
view.setFocusable(true);
view.setFocusableInTouchMode(true);
view.setOnFocusChangeListener(listener);
return view;
}
};
String words = "Lorem ipsum dolor sit amen";
for (String word: words.split(" "))
adapter.add(word);
return adapter;
}
private OnFocusChangeListener listener = new OnFocusChangeListener() {
public void onFocusChange(View view, boolean hasFocus) {
view.dispatchWindowFocusChanged(hasFocus);
}
};
}
Run Code Online (Sandbox Code Playgroud)
| 归档时间: |
|
| 查看次数: |
1511 次 |
| 最近记录: |