android-如何在单击搜索图标时使用工具栏中的SearchView
作者:互联网
我正在以下屏幕上工作:
1屏幕截图
在工具栏上,我有一个搜索图标.要添加此搜索图标,我使用了以下代码:
menu_friend_list_activity.xml
<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto">
<item
android:id="@+id/action_search"
android:icon="@drawable/search"
android:orderInCategory="100"
android:title="@string/action_search"
app:actionViewClass="android.support.v7.widget.SearchView"
app:showAsAction="always" />
</menu>
活动中的代码
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater menuInflater = getMenuInflater();
menuInflater.inflate(R.menu.menu_friend_list_activity, menu);
return true;
}
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case R.id.action_search:
Toast.makeText(getApplicationContext(), "Search button clicked", Toast.LENGTH_SHORT).show();
return true;
default:
return super.onOptionsItemSelected(item);
}
}
在单击搜索图标时,我想在工具栏中显示SearchView(如果我在这里没有记错的话).简而言之,我想实现以下屏幕:
请告诉我我该如何实现.不同的片段搜索会有所不同.
解决方法:
尝试这个
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.search_actions, menu);
MenuItem searchViewItem = menu.findItem(R.id.action_search);
// Get the SearchView and set the searchable configuration
SearchManager searchManager = (SearchManager) getSystemService(Context.SEARCH_SERVICE);
SearchView searchView = (SearchView) searchViewItem.getActionView();
searchView.setQueryHint("Search for Product,Brands...");
searchView.setSearchableInfo(searchManager.getSearchableInfo(getComponentName()));
searchView.setIconifiedByDefault(false);// Do not iconify the widget; expand it by defaul
SearchView.OnQueryTextListener queryTextListener = new SearchView.OnQueryTextListener() {
public boolean onQueryTextChange(String newText) {
// This is your adapter that will be filtered
Toast.makeText(getApplicationContext(),"textChanged :"+newText,Toast.LENGTH_LONG).show();
return true;
}
public boolean onQueryTextSubmit(String query) {
// **Here you can get the value "query" which is entered in the search box.**
Toast.makeText(getApplicationContext(),"searchvalue :"+query,Toast.LENGTH_LONG).show();
return true;
}
};
searchView.setOnQueryTextListener(queryTextListener);
return true;
}
标签:searchview,android 来源: https://codeday.me/bug/20191118/2031941.html