java - Android androidx.SearchView 不工作
问题描述
我在我的项目中的 MaterialToolBar 中实现了 SearchView。除了最后一步,一切正常。当我在搜索栏中输入任何内容并单击键盘查找按钮时,它不会显示任何内容。请帮忙。
我的问题视频 https://drive.google.com/file/d/1GpE16D3drLGYp0ZetHgNlT8s7qZSFuWk/view?usp=drivesdk
菜单.xml
<item
android:id="@+id/menu_search"
android:title="@string/search"
android:icon="@drawable/ic_search"
app:showAsAction="always|collapseActionView"
app:actionViewClass="androidx.appcompat.widget.SearchView" />
活动.xml
<com.google.android.material.appbar.MaterialToolbar
android:id="@+id/category1_toolbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingEnd="10dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
android:background="@color/dark_blue"
app:menu="@menu/cart_share"
tools:ignore="RtlSymmetry">
<ImageView
android:id="@+id/img_back_all_category"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:contentDescription="TODO"
android:src="@drawable/ic_keyboard_arrow_left" />
<TextView
android:id="@+id/tv_all_categories"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:text="@string/product_name"
android:fontFamily="@font/montserrat"
android:textStyle="bold"
android:textSize="20sp"
android:textColor="@color/white"
android:layout_marginStart="25sp"/>
</com.google.android.material.appbar.MaterialToolbar>
爪哇代码
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.cart_search_menu, menu);
MenuItem menuItem = menu.findItem(R.id.menu_search);
SearchView searchView = (SearchView) menuItem.getActionView();
searchView.setQueryHint("Type here to search");
searchView.setMaxWidth(android.R.attr.width);
searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
@Override
public boolean onQueryTextSubmit(String query) {
//getSearchResults(query); Also tried
getSearchResults(searchView.getQuery().toString());
if( ! searchView.isIconified()) {
searchView.setIconified(true);
}
menuItem.collapseActionView();
return false;
}
@Override
public boolean onQueryTextChange(String newText) {
return false;
}
});
return super.onCreateOptionsMenu(menu);
}
解决方案
检查这个截图试试这个
在菜单文件中:
<item
android:id="@+id/actionTenantSearch"
android:icon="@drawable/ic_search"
android:title="@string/search"
app:showAsAction="ifRoom|collapseActionView"
app:actionViewClass="androidx.appcompat.widget.SearchView"
/>
在 kotlin 文件中:
private var searchItem : MenuItem? = null
override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
inflater.inflate(R.menu.search_tenant_menu, menu)
searchItem = menu.findItem(R.id.actionTenantSearch)
val searchView = searchItem?.actionView as SearchView
searchView.setOnQueryTextListener(object :
SearchView.OnQueryTextListener {
override fun onQueryTextSubmit(s: String): Boolean {
CommonUtils.showToast(requireContext(), s)
searchView.clearFocus()
return true
}
override fun onQueryTextChange(s: String): Boolean {
return true
}
})
super.onCreateOptionsMenu(menu, inflater)
}