我已经为每个RecyclerView项目实现了倒计时器,这是一个片段活动.倒计时器显示到期时间.倒计时器工作正常,但向上滚动时会开始闪烁.搜索了很多,但没有得到很好的参考.谁能帮我?
这是我的RecyclerView适配器
public class MyOfferAdapter extends RecyclerView.Adapter<MyOfferAdapter.FeedViewHolder>{
private final Context mContext;
private final LayoutInflater mLayoutInflater;
private ArrayList<Transactions> mItems = new ArrayList<>();
private ImageLoader mImageLoader;
private String imageURL;
private View mView;
private String mUserEmail;
public MyOfferAdapter(Context context) {
mContext = context;
mLayoutInflater = LayoutInflater.from(context);
VolleySingleton mVolley = VolleySingleton.getInstance(mContext);
mImageLoader = mVolley.getImageLoader();
}
public void addItems(ArrayList<Transactions> items,String userEmail) {
int count = mItems.size();
mItems.addAll(items);
mUserEmail = userEmail;
notifyItemRangeChanged(count, items.size());
}
@Override
public FeedViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
mView = mLayoutInflater.inflate(R.layout.my_feed_item_layout, parent, …
Run Code Online (Sandbox Code Playgroud) 我在 MainActivity 中有一个折叠工具栏,工具栏中有一个 SearchView。单击搜索视图图标时,搜索视图将折叠在工具栏中。当工具栏折叠时它工作正常。但是,如果我单击搜索图标并向上滚动,则折叠的搜索视图将隐藏。我想让折叠的搜索视图在向上滚动时可见。我正在关注此链接MaterialSearchView
到目前为止,搜索视图工作正常。现在如果我向上滚动屏幕看起来像这样
现在,如果我单击搜索图标,则搜索视图会折叠但被隐藏。因此,即使折叠工具栏未折叠,我也希望搜索视图在工具栏中折叠。这是当工具栏未折叠并单击搜索图标时我想要的屏幕截图
这是我的activity_main.xml
<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:id="@+id/main_content"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.design.widget.AppBarLayout
android:id="@+id/appbar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
<android.support.design.widget.CollapsingToolbarLayout
android:id="@+id/collapsing_toolbar"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
app:contentScrim="?attr/colorPrimary"
app:expandedTitleMarginEnd="64dp"
app:expandedTitleMarginStart="48dp"
app:expandedTitleTextAppearance="@android:color/transparent"
app:layout_scrollFlags="scroll|exitUntilCollapsed">
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<com.daimajia.slider.library.SliderLayout
android:id="@+id/slider"
android:layout_width="match_parent"
android:layout_height="150dp"
/>
</RelativeLayout>
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
app:layout_collapseMode="pin" />
<com.miguelcatalan.materialsearchview.MaterialSearchView
android:id="@+id/search_view"
android:layout_width="match_parent"
android:layout_height="wrap_content"
/>
</android.support.design.widget.CollapsingToolbarLayout>
<android.support.design.widget.TabLayout
android:id="@+id/tabs"
app:tabIndicatorColor="@color/pink"
android:layout_width="match_parent"
android:layout_height="wrap_content" />
</android.support.design.widget.AppBarLayout>
<android.support.v4.view.ViewPager
android:id="@+id/viewpager"
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_behavior="@string/appbar_scrolling_view_behavior" />
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab_list"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:clickable="true"
android:layout_margin="16dp"
android:src="@drawable/ic_launcher_white"
android:layout_gravity="end|bottom"
app:rippleColor="@android:color/white"
app:backgroundTint="@color/primary"
app:elevation="10dp"
/> …
Run Code Online (Sandbox Code Playgroud) android android-layout searchview android-coordinatorlayout android-collapsingtoolbarlayout