操作栏由协调器布局推动,如下图所示:
(ActionBar看起来缺少它的上部,如果我返回到另一个活动,它将保留缺少上部的部分)
我错过了什么?
我可以在viewpager中使用coordinatorlayout还是不应该在viewpager中使用它?
可以在片段中使用坐标布局。
Test.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:fitsSystemWindows="true">
<android.support.design.widget.AppBarLayout
android:id="@+id/appbar"
android:layout_width="match_parent"
android:layout_height="256dp"
android:fitsSystemWindows="true"
android:theme="@style/ThemeOverlay.AppCompat.Dark.ActionBar">
<android.support.design.widget.CollapsingToolbarLayout
android:id="@+id/CollapsingToolbar"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
app:collapsedTitleGravity="center"
app:collapsedTitleTextAppearance="@style/TextAppearance.Design.CollapsingToolbar.Expanded.Shadow"
app:contentScrim="?attr/colorPrimary"
app:expandedTitleMarginEnd="50dp"
app:expandedTitleMarginStart="50dp"
app:expandedTitleTextAppearance="@style/TextAppearance.Design.CollapsingToolbar.Expanded.Shadow"
app:layout_scrollFlags="scroll|exitUntilCollapsed">
<ImageView
android:id="@+id/IV"
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
android:scaleType="centerInside"
app:layout_collapseMode="parallax"
app:layout_scrollFlags="scroll|enterAlways" />
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:layout_collapseMode="pin"
app:layout_scrollFlags="scroll|enterAlways"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<android.support.v4.widget.NestedScrollView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/whiteBackground"
app:layout_behavior="@string/appbar_scrolling_view_behavior">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical">
<android.support.v7.widget.CardView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="10dp"
app:cardBackgroundColor="@color/grayBackground"
app:cardCornerRadius="5dp"
app:cardElevation="5dp">
<TextView
android:id="@+id/tv1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:padding="@dimen/activity_horizontal_margin"
android:textColor="@color/colorPrimary"
android:textStyle="bold" />
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="10dp"
app:cardBackgroundColor="@color/grayBackground"
app:cardCornerRadius="5dp"
app:cardElevation="5dp">
<TextView
android:id="@+id/tv2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:lineSpacingExtra="8dp"
android:padding="@dimen/activity_horizontal_margin"
android:textSize="20sp" />
</android.support.v7.widget.CardView>
</LinearLayout>
</android.support.v4.widget.NestedScrollView>
<android.support.design.widget.FloatingActionButton
android:id="@+id/FAB"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="16dp"
android:clickable="true"
app:backgroundTint="@color/colorPrimaryDark"
app:layout_anchor="@id/appbar"
app:layout_anchorGravity="bottom|left|start"
app:rippleColor="@android:color/darker_gray"
app:srcCompat="@drawable/ic_more_black_24dp" />
</android.support.design.widget.CoordinatorLayout>
最佳答案
我通过从android:fitsSystemWindows="true"
中删除CoordinatorLayout
解决了这个问题。
关于android - 由CoordinatorLayout推送的Actionbar,我们在Stack Overflow上找到一个类似的问题:https://stackoverflow.com/questions/45400747/