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使用設計支持庫23.0.0中的AppBarLayout時,單擊菜單項時,操作欄標題消失。佈局看起來像這樣:操作欄標題在菜單項上消失單擊
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:fitsSystemWindows="true"
android:background="@color/white"
android:id="@+id/coordinator_layout">
<!-- Header -->
<android.support.design.widget.AppBarLayout
android:id="@+id/appbar"
android:layout_width="match_parent"
android:layout_height="300dp"
android:fitsSystemWindows="true"
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:expandedTitleMarginBottom="32dp"
app:expandedTitleMarginEnd="64dp"
app:expandedTitleMarginStart="48dp"
app:layout_scrollFlags="scroll|exitUntilCollapsed">
<!-- Cover Image -->
<ImageView
android:layout_width="match_parent"
android:layout_height="300dp"
android:id="@+id/coverImageView"
android:adjustViewBounds="true"
android:scaleType="centerCrop"
android:fitsSystemWindows="true"
android:layout_centerInParent="true"
app:layout_collapseMode="parallax"/>
<android.support.v7.widget.Toolbar
android:id="@+id/anim_toolbar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:layout_collapseMode="pin"
app:theme="@style/ActionBarThemeRipple"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light" />
</android.support.design.widget.CollapsingToolbarLayout>
</android.support.design.widget.AppBarLayout>
<!-- Content -->
...
</android.support.design.widget.CoordinatorLayout>
每當我點擊操作欄上的圖標並且佈局被摺疊時,操作欄標題就會消失。