我是Android开发新手,我想实现如下布局:
但我遇到了一个大问题
所以我在协调器布局和appbarlayout里面发生了一个崩溃的工具栏布局,里面是工具栏和约束布局 当折叠工具栏布局消失时,布局的某些部分是可见的 我该如何解决这个问题?
这是我的.xml文件
<?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"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:elevation="@dimen/_1sdp"
android:paddingBottom="@dimen/_20sdp">
<android.support.design.widget.AppBarLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<android.support.design.widget.CollapsingToolbarLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
app:layout_scrollFlags="scroll|exitUntilCollapsed|snap">
<include layout="@layout/item_header" />
<android.support.v7.widget.Toolbar
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/bg_screen4"
app:layout_collapseMode="pin"/>
</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"
app:layout_behavior="@string/appbar_scrolling_view_behavior">`
这是标题布局:
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:elevation="@dimen/_1sdp"
app:layout_collapseMode="parallax"
app:layout_collapseParallaxMultiplier="0.3"
android:layout_marginTop="@dimen/_56sdp"
android:paddingBottom="@dimen/_20sdp">
<android.support.constraint.ConstraintLayout
android:id="@+id/constraintLayout3"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_collapseMode="parallax"
android:background="@color/bgBottomNavigation"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:layout_constraintLeft_creator="1"
tools:layout_constraintRight_creator="1"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintHorizontal_bias="0.0"
android:layout_marginBottom="8dp"
app:layout_constraintVertical_bias="0.0">
<android.support.constraint.Guideline
android:id="@+id/guideline"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation="vertical"
app:layout_constraintGuide_begin="170dp" />
<TextView
android:id="@+id/textView11"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/_32sdp"
android:text="بیشعوری"
android:textColor="#fff"
app:layout_constraintBottom_toTopOf="@+id/textView12"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:layout_constraintLeft_creator="1"
android:layout_marginLeft="64dp"
app:layout_constraintRight_toLeftOf="@+id/guideline"
android:layout_marginRight="8dp" />
<TextView
android:id="@+id/textView12"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="@dimen/_8sdp"
android:text="اثر خاویر کرمنت"
android:textColor="#fff"
android:layout_marginLeft="@dimen/_20sdp"
app:layout_constraintBottom_toTopOf="@+id/divider1"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/textView11"
tools:layout_constraintLeft_creator="1"
app:layout_constraintRight_toLeftOf="@+id/guideline"
android:layout_marginRight="8dp" />
<View
android:id="@+id/divider1"
android:layout_width="0dp"
android:layout_height="@dimen/_4sdp"
android:layout_marginTop="@dimen/_8sdp"
app:layout_constraintBottom_toTopOf="@+id/ratingBar5"
app:layout_constraintEnd_toEndOf="@+id/textView12"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_marginLeft="8dp"
app:layout_constraintTop_toBottomOf="@+id/textView12"
tools:layout_constraintLeft_creator="1"
tools:layout_constraintRight_creator="1"
app:layout_constraintRight_toLeftOf="@+id/guideline"
app:layout_constraintHorizontal_bias="0.228"
android:layout_marginRight="0dp" />
<RatingBar
android:id="@+id/ratingBar5"
style="@style/Widget.AppCompat.RatingBar.Small"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="@dimen/_8sdp"
android:layout_marginTop="@dimen/_8sdp"
android:layout_marginLeft="@dimen/_20sdp"
app:layout_constraintBottom_toTopOf="@+id/textView15"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/divider1"
tools:layout_constraintLeft_creator="1"
app:layout_constraintRight_toLeftOf="@+id/guideline"
android:layout_marginRight="8dp" />
<TextView
android:id="@+id/textView15"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="@dimen/_40sdp"
android:layout_marginTop="@dimen/_8sdp"
android:text="تاریخ انتشار 1397/01/20"
android:textColor="#fff"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/ratingBar5"
tools:layout_constraintLeft_creator="1"
android:layout_marginLeft="0dp"
app:layout_constraintRight_toLeftOf="@+id/guideline"
android:layout_marginRight="8dp"
app:layout_constraintHorizontal_bias="0.523" />
</android.support.constraint.ConstraintLayout>
<ImageView
android:id="@+id/img"
android:layout_width="@dimen/_130sdp"
android:layout_height="@dimen/_200sdp"
android:layout_marginBottom="@dimen/_8sdp"
android:layout_marginLeft="@dimen/_8sdp"
android:layout_marginRight="@dimen/_8sdp"
android:scaleType="fitXY"
android:src="@drawable/bishori"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintHorizontal_bias="0.923"
app:layout_constraintLeft_toLeftOf="@+id/constraintLayout3"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="@+id/constraintLayout3"
app:layout_constraintVertical_bias="0.060000002" />
<Button
android:id="@+id/button6"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="@dimen/_8sdp"
android:layout_marginRight="@dimen/_8sdp"
android:layout_marginTop="@dimen/_8sdp"
android:elevation="1dp"
android:text="مطالعه کتاب"
app:layout_constraintBottom_toBottomOf="@+id/constraintLayout3"
app:layout_constraintHorizontal_bias="0.12"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="@+id/constraintLayout3"
app:layout_constraintTop_toBottomOf="@+id/constraintLayout3"
app:layout_constraintVertical_bias="0.517"
tools:layout_constraintBottom_creator="1"
tools:layout_constraintLeft_creator="1"
tools:layout_constraintRight_creator="1"
tools:layout_constraintTop_creator="1" />
</android.support.constraint.ConstraintLayout>`
感谢您的回答