Question

应用栏布局在协调器布局内无法滚动。请查看下面的XML代码，以猜测我做错了什么。

我在其他屏幕上使用的相同方法，并且滚动条工作正常。注意，我在活动中分别放置了工具栏和应用栏布局，如下面的代码所示

Jobs.xml

   <?xml version="1.0" encoding="utf-8"?>
   <androidx.coordinatorlayout.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"
    xmlns:tools="http://schemas.android.com/tools"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    android:background="@color/white">

    <com.google.android.material.appbar.AppBarLayout
    android:id="@+id/appbar"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toTopOf="parent">

    <androidx.appcompat.widget.Toolbar
        android:id="@+id/toolbarContainer"
        android:layout_width="match_parent"
        android:layout_height="45dp"
        android:background="@color/white"
        android:contentInsetStart="0dp"
        android:contentInsetLeft="0dp"
        android:contentInsetEnd="0dp"
        android:contentInsetRight="0dp"
        android:elevation="3dp"
        app:contentInsetEnd="0dp"
        app:contentInsetLeft="0dp"
        app:contentInsetRight="0dp"
        app:contentInsetStart="0dp"
        app:layout_collapseMode="parallax"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_scrollFlags="scroll|enterAlways"
        app:popupTheme="@style/ThemeOverlay.AppCompat.Light">

        <androidx.constraintlayout.widget.ConstraintLayout

            android:id="@+id/constraintLayout"
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:background="@color/blue"
            android:elevation="4dp"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <ImageButton
                android:id="@+id/base_nave_drawer_toggle_button"
                android:layout_width="30dp"
                android:layout_height="0dp"
                android:layout_marginStart="8dp"
                android:layout_marginTop="4dp"
                android:layout_marginBottom="8dp"
                android:adjustViewBounds="true"
                android:background="?attr/selectableItemBackgroundBorderless"
                android:contentDescription="@android:string/search_go"
                android:scaleType="fitCenter"
                android:src="@drawable/nave_icon_white"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintHorizontal_bias="0.0"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                app:layout_constraintVertical_bias="0.0" />

            <TextView
                android:id="@+id/base_nave_header_tittle"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginStart="8dp"
                android:layout_marginTop="2dp"
                android:layout_marginEnd="8dp"
                android:layout_marginBottom="2dp"
                android:fontFamily="@font/open_sans"
                android:text="@string/jobs"
                android:textColor="@color/white"
                android:textSize="14sp"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <ImageButton
                android:id="@+id/base_nave_search_button"
                android:layout_width="25dp"
                android:layout_height="0dp"
                android:layout_marginEnd="8dp"
                android:adjustViewBounds="true"
                android:background="?attr/selectableItemBackgroundBorderless"
                android:contentDescription="@android:string/search_go"
                android:scaleType="fitCenter"
                android:src="@drawable/search_icon_white"
                android:tint="@color/white"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toStartOf="@+id/notification_icon"
                app:layout_constraintHorizontal_bias="1.0"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <androidx.constraintlayout.widget.ConstraintLayout

                android:id="@+id/base_nave_searchview_layout"
                android:layout_width="0dp"
                android:layout_height="0dp"
                android:layout_marginStart="8dp"
                android:layout_marginTop="6dp"
                android:layout_marginEnd="8dp"
                android:layout_marginBottom="6dp"
                android:background="@color/white"
                android:visibility="gone"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toStartOf="@+id/base_nave_search_button"
                app:layout_constraintStart_toEndOf="@+id/base_nave_drawer_toggle_button"
                app:layout_constraintTop_toTopOf="parent">

                <androidx.appcompat.widget.SearchView
                    android:id="@+id/base_nave_searchview"
                    android:layout_width="0dp"
                    android:layout_height="0dp"
                    android:layout_marginStart="4dp"
                    android:layout_marginEnd="4dp"

                    android:background="@color/transparent"
                    android:gravity="center_vertical"
                    android:paddingStart="10dp"
                    android:paddingEnd="10dp"
                    app:actionViewClass="androidx.appcompat.widget.SearchView"
                    app:iconifiedByDefault="false"
                    app:layout_constraintBottom_toBottomOf="parent"
                    app:layout_constraintEnd_toEndOf="parent"
                    app:layout_constraintHorizontal_bias="0.6"
                    app:layout_constraintStart_toStartOf="parent"
                    app:layout_constraintTop_toTopOf="parent"
                    app:layout_constraintVertical_bias="0.0"
                    app:queryBackground="@color/transparent"
                    app:queryHint="@string/search"
                    app:searchIcon="@null"
                    app:showAsAction="ifRoom|collapseActionView"
                    app:submitBackground="@color/transparent" />

            </androidx.constraintlayout.widget.ConstraintLayout>

            <ImageButton
                android:id="@+id/notification_icon"
                android:layout_width="25dp"
                android:layout_height="wrap_content"
                android:layout_marginEnd="8dp"
                android:background="?attr/selectableItemBackgroundBorderless"
                android:scaleType="centerInside"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toTopOf="parent"
                app:srcCompat="@drawable/notification_icon_white" />

            <TextView
                android:id="@+id/fab_notification"
                style="@style/ChatNotificationFab"
                tools:ignore="PxUsage,SmallSp"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_marginEnd="24dp"
                android:elevation="1dp"
                android:gravity="center_vertical"
                android:paddingStart="5dp"
                android:paddingTop="3dp"
                android:paddingEnd="5dp"
                android:paddingBottom="3dp"
                android:textColor="@color/blue"
                android:textSize="10sp"
                android:visibility="visible"
                app:autoSizeTextType="none"
                app:layout_constraintBottom_toBottomOf="@+id/notification_icon"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintStart_toEndOf="@+id/notification_icon"
                app:layout_constraintTop_toTopOf="parent"
                app:layout_constraintVertical_bias="0.0" />
        </androidx.constraintlayout.widget.ConstraintLayout>
    </androidx.appcompat.widget.Toolbar>
</com.google.android.material.appbar.AppBarLayout>
<androidx.constraintlayout.widget.ConstraintLayout
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
    >
<androidx.constraintlayout.widget.ConstraintLayout
    android:id="@+id/toolbarContainerJobs"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:background="@color/white"
    android:elevation="6dp"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toTopOf="parent">

    <ImageButton
        android:id="@+id/add_new_job_button"
        android:layout_width="35dp"
        android:layout_height="35dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="12dp"
        android:layout_marginBottom="4dp"
        android:background="@drawable/ripple"
        android:contentDescription="@string/New_job_button"
        android:elevation="4dp"
        android:scaleType="fitCenter"
        android:src="@drawable/new_chat_fab"
        app:layout_constraintBottom_toTopOf="@+id/segmentedgroupjobs"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent" />


    <com.addisonelliott.segmentedbutton.SegmentedButtonGroup
        android:id="@+id/segmentedgroupjobs"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_margin="4dp"
        android:layout_marginStart="16dp"
        android:layout_marginTop="8dp"
        android:layout_marginEnd="16dp"
        android:layout_marginBottom="16dp"
        android:background="@color/white"
        android:elevation="3dp"
        android:orientation="horizontal"
        app:layout_behavior="com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior"
        app:borderColor="@color/blue"
        app:borderWidth="1.2dp"
        app:layout_constrainedWidth="true"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toBottomOf="@+id/add_new_job_button"

        app:position="1"
        app:radius="20dp"
        app:ripple="true"
        app:rippleColor="@color/white"
        app:selectedBackground="@color/blue"
        app:selectedButtonRadius="20dp"
        app:selectionAnimationDuration="250"
        app:selectionAnimationInterpolator="fastOutSlowIn">

        <com.addisonelliott.segmentedbutton.SegmentedButton
            android:id="@+id/Invited_jobs"
            android:layout_width="match_parent"
            android:layout_height="30dp"
            android:layout_marginStart="1dp"
            android:layout_marginTop="1dp"
            android:layout_marginEnd="0dp"
            android:layout_marginBottom="1dp"
            android:layout_weight="1"


            app:selectedTextColor="@color/white"
            app:text="@string/invitedJobs"
            app:textColor="@color/blue"


            />

        <com.addisonelliott.segmentedbutton.SegmentedButton
            android:id="@+id/all_jobs"
            android:layout_width="match_parent"
            android:layout_height="30dp"
            android:layout_marginTop="1dp"
            android:layout_marginBottom="1dp"
            android:layout_weight="1"
            android:gravity="center"
            app:selectedTextColor="@color/white"
            app:text="@string/publicJobs"
            app:textColor="@color/blue"


            />

        <com.addisonelliott.segmentedbutton.SegmentedButton
            android:id="@+id/invited_jobs"
            android:layout_width="match_parent"
            android:layout_height="30dp"
            android:layout_marginStart="0dp"
            android:layout_marginTop="1dp"
            android:layout_marginEnd="1dp"
            android:layout_marginBottom="1dp"
            android:layout_weight="1"
            app:selectedTextColor="@color/white"
            app:text="@string/applied_jobs"
            app:textColor="@color/blue"

            />
    </com.addisonelliott.segmentedbutton.SegmentedButtonGroup>

</androidx.constraintlayout.widget.ConstraintLayout>
<FrameLayout
    android:id="@+id/jobs_fragments_container"
    android:layout_width="0dp"
    android:layout_height="0dp"
    android:layout_marginStart="1dp"
    android:layout_marginEnd="1dp"
    android:nestedScrollingEnabled="true"
    app:layout_constraintBottom_toBottomOf="parent"
    app:layout_constraintEnd_toEndOf="parent"
    app:layout_constraintStart_toStartOf="parent"
    app:layout_constraintTop_toBottomOf="@+id/toolbarContainerJobs" />
</androidx.constraintlayout.widget.ConstraintLayout>

最终产品如下，其中包含片段

应用栏没有在协调器布局内滚动

0 个答案: