我制作了我的Android应用。客户的要求是将徽标放在底部工具栏中。问题是徽标应放在底部工具栏的一半上,一半放在内容上。问题是我不能使用负边距,所以我不能将徽标图像从内容中移出,也不能在工具栏上移动。看起来应该是这样的:
我制作了两个工具栏 - 透明和填充。但问题是我无法将内容的底部延伸到填充工具栏的顶部,因为它位于透明工具栏内。这是图片和代码。
<android.support.constraint.ConstraintLayout
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.support.v7.widget.Toolbar
android:id="@+id/toolbarTop"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/colorBrandColor"
app:popupTheme="@style/Theme.AppCompat.Light.DarkActionBar"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent">
<ImageView
android:id="@+id/imageViewTop"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="8dp"
android:layout_marginBottom="8dp"
android:layout_marginLeft="8dp"
android:layout_marginRight="8dp"
android:src="@drawable/sponge_bob" />
</android.support.v7.widget.Toolbar>
<FrameLayout
android:id="@+id/content_frame_to_inflate"
android:layout_width="wrap_content"
android:layout_height="0dp"
app:layout_constraintTop_toBottomOf ="@+id/toolbarTop"
app:layout_constraintBottom_toTopOf="@+id/toolbarBottomTransparent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent" />
<android.support.v7.widget.Toolbar
android:id="@+id/toolbarBottomTransparent"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@android:color/transparent"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toBottomOf="@id/content_frame_to_inflate"
app:contentInsetStart="0dp">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintBottom_toBottomOf="parent" >
<android.support.v7.widget.Toolbar
android:id="@+id/toolbarBottomFilled"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@color/colorBrandColor"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent"
android:layout_marginTop="32dp"/>
<ImageView
android:layout_width="wrap_content"
android:layout_height="64dp"
android:src="@drawable/sponge_bob_logo"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toTopOf="parent" />
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.Toolbar>
</android.support.constraint.ConstraintLayout>
如何正确布局?
答案 0 :(得分:0)
尝试这样的事情。
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
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.support.v7.widget.Toolbar
android:id="@+id/toolbarTop"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#cdcdcd"
app:popupTheme="@style/Theme.AppCompat.Light.DarkActionBar"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent">
<ImageView
android:id="@+id/imageViewTop"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="8dp"
android:layout_marginBottom="8dp"
android:layout_marginLeft="8dp"
android:layout_marginRight="8dp" />
</android.support.v7.widget.Toolbar>
<FrameLayout
android:id="@+id/content_frame_to_inflate"
android:layout_width="wrap_content"
android:layout_height="0dp"
app:layout_constraintTop_toBottomOf ="@+id/toolbarTop"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent" />
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="50dp"
android:background="#cdcdcd"
tools:layout_editor_absoluteY="0dp"
tools:layout_editor_absoluteX="8dp"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true">
</RelativeLayout>
<ImageView
android:layout_width="100dp"
android:layout_height="100dp"
android:background="#000000"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:layout_marginBottom="10dp"/>
</RelativeLayout>
更新了布局
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout
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.support.v7.widget.Toolbar
android:id="@+id/toolbarTop"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#4984ad"
app:popupTheme="@style/Theme.AppCompat.Light.DarkActionBar"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent">
</android.support.v7.widget.Toolbar>
<FrameLayout
android:id="@+id/content_frame_to_inflate"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:layout_below="@+id/toolbarTop"
android:layout_above="@+id/bottomBar"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent">
<ImageView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:layout_gravity="center"
android:src="@drawable/background"/>
</FrameLayout>
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="60dp"
android:background="#4984ad"
android:id="@+id/bottomBar"
tools:layout_editor_absoluteY="0dp"
tools:layout_editor_absoluteX="8dp"
android:layout_alignParentBottom="true"
android:layout_alignParentLeft="true"
android:layout_alignParentStart="true">
</RelativeLayout>
<ImageView
android:layout_width="200dp"
android:layout_height="70dp"
android:src="@drawable/SpongeBob_SquarePants_logo"
android:layout_alignParentBottom="true"
android:layout_centerHorizontal="true"
android:layout_marginBottom="25dp"/>
</RelativeLayout>