Java 修复重叠的折叠/扩展卡
我正在使用Android Studio创建两个CardView,它们可以在鼠标点击时展开和折叠。但是,当我展开一张卡时,下面的卡不会被向下推,即使上面的卡被展开,仍然可见,这是一个重叠问题。 如何修复此问题,以便将展开的卡下方的卡向下推,或者将展开的卡信息放在前面 单击前卡片外观的屏幕截图: 单击时的屏幕截图:(如您所见,史蒂文·史密斯卡片仍在显示中) 注意:我确实考虑过使用回收器视图+适配器等,但在每张卡中,我想要不同的布局/图像(而不是像某人手机中的联系人那样的一致信息) 以下是我的java代码:Java 修复重叠的折叠/扩展卡,java,android,xml,android-studio,android-layout,Java,Android,Xml,Android Studio,Android Layout,我正在使用Android Studio创建两个CardView,它们可以在鼠标点击时展开和折叠。但是,当我展开一张卡时,下面的卡不会被向下推,即使上面的卡被展开,仍然可见,这是一个重叠问题。 如何修复此问题,以便将展开的卡下方的卡向下推,或者将展开的卡信息放在前面 单击前卡片外观的屏幕截图: 单击时的屏幕截图:(如您所见,史蒂文·史密斯卡片仍在显示中) 注意:我确实考虑过使用回收器视图+适配器等,但在每张卡中,我想要不同的布局/图像(而不是像某人手机中的联系人那样的一致信息) 以下是我的java
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_engineering_page);
expandableView = findViewById(R.id.expandableView);
arrowBtn = findViewById(R.id.arrowBtn);
cardView = findViewById(R.id.cardView);
arrowBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView.getVisibility()==View.GONE){
TransitionManager.beginDelayedTransition(cardView, new AutoTransition());
expandableView.setVisibility(View.VISIBLE);
arrowBtn.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(cardView, new AutoTransition());
expandableView.setVisibility(View.GONE);
arrowBtn.setBackgroundResource(R.drawable.android_icon);
}
}
});
expandableView2 = findViewById(R.id.expandableView2);
arrowBtn2 = findViewById(R.id.arrowBtn2);
cardView2 = findViewById(R.id.cardView2);
arrowBtn2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView2.getVisibility()==View.GONE){
TransitionManager.beginDelayedTransition(cardView2, new AutoTransition());
expandableView2.setVisibility(View.VISIBLE);
arrowBtn2.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(cardView2, new AutoTransition());
expandableView2.setVisibility(View.GONE);
arrowBtn2.setBackgroundResource(R.drawable.android_icon);
}
}
});
}
}
以下是我的XML代码:
<?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="match_parent"
tools:context=".EngineeringPage"
android:background="#22325A">
<android.support.v7.widget.Toolbar
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/toolbar"
android:background="#C4C4C4"
app:logo="@drawable/image1"
app:title="">
</android.support.v7.widget.Toolbar>
<TextView
android:id="@+id/engineeringTV"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginBottom="409dp"
android:layout_marginEnd="111dp"
android:layout_marginLeft="111dp"
android:layout_marginRight="111dp"
android:layout_marginStart="111dp"
android:layout_marginTop="61dp"
android:text="Engineering"
android:textColor="@android:color/white"
android:textSize="30sp"
android:textStyle="bold"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<android.support.v7.widget.CardView
android:id="@+id/cardView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
style="@style/CardView.Light"
android:layout_marginTop="98dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
android:id="@+id/name"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Section 1"
style="@style/TextAppearance.AppCompat.Title"
android:layout_marginStart="12dp" />
<Button
android:id="@+id/arrowBtn"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintEnd_toEndOf="parent" />
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp"
android:visibility="gone"
android:layout_marginTop="12dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent">
<ImageView
android:id="@+id/phoneIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginTop="52dp"
android:layout_marginStart="12dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"/>
<TextView
android:id="@+id/phoneNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="(999) 345 32 45"
android:layout_marginStart="32dp"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/phoneIcon"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc"/>
<TextView
android:id="@+id/phoneDesc"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Mobile"
android:layout_marginStart="32dp"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon"/>
<ImageView
android:id="@+id/mailIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginTop="22dp"
android:layout_marginStart="12dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon"/>
<TextView
android:id="@+id/mailNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="workemail@gmail.com"
android:layout_marginStart="32dp"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/mailIcon"
app:layout_constraintStart_toEndOf="@id/mailIcon"
app:layout_constraintBottom_toTopOf="@+id/mailDesc"/>
<TextView
android:id="@+id/mailDesc"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Work"
android:layout_marginStart="32dp"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintTop_toBottomOf="@+id/mailNumber"
app:layout_constraintStart_toEndOf="@id/mailIcon"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon"/>
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:id="@+id/cardView2"
style="@style/CardView.Light"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="184dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
android:id="@+id/name2"
style="@style/TextAppearance.AppCompat.Title"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="12dp"
android:text="Steven Smith" />
<Button
android:id="@+id/arrowBtn2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintEnd_toEndOf="parent" />
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView2"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="12dp"
android:paddingBottom="12dp"
android:visibility="gone"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<ImageView
android:id="@+id/phoneIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:layout_marginTop="52dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<TextView
android:id="@+id/phoneNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="(999) 345 32 45"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toTopOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/phoneDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="Mobile"
android:textColor="#8A000000"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber2" />
<ImageView
android:id="@+id/mailIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:layout_marginTop="22dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/mailNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="workemail@gmail.com"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/mailDesc2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toTopOf="@+id/mailIcon2" />
<TextView
android:id="@+id/mailDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="Work"
android:textColor="#8A000000"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toBottomOf="@+id/mailNumber2" />
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
</android.support.constraint.ConstraintLayout>
只需将所有内容放在线性布局方向垂直或其他布局内,将底部和顶部与android:Layout_down=“@+id/your id”正确对齐即可
只需将所有内容放在线性布局方向垂直或其他布局内,将您的底部和顶部与android:Layout_below=“@+id/your id”
正确对齐即可。我已修改了示例以使其正常工作,您需要为两个CardView的父布局设置动画,以使动画平滑
java
final ConstraintLayout content = findViewById(R.id.content_layout);
final ConstraintLayout expandableView = findViewById(R.id.expandableView);
final Button arrowBtn = findViewById(R.id.arrowBtn);
arrowBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView.getVisibility() == View.GONE) {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView.setVisibility(View.VISIBLE);
arrowBtn.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView.setVisibility(View.GONE);
arrowBtn.setBackgroundResource(R.drawable.android_icon);
}
}
});
final ConstraintLayout expandableView2 = findViewById(R.id.expandableView2);
final Button arrowBtn2 = findViewById(R.id.arrowBtn2);
arrowBtn2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView2.getVisibility() == View.GONE) {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView2.setVisibility(View.VISIBLE);
arrowBtn2.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView2.setVisibility(View.GONE);
arrowBtn2.setBackgroundResource(R.drawable.android_icon);
}
}
});
xml
<?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="match_parent"
android:id="@+id/content_layout"
android:background="#22325A">
<android.support.v7.widget.Toolbar
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:id="@+id/toolbar"
android:background="#C4C4C4"
app:logo="@drawable/logo"
app:title="">
</android.support.v7.widget.Toolbar>
<android.support.v7.widget.CardView
android:id="@+id/cardView"
android:layout_width="0dp"
android:layout_height="wrap_content"
style="@style/CardView.Light"
android:layout_marginTop="98dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@id/toolbar">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:id="@+id/name"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Section 1"
style="@style/TextAppearance.AppCompat.Title"
android:layout_marginStart="12dp" />
<Button
android:id="@+id/arrowBtn"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintTop_toTopOf="@id/name"
app:layout_constraintBottom_toBottomOf="@id/name"
app:layout_constraintEnd_toEndOf="parent" />
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:paddingBottom="12dp"
android:visibility="gone"
app:layout_constraintTop_toBottomOf="@id/arrowBtn"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent">
<ImageView
android:id="@+id/phoneIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:src="@drawable/logo"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"/>
<TextView
android:id="@+id/phoneNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="(999) 345 32 45"
android:layout_marginStart="32dp"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/phoneIcon"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc"/>
<TextView
android:id="@+id/phoneDesc"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Mobile"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon"/>
<ImageView
android:id="@+id/mailIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginTop="22dp"
android:layout_marginStart="12dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon"/>
<TextView
android:id="@+id/mailNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="workemail@gmail.com"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/mailIcon"
app:layout_constraintStart_toEndOf="@id/mailIcon"
app:layout_constraintBottom_toTopOf="@+id/mailDesc"/>
<TextView
android:id="@+id/mailDesc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Work"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
app:layout_constraintTop_toBottomOf="@+id/mailNumber"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon"/>
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:id="@+id/cardView2"
style="@style/CardView.Light"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="48dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@id/cardView">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:id="@+id/name2"
style="@style/TextAppearance.AppCompat.Title"
android:layout_marginStart="12dp"
android:text="Steven Smith" />
<Button
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintTop_toTopOf="@id/name2"
app:layout_constraintBottom_toBottomOf="@id/name2"
app:layout_constraintEnd_toEndOf="parent"
android:id="@+id/arrowBtn2"
/>
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView2"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:paddingBottom="12dp"
app:layout_constraintTop_toBottomOf="@id/arrowBtn2"
android:visibility="gone"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<ImageView
android:id="@+id/phoneIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:src="@drawable/logo"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
/>
<TextView
android:id="@+id/phoneNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="(999) 345 32 45"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toTopOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/phoneDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
android:text="Mobile"
android:textColor="#8A000000"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber2" />
<ImageView
android:id="@+id/mailIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:layout_marginTop="22dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/mailNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
android:text="workemail@gmail.com"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/mailDesc2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toTopOf="@+id/mailIcon2" />
<TextView
android:id="@+id/mailDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Work"
android:textColor="#8A000000"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toBottomOf="@+id/mailNumber2" />
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
</android.support.constraint.ConstraintLayout>
我修改了您的示例以使其正常工作,您需要为两个CardView的父布局设置动画以使动画平滑 java
final ConstraintLayout content = findViewById(R.id.content_layout);
final ConstraintLayout expandableView = findViewById(R.id.expandableView);
final Button arrowBtn = findViewById(R.id.arrowBtn);
arrowBtn.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView.getVisibility() == View.GONE) {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView.setVisibility(View.VISIBLE);
arrowBtn.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView.setVisibility(View.GONE);
arrowBtn.setBackgroundResource(R.drawable.android_icon);
}
}
});
final ConstraintLayout expandableView2 = findViewById(R.id.expandableView2);
final Button arrowBtn2 = findViewById(R.id.arrowBtn2);
arrowBtn2.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (expandableView2.getVisibility() == View.GONE) {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView2.setVisibility(View.VISIBLE);
arrowBtn2.setBackgroundResource(R.drawable.down_arrow);
} else {
TransitionManager.beginDelayedTransition(content, new AutoTransition());
expandableView2.setVisibility(View.GONE);
arrowBtn2.setBackgroundResource(R.drawable.android_icon);
}
}
});
xml
<?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="match_parent"
android:id="@+id/content_layout"
android:background="#22325A">
<android.support.v7.widget.Toolbar
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
android:id="@+id/toolbar"
android:background="#C4C4C4"
app:logo="@drawable/logo"
app:title="">
</android.support.v7.widget.Toolbar>
<android.support.v7.widget.CardView
android:id="@+id/cardView"
android:layout_width="0dp"
android:layout_height="wrap_content"
style="@style/CardView.Light"
android:layout_marginTop="98dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toBottomOf="@id/toolbar">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:id="@+id/name"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Section 1"
style="@style/TextAppearance.AppCompat.Title"
android:layout_marginStart="12dp" />
<Button
android:id="@+id/arrowBtn"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintTop_toTopOf="@id/name"
app:layout_constraintBottom_toBottomOf="@id/name"
app:layout_constraintEnd_toEndOf="parent" />
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:paddingBottom="12dp"
android:visibility="gone"
app:layout_constraintTop_toBottomOf="@id/arrowBtn"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintEnd_toEndOf="parent">
<ImageView
android:id="@+id/phoneIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:src="@drawable/logo"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"/>
<TextView
android:id="@+id/phoneNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="(999) 345 32 45"
android:layout_marginStart="32dp"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/phoneIcon"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc"/>
<TextView
android:id="@+id/phoneDesc"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="Mobile"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber"
app:layout_constraintStart_toEndOf="@id/phoneIcon"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon"/>
<ImageView
android:id="@+id/mailIcon"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginTop="22dp"
android:layout_marginStart="12dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon"/>
<TextView
android:id="@+id/mailNumber"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:text="workemail@gmail.com"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
android:textColor="#000"
style="@style/TextAppearance.AppCompat.Medium"
app:layout_constraintTop_toTopOf="@+id/mailIcon"
app:layout_constraintStart_toEndOf="@id/mailIcon"
app:layout_constraintBottom_toTopOf="@+id/mailDesc"/>
<TextView
android:id="@+id/mailDesc"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Work"
android:textColor="#8A000000"
style="@style/TextAppearance.AppCompat.Body1"
app:layout_constraintStart_toStartOf="@id/phoneNumber"
app:layout_constraintTop_toBottomOf="@+id/mailNumber"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon"/>
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
<android.support.v7.widget.CardView
android:id="@+id/cardView2"
style="@style/CardView.Light"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="48dp"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@id/cardView">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:paddingBottom="12dp">
<TextView
app:layout_constraintTop_toTopOf="parent"
app:layout_constraintStart_toStartOf="parent"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:id="@+id/name2"
style="@style/TextAppearance.AppCompat.Title"
android:layout_marginStart="12dp"
android:text="Steven Smith" />
<Button
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginEnd="12dp"
android:background="@drawable/down_arrow"
app:layout_constraintTop_toTopOf="@id/name2"
app:layout_constraintBottom_toBottomOf="@id/name2"
app:layout_constraintEnd_toEndOf="parent"
android:id="@+id/arrowBtn2"
/>
<android.support.constraint.ConstraintLayout
android:id="@+id/expandableView2"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:paddingBottom="12dp"
app:layout_constraintTop_toBottomOf="@id/arrowBtn2"
android:visibility="gone"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<ImageView
android:id="@+id/phoneIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:src="@drawable/logo"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
/>
<TextView
android:id="@+id/phoneNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="32dp"
android:text="(999) 345 32 45"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/phoneDesc2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toTopOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/phoneDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
android:text="Mobile"
android:textColor="#8A000000"
app:layout_constraintBottom_toBottomOf="@+id/phoneIcon2"
app:layout_constraintStart_toEndOf="@id/phoneIcon2"
app:layout_constraintTop_toBottomOf="@+id/phoneNumber2" />
<ImageView
android:id="@+id/mailIcon2"
android:layout_width="30dp"
android:layout_height="30dp"
android:layout_marginStart="12dp"
android:layout_marginTop="22dp"
android:src="@drawable/android_icon"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/phoneIcon2" />
<TextView
android:id="@+id/mailNumber2"
style="@style/TextAppearance.AppCompat.Medium"
android:layout_width="0dp"
android:layout_height="wrap_content"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
android:text="workemail@gmail.com"
android:textColor="#000"
app:layout_constraintBottom_toTopOf="@+id/mailDesc2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toTopOf="@+id/mailIcon2" />
<TextView
android:id="@+id/mailDesc2"
style="@style/TextAppearance.AppCompat.Body1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="Work"
android:textColor="#8A000000"
app:layout_constraintStart_toStartOf="@id/phoneNumber2"
app:layout_constraintBottom_toBottomOf="@+id/mailIcon2"
app:layout_constraintStart_toEndOf="@id/mailIcon2"
app:layout_constraintTop_toBottomOf="@+id/mailNumber2" />
</android.support.constraint.ConstraintLayout>
</android.support.constraint.ConstraintLayout>
</android.support.v7.widget.CardView>
</android.support.constraint.ConstraintLayout>
@shryshtafovych向每个元素添加android:layout_下方=“@+id/YOUR id”
,还是仅向我拥有的两个CardView添加android:layout_下方=“@+id/YOUR id”
?