我有一个使用约束布局的片段。布局看起来很好,直到编辑文本进行换行,然后底部的两个片段元素向上移动到编辑文本中。我没有看到约束布局有任何问题。这是布局:
<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:id="@+id/task_constraint_layout"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v4.widget.NestedScrollView
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toTopOf="@+id/task_base_buttons"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/task_title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentStart="true"
android:layout_alignParentTop="true"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="50dp"
android:gravity="center"
android:textColor="@color/black"
android:textSize="@dimen/title_font_size"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:text="Title" />
<TextView
android:id="@+id/task_subtitle"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_below="@+id/task_title"
android:layout_centerHorizontal="true"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="17dp"
android:gravity="center"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/task_title"
tools:text="Subtitle" />
<TextView
android:id="@+id/task_description"
android:layout_width="match_parent"
android:layout_height="21dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="8dp"
android:gravity="center_horizontal"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/task_subtitle"
tools:text="Description" />
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/task_placeholder"
xmlns:tools="http://schemas.android.com/tools"
android:paddingTop="40dp"
android:paddingBottom="40dp"
android:paddingStart="37dp"
android:paddingEnd="37dp">
<EditText
android:id="@+id/task_editText"
android:layout_width="match_parent"
android:layout_height="wrap_content"
tools:text="Some text"
android:imeOptions="flagNoExtractUi"
android:inputType="textMultiLine"
android:cursorVisible="true"
/>
</FrameLayout>
<TextView
android:id="@+id/freeFormTextLabel"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="12dp"
android:layout_marginStart="12dp"
android:layout_marginTop="44dp"
app:layout_constraintBottom_toTopOf="@id/freeFormText"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toBottomOf="@id/task_placeholder"
tools:text="Free Form Label" />
<EditText
android:id="@+id/freeFormText"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="12dp"
android:layout_marginStart="12dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
tools:hint="Free from text hint" />
</android.support.constraint.ConstraintLayout>
</android.support.v4.widget.NestedScrollView>
<android.support.constraint.ConstraintLayout
android:id="@+id/task_base_buttons"
android:layout_width="match_parent"
android:layout_height="66dp"
android:layout_marginBottom="8dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<Button
android:id="@+id/btnTaskBack"
style="@style/NeutrifProText.Button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_weight="0.2"
android:background="@android:color/transparent"
android:text="@string/action_back"
android:textColor="@color/colorPrimary"
app:layout_constraintBottom_toBottomOf="@+id/btnTaskContinue"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="@+id/btnTaskContinue" />
<Button
android:id="@+id/btnTaskContinue"
style="@style/NeutrifProText.Button"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_weight="0.6"
android:background="@drawable/rounded_rect_color_primary"
android:text="@string/action_continue"
android:textColor="@color/white"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/btnTaskSkip"
app:layout_constraintStart_toEndOf="@+id/btnTaskBack" />
<Button
android:id="@+id/btnTaskSkip"
style="@style/NeutrifProText.Button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_weight="0.2"
android:background="@android:color/transparent"
android:text="@string/action_skip"
android:textColor="@color/colorPrimary"
app:layout_constraintBottom_toBottomOf="@+id/btnTaskContinue"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="@+id/btnTaskContinue" />
</android.support.constraint.ConstraintLayout>
<View
android:id="@+id/overview_click_interceptor"
android:layout_width="match_parent"
android:layout_height="match_parent" />
</android.support.constraint.ConstraintLayout>
这是换行前的图像:
换行后:
答案 0 :(得分:1)
我在混音中添加了一个LinearLayout,它都完美无缺。将constraintLayout库更新为1.1.0-beta4打破了其他一些东西。
<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:id="@+id/task_constraint_layout"
android:layout_width="match_parent"
android:layout_height="match_parent">
<android.support.v4.widget.NestedScrollView
android:layout_width="0dp"
android:layout_height="0dp"
app:layout_constraintBottom_toTopOf="@+id/task_base_buttons"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent">
<android.support.constraint.ConstraintLayout
android:layout_width="match_parent"
android:layout_height="wrap_content">
<TextView
android:id="@+id/task_title"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentStart="true"
android:layout_alignParentTop="true"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="50dp"
android:gravity="center"
android:textColor="@color/black"
android:textSize="@dimen/title_font_size"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
tools:text="Title" />
<TextView
android:id="@+id/task_subtitle"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_below="@+id/task_title"
android:layout_centerHorizontal="true"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="17dp"
android:gravity="center"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintHorizontal_bias="0.0"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/task_title"
tools:text="Subtitle" />
<TextView
android:id="@+id/task_description"
android:layout_width="match_parent"
android:layout_height="21dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="8dp"
android:gravity="center_horizontal"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/task_subtitle"
app:layout_constraintBottom_toTopOf="@id/task_data"
tools:text="Description" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:id="@+id/task_data"
app:layout_constraintBottom_toTopOf="@id/freeFormTextLabel"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toBottomOf="@+id/task_description"
>
<FrameLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
xmlns:tools="http://schemas.android.com/tools"
android:paddingTop="52dp"
android:paddingBottom="52dp"
android:paddingStart="37dp"
android:paddingEnd="37dp">
<EditText
android:id="@+id/task_editText"
android:layout_width="match_parent"
android:layout_height="wrap_content"
tools:text="Some text"
/>
</FrameLayout>
</LinearLayout>
<TextView
android:id="@+id/freeFormTextLabel"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="12dp"
android:layout_marginStart="12dp"
android:layout_marginTop="44dp"
app:layout_constraintBottom_toTopOf="@id/freeFormText"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
app:layout_constraintTop_toBottomOf="@id/task_data"
tools:text="Free Form Label" />
<EditText
android:id="@+id/freeFormText"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="12dp"
android:layout_marginStart="12dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintLeft_toLeftOf="parent"
app:layout_constraintRight_toRightOf="parent"
tools:hint="Free from text hint" />
</android.support.constraint.ConstraintLayout>
</android.support.v4.widget.NestedScrollView>
<android.support.constraint.ConstraintLayout
android:id="@+id/task_base_buttons"
android:layout_width="match_parent"
android:layout_height="66dp"
android:layout_marginBottom="8dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<Button
android:id="@+id/btnTaskBack"
style="@style/NeutrifProText.Button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_weight="0.2"
android:background="@android:color/transparent"
android:text="@string/action_back"
android:textColor="@color/colorPrimary"
app:layout_constraintBottom_toBottomOf="@+id/btnTaskContinue"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="@+id/btnTaskContinue" />
<Button
android:id="@+id/btnTaskContinue"
style="@style/NeutrifProText.Button"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_weight="0.6"
android:background="@drawable/rounded_rect_color_primary"
android:text="@string/action_continue"
android:textColor="@color/white"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toStartOf="@+id/btnTaskSkip"
app:layout_constraintStart_toEndOf="@+id/btnTaskBack" />
<Button
android:id="@+id/btnTaskSkip"
style="@style/NeutrifProText.Button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_weight="0.2"
android:background="@android:color/transparent"
android:text="@string/action_skip"
android:textColor="@color/colorPrimary"
app:layout_constraintBottom_toBottomOf="@+id/btnTaskContinue"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintTop_toTopOf="@+id/btnTaskContinue" />
</android.support.constraint.ConstraintLayout>
<View
android:id="@+id/overview_click_interceptor"
android:layout_width="match_parent"
android:layout_height="match_parent" />