[英]Adding a constraint layout inside a vertical LinearLayout programmatically?
我試圖在我的片段中動態添加布局。 我的主容器是ScrollView中的LinearLayout。 活動處理帶有標簽布局的viewpager。
我試圖在我的片段中添加calc_clothers_washer.xml的ContraintLayout。 但是,所有約束和尺寸都會重置,因此所有視圖都放在屏幕的左上角。 我已經嘗試過使用視圖來替換它,但結果仍然相同。 這是我到目前為止最接近的。
這是碎片
private ConstraintLayout calcMeasureView;
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater,
@Nullable ViewGroup container,
@Nullable Bundle savedInstanceState) {
View view = inflater.inflate(
R.layout.calc_base_measure_layout,
container, false);
ConstraintLayout baseCalcContainer = container.findViewById(R.id.base_measure_container);
int calcId = R.layout.calc_clothes_washer;
calcMeasureView = (ConstraintLayout)inflater
.inflate(calcId, null);
return view;
}
@Override
public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
super.onViewCreated(view, savedInstanceState);
LinearLayout linearLayout = view.findViewById(R.id.calc_main_container);
ConstraintLayout baseCalcContainer = view.findViewById(R.id.base_measure_container);
linearLayout.removeView(baseCalcContainer);
linearLayout.addView(calcMeasureView, 0);
}
這是我的calc_base_measure_layout.xml
<ScrollView android:layout_width="match_parent"
android:layout_height="wrap_content"
xmlns:tools="http://schemas.android.com/tools"
xmlns:ndroid="http://schemas.android.com/apk/res-auto"
tools:layout_editor_absoluteX="8dp"
tools:layout_editor_absoluteY="8dp"
xmlns:android="http://schemas.android.com/apk/res/android">
<LinearLayout
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
android:id="@+id/calc_main_container">
<android.support.constraint.ConstraintLayout
android:id="@+id/base_measure_container"
android:layout_width="match_parent"
android:layout_height="200dp"
android:background="@color/blue"/>
<include
layout="@layout/calc_common_container" />
<include
android:id="@+id/include"
layout="@layout/measure_results_container"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_margin="16dp"/>
</LinearLayout>
</ScrollView>
這是calc_clothes_washer.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.ConstraintLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:ndroid="http://schemas.android.com/tools"
android:background="@drawable/background"
android:id="@+id/clothes_washer_container"
android:layout_height="wrap_content"
android:layout_width="match_parent">
<!-- How is the water heated? -->
<TextView
android:id="@+id/heater_source_label"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:layout_width="wrap_content"
android:text="Water Heating Source"
android:textColor="@color/white"
ndroid:layout_constraintStart_toStartOf="parent"
ndroid:layout_constraintTop_toTopOf="parent" />
<Spinner
style="@style/SpinnerTheme"
android:id="@+id/water_heating_source_dropdown"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_width="0dp"
ndroid:layout_constraintEnd_toStartOf="@+id/water_heating_source_about"
ndroid:layout_constraintStart_toStartOf="@+id/heater_source_label"
ndroid:layout_constraintTop_toBottomOf="@+id/heater_source_label" />
<ImageView
android:id="@+id/water_heating_source_about"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_width="wrap_content"
ndroid:layout_constraintBottom_toBottomOf="@+id/water_heating_source_dropdown"
ndroid:layout_constraintEnd_toEndOf="parent"
ndroid:srcCompat="@android:drawable/ic_menu_info_details" />
<!-- How is the Dryer Heated? -->
<TextView
android:id="@+id/textView3"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:layout_width="wrap_content"
android:text="Dryer Heating Source"
android:textColor="@color/white"
ndroid:layout_constraintStart_toStartOf="parent"
ndroid:layout_constraintTop_toBottomOf="@+id/water_heating_source_dropdown" />
<Spinner
style="@style/SpinnerTheme"
android:id="@+id/dryer_heating_source_dropdown"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_width="0dp"
ndroid:layout_constraintEnd_toStartOf="@+id/dryer_source_about"
ndroid:layout_constraintStart_toStartOf="parent"
ndroid:layout_constraintTop_toBottomOf="@+id/textView3" />
<ImageView
android:id="@+id/dryer_source_about"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_weight="1"
android:layout_width="wrap_content"
ndroid:layout_constraintBottom_toBottomOf="@+id/dryer_heating_source_dropdown"
ndroid:layout_constraintEnd_toEndOf="parent"
ndroid:srcCompat="@android:drawable/ic_menu_info_details" />
<ImageView
android:id="@+id/qty_about"
android:layout_height="wrap_content"
android:layout_marginBottom="8dp"
android:layout_marginEnd="8dp"
android:layout_width="wrap_content"
ndroid:layout_constraintBottom_toBottomOf="@+id/washer_qty_layout"
ndroid:layout_constraintEnd_toEndOf="parent"
ndroid:srcCompat="@android:drawable/ic_menu_info_details" />
<!-- Washer Quantity -->
<android.support.design.widget.TextInputLayout
style="@style/TextInputLayout"
android:id="@+id/washer_qty_layout"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:layout_width="0dp"
ndroid:layout_constraintEnd_toStartOf="@+id/dryer_source_about"
ndroid:layout_constraintStart_toStartOf="parent"
ndroid:layout_constraintTop_toBottomOf="@+id/dryer_heating_source_dropdown">
<android.support.design.widget.TextInputEditText
style="@style/EditTextViewBase"
android:hint="@string/washer_qty"
android:id="@+id/washer_qty"
android:inputType="number"
android:layout_height="wrap_content"
android:layout_width="match_parent" />
</android.support.design.widget.TextInputLayout>
</android.support.constraint.ConstraintLayout>
我的calc_clothes_washer.xml中的所有視圖都會顯示出來,所有這些視圖都會在屏幕的左上角最小化。 非常感謝任何幫助或指導。
請檢查下面的calc_clothes_washer.xml代碼。 它可以解決您的問題。 如果您遇到任何問題,請在評論部分告訴我。
使用自己的drawables和assests。
<?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"
android:id="@+id/clothes_washer_container"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@drawable/background">
<!-- How is the water heated? -->
<TextView
android:id="@+id/heater_source_label"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:text="Water Heating Source"
android:textColor="@color/colorWhite"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent" />
<Spinner
android:id="@+id/water_heating_source_dropdown"
style="@style/Widget.AppCompat.Spinner"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
app:layout_constraintEnd_toStartOf="@+id/water_heating_source_about"
app:layout_constraintStart_toStartOf="@+id/heater_source_label"
app:layout_constraintTop_toBottomOf="@+id/heater_source_label" />
<ImageView
android:id="@+id/water_heating_source_about"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
app:layout_constraintBottom_toBottomOf="@+id/water_heating_source_dropdown"
app:layout_constraintEnd_toEndOf="parent"
app:srcCompat="@android:drawable/ic_menu_info_details" />
<!-- How is the Dryer Heated? -->
<TextView
android:id="@+id/textView3"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:text="Dryer Heating Source"
android:textColor="@color/colorWhite"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/water_heating_source_dropdown" />
<Spinner
android:id="@+id/dryer_heating_source_dropdown"
style="@style/Widget.AppCompat.Spinner"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginEnd="8dp"
app:layout_constraintEnd_toStartOf="@+id/dryer_source_about"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/textView3" />
<ImageView
android:id="@+id/dryer_source_about"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_weight="1"
app:layout_constraintBottom_toBottomOf="@+id/dryer_heating_source_dropdown"
app:layout_constraintEnd_toEndOf="parent"
app:srcCompat="@android:drawable/ic_menu_info_details" />
<ImageView
android:id="@+id/qty_about"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginEnd="8dp"
android:layout_marginBottom="8dp"
app:layout_constraintBottom_toBottomOf="@+id/washer_qty_layout"
app:layout_constraintEnd_toEndOf="parent"
app:srcCompat="@android:drawable/ic_menu_info_details" />
<!-- Washer Quantity -->
<android.support.design.widget.TextInputLayout
android:id="@+id/washer_qty_layout"
style="@style/Widget.Design.TextInputLayout"
android:layout_width="0dp"
android:layout_height="wrap_content"
android:layout_marginStart="8dp"
android:layout_marginTop="16dp"
android:layout_marginEnd="8dp"
app:layout_constraintEnd_toStartOf="@+id/dryer_source_about"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/dryer_heating_source_dropdown">
<android.support.design.widget.TextInputEditText
android:id="@+id/washer_qty"
style="@style/EditTextTheme"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:hint="Washer Qty"
android:inputType="number" />
</android.support.design.widget.TextInputLayout>
</android.support.constraint.ConstraintLayout>
請批准答案,如果它適合您。 謝謝!
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