練功場 part 2 - Layout 程式碼範例

[hungyanbin]

示範

xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.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="105dp"
    tools:context=".MainActivity">

    <ImageView
        android:id="@+id/image"
        android:layout_width="68dp"
        android:layout_height="68dp"
        android:layout_marginStart="20dp"
        android:layout_marginTop="20dp"
        android:background="@color/colorAccent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

    <TextView
        android:id="@+id/textTitle"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginStart="20dp"
        android:layout_marginEnd="20dp"
        android:ellipsize="end"
        android:maxLines="1"
        android:text="Challeng01"
        android:textColor="#000000"
        android:textSize="22sp"
        app:layout_constraintVertical_chainStyle="packed"
        app:layout_constraintBottom_toTopOf="@+id/textSubTitle"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/image"
        app:layout_constraintTop_toTopOf="parent" />

    <TextView
        android:id="@+id/textSubTitle"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="4dp"
        android:maxLines="2"
        android:text="XX of total XXfjafkljsla"
        android:textColor="#7C828A"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="@id/textTitle"
        app:layout_constraintStart_toEndOf="@id/image"
        app:layout_constraintStart_toStartOf="@id/textTitle"
        app:layout_constraintTop_toBottomOf="@+id/textTitle" />

</androidx.constraintlayout.widget.ConstraintLayout>

參考來源：

練習：

xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="100dp"
    android:background="#333340"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <TextView
        android:id="@+id/textTitle"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        android:layout_marginTop="23dp"
        android:layout_marginStart="23dp"
        android:layout_marginEnd="18dp"
        app:layout_constraintEnd_toStartOf="@id/chart"
        android:maxLines="1"
        android:textSize="22sp"
        android:textColor="#FFFFFF"
        android:text="Chart Title"
        android:layout_width="0dp"
        android:layout_height="wrap_content"/>

    <TextView
        android:id="@+id/textSub"
        app:layout_constraintTop_toBottomOf="@id/textTitle"
        app:layout_constraintStart_toStartOf="@id/textTitle"
        android:layout_marginTop="4dp"
        android:textColor="#A6FFFFFF"
        app:layout_constraintEnd_toEndOf="@id/textTitle"
        android:text="Additional text goes here"
        android:layout_width="0dp"
        android:layout_height="wrap_content"/>

    <ImageView
        android:id="@+id/chart"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintBottom_toBottomOf="parent"
        android:background="@color/colorAccent"
        android:layout_marginEnd="19dp"
        android:layout_width="76dp"
        android:layout_height="37dp"/>

</androidx.constraintlayout.widget.ConstraintLayout>

參考來源：