2024/4/3

跟着教程写todoapplication

fragment_add:

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <data>
        <variable
            name="args"
            type="com.example.to_do_application.fragments.update.UpdateFragmentArgs"/>
    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:padding="24dp"
        tools:context=".fragments.update.UpdateFragment">

        <EditText
            android:id="@+id/current_title_et"
            android:layout_width="0dp"
            android:layout_height="60dp"
            android:ems="10"
            android:hint="@string/title"
            android:paddingStart="24dp"
            android:paddingEnd="24dp"
            android:text="@{args.currentItem.tile}"
            android:background="@drawable/custom_input"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent" />

        <Spinner
            android:id="@+id/current_spinner"
            android:layout_width="0dp"
            android:layout_height="60dp"
            android:layout_marginTop="8dp"
            android:paddingStart="20dp"
            android:paddingEnd="24dp"
            android:parsePriorityToInt="@{args.currentItem.priority}"
            android:background="@drawable/custom_input"
            android:entries="@array/priorities"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/current_title_et" />

        <EditText
            android:id="@+id/current_editTextTextMultiLine"
            android:layout_width="0dp"
            android:layout_height="0dp"
            android:layout_marginTop="8dp"
            android:ems="10"
            android:background="@drawable/custom_input"
            android:hint="@string/description"
            android:paddingStart="24dp"
            android:paddingEnd="24dp"
            android:paddingTop="16dp"
            android:gravity="top|start"
            android:text="@{args.currentItem.description}"
            android:inputType="textMultiLine"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toBottomOf="@+id/current_spinner" />

    </androidx.constraintlayout.widget.ConstraintLayout>
</layout>

row_layout:

<?xml version="1.0" encoding="utf-8"?>
<layout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <data>
        <variable
            name="toDoData"
            type="com.example.to_do_application.data.models.ToDoData"/>
    </data>

    <androidx.constraintlayout.widget.ConstraintLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_margin="4dp">

        <androidx.constraintlayout.widget.ConstraintLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:id="@+id/row_background"
            android:background="@drawable/item_background"
            android:sendDataToUpdateFragment="@{toDoData}"
            app:layout_constraintBottom_toBottomOf="parent"
            app:layout_constraintEnd_toEndOf="parent"
            app:layout_constraintHorizontal_bias="0.5"
            app:layout_constraintStart_toStartOf="parent"
            app:layout_constraintTop_toTopOf="parent">

            <androidx.cardview.widget.CardView
                android:id="@+id/priority_indicator"
                android:layout_width="16dp"
                android:layout_height="16dp"
                android:layout_marginTop="16dp"
                android:layout_marginEnd="16dp"
                android:parsePriorityColor="@{toDoData.priority}"
                app:cardBackgroundColor="@color/red"
                app:cardCornerRadius="100dp"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintTop_toTopOf="parent" />


            <TextView
                android:id="@+id/title_txt"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginStart="20dp"
                android:layout_marginTop="16dp"
                android:layout_marginEnd="16dp"
                android:text="@{toDoData.tile}"
                android:textColor="@color/darkGray"
                android:textSize="20sp"
                android:textStyle="bold"
                app:layout_constraintEnd_toStartOf="@+id/priority_indicator"
                app:layout_constraintStart_toStartOf="parent"
                app:layout_constraintTop_toTopOf="parent" />

            <TextView
                android:id="@+id/description_txt"
                android:layout_width="0dp"
                android:layout_height="wrap_content"
                android:layout_marginTop="8dp"
                android:layout_marginEnd="16dp"
                android:layout_marginBottom="16dp"
                android:maxLength="300"
                android:maxLines="10"
                android:text="@{toDoData.description}"
                android:textColor="@color/darkGray"
                app:layout_constraintBottom_toBottomOf="parent"
                app:layout_constraintEnd_toEndOf="parent"
                app:layout_constraintHorizontal_bias="0.0"
                app:layout_constraintStart_toStartOf="@+id/title_txt"
                app:layout_constraintTop_toBottomOf="@+id/title_txt"
                app:layout_constraintVertical_bias="0.0" />

        </androidx.constraintlayout.widget.ConstraintLayout>
    </androidx.constraintlayout.widget.ConstraintLayout>
</layout>