我是第一次学习 Android Studio,但我一直在尝试在物理 android 设备上运行程序。我遇到的问题是我的任何内容(小部件、文本视图、按钮)都没有出现在我设备的屏幕上。我使用的电脑有问题吗?我可以在编辑器中查看和操作小部件,但我在屏幕上创建的很多东西并没有显示在正确的位置,除了蓝图。
我已经附上了所有的图片,所以你们可以看看。我在 AMD A10-9600p Radeon R5 上运行它。谢谢您的帮助。
<?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:ignore="MissingConstraints">
<TextView
android:text="TextView"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/textView2"
tools:ignore="UnknownId"
tools:layout_editor_absoluteY="42dp"
android:layout_marginStart="16dp"
app:layout_constraintLeft_toLeftOf="@+id/constraintLayout"
android:layout_marginLeft="16dp" />
<EditText
android:layout_width="0dp"
android:layout_height="0dp"
android:inputType="textMultiLine"
android:ems="10"
android:id="@+id/editText"
android:layout_marginTop="16dp"
app:layout_constraintTop_toBottomOf="@+id/textView2"
android:layout_marginStart="16dp"
app:layout_constraintLeft_toRightOf="@+id/textView2"
android:layout_marginLeft="16dp"
tools:ignore="UnknownId"
android:text="Hello this is my first app and I have no clue what I'm doing! Hopefully this all works out! I just need a bunch of words so i can create scorolling i am just typing things as fast as i can its problaly mispselled but who realy gives a hooot! just like the pokemon. this comupuete is decent but the bang for the buck is where its at. I caould make raps for fday s but its ok oops i guess i need some more word so this lovely app can scroll like a bouss hog out of the kitchen i think ill go get some ice cream soon yes great idea mr culver holla at ur boy yes"
app:layout_constraintBottom_toTopOf="@+id/button3"
android:layout_marginBottom="16dp"
app:layout_constraintHorizontal_bias="0.75"
app:layout_constraintVertical_bias="0.8"
android:layout_marginEnd="16dp"
app:layout_constraintRight_toRightOf="@+id/constraintLayout"
android:layout_marginRight="16dp" />
<Button
android:text="CANCEL"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:id="@+id/button2"
tools:ignore="UnknownId"
tools:layout_editor_absoluteY="436dp"
tools:layout_editor_absoluteX="268dp" />
<Button
android:text="OK"
android:layout_width="88dp"
android:layout_height="48dp"
android:id="@+id/button3"
app:layout_constraintRight_toLeftOf="@+id/button2"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
tools:ignore="UnknownId"
app:layout_constraintBaseline_toBaselineOf="@+id/button2" />
</android.support.constraint.ConstraintLayout>