Android 画面遷移ができない

体型を入力するアプリを作成中です。
画面が2つあって、画面1のheightimageという画像ボタンを押すと、画面2に行くようにしたいのですが、画面遷移のところでエラーとなって詰まってしまいました。

どうやったら画面遷移ができるようになりますか？ご教授ください。

※heighrとなっているのはheightのスペルミスです。

MainActivity.java

Java
1package com.example.mysize;
2
3import androidx.appcompat.app.AppCompatActivity;
4
5import android.content.Intent;
6import android.content.SharedPreferences;
7import android.os.Bundle;
8import android.preference.PreferenceManager;
9import android.view.View;
10import android.widget.Button;
11import android.widget.EditText;
12import android.widget.ImageButton;
13import android.widget.TextView;
14
15public class MainActivity extends AppCompatActivity {
16
17    @Override
18    protected void onCreate(Bundle savedInstanceState) {
19        super.onCreate(savedInstanceState);
20        setContentView(R.layout.activity_main);
21
22
23        //共有プリファレンスに保存した値を読みだす
24        SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
25        String editNeck = pref.getString("NECK", "");
26        String editSleeve = pref.getString("SLEEVE", "");
27        String editWaist = pref.getString("WAIST", "");
28        String editInseam = pref.getString("INSEAM", "");
29
30        EditText neck = (EditText) findViewById(R.id.neck);
31        neck.setText(editNeck);
32        EditText sleeve = (EditText) findViewById(R.id.sleeve);
33        sleeve.setText(editSleeve);
34        EditText waist = (EditText) findViewById(R.id.waist);
35        waist.setText(editWaist);
36        EditText inseam = (EditText) findViewById(R.id.inseam);
37        inseam.setText(editInseam);
38
39        //保存ボタンが押されたときonSaveTappedを呼び出す
40        Button save = findViewById(R.id.save);
41        save.setOnClickListener(new View.OnClickListener() {
42            @Override
43            public void onClick(View v) {
44                onSavedTapped();
45            }
46        });
47
48
49　　　//heightbuttonを押すと画面遷移
50        ImageButton heightbutton = findViewById(R.id.heightbutton);
51        heightbutton.setOnClickListener(new View.OnClickListener() {
52            @Override
53            public void onClick(View v) {
54                Intent intent = new Intent(this, HeighrActivity.class);
55                //インテントにデータを格納
56                //遷移先の画面を起動
57                startActivity(intent);
58            }
59        });
60
61
62
63    }
64
65    private void onSavedTapped(){
66        EditText neck = (EditText) findViewById(R.id.neck);
67        EditText sleeve = (EditText) findViewById(R.id.sleeve);
68        EditText waist = (EditText) findViewById(R.id.waist);
69        EditText inseam = (EditText) findViewById(R.id.inseam);
70
71        //共有プリファレンスに入力された値を保存
72        SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
73        SharedPreferences.Editor editor = pref.edit();
74        editor.putString("NECK", neck.getText().toString());
75        editor.putString("SLEEVE", sleeve.getText().toString());
76        editor.putString("WAIST", waist.getText().toString());
77        editor.putString("INSEAM", inseam.getText().toString());
78
79    }
80}
81
82

HeighrActivity.java

Java
1package com.example.mysize;
2
3import androidx.appcompat.app.AppCompatActivity;
4
5import android.app.Activity;
6import android.content.SharedPreferences;
7import android.os.Bundle;
8import android.preference.PreferenceManager;
9import android.view.View;
10import android.widget.AdapterView;
11import android.widget.ArrayAdapter;
12import android.widget.Button;
13import android.widget.RadioButton;
14import android.widget.RadioGroup;
15import android.widget.SeekBar;
16import android.widget.Spinner;
17import android.widget.TextView;
18
19import com.google.android.material.navigation.NavigationBarView;
20
21import java.util.Locale;
22
23public class HeighrActivity extends AppCompatActivity {
24
25    @Override
26    protected void onCreate(Bundle savedInstanceState) {
27        super.onCreate(savedInstanceState);
28        setContentView(R.layout.activity_heighr);
29
30
31        Spinner spinner = (Spinner) findViewById(R.id.spinner);
32
33
34        // リスナーを登録
35        ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(this,
36                R.array.txt_height_arr, android.R.layout.simple_spinner_item);
37        // Specify the layout to use when the list of choices appears
38        adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
39        // Apply the adapter to the spinner
40        spinner.setAdapter(adapter);
41
42
43        spinner.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() {
44            @Override
45            //項目が選択されたときの処理
46            public void onItemSelected(AdapterView<?> parent, View view,
47                                       int pos, long id) {
48                // An item was selected. You can retrieve the selected item using
49                // parent.getItemAtPosition(pos)
50                Spinner spinner = (Spinner) parent;
51                String item = (String) spinner.getSelectedItem();
52                TextView height = (TextView) findViewById(R.id.height);
53                height.setText(item);
54
55            }
56
57            //項目が選択されずにビューがとじられたときの処理
58            public void onNothingSelected(AdapterView<?> parent) {
59                // Another interface callback
60            }
61        });
62
63                });
64 
65
66    }
67
68
69
70    @Override
71    public void onPause() {
72        super.onPause();
73        SharedPreferences pref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
74        SharedPreferences.Editor editor = pref.edit();
75        TextView height = (TextView) findViewById(R.id.height);
76        editor.putInt("HEIGHT", Integer.parseInt(height.getText().toString()));
77    }
78
79}
80

activity_main.xml

xml
1<?xml version="1.0" encoding="utf-8"?>
2<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
3    xmlns:app="http://schemas.android.com/apk/res-auto"
4    xmlns:tools="http://schemas.android.com/tools"
5    android:layout_width="match_parent"
6    android:layout_height="match_parent"
7    tools:context=".MainActivity">
8
9    <ImageView
10        android:id="@+id/droidimage"
11        android:layout_width="170dp"
12        android:layout_height="200dp"
13        app:layout_constraintBottom_toBottomOf="parent"
14        app:layout_constraintEnd_toEndOf="parent"
15        app:layout_constraintStart_toStartOf="parent"
16        app:layout_constraintTop_toTopOf="parent"
17        app:layout_constraintVertical_bias="0.3"
18        app:srcCompat="@drawable/ic_mysize" />
19
20    <EditText
21        android:id="@+id/neck"
22        android:layout_width="70dp"
23        android:layout_height="wrap_content"
24        android:ems="10"
25        android:gravity="center_horizontal"
26        android:hint="首周り"
27        android:inputType="number"
28        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
29        app:layout_constraintEnd_toStartOf="@+id/droidimage"
30        app:layout_constraintTop_toTopOf="@+id/droidimage" />
31
32    <EditText
33        android:id="@+id/sleeve"
34        android:layout_width="70dp"
35        android:layout_height="wrap_content"
36        android:ems="10"
37        android:gravity="center_horizontal"
38        android:hint="桁丈"
39        android:inputType="number"
40        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
41        app:layout_constraintBottom_toBottomOf="@+id/droidimage"
42        app:layout_constraintStart_toEndOf="@+id/droidimage"
43        app:layout_constraintTop_toTopOf="@+id/droidimage" />
44
45    <EditText
46        android:id="@+id/waist"
47        android:layout_width="70dp"
48        android:layout_height="wrap_content"
49        android:ems="10"
50        android:gravity="center_horizontal"
51        android:hint="胴回り"
52        android:inputType="number"
53        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
54        app:layout_constraintBottom_toBottomOf="@+id/droidimage"
55        app:layout_constraintEnd_toStartOf="@+id/droidimage" />
56
57    <EditText
58        android:id="@+id/inseam"
59        android:layout_width="70dp"
60        android:layout_height="wrap_content"
61        android:ems="10"
62        android:gravity="center_horizontal"
63        android:hint="股下"
64        android:inputType="number"
65        android:textAppearance="@style/TextAppearance.AppCompat.Medium"
66        app:layout_constraintEnd_toEndOf="@+id/droidimage"
67        app:layout_constraintStart_toStartOf="@+id/droidimage"
68        app:layout_constraintTop_toBottomOf="@+id/droidimage" />
69
70    <Button
71        android:id="@+id/save"
72        android:layout_width="wrap_content"
73        android:layout_height="wrap_content"
74        android:text="@string/savetext"
75        tools:layout_editor_absoluteX="155dp"
76        tools:layout_editor_absoluteY="544dp" />
77
78    <ImageButton
79        android:id="@+id/heightbutton"
80        android:layout_width="wrap_content"
81        android:layout_height="wrap_content"
82        app:srcCompat="@drawable/ic_height"
83        tools:layout_editor_absoluteX="347dp"
84        tools:layout_editor_absoluteY="16dp" />
85</androidx.constraintlayout.widget.ConstraintLayout>