質問編集履歴
3
編集画面スクショ追加
test
CHANGED
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File without changes
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test
CHANGED
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@@ -230,3 +230,5 @@
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230
230
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231
231
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</androidx.constraintlayout.widget.ConstraintLayout>
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|
232
232
|
```
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233
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+
編集画面
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|
234
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+
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2
MainActivityの内容を変更
test
CHANGED
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File without changes
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test
CHANGED
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@@ -28,6 +28,8 @@
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28
28
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private val toBottom: Animation by lazy { AnimationUtils.loadAnimation(this, R.anim.to_bottom_anim) }
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29
29
|
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30
30
|
private lateinit var binding: ActivityMainBinding
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|
31
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+
// val binding = ActivityMainBinding.inflate(layoutInflater)
|
|
32
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+
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31
33
|
|
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32
34
|
private var clicked = false
|
|
33
35
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private lateinit var addBtn: FloatingActionButton
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@@ -54,10 +56,12 @@
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|
54
56
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override fun onCreate(savedInstanceState: Bundle?) {
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55
57
|
super.onCreate(savedInstanceState)
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|
56
58
|
binding = ActivityMainBinding.inflate(layoutInflater)
|
|
59
|
+
setContentView(binding.getRoot());
|
|
60
|
+
|
|
57
|
-
addBtn=
|
|
61
|
+
addBtn = binding.floatingActionBtn
|
|
58
|
-
spendingAddBtn =
|
|
62
|
+
spendingAddBtn = binding.spendingBtn
|
|
59
|
-
incomeAddBtn =
|
|
63
|
+
incomeAddBtn = binding.incomeBtn
|
|
60
|
-
bankAddBtn =
|
|
64
|
+
bankAddBtn = binding.bankBtn
|
|
61
65
|
|
|
62
66
|
setContentView(binding.root)
|
|
63
67
|
replaceFragments(StatsFragment())
|
1
文章を修正
test
CHANGED
|
File without changes
|
test
CHANGED
|
@@ -3,7 +3,7 @@
|
|
|
3
3
|
Caused by: java.lang.NullPointerException: findViewById(R.id.floating_action_btn) must not be null
|
|
4
4
|
|
|
5
5
|
XMLのViewの方では当該ボタンは定義してあります。
|
|
6
|
-
お手数ですが、原因特定のヒントなどを
|
|
6
|
+
お手数ですが、原因特定のヒントなどを頂けますと幸いです。
|
|
7
7
|
よろしくお願いいたします。
|
|
8
8
|
|
|
9
9
|
```Kotlin
|