質問編集履歴
2
誤字
test
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test
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@@ -382,6 +382,30 @@
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<ImageView
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android:id="@+id/reminderMorningButton"
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android:layout_width="91dp"
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android:layout_height="91dp"
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android:background="@drawable/image_view_maru"
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android:scaleType="fitCenter"
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app:layout_constraintBottom_toTopOf="@+id/linearLayout2"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toEndOf="@+id/reminderCustomButton"
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app:layout_constraintTop_toBottomOf="@+id/textView"
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app:srcCompat="@drawable/ic_wb_sunny_black_24dp" />
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<ImageButton
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android:id="@+id/reminderCustomButton"
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@@ -516,38 +540,8 @@
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<ImageView
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android:id="@+id/reminderMorningButton"
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android:layout_width="91dp"
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android:layout_height="91dp"
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android:background="@drawable/image_view_maru"
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android:scaleType="fitCenter"
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app:layout_constraintBottom_toTopOf="@+id/linearLayout2"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toEndOf="@+id/reminderCustomButton"
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app:layout_constraintTop_toBottomOf="@+id/textView"
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app:srcCompat="@drawable/ic_wb_sunny_black_24dp" />
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</androidx.constraintlayout.widget.ConstraintLayout>
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</androidx.constraintlayout.widget.ConstraintLayout>
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```
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画面デザイン
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1
誤字、マークダウンの修正
test
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test
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@@ -6,9 +6,69 @@
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6
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##問題
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8
8
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9
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reminderButton.setOnClickListenerでダイアログのインスタンスを取得した後、dialog.
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9
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TaskAddActivityでreminderButton.setOnClickListenerでダイアログのインスタンスを取得した後、dialog.reminderMorningButton.visibility = View.GONEで現在時刻に合わせてボタンを非表示にするという処理を書いていますが、そこでjava.lang.IllegalStateException: dialog.reminderMorningButton must not be nullとなり強制終了してしまいます。
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TaskAddActivity
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15
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```kotlin
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class TaskAddActivity : AppCompatActivity(), ReminderDialog.Listener{
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override fun reminderUp(date: Date) {
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val calendar = Calendar.getInstance()
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calendar.time = date
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setAlarmManager(calendar)
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Toast.makeText(
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this, "リマインダーをセット",
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Toast.LENGTH_SHORT
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).show()
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}
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private lateinit var realm: Realm
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var taskId:Long? = null
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private var taskTitle:String? = null
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_task_add)
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realm = Realm.getDefaultInstance()
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taskId = intent?.getLongExtra("task_id", -1L)
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val task = realm.where<Task>().equalTo("id", taskId).findFirst()
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titleEdit.setText(task?.title)
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taskEditText.setText(task?.detail)
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taskTitle = task?.title
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//リマインダーダイアログを呼び出す
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@@ -16,31 +76,37 @@
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var dialog = ReminderDialog()
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val now = Calendar.getInstance()
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//時刻が夜の６時より前だったら太陽ボタンを消す
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if(now.get(Calendar.HOUR) <= 18 && now.get(Calendar.HOUR) >= 6){
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dialog.
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dialog.reminderMorningButton.visibility = View.GONE
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}else{
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dialog.reminderNightButton.visibility = View.GONE
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}
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}
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dialog.show(supportFragmentManager, "alert_dialog")
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}
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}
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```
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ReminderDialog
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```kotlin
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class ReminderDialog : DialogFragment(),
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@@ -292,7 +358,9 @@
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```
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-
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361
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reminder_layout.xml
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362
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363
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```xml
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<?xml version="1.0" encoding="utf-8"?>
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@@ -450,7 +518,7 @@
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<ImageView
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453
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android:id="@+id/reminderMorin
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android:id="@+id/reminderMorningButton"
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android:layout_width="91dp"
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@@ -476,4 +544,12 @@
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</androidx.constraintlayout.widget.ConstraintLayout>
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550
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479
551
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```
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552
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553
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画面デザイン
|
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554
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555
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