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Created October 4, 2023 09:51
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How to set button click event with kotlin 3
class MainActivity : AppCompatActivity() {
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
findViewById<Button>(R.id.btn1).setOnClickListener {
Snackbar.make(it, "ボタン1が押されました", Snackbar.LENGTH_SHORT).show()
}
findViewById<Button>(R.id.btn2).setOnClickListener {
Snackbar.make(it, "ボタン2が押されました", Snackbar.LENGTH_SHORT).show()
}
findViewById<Button>(R.id.btn3).setOnClickListener {
Snackbar.make(it, "ボタン3が押されました", Snackbar.LENGTH_SHORT).show()
}
}
}
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