yasukotelin

/**
 * 同じtagのDialogFragmentの存在チェックを実施し、ない場合に限り表示する
 *
 * @tag タグ名でチェックするため、一意の値を指定してください
 */
fun DialogFragment.showIfNotAdded(fragmentManager: FragmentManager, tag: String) {
    if ((fragmentManager.findFragmentByTag(tag) as? DialogFragment)?.dialog == null) {
        showNow(fragmentManager, tag)
    }
}

yasukotelin

import androidx.compose.foundation.lazy.LazyListState
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import kotlin.math.abs

enum class ScrollDirection {
    FORWARD, BACKWARD, IDLE,

yasukotelin

/**
 * Eventに値が流れてきていないことをAssertする
 */
suspend fun <T> FlowTurbine<T>.assertAwaitItemIsNotReceived() {
    try {
        awaitItem()
        Assert.fail("Expected no event was received in time")
    } catch (e: TimeoutCancellationException) {
        // SharedFlowに値が流れてこないと[TimeoutCancellationException]が発生するため、それを正とする
    }

yasukotelin

import android.view.ViewGroup
import com.google.android.material.tabs.TabLayout

/**
 * Tab表示が画面に収まる場合と収まらない場合とでTab mode指定を切り替える
 *
 * Tabサイズが画面に収まる場合は[TabLayout.MODE_FIXED]
 * Tabサイズが画面に収まらない場合は[TabLayout.MODE_SCROLLABLE]
 */
fun TabLayout.adjustTabMode() {

yasukotelin

/**
 * BottomSheetDialogを全画面表示する
 */
fun BottomSheetDialogFragment.fullScreen() {
    dialog?.setOnShowListener { dialog ->
        val d = dialog as BottomSheetDialog
        val bottomSheet =
            d.findViewById<FrameLayout>(R.id.design_bottom_sheet) ?: return@setOnShowListener
        bottomSheet.layoutParams.height = FrameLayout.LayoutParams.MATCH_PARENT
        val screenHeight = Resources.getSystem().displayMetrics.heightPixels

yasukotelin

import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.runtime.Composable
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier

@Composable
fun Center(
    modifier: Modifier = Modifier,

yasukotelin

class MainBottomNavigationFragment : DaggerFragment() {

    private var _binding: FragmentMainBottomNavigationBinding? = null
    private val binding get() = _binding!!

    // activityViewModels()しないように注意
    // activityスコープなどでViewModelを作りたい場合は別のViewModelを作ること（MainBottomNavigationViewModelなど
    private val navigateExtensionsViewModel: NavigateExtensionsViewModel by viewModels()

    private val navGraphIds = listOf(

yasukotelin

fun main(args: Array<String>) {

    when (val r1 = getUser()) {
        is Result.Success -> {
            when (val r2 = login(r1.data)) {
                is Result.Success -> {
                    when (val r3 = setupSomething()) {
                        is Result.Success -> {
                            println("Success")
                        }

yasukotelin

import android.view.HapticFeedbackConstants
import android.view.MotionEvent
import android.view.View

/**
 * Viewへのタップイベントに対してHaptic feedbackするヘルパー
 */
class HapticOnTapHelper : HapticOnTouchHelper {
    override fun onTouch(v: View, e: MotionEvent): Boolean {
        val isHandled = v.onTouchEvent(e)

yasukotelin

fun Fragment.performHapticFeedback(effectId: Int) {
    val vibrator = requireContext().getSystemService(Context.VIBRATOR_SERVICE) as Vibrator
    if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.Q) {
        vibrator.vibrate(VibrationEffect.createPredefined(effectId))
    }
}