絵文字ピッカーの左右フリックが暴発しがちなのを直す
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tateisu
parent
7d274190f7
commit
6c0c3557e5
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@ -222,6 +222,7 @@ private class EmojiPicker(
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) : ViewHolderBase(view) {
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init {
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view.setButtonBackground()
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view.setOnClickListener(pickerItemClickListener)
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view.layoutParams = RecyclerView.LayoutParams(matchParent, gridSize)
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}
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@ -245,6 +246,7 @@ private class EmojiPicker(
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val view: AppCompatImageView = AppCompatImageView(activity),
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) : ViewHolderBase(view) {
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init {
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view.setButtonBackground()
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view.setOnClickListener(pickerItemClickListener)
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view.layoutParams = RecyclerView.LayoutParams(matchParent, gridSize)
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view.scaleType = ImageView.ScaleType.FIT_CENTER
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@ -273,6 +275,7 @@ private class EmojiPicker(
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val view: AppCompatTextView = AppCompatTextView(activity),
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) : ViewHolderBase(view) {
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init {
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view.setButtonBackground()
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view.setOnClickListener(pickerItemClickListener)
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view.layoutParams = RecyclerView.LayoutParams(matchParent, gridSize)
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view.gravity = Gravity.CENTER
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@ -355,6 +358,12 @@ private class EmojiPicker(
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}
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}
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private enum class FlickStatus {
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None,
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Start,
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Intercepted,
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}
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private lateinit var pickerCategries: List<PickerItemCategory>
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private val adapter = GridAdapter()
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@ -398,10 +407,10 @@ private class EmojiPicker(
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private var recentCategory: PickerItemCategoryRecent? = null
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private val density = activity.resources.displayMetrics.density
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private val cancelY = density * 16f
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private val interceptX = density * 8f
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private val cancelY = 16f
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private val interceptX = 40f
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private var tracker: VelocityTracker? = null
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private var dragging = false
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private var dragging = FlickStatus.None
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private var startX = 0f
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private var startY = 0f
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@ -413,11 +422,11 @@ private class EmojiPicker(
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}
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}
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private val pickerItemClickListener = View.OnClickListener {
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private val pickerItemClickListener = View.OnClickListener { v ->
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val targetEmoji: EmojiBase
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val targetName: String
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val targetInstance: String?
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when (val item = it.getTag(R.id.btnAbout)) {
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when (val item = v.getTag(R.id.btnAbout)) {
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is PickerItemUnicode -> {
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targetEmoji = applySkinTone(item.unicodeEmoji)
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targetName = targetEmoji.unifiedName
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@ -431,11 +440,17 @@ private class EmojiPicker(
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else -> return@OnClickListener
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}
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if (closeOnSelected) dialog.dismissSafe()
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recentCategory?.update(targetName, targetInstance)
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@Suppress("NotifyDataSetChanged")
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showFiltered(lastSelectedCategory, lastSelectedKeyword)
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if (closeOnSelected) {
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dialog.dismissSafe()
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} else if (lastSelectedCategory == null || lastSelectedCategory == EmojiCategory.Recent) {
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// 全カテゴリ表示や最近の表示は最近の絵文字の順序を変えるため更新してしまう
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showFiltered(lastSelectedCategory, lastSelectedKeyword)
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// XXX: タップ状態の表示が行えない…
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} else {
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// この場合はビューの更新は不要で、タップ状態の表示を行える
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}
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onPicked(targetEmoji, bInstanceHasCustomEmoji)
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}
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@ -628,83 +643,94 @@ private class EmojiPicker(
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showFiltered(newCategory, null)
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}
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fun handleTouch(ev: MotionEvent, wasIntercept: Boolean) = when (ev.actionMasked) {
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MotionEvent.ACTION_CANCEL -> {
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log.i("ACTION_CANCEL wasIntercept=$wasIntercept")
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dragging = false
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wasIntercept
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}
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MotionEvent.ACTION_UP -> {
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log.i("ACTION_UP wasIntercept=$wasIntercept")
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try {
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if (dragging) {
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tracker?.let {
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it.addMovement(ev)
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it.computeCurrentVelocity(1000)
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val vx = it.xVelocity
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val vy = it.yVelocity
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val vxDp = vx / density
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val aspect = abs(vx) / abs(vy)
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log.i("vx=$vx vy=$vy")
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if (aspect < 2f) {
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log.i("not gesture: aspect=$aspect")
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} else if (abs(vxDp) < 40f) {
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log.i("not gesture: vxDp=$vxDp")
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} else {
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movePage((vxDp.sign * -1f).toInt())
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private fun View.setButtonBackground() {
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background = ContextCompat.getDrawable(context, R.drawable.btn_bg_transparent_round6dp)
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}
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private fun handleTouch(ev: MotionEvent, wasIntercept: Boolean) =
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try {
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when (ev.actionMasked) {
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MotionEvent.ACTION_CANCEL -> {
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log.i("ACTION_CANCEL wasIntercept=$wasIntercept")
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dragging = FlickStatus.None
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wasIntercept
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}
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MotionEvent.ACTION_UP -> {
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try {
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log.i("ACTION_UP wasIntercept=$wasIntercept")
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if (dragging == FlickStatus.Intercepted) {
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tracker?.let {
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it.addMovement(ev)
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it.computeCurrentVelocity(1000)
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val vx = it.xVelocity
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val vy = it.yVelocity
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val vxDp = vx / density
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val aspect = abs(vx) / abs(vy)
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log.i("vx=$vx vy=$vy")
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if (aspect < 2f) {
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log.i("not gesture: aspect=$aspect")
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} else if (abs(vxDp) < 40f) {
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log.i("not gesture: vxDp=$vxDp")
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} else {
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movePage((vxDp.sign * -1f).toInt())
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}
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}
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}
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} finally {
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dragging = FlickStatus.None
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}
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wasIntercept
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}
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MotionEvent.ACTION_DOWN -> {
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log.i("ACTION_DOWN wasIntercept=$wasIntercept")
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// ドラッグ開始
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dragging = FlickStatus.Start
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if (tracker == null) {
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tracker = VelocityTracker.obtain()
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}
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tracker?.clear()
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startX = ev.x
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startY = ev.y
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wasIntercept
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}
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MotionEvent.ACTION_MOVE -> {
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if (dragging == FlickStatus.None) {
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wasIntercept
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} else {
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// 移動量追跡
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tracker?.addMovement(ev)
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val deltaX = abs(ev.x - startX) / density
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val deltaY = abs(ev.y - startY) / density
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when {
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// すでにインターセプトしている
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wasIntercept -> true
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// 上下方向に大きく動かしたらそれ以上追跡しない
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deltaY >= cancelY -> {
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log.i("not flick! $deltaY")
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dragging = FlickStatus.None
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false
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}
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// 横方向に大きく動かしたらインターセプトする
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deltaX >= interceptX && deltaX > deltaY -> {
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log.i("intercept! $deltaX")
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dragging = FlickStatus.Intercepted
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true
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}
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else -> {
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log.d("not yet intercept. $deltaX, $deltaY")
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false
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}
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}
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}
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}
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} catch (ex: Throwable) {
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log.e(ex)
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else -> log.w("handleTouch else $ev")
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}
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dragging = false
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} catch (ex: Throwable) {
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log.w("handleTouch failed. ev=$ev, wasIntercept=$wasIntercept")
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wasIntercept
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}
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MotionEvent.ACTION_DOWN -> {
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log.i("ACTION_DOWN wasIntercept=$wasIntercept")
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// ドラッグ開始
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if (!dragging) {
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dragging = true
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if (tracker == null) {
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tracker = VelocityTracker.obtain()
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}
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tracker?.clear()
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startX = ev.x
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startY = ev.y
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}
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wasIntercept
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}
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MotionEvent.ACTION_MOVE -> {
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if (!dragging) {
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wasIntercept
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} else {
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// 移動量追跡
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tracker?.addMovement(ev)
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val deltaX = ev.x - startX
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val deltaY = ev.y - startY
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when {
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// すでにインターセプトしている
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wasIntercept -> true
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// 上下方向に大きく動かしたらそれ以上追跡しない
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abs(deltaY) > cancelY -> {
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log.i("not intercept!")
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dragging = false
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false
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}
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// 横方向に大きく動かしたらインターセプトする
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abs(deltaX) > interceptX -> {
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log.i("intercept!")
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true
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}
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else -> false
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}
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}
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}
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else -> {
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log.w("handleTouch $ev")
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}
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}
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suspend fun start() {
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pickerCategries = buildCategoryList()
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@ -54,7 +54,7 @@
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:layout_margin="6dp"
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android:layout_marginBottom="0dp"
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android:layout_marginBottom="2dp"
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android:hint="@string/search_emojis"
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android:importantForAccessibility="no"
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android:importantForAutofill="no"
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@ -64,20 +64,22 @@
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android:id="@+id/svCategories"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:cacheColorHint="#00000000"
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android:clipToPadding="false"
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android:padding="6dp"
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android:paddingBottom="0dp"
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android:scrollbars="none"
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android:fadeScrollbars="false"
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android:fadingEdge="horizontal"
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android:fadingEdgeLength="32dp"
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android:cacheColorHint="#00000000"
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>
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android:requiresFadingEdge="horizontal"
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android:scrollbars="horizontal">
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<LinearLayout
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android:id="@+id/llCategories"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:orientation="horizontal" />
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android:orientation="horizontal"
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android:paddingBottom="4dp"
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android:paddingEnd="6dp"
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android:paddingStart="6dp" />
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</HorizontalScrollView>
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<jp.juggler.subwaytooter.view.GestureInterceptor
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@ -93,7 +95,6 @@
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android:clipToPadding="false"
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android:fadeScrollbars="false"
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android:padding="6dp"
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android:scrollbarStyle="outsideOverlay"
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android:scrollbars="vertical" />
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</jp.juggler.subwaytooter.view.GestureInterceptor>
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