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Code Issues Packages Projects Releases Wiki Activity

Use Kotlin extension to replace TextWatcher

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This commit is contained in:
LooKeR 2021-12-03 00:47:45 +05:30
parent 287147917a
commit 0dd23c23b1
1 changed files with 26 additions and 40 deletions
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66
src/main/kotlin/com/looker/droidify/screen/EditRepositoryFragment.kt
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@ -6,14 +6,13 @@ import android.graphics.PorterDuff
import android.graphics.PorterDuffColorFilter import android.graphics.PorterDuffColorFilter
import android.net.Uri import android.net.Uri
import android.os.Bundle import android.os.Bundle
import android.text.Editable
import android.text.Selection import android.text.Selection
import android.text.TextWatcher
import android.util.Base64 import android.util.Base64
import android.view.MenuItem import android.view.MenuItem
import android.view.View import android.view.View
import android.view.ViewGroup import android.view.ViewGroup
import androidx.appcompat.app.AlertDialog import androidx.appcompat.app.AlertDialog
import androidx.core.widget.doAfterTextChanged
import androidx.fragment.app.DialogFragment import androidx.fragment.app.DialogFragment
import androidx.lifecycle.lifecycleScope import androidx.lifecycle.lifecycleScope
import com.google.android.material.dialog.MaterialAlertDialogBuilder import com.google.android.material.dialog.MaterialAlertDialogBuilder
@ -115,51 +114,44 @@ class EditRepositoryFragment() : ScreenFragment() {
val layout = Layout(editRepositoryBinding) val layout = Layout(editRepositoryBinding)
this.layout = layout this.layout = layout
layout.fingerprint.addTextChangedListener(object : TextWatcher { val validChar: (Char) -> Boolean =
override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) = { it in '0'..'9' || it in 'a'..'f' || it in 'A'..'F' }
Unit
override fun onTextChanged(s: CharSequence, start: Int, count: Int, after: Int) = Unit layout.fingerprint.doAfterTextChanged { text ->
fun logicalPosition(text: String, position: Int): Int {
private val validChar: (Char) -> Boolean = return if (position > 0) text.asSequence().take(position)
{ it in '0'..'9' || it in 'a'..'f' || it in 'A'..'F' }
private fun logicalPosition(s: String, position: Int): Int {
return if (position > 0) s.asSequence().take(position)
.count(validChar) else position .count(validChar) else position
} }
private fun realPosition(s: String, position: Int): Int { fun realPosition(text: String, position: Int): Int {
return if (position > 0) { return if (position > 0) {
var left = position var left = position
val index = s.indexOfFirst { val index = text.indexOfFirst {
validChar(it) && run { validChar(it) && run {
left -= 1 left -= 1
left <= 0 left <= 0
} }
} }
if (index >= 0) min(index + 1, s.length) else s.length if (index >= 0) min(index + 1, text.length) else text.length
} else { } else {
position position
} }
} }
override fun afterTextChanged(s: Editable) { val inputString = text.toString()
val inputString = s.toString() val outputString = inputString.uppercase(Locale.US)
val outputString = inputString.uppercase(Locale.US) .filter(validChar).windowed(2, 2, true).take(32).joinToString(separator = " ")
.filter(validChar).windowed(2, 2, true).take(32).joinToString(separator = " ") if (inputString != outputString) {
if (inputString != outputString) { val inputStart = logicalPosition(inputString, Selection.getSelectionStart(text))
val inputStart = logicalPosition(inputString, Selection.getSelectionStart(s)) val inputEnd = logicalPosition(inputString, Selection.getSelectionEnd(text))
val inputEnd = logicalPosition(inputString, Selection.getSelectionEnd(s)) text?.replace(0, text.length, outputString)
s.replace(0, s.length, outputString) Selection.setSelection(
Selection.setSelection( text,
s, realPosition(outputString, inputStart),
realPosition(outputString, inputStart), realPosition(outputString, inputEnd)
realPosition(outputString, inputEnd) )
)
}
} }
}) }
if (savedInstanceState == null) { if (savedInstanceState == null) {
val repository = repositoryId?.let(Database.RepositoryAdapter::get) val repository = repositoryId?.let(Database.RepositoryAdapter::get)
@ -222,10 +214,10 @@ class EditRepositoryFragment() : ScreenFragment() {
} }
} }
layout.address.addTextChangedListener(SimpleTextWatcher { invalidateAddress() }) layout.address.doAfterTextChanged { invalidateAddress() }
layout.fingerprint.addTextChangedListener(SimpleTextWatcher { invalidateFingerprint() }) layout.fingerprint.doAfterTextChanged { invalidateFingerprint() }
layout.username.addTextChangedListener(SimpleTextWatcher { invalidateUsernamePassword() }) layout.username.doAfterTextChanged { invalidateUsernamePassword() }
layout.password.addTextChangedListener(SimpleTextWatcher { invalidateUsernamePassword() }) layout.password.doAfterTextChanged { invalidateUsernamePassword() }
(layout.overlay.parent as ViewGroup).layoutTransition?.setDuration(200L) (layout.overlay.parent as ViewGroup).layoutTransition?.setDuration(200L)
layout.overlay.background!!.apply { layout.overlay.background!!.apply {
@ -471,12 +463,6 @@ class EditRepositoryFragment() : ScreenFragment() {
} }
} }
private class SimpleTextWatcher(private val callback: (Editable) -> Unit) : TextWatcher {
override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) = Unit
override fun onTextChanged(s: CharSequence, start: Int, count: Int, after: Int) = Unit
override fun afterTextChanged(s: Editable) = callback(s)
}
class SelectMirrorDialog() : DialogFragment() { class SelectMirrorDialog() : DialogFragment() {
companion object { companion object {
private const val EXTRA_MIRRORS = "mirrors" private const val EXTRA_MIRRORS = "mirrors"