Files
vpnhotspotmod/mobile/src/main/java/be/mygod/vpnhotspot/preference/AlwaysAutoCompleteEditTextPreferenceDialogFragmentCompat.kt
2018-01-04 15:54:46 +08:00

60 lines
2.1 KiB
Kotlin

package be.mygod.vpnhotspot.preference
import android.support.v7.preference.PreferenceDialogFragmentCompat
import android.support.v7.widget.AppCompatAutoCompleteTextView
import android.view.View
import android.view.ViewGroup
import android.widget.ArrayAdapter
import android.widget.EditText
open class AlwaysAutoCompleteEditTextPreferenceDialogFragmentCompat : PreferenceDialogFragmentCompat() {
companion object {
const val KEY_SUGGESTIONS = "suggestions"
}
private lateinit var editText: AppCompatAutoCompleteTextView
private val editTextPreference get() = this.preference as AlwaysAutoCompleteEditTextPreference
override fun onBindDialogView(view: View) {
super.onBindDialogView(view)
editText = editTextPreference.editText
editText.setText(this.editTextPreference.text)
val text = editText.text
if (text != null) editText.setSelection(text.length, text.length)
val suggestions = arguments?.getStringArray(KEY_SUGGESTIONS)
if (suggestions != null)
editText.setAdapter(ArrayAdapter(view.context, android.R.layout.select_dialog_item, suggestions))
val oldParent = editText.parent as? ViewGroup?
if (oldParent !== view) {
oldParent?.removeView(editText)
onAddEditTextToDialogView(view, editText)
}
}
override fun needInputMethod(): Boolean = true
protected fun onAddEditTextToDialogView(dialogView: View, editText: EditText) {
val oldEditText = dialogView.findViewById<View>(android.R.id.edit)
if (oldEditText != null) {
val container = oldEditText.parent as? ViewGroup?
if (container != null) {
container.removeView(oldEditText)
container.addView(editText, ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT)
}
}
}
override fun onDialogClosed(positiveResult: Boolean) {
if (positiveResult) {
val value = this.editText.text.toString()
if (this.editTextPreference.callChangeListener(value)) {
this.editTextPreference.text = value
}
}
}
}