brianhansonxyz/vpnhotspotmod
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Enhanced AlertDialogFragment

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This commit is contained in:
Mygod
2019-01-23 15:02:15 +08:00
parent f7673b080d
commit ab89e9391a
5 changed files with 74 additions and 94 deletions
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24
mobile/src/main/java/be/mygod/vpnhotspot/AlertDialogFragment.kt
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@@ -6,19 +6,35 @@ import android.content.Intent
import android.os.Bundle
import androidx.appcompat.app.AlertDialog
import androidx.fragment.app.DialogFragment
import androidx.versionedparcelable.ParcelUtils
import androidx.versionedparcelable.VersionedParcelable
/**
* Based on: https://android.googlesource.com/platform/packages/apps/ExactCalculator/+/8c43f06/src/com/android/calculator2/AlertDialogFragment.java
*/
abstract class AlertDialogFragment : DialogFragment(), DialogInterface.OnClickListener {
abstract class AlertDialogFragment<Arg : VersionedParcelable, Ret : VersionedParcelable> :
DialogFragment(), DialogInterface.OnClickListener {
companion object {
private const val KEY_ARG = "arg"
private const val KEY_RET = "ret"
fun <T : VersionedParcelable> getRet(data: Intent) =
ParcelUtils.getVersionedParcelable<T>(data.extras, KEY_RET)!!
}
protected abstract fun AlertDialog.Builder.prepare(listener: DialogInterface.OnClickListener)
open val data: Intent? get() = null
protected val arg by lazy { ParcelUtils.getVersionedParcelable<Arg>(arguments, KEY_ARG)!! }
protected open val ret: Ret? get() = null
fun withArg(arg: Arg) = apply {
arguments = Bundle().also { ParcelUtils.putVersionedParcelable(it, KEY_ARG, arg) }
}
override fun onCreateDialog(savedInstanceState: Bundle?): AlertDialog =
AlertDialog.Builder(requireContext()).also { it.prepare(this) }.create()
override fun onClick(dialog: DialogInterface?, which: Int) {
targetFragment?.onActivityResult(targetRequestCode, which, data)
targetFragment?.onActivityResult(targetRequestCode, which, ret?.let {
Intent().replaceExtras(Bundle().apply { ParcelUtils.putVersionedParcelable(this, KEY_RET, it) })
})
}
override fun onDismiss(dialog: DialogInterface) {
@@ -26,3 +42,5 @@ abstract class AlertDialogFragment : DialogFragment(), DialogInterface.OnClickLi
targetFragment?.onActivityResult(targetRequestCode, Activity.RESULT_CANCELED, null)
}
}
class Empty : VersionedParcelable