From b1e450864849436c7c7708ceca5c8f4142492c68 Mon Sep 17 00:00:00 2001
From: Brandon Maxwell <maxwelb@google.com>
Date: Tue, 15 Mar 2016 15:17:20 -0700
Subject: Keeping migration dialog up while migration in progress

+ This CL ensures that while the migration work is in progress, the
MigrateDialogFragment remains visible, with its buttons greyed out.

Bug: 26664600
Change-Id: Ied32d05fac46b700f14aee06d383fd2db2fa7913
---
 .../filterednumber/BlockedNumbersMigrator.java     |  1 -
 .../MigrateBlockedNumbersDialogFragment.java       | 41 +++++++++++++++++-----
 2 files changed, 33 insertions(+), 9 deletions(-)

(limited to 'src/com')

diff --git a/src/com/android/dialer/filterednumber/BlockedNumbersMigrator.java b/src/com/android/dialer/filterednumber/BlockedNumbersMigrator.java
index de201d98a..555e647bc 100644
--- a/src/com/android/dialer/filterednumber/BlockedNumbersMigrator.java
+++ b/src/com/android/dialer/filterednumber/BlockedNumbersMigrator.java
@@ -22,7 +22,6 @@ import android.content.ContentResolver;
 import android.content.ContentValues;
 import android.database.Cursor;
 import android.os.AsyncTask;
-import android.support.annotation.Nullable;
 
 import com.android.dialer.compat.BlockedNumbersSdkCompat;
 import com.android.dialer.compat.FilteredNumberCompat;
diff --git a/src/com/android/dialer/filterednumber/MigrateBlockedNumbersDialogFragment.java b/src/com/android/dialer/filterednumber/MigrateBlockedNumbersDialogFragment.java
index efcb50591..f29796125 100644
--- a/src/com/android/dialer/filterednumber/MigrateBlockedNumbersDialogFragment.java
+++ b/src/com/android/dialer/filterednumber/MigrateBlockedNumbersDialogFragment.java
@@ -22,10 +22,12 @@ import android.app.AlertDialog;
 import android.app.Dialog;
 import android.app.DialogFragment;
 import android.content.DialogInterface;
-import android.content.DialogInterface.OnClickListener;
+import android.content.DialogInterface.OnShowListener;
 import android.os.Bundle;
+import android.view.View;
 
 import com.android.dialer.R;
+import com.android.dialer.filterednumber.BlockedNumbersMigrator.Listener;
 
 /**
  * Dialog fragment shown to users when they need to migrate to use
@@ -57,20 +59,43 @@ public class MigrateBlockedNumbersDialogFragment extends DialogFragment {
     @Override
     public Dialog onCreateDialog(Bundle savedInstanceState) {
         super.onCreateDialog(savedInstanceState);
-        return new AlertDialog.Builder(getActivity())
+        AlertDialog dialog = new AlertDialog.Builder(getActivity())
                 .setTitle(R.string.migrate_blocked_numbers_dialog_title)
                 .setMessage(R.string.migrate_blocked_numbers_dialog_message)
-                .setPositiveButton(R.string.migrate_blocked_numbers_dialog_allow_button,
-                        newPositiveButtonOnClickListener())
+                .setPositiveButton(R.string.migrate_blocked_numbers_dialog_allow_button, null)
                 .setNegativeButton(R.string.migrate_blocked_numbers_dialog_cancel_button, null)
                 .create();
+        // The Dialog's buttons aren't available until show is called, so an OnShowListener
+        // is used to set the positive button callback.
+        dialog.setOnShowListener(new OnShowListener() {
+            @Override
+            public void onShow(DialogInterface dialog) {
+                final AlertDialog alertDialog = (AlertDialog) dialog;
+                alertDialog.getButton(AlertDialog.BUTTON_POSITIVE)
+                        .setOnClickListener(newPositiveButtonOnClickListener(alertDialog));
+            }
+        });
+        return dialog;
     }
 
-    private DialogInterface.OnClickListener newPositiveButtonOnClickListener() {
-        return new OnClickListener() {
+    /*
+     * Creates a new View.OnClickListener to be used as the positive button in this dialog. The
+     * OnClickListener will grey out the dialog's positive and negative buttons while the migration
+     * is underway, and close the dialog once the migrate is complete.
+     */
+    private View.OnClickListener newPositiveButtonOnClickListener(final AlertDialog alertDialog) {
+        return new View.OnClickListener() {
             @Override
-            public void onClick(DialogInterface dialog, int which) {
-                mBlockedNumbersMigrator.migrate(mMigrationListener);
+            public void onClick(View v) {
+                alertDialog.getButton(AlertDialog.BUTTON_POSITIVE).setEnabled(false);
+                alertDialog.getButton(AlertDialog.BUTTON_NEGATIVE).setEnabled(false);
+                mBlockedNumbersMigrator.migrate(new Listener() {
+                    @Override
+                    public void onComplete() {
+                        alertDialog.dismiss();
+                        mMigrationListener.onComplete();
+                    }
+                });
             }
         };
     }
-- 
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