From a1b7f6688bdef465224a9185b41f336f26f68f8a Mon Sep 17 00:00:00 2001
From: Peter Osterlund <peterosterlund2@gmail.com>
Date: Sat, 1 Sep 2012 22:04:04 +0000
Subject: [PATCH] DroidFish: Ask for confirmation before deleting network
 engine.

---
 DroidFish/res/values/strings.xml              |  1 +
 .../src/org/petero/droidfish/DroidFish.java   | 49 ++++++++++++++-----
 2 files changed, 38 insertions(+), 12 deletions(-)

diff --git a/DroidFish/res/values/strings.xml b/DroidFish/res/values/strings.xml
index 8c55e2c..fa0d145 100644
--- a/DroidFish/res/values/strings.xml
+++ b/DroidFish/res/values/strings.xml
@@ -185,6 +185,7 @@ you are not actively using the program.\
     <string name="select_engine">Select Engine</string>
     <string name="configure_network_engine">Configure Network Engine</string>
     <string name="create_network_engine">Create Network Engine</string>
+    <string name="delete_network_engine">Delete Network Engine?</string>
     <string name="host_name">Host name</string>
     <string name="network_port">Port</string>
     <string name="network_engine">Network Engine</string>
diff --git a/DroidFish/src/org/petero/droidfish/DroidFish.java b/DroidFish/src/org/petero/droidfish/DroidFish.java
index 9bec589..6a50c67 100644
--- a/DroidFish/src/org/petero/droidfish/DroidFish.java
+++ b/DroidFish/src/org/petero/droidfish/DroidFish.java
@@ -1479,6 +1479,7 @@ public class DroidFish extends Activity implements GUIInterface {
     static private final int NETWORK_ENGINE_DIALOG = 21;
     static private final int NEW_NETWORK_ENGINE_DIALOG = 22;
     static private final int NETWORK_ENGINE_CONFIG_DIALOG = 23;
+    static private final int DELETE_NETWORK_ENGINE_DIALOG = 24;
 
     @Override
     protected Dialog onCreateDialog(int id) {
@@ -1507,6 +1508,7 @@ public class DroidFish extends Activity implements GUIInterface {
         case NETWORK_ENGINE_DIALOG:          return networkEngineDialog();
         case NEW_NETWORK_ENGINE_DIALOG:      return newNetworkEngineDialog();
         case NETWORK_ENGINE_CONFIG_DIALOG:   return networkEngineConfigDialog();
+        case DELETE_NETWORK_ENGINE_DIALOG:   return deleteNetworkEngineDialog();
         }
         return null;
     }
@@ -2500,18 +2502,8 @@ public class DroidFish extends Activity implements GUIInterface {
         builder.setNeutralButton(R.string.delete, new Dialog.OnClickListener() {
             @Override
             public void onClick(DialogInterface dialog, int which) {
-                new File(networkEngineToConfig).delete();
-                String engine = settings.getString("engine", "stockfish");
-                if (engine.equals(networkEngineToConfig)) {
-                    engine = "stockfish";
-                    Editor editor = settings.edit();
-                    editor.putString("engine", engine);
-                    editor.commit();
-                    dialog.dismiss();
-                    int strength = settings.getInt("strength", 1000);
-                    setEngineOptions(false);
-                    setEngineStrength(engine, strength);
-                }
+                removeDialog(DELETE_NETWORK_ENGINE_DIALOG);
+                showDialog(DELETE_NETWORK_ENGINE_DIALOG);
             }
         });
 
@@ -2529,6 +2521,39 @@ public class DroidFish extends Activity implements GUIInterface {
         return dialog;
     }
 
+    private Dialog deleteNetworkEngineDialog() {
+        AlertDialog.Builder builder = new AlertDialog.Builder(this);
+        builder.setTitle(R.string.delete_network_engine);
+        String msg = networkEngineToConfig;
+        if (msg.lastIndexOf('/') >= 0)
+            msg = msg.substring(msg.lastIndexOf('/')+1);
+        builder.setMessage(getString(R.string.network_engine) + ": " + msg);
+        builder.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int id) {
+                new File(networkEngineToConfig).delete();
+                String engine = settings.getString("engine", "stockfish");
+                if (engine.equals(networkEngineToConfig)) {
+                    engine = "stockfish";
+                    Editor editor = settings.edit();
+                    editor.putString("engine", engine);
+                    editor.commit();
+                    dialog.dismiss();
+                    int strength = settings.getInt("strength", 1000);
+                    setEngineOptions(false);
+                    setEngineStrength(engine, strength);
+                }
+                dialog.cancel();
+            }
+        });
+        builder.setNegativeButton(R.string.no, new DialogInterface.OnClickListener() {
+            public void onClick(DialogInterface dialog, int id) {
+                dialog.cancel();
+            }
+        });
+        AlertDialog alert = builder.create();
+        return alert;
+    }
+
     /** Open a load/save file dialog. Uses OI file manager if available. */
     private void selectPgnFile(boolean save) {
         String action = "org.openintents.action.PICK_FILE";