X-Git-Url: http://gitweb.fperrin.net/?a=blobdiff_plain;f=src%2Fcom%2Fhughes%2Fandroid%2Fdictionary%2FPreferenceActivity.java;h=40784af0161a25bf6e9ab9cf854dccce8afb6697;hb=83d9dc7cd871082a82c2dd0dbb7a0ceabd7c83a0;hp=c7132e63cffdcdbae878cdedfbee4381ad374635;hpb=4dfbd0851b5f462644cd200c627e4ab377f297d2;p=Dictionary.git

diff --git a/src/com/hughes/android/dictionary/PreferenceActivity.java b/src/com/hughes/android/dictionary/PreferenceActivity.java
index c7132e6..40784af 100644
--- a/src/com/hughes/android/dictionary/PreferenceActivity.java
+++ b/src/com/hughes/android/dictionary/PreferenceActivity.java
@@ -14,23 +14,29 @@
 
 package com.hughes.android.dictionary;
 
+import android.app.AlertDialog;
 import android.content.SharedPreferences;
 import android.os.Bundle;
+import android.os.Build;
+import android.os.Environment;
 import android.preference.ListPreference;
 import android.preference.PreferenceManager;
 
+import java.io.File;
 import java.util.List;
 
-public class PreferenceActivity extends android.preference.PreferenceActivity {
+public class PreferenceActivity extends android.preference.PreferenceActivity
+    implements SharedPreferences.OnSharedPreferenceChangeListener {
 
     static boolean prefsMightHaveChanged = false;
 
     @SuppressWarnings("deprecation")
     @Override
     public void onCreate(Bundle savedInstanceState) {
-        final DictionaryApplication application = (DictionaryApplication) getApplication();
+        DictionaryApplication.INSTANCE.init(getApplicationContext());
+        final DictionaryApplication application = DictionaryApplication.INSTANCE;
         setTheme(application.getSelectedTheme().themeId);
-        
+
         final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
         if (prefs.getString(getString(R.string.quickdicDirectoryKey), "").equals("")) {
             prefs.edit().putString(getString(R.string.quickdicDirectoryKey), application.getDictDir().getAbsolutePath()).commit();
@@ -39,22 +45,21 @@ public class PreferenceActivity extends android.preference.PreferenceActivity {
             prefs.edit().putString(getString(R.string.wordListFileKey), application.getWordListFile().getAbsolutePath()).commit();
         }
 
-        /**
-         * @author Dominik Köppl Preference: select default dictionary As this
+        /*
+          @author Dominik Köppl Preference: select default dictionary As this
          *         list is dynamically generated, we have to do it in this
          *         fashion
          */
         super.onCreate(savedInstanceState);
         addPreferencesFromResource(R.xml.preferences);
         ListPreference defaultDic = (ListPreference) findPreference(getResources().getString(
-                R.string.defaultDicKey));
+                                        R.string.defaultDicKey));
         List<DictionaryInfo> dicts = application.getDictionariesOnDevice(null);
 
         final CharSequence[] entries = new CharSequence[dicts.size()];
         final CharSequence[] entryvalues = new CharSequence[dicts.size()];
 
-        for (int i = 0; i < entries.length; ++i)
-        {
+        for (int i = 0; i < entries.length; ++i) {
             entries[i] = dicts.get(i).dictInfo;
             entryvalues[i] = dicts.get(i).uncompressedFilename;
         }
@@ -64,7 +69,54 @@ public class PreferenceActivity extends android.preference.PreferenceActivity {
     }
 
     @Override
-    public void onContentChanged() {
-        super.onContentChanged();
+    protected void onPause() {
+        super.onPause();
+        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
+        prefs.unregisterOnSharedPreferenceChangeListener(this);
+    }
+
+    @Override
+    protected void onResume() {
+        super.onResume();
+        final SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(this);
+        prefs.registerOnSharedPreferenceChangeListener(this);
+    }
+
+    @Override
+    public void onSharedPreferenceChanged(SharedPreferences p, String v) {
+        DictionaryApplication.INSTANCE.init(getApplicationContext());
+        final DictionaryApplication application = DictionaryApplication.INSTANCE;
+        File dictDir = application.getDictDir();
+        if (!dictDir.isDirectory() || !dictDir.canWrite() ||
+                !DictionaryApplication.checkFileCreate(dictDir)) {
+            String dirs = "";
+            String externalDir = Environment.getExternalStorageDirectory().getAbsolutePath();
+            if (new File(externalDir).canWrite())
+                dirs += "\n" + externalDir + "/quickDic";
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
+                File[] files = getApplicationContext().getExternalFilesDirs(null);
+                for (File f : files) {
+                    if (f.canWrite())
+                        dirs += "\n" + f.getAbsolutePath();
+                }
+            } else {
+                File efd = null;
+                try {
+                    efd = getApplicationContext().getExternalFilesDir(null);
+                } catch (Exception e) {
+                }
+                if (efd != null) {
+                    String externalFilesDir = efd.getAbsolutePath();
+                    if (new File(externalFilesDir).canWrite())
+                        dirs += "\n" + externalFilesDir;
+                }
+            }
+            File fd = getApplicationContext().getFilesDir();
+            if (fd.canWrite())
+                dirs += "\n" + fd.getAbsolutePath();
+            new AlertDialog.Builder(this).setTitle(getString(R.string.error))
+            .setMessage(getString(R.string.chosenNotWritable) + dirs)
+            .setNeutralButton("Close", null).show();
+        }
     }
 }