diff --git a/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java b/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java
index 231c486..febba06 100644
--- a/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java
+++ b/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java
@@ -201,7 +201,7 @@ public class NoteEditActivity extends AppCompatActivity implements OnClickListen
 
 
     @Override
-    //重写onActivityResult()来处理返回的数据, 并将图片插入便签中
+    //重写onActivityResult()来将图片插入便签中
     protected void onActivityResult(int requestCode, int resultCode, Intent intent) {
         super.onActivityResult(requestCode, resultCode, intent);
         ContentResolver resolver = getContentResolver();
diff --git a/app/src/main/java/net/micode/notes/ui/NotesListActivity.java b/app/src/main/java/net/micode/notes/ui/NotesListActivity.java
index a7b9347..2f680c0 100644
--- a/app/src/main/java/net/micode/notes/ui/NotesListActivity.java
+++ b/app/src/main/java/net/micode/notes/ui/NotesListActivity.java
@@ -164,7 +164,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
             StringBuilder sb = new StringBuilder();
             InputStream in = null;
             try {
-                 in = getResources().openRawResource(R.raw.introduction);
+                in = getResources().openRawResource(R.raw.introduction);
                 if (in != null) {
                     InputStreamReader isr = new InputStreamReader(in);
                     BufferedReader br = new BufferedReader(isr);
@@ -308,7 +308,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
         }
 
         public void onItemCheckedStateChanged(ActionMode mode, int position, long id,
-                boolean checked) {
+                                              boolean checked) {
             mNotesListAdapter.setCheckedItem(position, checked);
             updateMenu();
         }
@@ -326,14 +326,14 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
                     builder.setTitle(getString(R.string.alert_title_delete));
                     builder.setIcon(android.R.drawable.ic_dialog_alert);
                     builder.setMessage(getString(R.string.alert_message_delete_notes,
-                                             mNotesListAdapter.getSelectedCount()));
+                            mNotesListAdapter.getSelectedCount()));
                     builder.setPositiveButton(android.R.string.ok,
-                                             new DialogInterface.OnClickListener() {
-                                                 public void onClick(DialogInterface dialog,
-                                                         int which) {
-                                                     batchDelete();
-                                                 }
-                                             });
+                            new DialogInterface.OnClickListener() {
+                                public void onClick(DialogInterface dialog,
+                                                    int which) {
+                                    batchDelete();
+                                }
+                            });
                     builder.setNegativeButton(android.R.string.cancel, null);
                     builder.show();
                     break;
@@ -414,7 +414,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
                 : NORMAL_SELECTION;
         mBackgroundQueryHandler.startQuery(FOLDER_NOTE_LIST_QUERY_TOKEN, null,
                 Notes.CONTENT_NOTE_URI, NoteItemData.PROJECTION, selection, new String[] {
-                    String.valueOf(mCurrentFolderId)
+                        String.valueOf(mCurrentFolderId)
                 }, NoteColumns.TYPE + " DESC," + NoteColumns.MODIFIED_DATE + " DESC");
     }
 
@@ -625,7 +625,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
                         values.put(NoteColumns.LOCAL_MODIFIED, 1);
                         mContentResolver.update(Notes.CONTENT_NOTE_URI, values, NoteColumns.ID
                                 + "=?", new String[] {
-                            String.valueOf(mFocusNoteDataItem.getId())
+                                String.valueOf(mFocusNoteDataItem.getId())
                         });
                     }
                 } else if (!TextUtils.isEmpty(name)) {
@@ -701,7 +701,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
         }
 
         intent.putExtra(AppWidgetManager.EXTRA_APPWIDGET_IDS, new int[] {
-            appWidgetId
+                appWidgetId
         });
 
         sendBroadcast(intent);
@@ -921,7 +921,7 @@ public class NotesListActivity extends AppCompatActivity implements OnClickListe
     private void startQueryDestinationFolders() {
         String selection = NoteColumns.TYPE + "=? AND " + NoteColumns.PARENT_ID + "<>? AND " + NoteColumns.ID + "<>?";
         selection = (mState == ListEditState.NOTE_LIST) ? selection:
-            "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
+                "(" + selection + ") OR (" + NoteColumns.ID + "=" + Notes.ID_ROOT_FOLDER + ")";
 
         mBackgroundQueryHandler.startQuery(FOLDER_LIST_QUERY_TOKEN,
                 null,