new

src/NoteEditActivity.java

@@ -520,8 +520,10 @@ public class NoteEditActivity extends Activity implements OnClickListener,
     public boolean onOptionsItemSelected(MenuItem item) {
         switch (item.getItemId()) {
             case R.id.menu_new_note:
+                // 新建便签的菜单项ID
                 createNewNote();
                 break;
+                // 其他菜单项处理...
             case R.id.menu_delete:
                 AlertDialog.Builder builder = new AlertDialog.Builder(this);
                 builder.setTitle(getString(R.string.alert_title_delete));
@@ -584,7 +586,9 @@ public class NoteEditActivity extends Activity implements OnClickListener,
         intent.setType("text/plain");
         context.startActivity(intent);
     }
-
+    /**
+     *调用该方法执行新建便签的逻辑。
+     */
     private void createNewNote() {
         // Firstly, save current editing notes
         saveNote();