SearchView XAML formatting

#### Purpose

To unify `SearchView.xaml` formatting

#### Modifications

1. In `SearchView.xaml` formatted code by `CTRL + K + D`.
2. Long bindings shortened.
3. In `SearchView.xaml` and `SearchView.xaml.cs` names of functions changed to this schema `OnContolNameControlEvent`.

#### Reviewers
@Benglin, please review. This PR is connected with #2196. Changes will be made to `master` branch.