To filter elements:
On the Package Explorer toolbar, click the Menu button and choose Filters. The PHP Element Filters dialog will appear.
Figure: 1 - Filters
Select or clear the filters that you want to apply to the view (read the Filter description for a description of the filter).
Optionally, you can select patterns for filtering the view:
Select the Name filter patterns checkbox at the top of the dialog.
In the text field below, specify the desired patterns (names matching any of the patterns will be hidden).