Redmine/app/views/context_menus/time_entries.html.erb

<ul>
  <% if !@time_entry.nil? -%>
    <li><%= context_menu_link l(:button_edit), {:controller => 'timelog', :action => 'edit', :id => @time_entry},
            :class => 'icon-edit', :disabled => !@can[:edit] %></li>
  <% else %>
    <li><%= context_menu_link l(:button_edit), {:controller => 'timelog', :action => 'bulk_edit', :ids => @time_entries.collect(&:id)},
            :class => 'icon-edit', :disabled => !@can[:edit] %></li>
  <% end %>

  <%= call_hook(:view_time_entries_context_menu_start, {:time_entries => @time_entries, :can => @can, :back => @back }) %>

  <% if @activities.present? -%>
  <li class="folder">
    <a href="#" class="submenu"><%= l(:field_activity) %></a>
    <ul>
    <% @activities.each do |u| -%>
        <li><%= context_menu_link h(u.name), {:controller => 'timelog', :action => 'bulk_update', :ids => @time_entries.collect(&:id), :time_entry => {'activity_id' => u}, :back_url => @back}, :method => :post,
                                  :selected => (@time_entry && u == @time_entry.activity), :disabled => !@can[:edit] %></li>
    <% end -%>
        <li><%= context_menu_link l(:label_none), {:controller => 'timelog', :action => 'bulk_update', :ids => @time_entries.collect(&:id), :time_entry => {'activity_id' => 'none'}, :back_url => @back}, :method => :post,
                                  :selected => (@time_entry && @time_entry.activity.nil?), :disabled => !@can[:edit] %></li>
    </ul>
  </li>
  <% end %>

  <%= call_hook(:view_time_entries_context_menu_end, {:time_entries => @time_entries, :can => @can, :back => @back }) %>

  <li>
    <%= context_menu_link l(:button_delete),
      {:controller => 'timelog', :action => 'destroy', :ids => @time_entries.collect(&:id), :back_url => @back},
      :method => :delete, :data => {:confirm => l(:text_time_entries_destroy_confirmation)}, :class => 'icon-del', :disabled => !@can[:delete] %>
  </li>
</ul>