janjiss/gist:862380

## gistfile1.rhtml
# In Layouts
 <head>
    <title><%= content_for?(:title) ? yield(:title) : "Untitled" %></title>
    <%= javascript_include_tag :defaults %>
    <%= stylesheet_link_tag "style", "theme" %>
    <%= csrf_meta_tag %>
    <%= yield(:head) %>
    <%= javascript_include_tag "admin" %>
    <% if @cartridge&&@printers  %>
      <script type="text/javascript">
        var printerArray = [
          <% for printer in @printers %>
            <%="[" + printer.manufacturer.id.to_s + "," + printer.id.to_s + ",'" + printer.name + "','" + checked_or_not(@printer_ids,printer.id).to_s + "'],"%>
          <% end  %>
        []];
      </script>

    <% end %>

  </head>
# In my admin JS
// Place your application-specific JavaScript functions and classes here
// This file is automatically included by javascript_include_tag :defaults
function change_checkboxes () {
      jQuery("select option:selected").each(function () {
          //Remove other selected printers
          jQuery('.printerSelect').remove();
            for (i=0; i<printerArray.length-1; i++ ) {
              // If element of priner array maches selected value
              if(printerArray[i][0] == jQuery(this).val()) {
                jQuery('#printerCheckBoxes').append('<span class="printerSelect"><input type="checkbox" name="printer[' + printerArray[i][1]  +']" '+ printerArray[i][3] +' " value="1">'+ printerArray[i][2] +'<br></span>');
              }
          }
      });
}

jQuery(document).ready(function() {
    // When document is ready execute checkboxes to show current manufacturers printer checkboxes
    change_checkboxes();
    // Execute, when #printerSelect is changed.
    jQuery('#cartridge_manufacturer_id').change(function() {
        change_checkboxes();
    });
});
	# In Layouts
	<head>
	<title><%= content_for?(:title) ? yield(:title) : "Untitled" %></title>
	<%= javascript_include_tag :defaults %>
	<%= stylesheet_link_tag "style", "theme" %>
	<%= csrf_meta_tag %>
	<%= yield(:head) %>
	<%= javascript_include_tag "admin" %>
	<% if @cartridge&&@printers %>
	<script type="text/javascript">
	var printerArray = [
	<% for printer in @printers %>
	<%="[" + printer.manufacturer.id.to_s + "," + printer.id.to_s + ",'" + printer.name + "','" + checked_or_not(@printer_ids,printer.id).to_s + "'],"%>
	<% end %>
	[]];
	</script>

	<% end %>

	</head>
	# In my admin JS
	// Place your application-specific JavaScript functions and classes here
	// This file is automatically included by javascript_include_tag :defaults
	function change_checkboxes () {
	jQuery("select option:selected").each(function () {
	//Remove other selected printers
	jQuery('.printerSelect').remove();
	for (i=0; i<printerArray.length-1; i++ ) {
	// If element of priner array maches selected value
	if(printerArray[i][0] == jQuery(this).val()) {
	jQuery('#printerCheckBoxes').append('<span class="printerSelect"><input type="checkbox" name="printer[' + printerArray[i][1] +']" '+ printerArray[i][3] +' " value="1">'+ printerArray[i][2] +'<br></span>');
	}
	}
	});
	}

	jQuery(document).ready(function() {
	// When document is ready execute checkboxes to show current manufacturers printer checkboxes
	change_checkboxes();
	// Execute, when #printerSelect is changed.
	jQuery('#cartridge_manufacturer_id').change(function() {
	change_checkboxes();
	});
	});