MINOR make widgetarea/editor more suitable for generic use (from r95086)

git-svn-id: svn://svn.silverstripe.com/silverstripe/open/modules/cms/trunk@95654 467b73ca-7a2a-4603-9d3b-597d59a354a9

code/WidgetAreaEditor.php

@@ -5,7 +5,21 @@
  * @subpackage content
  */
 class WidgetAreaEditor extends FormField {
-	function __construct($name) {
+	/**
+	 * 3 variables to hold titles for the template
+	 */
+	public $InUseTitle;
+	public $AvailableTitle;
+	public $ToAddTitle;
+
+	function __construct($name, $widgetClasses = array('Widget'), $maxWidgets = 0) {
+		$this->InUseTitle = _t('WidgetAreaEditor.ss', 'INUSE');
+		$this->AvailableTitle = _t('WidgetAreaEditor.ss', 'AVAILABLE');
+		$this->ToAddTitle = _t('WidgetAreaEditor.ss', 'TOADD');
+		$this->MaxWidgets = $maxWidgets;
+
+		$this->widgetClasses = $widgetClasses;
+
 		parent::__construct($name);
 	}
 
@@ -17,12 +31,15 @@ function FieldHolder() {
 	}
 
 	function AvailableWidgets() {
-		$classes = ClassInfo::subclassesFor('Widget');
-		array_shift($classes);
+
 		$widgets= new DataObjectSet();
 
-		foreach($classes as $class) {
-			$widgets->push(singleton($class));
+		foreach($this->widgetClasses as $widgetClass) {
+			$classes = ClassInfo::subclassesFor($widgetClass);
+			array_shift($classes);
+			foreach($classes as $class) {
+				$widgets->push(singleton($class));
+			}
 		}
 
 		return $widgets;

javascript/lang/en_US.js

@@ -32,6 +32,7 @@ if(typeof(ss) == 'undefined' || typeof(ss.i18n) == 'undefined') {
 		'AssetTableField.REALLYDELETE': 'Do you really want to delete the marked files?',
 		'AssetTableField.MOVING': 'Moving %s file(s)',
 		'SecurityAdmin.BATCHACTIONSDELETECONFIRM': "Do you really want to delete %s groups?",
-		'CMSMAIN.AddSearchCriteria': 'Add Criteria'
+		'CMSMAIN.AddSearchCriteria': 'Add Criteria',
+		'WidgetAreaEditor.TOOMANY': 'Sorry, you have reached the maximum number of widgets in this area'
 	});
-}
+}

templates/WidgetAreaEditor.ss

@@ -1,7 +1,7 @@
-<div class="WidgetAreaEditor" id="WidgetAreaEditor-$Name" name="$Name">
+<div class="WidgetAreaEditor" id="WidgetAreaEditor-$Name" name="$Name"<% if MaxWidgets %> maxwidgets="$MaxWidgets"<% end_if %>>
 	<input type="hidden" id="$Name" name="$IdxField" value="$Value" />
 	<div class="availableWidgetsHolder">
-		<h2><% _t('AVAILABLE', 'Available Widgets') %></h2>
+		<h2>$AvailableTitle</h2>
 		<p>&nbsp;</p>
 		<div class="availableWidgets" id="availableWidgets-$Name">
 			<% if AvailableWidgets %>
@@ -16,8 +16,8 @@
 		</div>
 	</div>
 	<div class="usedWidgetsHolder">
-		<h2><% _t('INUSE', 'Widgets currently used') %></h2>
-		<p><% _t('TOADD', 'To add widgets, click on the purple header on the left') %></p>
+		<h2>$InUseTitle</h2>
+		<p>$ToAddTitle</p>
 
 		<div class="usedWidgets" id="usedWidgets-$Name">
 			<% if UsedWidgets %>