add validationtextarea control, use it for filter match editor

js/CommonFilters.js

@@ -2,24 +2,6 @@
 /* global __, ngettext */
 define(["dojo/_base/declare"], function (declare) {
 	Filters = {
-		filterDlgCheckRegExp: function(sender) {
-			const tooltip = dijit.byId("filterDlg_regExp_tip").domNode;
-
-			try {
-				sender.domNode.removeClassName("invalid");
-				sender.domNode.removeClassName("valid");
-
-				new RegExp("/" + sender.value + "/");
-
-				sender.domNode.addClassName("valid");
-				tooltip.innerText = __("Regular expression, without outer delimiters (i.e. slashes)");
-
-			} catch (e) {
-				sender.domNode.addClassName("invalid");
-
-				tooltip.innerText = e.message;
-			}
-		},
 		filterDlgCheckAction: function(sender) {
 			const action = sender.value;
 

js/form/ValidationTextArea.js

@@ -0,0 +1,33 @@
+// https://stackoverflow.com/questions/19317258/how-to-use-dijit-textarea-validation-dojo-1-9
+
+define(["dojo/_base/declare", "dojo/_base/lang", "dijit/form/SimpleTextarea", "dijit/form/ValidationTextBox"],
+    function(declare, lang, SimpleTextarea, ValidationTextBox) {
+
+        return declare('fox.form.ValidationTextArea', [SimpleTextarea, ValidationTextBox], {
+            constructor: function(params){
+                this.constraints = {};
+                this.baseClass += ' dijitValidationTextArea';
+            },
+            templateString: "<textarea ${!nameAttrSetting} data-dojo-attach-point='focusNode,containerNode,textbox' autocomplete='off'></textarea>",
+            validator: function(value, constraints) {
+                //console.log(this, value, constraints);
+
+                if (this.required && this._isEmpty(value))
+                    return false;
+
+                if (this.validregexp) {
+                    try {
+                        new RegExp("/" + value + "/");
+                    } catch (e) {
+                        return false;
+                    }
+                }
+
+                return value.match(new RegExp(this._computeRegexp(constraints)));
+
+                /*return (new RegExp("^(?:" + this._computeRegexp(constraints) + ")"+(this.required?"":"?")+"$",["m"])).test(value) &&
+                    (!this.required || !this._isEmpty(value)) &&
+                    (this._isEmpty(value) || this.parse(value, constraints) !== undefined); // Boolean*/
+            }
+        })
+    });

js/prefs.js

@@ -55,6 +55,7 @@ require(["dojo/_base/kernel",
 	"fox/PrefFilterTree",
 	"fox/PrefLabelTree",
 	"fox/Toolbar",
+	"fox/form/ValidationTextArea",
 	"fox/form/Select",
 	"fox/form/ComboButton",
 	"fox/form/DropDownButton"], function (dojo, declare, ready, parser, AppBase) {