Directiva limite de numeros

Luigi
1 parent 5375d8212b
Showing 1 changed file with 25 additions and 0 deletions Show diff stats
src/js/limiteNumerosMax-directive.js
@@ -0,0 +1,25 @@
+angular.module('focaDirectivas')
+    .directive('limiteNumerosMax', function(){
+        return {
+            require: 'ngModel',
+            scope: true,
+            link: function(scope, element, attr, ngModel) {
+                ngModel.$parsers.push(function (value) {
+                    return '' + value;
+                });
+
+                if (!ngModel) return;
+                function limiteNumerosMax(texto) {
+                    if (texto) {
+                        texto = texto.replace(/^0-9]/g, '')
+                                    .substring(0,attr.limiteNumerosMax);
+
+                        ngModel.$setViewValue(texto);
+                        ngModel.$render();
+                        return texto;
+                    }
+                }
+                    ngModel.$parsers.push(limiteNumerosMax);
+                }
+        };
+    });
...	...	@@ -0,0 +1,25 @@
	1	+angular.module('focaDirectivas')
	2	+ .directive('limiteNumerosMax', function(){
	3	+ return {
	4	+ require: 'ngModel',
	5	+ scope: true,
	6	+ link: function(scope, element, attr, ngModel) {
	7	+ ngModel.$parsers.push(function (value) {
	8	+ return '' + value;
	9	+ });
	10	+
	11	+ if (!ngModel) return;
	12	+ function limiteNumerosMax(texto) {
	13	+ if (texto) {
	14	+ texto = texto.replace(/^0-9]/g, '')
	15	+ .substring(0,attr.limiteNumerosMax);
	16	+
	17	+ ngModel.$setViewValue(texto);
	18	+ ngModel.$render();
	19	+ return texto;
	20	+ }
	21	+ }
	22	+ ngModel.$parsers.push(limiteNumerosMax);
	23	+ }
	24	+ };
	25	+ });