1 files changed, 24 insertions, 0 deletions
diff --git a/vid-webpack-master/src/app/shared/directives/inputPrevention/inputPreventionPattern.directive.ts b/vid-webpack-master/src/app/shared/directives/inputPrevention/inputPreventionPattern.directive.ts
new file mode 100644
index 000000000..dada09bef
--- /dev/null
+++ b/vid-webpack-master/src/app/shared/directives/inputPrevention/inputPreventionPattern.directive.ts
@@ -0,0 +1,24 @@
+import {Directive, ElementRef} from '@angular/core';
+
+@Directive({
+  selector: '[patternInput]',
+  host: {
+    '(keypress)': 'onKeypress($event)'
+  }
+})
+export class InputPreventionPatternDirective{
+  inputElement : ElementRef;
+  constructor(el: ElementRef) {
+    this.inputElement = el;
+  }
+
+  onKeypress(event: KeyboardEvent) {
+    const pattern = new RegExp(this.inputElement.nativeElement.pattern);
+    if(pattern){
+      if(!pattern.test(event['key'])){
+        event.preventDefault();
+      }
+    }
+    return event;
+  }
+}