Improve inputAssistancePreset display value and variable name

projects/common/classes/textAreaElement.ts

@@ -14,7 +14,7 @@ export class TextAreaElement extends InputElement implements FontElement, Surfac
   underline: boolean = false;
 
   inputAssistance: boolean = false;
-  inputAssistancePreset: 'french' | 'numbers' | 'operators' | null = null;
+  inputAssistancePreset: 'french' | 'numbers' | 'numbersAndOperators' | null = null;
 
   backgroundColor: string = 'transparent';
 

projects/common/classes/textFieldElement.ts

@@ -12,7 +12,7 @@ export class TextFieldElement extends InputElement implements FontElement, Surfa
   patternWarnMessage: string = 'Eingabe entspricht nicht der Vorgabe';
 
   inputAssistance: boolean = false;
-  inputAssistancePreset: 'french' | 'numbers' | 'operators' | null = null;
+  inputAssistancePreset: 'french' | 'numbers' | 'numbersAndOperators' | null = null;
 
   fontColor: string = 'black';
   font: string = 'Roboto';

projects/editor/src/app/components/unit-view/page-view/properties/element-properties.component.html

@@ -214,9 +214,9 @@
         <mat-form-field *ngIf="combinedProperties.inputAssistance" appearance="fill">
           <mat-label>Art der Eingabehilfe</mat-label>
           <mat-select (selectionChange)="updateModel('inputAssistancePreset', $event.value)">
-            <mat-option *ngFor="let option of [{displayValue: 'Französisch', value: 'french'},
+            <mat-option *ngFor="let option of [{displayValue: 'Französische Sonderzeichen', value: 'french'},
                                                {displayValue: 'Zahlen', value: 'numbers'},
-                                               {displayValue: 'Operatoren', value: 'operators'}]"
+                                               {displayValue: 'Zahlen & Operatoren', value: 'numbersAndOperators'}]"
                         [value]="option.value">
               {{option.displayValue}}
             </mat-option>