Do some i18n to tooltips

src/app/components/creator/content-choice-creator/content-choice-creator.component.html

@@ -11,7 +11,7 @@
     </mat-radio-button>
   </mat-radio-group>
 
-  <mat-table #table [dataSource]="displayAnswers">
+  <mat-table [dataSource]="displayAnswers">
     <ng-container matColumnDef="label">
       <mat-header-cell *matHeaderCellDef>{{ 'content.answer' | translate }}</mat-header-cell>
       <mat-cell *matCellDef="let answer">
@@ -27,11 +27,11 @@
       <mat-cell *matCellDef="let answer">
         <button mat-icon-button
                 (click)="openAnswerModificationDialog($event, answer.answerOption.label, answer.answerOption.points, answer.correct)"
-                color="primary" matTooltip="Edit answer">
+                color="primary" matTooltip="{{ 'content.edit-answer' | translate }}">
           <mat-icon>edit</mat-icon>
         </button>
         <button mat-icon-button color="primary" (click)="deleteAnswer($event, answer.answerOption.label)"
-                matTooltip="Delete answer">
+                matTooltip="{{ 'content.delete-answer' | translate }}">
           <mat-icon>delete</mat-icon>
         </button>
       </mat-cell>

src/assets/i18n/creator/de.json

@@ -52,7 +52,9 @@
     "undo": "Rückgängig",
     "points": "Punkte",
     "delete": "Löschen",
-    "abort": "Abbrechen"
+    "abort": "Abbrechen",
+    "delete-answer": "Antwort löschen",
+    "edit-answer": "Antwort bearteiten"
   },
   "session": {
     "session-name": "Name der Session",

src/assets/i18n/creator/en.json

@@ -51,7 +51,9 @@
     "undo": "Undo",
     "points": "Points",
     "delete": "Delete",
-    "abort": "Abort"
+    "abort": "Abort",
+    "delete-answer": "Delete answer",
+    "edit-answer": "Edit answer"
   },
   "session": {
     "session-name": "Session name",