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fixed numeric input directives

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This commit is contained in:
Flaminel
2025-12-31 03:04:46 +02:00
parent 1e390ef888
commit 22fb83b715
2 changed files with 32 additions and 26 deletions
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29
code/frontend/src/app/shared/directives/numeric-input.directive.ts
View File

@@ -36,22 +36,25 @@ export class NumericInputDirective {
@HostListener('keydown', ['$event'])
onKeyDown(event: KeyboardEvent): void {
// Allow: backspace, delete, tab, escape, enter
if ([8, 9, 27, 13, 46].indexOf(event.keyCode) !== -1 ||
// Allow: Ctrl/Cmd+A,C,V,X
(event.keyCode === 65 && (event.ctrlKey === true || event.metaKey === true)) ||
(event.keyCode === 67 && (event.ctrlKey === true || event.metaKey === true)) ||
(event.keyCode === 86 && (event.ctrlKey === true || event.metaKey === true)) ||
(event.keyCode === 88 && (event.ctrlKey === true || event.metaKey === true)) ||
// Allow: home, end, left, right
(event.keyCode >= 35 && event.keyCode <= 39)) {
const allowedKeys = ['Backspace', 'Delete', 'Tab', 'Escape', 'Enter', 'Home', 'End', 'ArrowLeft', 'ArrowRight', 'ArrowUp', 'ArrowDown'];
// Allow navigation and control keys
if (allowedKeys.includes(event.key)) {
return;
}
// Ensure that it is a number and stop the keypress
if ((event.shiftKey || (event.keyCode < 48 || event.keyCode > 57)) && (event.keyCode < 96 || event.keyCode > 105)) {
event.preventDefault();
// Allow: Ctrl/Cmd+A,C,V,X
if ((event.ctrlKey || event.metaKey) && ['a', 'c', 'v', 'x'].includes(event.key.toLowerCase())) {
return;
}
// Allow digits (0-9)
if (/^[0-9]$/.test(event.key)) {
return;
}
// Block all other keys
event.preventDefault();
}
@HostListener('paste', ['$event'])

29
code/frontend/src/app/shared/directives/signed-numeric-input.directive.ts
View File

@@ -26,20 +26,20 @@ export class SignedNumericInputDirective {
@HostListener('keydown', ['$event'])
onKeyDown(event: KeyboardEvent): void {
// Allow: backspace, delete, tab, escape, enter
if ([8, 9, 27, 13, 46].includes(event.keyCode) ||
// Allow: Ctrl/Cmd+A,C,V,X
(event.keyCode === 65 && (event.ctrlKey || event.metaKey)) ||
(event.keyCode === 67 && (event.ctrlKey || event.metaKey)) ||
(event.keyCode === 86 && (event.ctrlKey || event.metaKey)) ||
(event.keyCode === 88 && (event.ctrlKey || event.metaKey)) ||
// Allow: home, end, left, right
(event.keyCode >= 35 && event.keyCode <= 39)) {
const allowedKeys = ['Backspace', 'Delete', 'Tab', 'Escape', 'Enter', 'Home', 'End', 'ArrowLeft', 'ArrowRight', 'ArrowUp', 'ArrowDown'];
// Allow navigation and control keys
if (allowedKeys.includes(event.key)) {
return;
}
// Allow: Ctrl/Cmd+A,C,V,X
if ((event.ctrlKey || event.metaKey) && ['a', 'c', 'v', 'x'].includes(event.key.toLowerCase())) {
return;
}
// Allow minus only at the start and only if not already present
if ((event.key === '-' || event.keyCode === 189 || event.keyCode === 109)) {
if (event.key === '-') {
const input = event.target as HTMLInputElement;
const hasMinus = input.value.includes('-');
const cursorAtStart = (input.selectionStart ?? 0) === 0;
@@ -50,10 +50,13 @@ export class SignedNumericInputDirective {
return;
}
// Block non-numeric keys
if ((event.shiftKey || (event.keyCode < 48 || event.keyCode > 57)) && (event.keyCode < 96 || event.keyCode > 105)) {
event.preventDefault();
// Allow digits (0-9)
if (/^[0-9]$/.test(event.key)) {
return;
}
// Block all other keys
event.preventDefault();
}
@HostListener('paste', ['$event'])