centered login view and updated layout constraints
This commit is contained in:
+75
-31
@@ -46,7 +46,8 @@ class _LoginState extends State<Login> {
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super.dispose();
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super.dispose();
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}
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}
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String? _required(String? value) => (value ?? '').trim().isEmpty ? 'Eingabe erforderlich' : null;
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String? _required(String? value) =>
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(value ?? '').trim().isEmpty ? 'Eingabe erforderlich' : null;
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Future<void> _submit() async {
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Future<void> _submit() async {
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if (_loading) return;
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if (_loading) return;
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@@ -97,10 +98,7 @@ class _LoginState extends State<Login> {
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icon: Icon(Icons.error_outline, color: theme.colorScheme.error),
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icon: Icon(Icons.error_outline, color: theme.colorScheme.error),
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title: const Text('Fehlerdetails'),
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title: const Text('Fehlerdetails'),
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content: SingleChildScrollView(
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content: SingleChildScrollView(
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child: SelectableText(
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child: SelectableText(details, style: theme.textTheme.bodySmall),
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details,
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style: theme.textTheme.bodySmall,
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),
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),
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),
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actions: [
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actions: [
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TextButton.icon(
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TextButton.icon(
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@@ -136,8 +134,12 @@ class _LoginState extends State<Login> {
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child: LayoutBuilder(
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child: LayoutBuilder(
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builder: (context, constraints) => SingleChildScrollView(
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builder: (context, constraints) => SingleChildScrollView(
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padding: const EdgeInsets.symmetric(horizontal: 24),
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padding: const EdgeInsets.symmetric(horizontal: 24),
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child: Center(
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child: ConstrainedBox(
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child: ConstrainedBox(
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constraints: BoxConstraints(minHeight: constraints.maxHeight),
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constraints: BoxConstraints(
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minHeight: constraints.maxHeight,
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maxWidth: 420,
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),
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child: IntrinsicHeight(
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child: IntrinsicHeight(
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child: Column(
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child: Column(
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children: [
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children: [
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@@ -170,9 +172,7 @@ class _LoginState extends State<Login> {
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),
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),
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),
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),
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const SizedBox(height: 28),
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const SizedBox(height: 28),
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ConstrainedBox(
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Card(
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constraints: const BoxConstraints(maxWidth: 420),
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child: Card(
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elevation: 8,
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elevation: 8,
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shadowColor: Colors.black.withValues(alpha: 0.35),
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shadowColor: Colors.black.withValues(alpha: 0.35),
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shape: RoundedRectangleBorder(
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shape: RoundedRectangleBorder(
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@@ -206,12 +206,18 @@ class _LoginState extends State<Login> {
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validator: _required,
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validator: _required,
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autocorrect: false,
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autocorrect: false,
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textInputAction: TextInputAction.next,
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textInputAction: TextInputAction.next,
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onFieldSubmitted: (_) => _passwordFocus.requestFocus(),
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onFieldSubmitted: (_) =>
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_passwordFocus.requestFocus(),
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decoration: InputDecoration(
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decoration: InputDecoration(
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labelText: 'Nutzername',
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labelText: 'Nutzername',
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prefixIcon: const Icon(Icons.person_outline),
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prefixIcon: const Icon(
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Icons.person_outline,
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),
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filled: true,
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filled: true,
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fillColor: theme.colorScheme.surfaceContainerHighest.withValues(alpha: 0.4),
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fillColor: theme
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.colorScheme
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.surfaceContainerHighest
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.withValues(alpha: 0.4),
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border: OutlineInputBorder(
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide.none,
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borderSide: BorderSide.none,
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@@ -222,7 +228,10 @@ class _LoginState extends State<Login> {
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),
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),
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focusedBorder: OutlineInputBorder(
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: theme.colorScheme.primary, width: 1.5),
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borderSide: BorderSide(
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color: theme.colorScheme.primary,
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width: 1.5,
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),
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),
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),
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),
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),
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),
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),
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@@ -243,7 +252,10 @@ class _LoginState extends State<Login> {
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labelText: 'Passwort',
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labelText: 'Passwort',
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prefixIcon: const Icon(Icons.lock_outline),
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prefixIcon: const Icon(Icons.lock_outline),
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filled: true,
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filled: true,
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fillColor: theme.colorScheme.surfaceContainerHighest.withValues(alpha: 0.4),
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fillColor: theme
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.colorScheme
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.surfaceContainerHighest
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.withValues(alpha: 0.4),
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border: OutlineInputBorder(
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border: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide.none,
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borderSide: BorderSide.none,
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@@ -254,7 +266,10 @@ class _LoginState extends State<Login> {
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),
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),
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focusedBorder: OutlineInputBorder(
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focusedBorder: OutlineInputBorder(
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borderRadius: BorderRadius.circular(12),
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borderRadius: BorderRadius.circular(12),
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borderSide: BorderSide(color: theme.colorScheme.primary, width: 1.5),
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borderSide: BorderSide(
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color: theme.colorScheme.primary,
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width: 1.5,
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),
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),
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),
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),
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),
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),
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),
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@@ -262,40 +277,69 @@ class _LoginState extends State<Login> {
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duration: const Duration(milliseconds: 180),
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duration: const Duration(milliseconds: 180),
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curve: Curves.easeOut,
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curve: Curves.easeOut,
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child: _errorMessage == null
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child: _errorMessage == null
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? const SizedBox(height: 0, width: double.infinity)
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? const SizedBox(
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height: 0,
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width: double.infinity,
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)
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: Padding(
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: Padding(
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padding: const EdgeInsets.only(top: 14),
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padding: const EdgeInsets.only(
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top: 14,
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),
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child: Material(
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child: Material(
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color: theme.colorScheme.errorContainer.withValues(alpha: 0.6),
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color: theme
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borderRadius: BorderRadius.circular(12),
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.colorScheme
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.errorContainer
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.withValues(alpha: 0.6),
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borderRadius: BorderRadius.circular(
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12,
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),
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child: InkWell(
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child: InkWell(
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onTap: _errorDetails != null ? _showErrorDetails : null,
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onTap: _errorDetails != null
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borderRadius: BorderRadius.circular(12),
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? _showErrorDetails
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: null,
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borderRadius:
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BorderRadius.circular(12),
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child: Padding(
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child: Padding(
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padding: const EdgeInsets.symmetric(
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padding:
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horizontal: 12, vertical: 10),
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const EdgeInsets.symmetric(
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horizontal: 12,
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vertical: 10,
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),
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child: Row(
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child: Row(
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children: [
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children: [
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Icon(Icons.error_outline,
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Icon(
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Icons.error_outline,
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size: 20,
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size: 20,
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color: theme.colorScheme.onErrorContainer),
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color: theme
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.colorScheme
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.onErrorContainer,
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),
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const SizedBox(width: 10),
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const SizedBox(width: 10),
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Expanded(
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Expanded(
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child: Text(
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child: Text(
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_errorMessage!,
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_errorMessage!,
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style: TextStyle(
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style: TextStyle(
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color: theme.colorScheme.onErrorContainer,
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color: theme
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.colorScheme
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.onErrorContainer,
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fontSize: 13,
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fontSize: 13,
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height: 1.3,
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height: 1.3,
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),
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),
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),
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),
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),
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),
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if (_errorDetails != null) ...[
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if (_errorDetails !=
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null) ...[
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const SizedBox(width: 8),
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const SizedBox(width: 8),
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Icon(Icons.chevron_right,
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Icon(
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Icons.chevron_right,
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size: 20,
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size: 20,
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color: theme.colorScheme.onErrorContainer
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color: theme
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.withValues(alpha: 0.7)),
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.colorScheme
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.onErrorContainer
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.withValues(
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alpha: 0.7,
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),
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),
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],
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],
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],
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],
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),
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),
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@@ -335,7 +379,6 @@ class _LoginState extends State<Login> {
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),
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),
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),
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),
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),
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),
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),
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const SizedBox(height: 18),
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const SizedBox(height: 18),
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Padding(
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Padding(
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padding: const EdgeInsets.symmetric(horizontal: 8),
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padding: const EdgeInsets.symmetric(horizontal: 8),
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@@ -369,6 +412,7 @@ class _LoginState extends State<Login> {
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),
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),
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),
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),
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),
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),
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),
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);
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);
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}
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}
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}
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}
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