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https://github.com/vodemn/m3_lightmeter.git
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fixed primary color picker overscroll
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parent
00e104de9b
commit
b5ebc09d68
1 changed files with 41 additions and 23 deletions
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@ -13,10 +13,7 @@ class PrimaryColorDialogPicker extends StatefulWidget {
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class _PrimaryColorDialogPickerState extends State<PrimaryColorDialogPicker> {
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late Color _selected = Theme.of(context).primaryColor;
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late final ScrollController _scrollController = ScrollController(
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initialScrollOffset:
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ThemeProvider.primaryColorsList.indexOf(_selected) * (Dimens.grid48 + Dimens.grid8),
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);
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final ScrollController _scrollController = ScrollController();
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@override
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void dispose() {
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@ -37,15 +34,18 @@ class _PrimaryColorDialogPickerState extends State<PrimaryColorDialogPicker> {
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content: SizedBox(
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height: Dimens.grid48,
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width: double.maxFinite,
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child: ListView.separated(
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child: SingleChildScrollView(
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controller: _scrollController,
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scrollDirection: Axis.horizontal,
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padding: EdgeInsets.zero,
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separatorBuilder: (_, __) => const SizedBox(width: Dimens.grid8),
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itemCount: ThemeProvider.primaryColorsList.length,
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itemBuilder: (_, index) {
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child: Row(
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children: List.generate(
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ThemeProvider.primaryColorsList.length,
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(index) {
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final color = ThemeProvider.primaryColorsList[index];
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return _SelectableColorItem(
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return Padding(
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padding: EdgeInsets.only(left: index == 0 ? 0 : Dimens.paddingS),
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child: _SelectableColorItem(
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color: color,
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selected: color.value == _selected.value,
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onTap: () {
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@ -53,10 +53,13 @@ class _PrimaryColorDialogPickerState extends State<PrimaryColorDialogPicker> {
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_selected = color;
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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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actionsPadding: const EdgeInsets.fromLTRB(
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Dimens.paddingL,
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Dimens.paddingM,
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@ -79,7 +82,7 @@ class _PrimaryColorDialogPickerState extends State<PrimaryColorDialogPicker> {
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}
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}
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class _SelectableColorItem extends StatelessWidget {
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class _SelectableColorItem extends StatefulWidget {
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final Color color;
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final bool selected;
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final VoidCallback onTap;
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@ -90,19 +93,34 @@ class _SelectableColorItem extends StatelessWidget {
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required this.onTap,
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}) : super(key: ValueKey(color));
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@override
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State<_SelectableColorItem> createState() => _SelectableColorItemState();
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}
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class _SelectableColorItemState extends State<_SelectableColorItem> {
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@override
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void initState() {
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super.initState();
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WidgetsBinding.instance.addPostFrameCallback((timeStamp) {
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if (widget.selected) {
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Scrollable.ensureVisible(context);
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}
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});
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}
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@override
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Widget build(BuildContext context) {
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return GestureDetector(
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onTap: onTap,
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onTap: widget.onTap,
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child: FilledCircle(
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size: Dimens.grid48,
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color: color,
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color: widget.color,
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child: AnimatedSwitcher(
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duration: Dimens.durationS,
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child: selected
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child: widget.selected
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? Icon(
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Icons.check,
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color: ThemeData.estimateBrightnessForColor(color) == Brightness.light
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color: ThemeData.estimateBrightnessForColor(widget.color) == Brightness.light
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? Colors.black
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: Colors.white,
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)
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