121 lines
3.4 KiB
Dart
121 lines
3.4 KiB
Dart
import 'package:fcs/helpers/theme.dart';
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import 'package:fcs/pages/widgets/local_text.dart';
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import 'package:flutter/material.dart';
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import 'local_popupmenu.dart';
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typedef PopupMenuCallback = Function(LocalPopupMenu popupMenu);
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class LocalPopupMenuButton extends StatefulWidget {
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final PopupMenuCallback popupMenuCallback;
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final List<LocalPopupMenu> popmenus;
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final bool multiSelect;
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const LocalPopupMenuButton(
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{Key key,
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this.popupMenuCallback,
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this.popmenus,
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this.multiSelect = false})
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: super(key: key);
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@override
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_LocalPopupMenuButtonState createState() => _LocalPopupMenuButtonState();
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}
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class _LocalPopupMenuButtonState extends State<LocalPopupMenuButton> {
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List<LocalPopupMenu> popmenus;
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@override
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void initState() {
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popmenus = widget.popmenus;
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super.initState();
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}
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@override
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Widget build(BuildContext context) {
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bool hightlight = _needHighlight();
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return PopupMenuButton<LocalPopupMenu>(
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elevation: 3.2,
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onSelected: (selected) {
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if (!widget.multiSelect) {
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setState(() {
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popmenus.forEach((e) {
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if (e.id != selected.id)
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e.selected = false;
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else
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e.selected = true;
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});
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});
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selected.selected = true;
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} else {
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setState(() {
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popmenus.forEach((e) {
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if (e.id == selected.id) e.selected = !e.selected;
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});
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});
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selected.selected = !selected.selected;
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}
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if (widget.popupMenuCallback != null)
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widget.popupMenuCallback(selected);
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},
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icon: Container(
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width: 30,
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height: 30,
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decoration: new BoxDecoration(
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shape: BoxShape.circle,
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color: Colors.white,
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),
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child: Stack(
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fit: StackFit.expand,
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children: <Widget>[
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Icon(
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Icons.filter_list,
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color: primaryColor,
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),
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hightlight
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? Positioned(
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bottom: 0,
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right: 0,
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child: Container(
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width: 10,
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height: 10,
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decoration: new BoxDecoration(
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shape: BoxShape.circle,
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color: secondaryColor,
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),
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),
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)
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: Container()
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],
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)),
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itemBuilder: (BuildContext context) {
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return popmenus.map((LocalPopupMenu choice) {
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return PopupMenuItem<LocalPopupMenu>(
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value: choice,
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child: Row(
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children: <Widget>[
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LocalText(context, choice.textKey, color: primaryColor),
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SizedBox(
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width: 10,
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),
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choice.selected
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? Icon(
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Icons.check,
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color: Colors.grey,
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)
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: Container(),
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],
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),
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);
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}).toList();
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});
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}
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bool _needHighlight() {
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popmenus.forEach((e) {
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if (e.selected && e.highlight) return true;
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});
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return false;
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}
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}
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