Files
FlutterUnit/lib/components/project/widget_node_panel.dart
2021-09-26 20:50:13 +08:00

155 lines
4.0 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_unit/app/res/toly_icon.dart';
import 'package:flutter_unit/components/permanent/circle.dart';
import 'package:flutter_unit/components/permanent/code/code_widget.dart';
import 'package:flutter_unit/components/permanent/panel.dart';
import 'package:share/share.dart';
import 'package:toggle_rotate/toggle_rotate.dart';
import '../permanent/feedback_widget.dart';
import 'package:flutter_unit/components/permanent/code/highlighter_style.dart';
/// create by 张风捷特烈 on 2020-04-13
/// contact me by email 1981462002@qq.com
/// 说明: 一个Widget的知识点对应的界面
class WidgetNodePanel extends StatefulWidget {
final String text;
final String subText;
final String code;
final Widget? show;
final HighlighterStyle? codeStyle;
final String? codeFamily;
WidgetNodePanel(
{this.text='',
this.subText='',
this.code='',
this.show,
required this.codeStyle,
this.codeFamily});
@override
_WidgetNodePanelState createState() => _WidgetNodePanelState();
}
class _WidgetNodePanelState extends State<WidgetNodePanel> {
CrossFadeState _crossFadeState = CrossFadeState.showFirst;
bool get isFirst => _crossFadeState == CrossFadeState.showFirst;
Color get themeColor => Theme.of(context).primaryColor;
@override
Widget build(BuildContext context) {
return Container(
margin: EdgeInsets.all(10),
child: Column(
crossAxisAlignment: CrossAxisAlignment.center,
children: <Widget>[
buildNodeTitle(),
SizedBox(
height: 20,
),
_buildCode(context),
Padding(
padding: const EdgeInsets.only(top: 10, bottom: 20),
child: widget.show,
),
_buildNodeInfo(),
Divider(),
],
),
);
}
Widget buildNodeTitle() => Row(
children: <Widget>[
Padding(
padding: const EdgeInsets.symmetric(horizontal: 8),
child: Circle(
color: themeColor,
radius: 5,
),
),
Expanded(
child: Text(
'${widget.text}',
style: TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
),
),
_buildShareButton(),
_buildCodeButton()
],
);
Widget _buildNodeInfo() => Container(
width: double.infinity,
child: Panel(
child: Text(
'${widget.subText}',
style: TextStyle(fontSize: 14),
)),
);
Widget _buildCodeButton() => Padding(
padding: const EdgeInsets.only(right: 10.0),
child: ToggleRotate(
durationMs: 300,
child: Icon(
TolyIcon.icon_code,
color: themeColor,
),
onTap: _toggleCodePanel,
),
);
Widget _buildShareButton() => FeedbackWidget(
mode: FeedMode.fade,
a: 0.4,
onPressed: _doShare,
child: Padding(
padding: const EdgeInsets.only(
right: 10,
),
child: Icon(
TolyIcon.icon_share,
size: 20,
color: themeColor,
),
),
);
Widget _buildCode(BuildContext context) => AnimatedCrossFade(
firstCurve: Curves.easeInCirc,
secondCurve: Curves.easeInToLinear,
firstChild: Container(),
secondChild: Container(
width: MediaQuery.of(context).size.width,
child: CodeWidget(
fontFamily: widget.codeFamily,
code: isFirst?'':widget.code,
style: widget.codeStyle ??
HighlighterStyle.fromColors(HighlighterStyle.lightColor),
),
),
duration: Duration(milliseconds: 200),
crossFadeState: _crossFadeState,
);
//执行分享
_doShare() {
Share.share(widget.code);
}
// 折叠代码面板
_toggleCodePanel() {
setState(() {
_crossFadeState =
!isFirst ? CrossFadeState.showFirst : CrossFadeState.showSecond;
});
}
}