From bd0ee8b08827dc8dcc4a34dcae1221649b3471cb Mon Sep 17 00:00:00 2001 From: toly <1981462002@qq.com> Date: Tue, 21 Jul 2020 08:03:05 +0800 Subject: [PATCH] =?UTF-8?q?:sparkles:=20=E6=B7=BB=E5=8A=A0IntrinsicHeight?= =?UTF-8?q?=E3=80=81IntrinsicWidth=E3=80=81ChipTheme=E3=80=81NavigationToo?= =?UTF-8?q?lbar=E7=BB=84=E4=BB=B6?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- assets/flutter.db | Bin 704512 -> 704512 bytes .../ProxyWidget/ChipTheme/node1_base.dart | 76 ++++++++++++++++++ .../IntrinsicHeight/node1_base.dart | 74 +++++++++++++++++ .../IntrinsicWidth/node1_base.dart | 75 +++++++++++++++++ .../NavigationToolbar/node1_base.dart | 45 +++++++++++ lib/views/widgets/exp/proxy_unit.dart | 3 +- lib/views/widgets/exp/render_object_unit.dart | 4 +- lib/views/widgets/exp/stateful_unit.dart | 1 - lib/views/widgets/exp/stateless_unit.dart | 1 + lib/views/widgets/widgets_map.dart | 10 +++ 10 files changed, 286 insertions(+), 3 deletions(-) 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+/// contact me by email 1981462002@qq.com +/// 说明: 328 ChipTheme 主要用于为后代的Chip类型组件统一设置默认属性,也可以通过该组件获取默认Chip的属性。 +// { +// "widgetId": 328, +// "name": 'ChipTheme基本使用', +// "priority": 1, +// "subtitle": "可指定ChipThemeData数据属性为【后代】的Chip类型组件设置默认样式，属性和Chip属性类似，如阴影、颜色、边距、形状、文字样式等。也可以用ChipTheme.of获取Chip的主题数据。", +// } +class ChipThemeDemo extends StatelessWidget { + @override + Widget build(BuildContext context) { + return ChipTheme( + data: ChipTheme.of(context).copyWith( + selectedColor: Colors.orange.withAlpha(55), + selectedShadowColor: Colors.blue, + shadowColor: Colors.orangeAccent, + pressElevation: 5, + elevation: 3, + ), + child: CustomFilterChip(), + ); + } +} + +class CustomFilterChip extends StatefulWidget { + @override + _CustomFilterChipState createState() => _CustomFilterChipState(); +} + +class _CustomFilterChipState extends State { + final Map map = { + 'A': 'Ant', + 'B': 'Bug', + 'C': 'Cat', + 'D': 'Dog', + }; + List _selected = []; + + @override + Widget build(BuildContext context) { + return Column( + mainAxisAlignment: MainAxisAlignment.center, + children: [ + Wrap( + children: map.keys.map((key) => _buildChild(key)).toList(), + ), + Container( + padding: EdgeInsets.all(10), + child: Text('您已选择: ${_selected.join(', ')}')), + ], + ); + } + + Padding _buildChild(String key) { + return Padding( + padding: const EdgeInsets.all(4.0), + child: FilterChip( + avatar: CircleAvatar(child: Text(key)), + label: Text(map[key]), + selected: _selected.contains(map[key]), + onSelected: (bool value) { + setState(() { + if (value) { + _selected.add(map[key]); + } else { + _selected.removeWhere((name) => name == map[key]); + } + }); + }, + ), + ); + } +} diff --git a/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicHeight/node1_base.dart b/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicHeight/node1_base.dart new file mode 100644 index 0000000..178bc3b --- /dev/null +++ b/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicHeight/node1_base.dart @@ -0,0 +1,74 @@ +import 'package:flutter/material.dart'; + +/// create by 张风捷特烈 on 2020/7/21 +/// contact me by email 1981462002@qq.com +/// 说明: 298 IntrinsicHeight 根据子元素的固有高度调整其子元素大小的组件,可解决很多布局的疑难杂症,但相对昂贵。 + +// { +// "widgetId": 298, +// "name": '可用于显示一个指定宽高的区域', +// "priority": 1, +// "subtitle": "【child】 : 子组件 【Widget】\n" +// "如示例:左侧高可变动，中间高固定,右侧高取前两者的最高值。", +// } + +class IntrinsicHeightDemo extends StatefulWidget { + @override + _IntrinsicHeightDemoState createState() => _IntrinsicHeightDemoState(); +} + +class _IntrinsicHeightDemoState extends State { + var _height =120.0; + + @override + Widget build(BuildContext context) { + return Container( + child: Column( + children: [ + buildChild(_height), + SizedBox(height: 10), + _buildSlider() + ], + ), + ); + } + + Widget buildChild(double leftHeight) { + return IntrinsicHeight( + child: Row( + mainAxisAlignment: MainAxisAlignment.spaceEvenly, + crossAxisAlignment: CrossAxisAlignment.start, + children: [ + Container( + height: leftHeight, + width: 120, + color: Colors.yellow, + alignment: Alignment.center, + child: Text("height:${leftHeight.toStringAsFixed(1)}"), + ), + Container( + color: Colors.blue, + width: 150, + height: 80, + alignment: Alignment.center, + child: Text("固定高"), + ), + Container( + color: Colors.red, + width: 60, + alignment: Alignment.center, + child: Text("最高"), + ) + ], + ), + ); + } + + Widget _buildSlider() =>Slider( + value: _height, + max: 200.0, + min: 30.0, + divisions: 17, + onChanged: (v)=> setState(() => _height= v), + ); +} diff --git a/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicWidth/node1_base.dart b/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicWidth/node1_base.dart new file mode 100644 index 0000000..e3c20aa --- /dev/null +++ b/lib/views/widgets/SingleChildRenderObjectWidget/IntrinsicWidth/node1_base.dart @@ -0,0 +1,75 @@ +import 'package:flutter/material.dart'; + +/// create by 张风捷特烈 on 2020/7/21 +/// contact me by email 1981462002@qq.com +/// 说明: + +// { +// "widgetId": 297, +// "name": 'IntrinsicWidth基本使用', +// "priority": 1, +// "subtitle": +// "【child】 : 子组件 【Widget】\n" +// "如示例:上面宽可变动，中间宽固定,下面宽取前两者的最高值。", +// } + +class IntrinsicWidthDemo extends StatefulWidget { + @override + _IntrinsicWidthDemoState createState() => _IntrinsicWidthDemoState(); +} + +class _IntrinsicWidthDemoState extends State { + var _height =120.0; + + @override + Widget build(BuildContext context) { + return Container( + child: Column( + children: [ + buildChild(_height), + SizedBox(height: 10), + _buildSlider() + ], + ), + ); + } + + Widget buildChild(double leftWidth) { + return IntrinsicWidth( + child: Column( + mainAxisAlignment: MainAxisAlignment.spaceEvenly, + crossAxisAlignment: CrossAxisAlignment.start, + children: [ + Container( + height: 50, + width: leftWidth, + color: Colors.yellow, + alignment: Alignment.center, + child: Text("width:${leftWidth.toStringAsFixed(1)}"), + ), + Container( + color: Colors.blue, + width: 150, + height: 60, + alignment: Alignment.center, + child: Text("固定宽"), + ), + Container( + color: Colors.red, + height: 40, + alignment: Alignment.center, + child: Text("最宽"), + ) + ], + ), + ); + } + + Widget _buildSlider() =>Slider( + value: _height, + max: 200.0, + min: 80.0, + divisions: 17, + onChanged: (v)=> setState(() => _height= v), + ); +} diff --git a/lib/views/widgets/StatelessWidget/NavigationToolbar/node1_base.dart b/lib/views/widgets/StatelessWidget/NavigationToolbar/node1_base.dart new file mode 100644 index 0000000..669157e --- /dev/null +++ b/lib/views/widgets/StatelessWidget/NavigationToolbar/node1_base.dart @@ -0,0 +1,45 @@ +import 'package:flutter/material.dart'; + +/// create by 张风捷特烈 on 2020/7/20 +/// contact me by email 1981462002@qq.com +/// 说明: NavigationToolbar 214 左中右模式的通用结构组件,可指定中间组件距左侧边距及是否居中。源码在AppBar等导航条结构中有使用它。 +// { +// "widgetId": 214, +// "name": 'NavigationToolbar基本使用', +// "priority": 1, +// "subtitle": "【leading】 : 左侧组件 【Widget】\n" +// "【middle】: 中间组件 【Widget】\n" +// "【trailing】: 右侧组件组件 【Widget】\n" +// "【centerMiddle】: 中间组件是否居中 【bool】\n" +// "【middleSpacing】: 中间组件距左距离 【double】", +// } +class NavigationToolbarDemo extends StatelessWidget { + @override + Widget build(BuildContext context) { + return Column( + mainAxisSize: MainAxisSize.min, + children: [ + Container( + height: 60, + child: NavigationToolbar( + leading: Icon(Icons.ac_unit), + middle: Text('middleSpacing#true'), + middleSpacing: 20, + centerMiddle: true, + trailing: Icon(Icons.more_vert), + ), + ), + Container( + height: 60, + child: NavigationToolbar( + leading: Icon(Icons.ac_unit), + middle: Text('middleSpacing#false'), + middleSpacing: 20, + centerMiddle: false, + trailing: Icon(Icons.more_vert), + ), + ), + ], + ); + } +} \ No newline at end of file diff --git a/lib/views/widgets/exp/proxy_unit.dart b/lib/views/widgets/exp/proxy_unit.dart index 4eb0ab3..09c69ce 100644 --- a/lib/views/widgets/exp/proxy_unit.dart +++ b/lib/views/widgets/exp/proxy_unit.dart @@ -17,4 +17,5 @@ export '../ProxyWidget/IconTheme/node1_base.dart'; export '../ProxyWidget/ScrollConfiguration/node1_base.dart'; export '../ProxyWidget/Expanded/node1_base.dart'; export '../ProxyWidget/Positioned/node1_base.dart'; -export '../ProxyWidget/LayoutId/node1_base.dart'; \ No newline at end of file +export '../ProxyWidget/LayoutId/node1_base.dart'; +export '../ProxyWidget/ChipTheme/node1_base.dart' hide CustomFilterChip; \ No newline at end of file diff --git a/lib/views/widgets/exp/render_object_unit.dart b/lib/views/widgets/exp/render_object_unit.dart index 696e797..272089f 100644 --- a/lib/views/widgets/exp/render_object_unit.dart +++ b/lib/views/widgets/exp/render_object_unit.dart @@ -76,4 +76,6 @@ export '../SingleChildRenderObjectWidget/LayoutBuilder/node1_base.dart'; export '../SingleChildRenderObjectWidget/LayoutBuilder/node2_fit.dart'; export '../SingleChildRenderObjectWidget/LayoutBuilder/node3_expend.dart'; export '../SingleChildRenderObjectWidget/ShaderMask/node1_radial.dart'; -export '../SingleChildRenderObjectWidget/ShaderMask/node2_linear.dart'; \ No newline at end of file +export '../SingleChildRenderObjectWidget/ShaderMask/node2_linear.dart'; +export '../SingleChildRenderObjectWidget/IntrinsicHeight/node1_base.dart'; +export '../SingleChildRenderObjectWidget/IntrinsicWidth/node1_base.dart'; \ No newline at end of file diff --git a/lib/views/widgets/exp/stateful_unit.dart b/lib/views/widgets/exp/stateful_unit.dart index 8f4a043..57b151b 100644 --- a/lib/views/widgets/exp/stateful_unit.dart +++ b/lib/views/widgets/exp/stateful_unit.dart @@ -32,7 +32,6 @@ export '../StatefulWidget/CupertinoSegmentedControl/node1_base.dart'; export '../StatefulWidget/CupertinoSegmentedControl/node2_color.dart'; export '../StatefulWidget/Navigator/node1_base.dart'; - export '../StatefulWidget/Image/node1_base.dart'; export '../StatefulWidget/Image/node2_fit.dart'; export '../StatefulWidget/Image/node3_alignment.dart'; diff --git a/lib/views/widgets/exp/stateless_unit.dart b/lib/views/widgets/exp/stateless_unit.dart index 41d104d..118be64 100644 --- a/lib/views/widgets/exp/stateless_unit.dart +++ b/lib/views/widgets/exp/stateless_unit.dart @@ -10,6 +10,7 @@ export '../StatelessWidget/Card/node2_shape.dart'; export '../StatelessWidget/PreferredSize/node1_base.dart'; export '../StatelessWidget/PreferredSize/node2_adapter.dart'; export '../StatelessWidget/Builder/node1_base.dart'; +export '../StatelessWidget/NavigationToolbar/node1_base.dart'; export '../StatelessWidget/CheckboxListTile/node1_base.dart'; export '../StatelessWidget/CheckboxListTile/node2_select.dart'; diff --git a/lib/views/widgets/widgets_map.dart b/lib/views/widgets/widgets_map.dart index f1edcce..32d905a 100644 --- a/lib/views/widgets/widgets_map.dart +++ b/lib/views/widgets/widgets_map.dart @@ -51,6 +51,10 @@ class WidgetsMap { return [ CustomBanner(), ]; + case "NavigationToolbar": + return [ + NavigationToolbarDemo(), + ]; case "Icon": return [ CustomIcon(), @@ -87,6 +91,12 @@ class WidgetsMap { return [PressInputChip(), SelectInputChip()]; case "FilterChip": return [CustomFilterChip()]; + case "IntrinsicHeight": + return [IntrinsicHeightDemo()]; + case "IntrinsicWidth": + return [IntrinsicWidthDemo()]; + case "ChipTheme": + return [ChipThemeDemo()]; case "ListTile": return [CustomListTile(), SelectListTile(), DenseListTile()]; case "CheckboxListTile":