直播平台源代码,flutter 自定义九宫格,计算器布局,验证码认证
直播平台源代码,flutter 自定义九宫格,计算器布局,验证码认证
1、先写几个接收验证码的文本框
1 | return Scaffold(<br> backgroundColor: ColorsUtil.hexStringColor( "#B1B1B1" ),<br> body: Center(<br> child: Column(<br> mainAxisAlignment: MainAxisAlignment.center,<br> crossAxisAlignment: CrossAxisAlignment.center,<br> children: [<br> Row(<br> mainAxisAlignment: MainAxisAlignment.center,<br> children: [<br> Container(<br> margin: EdgeInsets.only(right: 12, left: 12),<br> width: 40,<br> decoration: BoxDecoration(<br> border: Border(<br> bottom: BorderSide(<br> width: 2,<br> color: ColorsUtil.hexStringColor( "#F6F7FA" )))),<br> child: Text(<br> "*" ,<br> textAlign: TextAlign.center,<br> style: TextStyle(<br> color: ColorsUtil.hexStringColor( "#FFFFFF" ),<br> fontSize: 24,<br> ),<br> ),<br> ),<br> Container(<br> margin: EdgeInsets.only(right: 12, left: 12),<br> width: 40,<br> decoration: BoxDecoration(<br> border: Border(<br> bottom: BorderSide(<br> width: 2,<br> color: ColorsUtil.hexStringColor( "#F6F7FA" )))),<br> child: Text(<br> "*" ,<br> textAlign: TextAlign.center,<br> style: TextStyle(<br> color: ColorsUtil.hexStringColor( "#FFFFFF" ),<br> fontSize: 24,<br> ),<br> ),<br> ),<br> Container(<br> margin: EdgeInsets.only(right: 12, left: 12),<br> width: 40,<br> decoration: BoxDecoration(<br> border: Border(<br> bottom: BorderSide(<br> width: 2,<br> color: ColorsUtil.hexStringColor( "#F6F7FA" )))),<br> child: Text(<br> "*" ,<br> textAlign: TextAlign.center,<br> style: TextStyle(<br> color: ColorsUtil.hexStringColor( "#FFFFFF" ),<br> fontSize: 24,<br> ),<br> ),<br> ),<br> Container(<br> margin: EdgeInsets.only(right: 12, left: 12),<br> width: 40,<br> decoration: BoxDecoration(<br> border: Border(<br> bottom: BorderSide(<br> width: 2,<br> color: ColorsUtil.hexStringColor( "#F6F7FA" )))),<br> child: Text(<br> "*" ,<br> textAlign: TextAlign.center,<br> style: TextStyle(<br> color: ColorsUtil.hexStringColor( "#FFFFFF" ),<br> fontSize: 24,<br> ),<br> ),<br> ),<br> ],<br> ),<br> SizedBox(<br> height: 36,<br> ),<br> buildNumber(),<br> ],<br> ),<br> ),<br> ); |
2、代码循环生成对应按钮模块
1 | buildNumber() {<br> List<Widget> tiles = [];<br> Widget content;<br> for (int i = 1; i <= 12; i++) {<br> tiles.add(<br> InkWell(child: getContainer(i),onTap: (){<br> print (i.toString());<br> },),<br> );<br> }<br> content = Container(<br> width: 300,<br> alignment: Alignment.center,<br> child: Wrap(<br> children: tiles,<br> ),<br> );<br> return content;<br> } |
3、修改边框,对应特殊符号等按钮
1 | Widget getContainer(int index) {<br> if (index == 10) {<br> return Container(<br> width: 89,<br> height: 40,<br> );<br> } else if (index == 12){<br> return Container(<br> width: 89,<br> height: 40,<br> child: Icon(Icons.waterfall_chart),<br> );<br> } else {<br> return Container(<br> width: 89,<br> height: 40,<br> alignment: Alignment.center,<br> decoration: BoxDecoration(<br> color: Colors.white,<br> border: Border.all(<br> width: 0,<br> color: ColorsUtil.hexStringColor( "#000000" , alpha: 0.5),<br> ),<br> ),<br> child: Text(<br> index.toString(),<br> style: TextStyle(<br> fontSize: 16,<br> ),<br> ),<br> );<br> }<br> } |
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