弹出框

YmUiUtil.showLoading(context);
 
Future.delayed(Duration(seconds: 3), () {
      YmUiUtil.hideLoading(context);
 });

YmUiUtil.showAlertDialog(context, "确认提示", "您确定要打开弹窗吗?", "确定", "取消",onOkPressed: (){
      print("Ok Pressed");
});

///显示弹出框
static showAlertDialog(BuildContext context,String title,String message,String okText,String cancelText,{onOkPressed,onCancelPressed,okCloseDialog = true}){
    showDialog(
      context: context,
      barrierDismissible: false,
      builder: (BuildContext context) {
        return  AlertDialog(
          title:  Text(title),
          content:  SingleChildScrollView(
            child:  ListBody(
              children:[
                 Text(message),
              ],
            ),
          ),
          actions:[
             TextButton(
              child:  Text(cancelText),
              onPressed: () {
                if(null != onCancelPressed){
                  onCancelPressed();
                }
                Navigator.of(context).pop();
              },
            ),
            TextButton(
              child:  Text(okText),
              onPressed: () {
                if(null != onOkPressed){
                  onOkPressed();
                }
                if(null != okCloseDialog && okCloseDialog){
                  Navigator.of(context).pop();
                }
              },
            ),
          ],
        );
      },
    ).then((val) {
      print(val);
    });
}

自定义弹出框

static showBottomDialog(BuildContext context,Widget child){
	showDialog(
	  context: context,
	  barrierDismissible: true,
	  builder: (BuildContext context) {
		return  YmDialogBox(child:child);
	  },
	).then((val) {
	  print(val);
	});
}