show method

dynamic show(BuildContext context)

Implementation

show(BuildContext context) {
  ClipRRect? image;
  if (topImage != null) {
    image = ClipRRect(
      child: new Image(image: topImage!),
      borderRadius: BorderRadius.only(
          topLeft: Radius.circular(cornerRadius),
          topRight: Radius.circular(cornerRadius)),
    );
  }

  if (title != null && description != null) {
    insertByIndex(titlePadding, title, 0);
    insertByIndex(descriptionPadding, description, 1);
  }
  if (title != null && description == null) {
    insertByIndex(titlePadding, title, 0);
  }
  if (description != null && title == null) {
    insertByIndex(descriptionPadding, description, 0);
  }

  contentList?.forEach((element) {
    insertByIndex(EdgeInsets.zero, element, _contentList.length);
  });

  return showDialog(
    context: context,
    barrierDismissible: true,
    builder: (BuildContext context) {
      return Material(
        color: Colors.transparent,
        child: Container(
          color: Color.fromRGBO(0, 0, 0, fogOpacity),
          child: new Center(
            child: new Container(
                decoration: BoxDecoration(
                  boxShadow: <BoxShadow>[
                    new BoxShadow(
                      spreadRadius: 1.0,
                      color: Colors.black54,
                      offset: new Offset(5.0, 5.0),
                      blurRadius: 30.0,
                    )
                  ],
                  borderRadius:
                      BorderRadius.all(Radius.circular(cornerRadius)),
                  color: cardColor,
                ),
                height: height,
                width: width,
                child: new Column(
                  children: <Widget>[
                    Stack(
                      children: <Widget>[
                        image == null
                            ? Container(
                                alignment: Alignment.center,
                                height: height,
                                padding: contentPadding,
                                child: Column(
                                  crossAxisAlignment: contentListAlignment,
                                  mainAxisAlignment: MainAxisAlignment.center,
                                  children: _contentList,
                                ),
                              )
                            : image,
                        closeButton == true
                            ? Container(
                                margin: EdgeInsets.only(top: 8),
                                height: 26,
                                alignment: Alignment.topRight,
                                child: FloatingActionButton(
                                  onPressed: () {
                                    Navigator.pop(context);
                                  },
                                  child: Icon(
                                    Icons.close,
                                    color: Colors.black87,
                                    size: 19,
                                  ),
                                  backgroundColor:
                                      Color.fromRGBO(240, 240, 240, 0.8),
                                  elevation: 2,
                                ),
                              )
                            : Container(),
                      ],
                    ),
                    image == null
                        ? Container()
                        : Expanded(
                            child: Container(
                              padding: contentPadding,
                              child: Column(
                                crossAxisAlignment: contentListAlignment,
                                mainAxisAlignment: MainAxisAlignment.end,
                                children: _contentList,
                              ),
                            ),
                          ),
                  ],
                )),
          ),
        ),
      );
    },
  );
}