flutterchina/nine_grid_view

dependencies:
  nine_grid_view: ^2.0.0

import 'package:nine_grid_view/nine_grid_view.dart';

// bigImage param, It is recommended to use a medium-quality picture, because the original picture is too large and takes time to load.
NineGridView(
  margin: EdgeInsets.all(12),
  padding: EdgeInsets.all(5),
  space: 5,
  type: NineGridType.weChat,//NineGridType.weChat, NineGridType.weiBo
  itemCount: itemCount,
  itemBuilder: (BuildContext context, int index) {},
);

// group avatar.
// need width, height param.
NineGridView(
  width: 120,
  height: 120,
  padding: EdgeInsets.all(5),
  space: 5,
  type: NineGridType.qqGp, //NineGridType.weChatGp, NineGridType.dingTalkGp
  itemCount: itemCount,
  itemBuilder: (BuildContext context, int index) {},
);

// It is recommended to use a thumbnail picture，because the original picture is too large, it may cause repeated loading and cause flashing.
DragSortView(
  imageList,
  space: 5,
  margin: EdgeInsets.all(20),
  padding: EdgeInsets.all(0),
  itemBuilder: (BuildContext context, int index) {},
  initBuilder: (BuildContext context) {},
  onDragListener: (MotionEvent event, double itemWidth) {
    /// Judge to drag to the specified position to delete
    /// return true;
    if (event.globalY > 600) {
      return true;
    }
    return false;
  },
);