imageSpan static method
处理文本消息中的表情
Implementation
static WidgetSpan? imageSpan(String? tag) {
var item = emojiData.firstWhereOrNull((element) => element['tag'] == tag);
if (item == null) return null;
String name = item['name'] as String;
return WidgetSpan(
child: Image.asset(
name,
package: kPackage,
height: 24,
width: 24,
),
);
}