本文源码基于flutter 1.7.8 承接上一篇,这次着重来分析FocusNode,来看看焦点是怎么管理的 使用 /// 创建finalFocusNode focusNode=FocusNode();/// 获得焦点FocusScope.of(context).requestFocus(focusNode);focusNode.requestFocus();//直接使用这个会报错的/// 失去焦点focusNode.unfocus();/// 判断是否获取到焦点focus...
The flutter TextField will momentarily lose focus, to only request it again, making it impossible to type into the other normal text input without clicking outside of the TextField in the flutter application Expected results I would expect that if you click outside of an iFrame that is a fl...
I read and followed the [Flutter Style Guide], including [Features we expect every widget to implement]. I signed the [CLA]. I listed at least one issue that this PR fixes in the description above. I updated/added relevant documentation (doc comments with///). ...
assertion indicates an error in the framework itself, or we should provide substantially more information in this error message to help you determine and fix the underlying cause. In either case, please report this assertion by filing a bug on GitHub: https://github.com/flutter/flutter/issues/...
Therefore it appears to execute processes in the following order: Focus change handling Rebuild Gesture handling Steps to reproduce Create a new project withflutter create [name]and adjustmain.dartto the one in code sample below in this issue. ...