我有一个Ext.grid.plugin.RowWidget的网格。重新加载网格存储时，我希望重新创建所有行体组件，但它们仍然存在。
这是simple fiddle，重复错误：
我希望新的 # Remove already installed epel-release
yum remove epel-release
OR
rpm -e epel-release
# Install epel-release using YUM
yum install epel-release
# Install python-pip
yum install python-pip
~]# yum install python-pip
Loaded plugins: fastestmirror
epel/x86_64/metalink | 11 kB 00:00:00
epel | 4.3 kB 00:00:00
(1/3): epel/x86_64/group_gz | 170 kB 00:00:00
(2/3): epel/x86_64/updateinfo | 769 kB 00:00:01
(3/3): epel/x86_64/primary_db | 4.6 MB 00:00:06
Loading mirror speeds from cached hostfile
* base: mirror.eboundhost.com
* epel: ftp.cse.buffalo.edu
* extras: repo.us.bigstepcloud.com
* updates: centos.mirrors.tds.net
Resolving Dependencies
--> Running transaction check
---> Package python2-pip.noarch 0:8.1.2-5.el7 will be installed
--> Processing Dependency: python-setuptools for package: python2-pip-8.1.2-5.el7.noarch
--> Running transaction check
---> Package python-setuptools.noarch 0:0.9.8-4.el7 will be installed
--> Processing Dependency: python-backports-ssl_match_hostname for package: python-setuptools-0.9.8-4.el7.noarch
--> Running transaction check
---> Package python-backports-ssl_match_hostname.noarch 0:3.4.0.2-4.el7 will be installed
--> Processing Dependency: python-backports for package: python-backports-ssl_match_hostname-3.4.0.2-4.el7.noarch
--> Running transaction check
---> Package python-backports.x86_64 0:1.0-8.el7 will be installed
--> Finished Dependency Resolution
Dependencies Resolved
Package Arch Version
Repository Size
Installing:
python2-pip noarch 8.1.2-5.el7 epel 1.7 M
Installing for dependencies:
python-backports x86_64 1.0-8.el7 base 5.8 k
python-backports-ssl_match_hostname noarch 3.4.0.2-4.el7 base 12 k
python-setuptools noarch 0.9.8-4.el7 base 396 k
Transaction Summary
实例将空字段作为行主体组件...
这是一个巨大的错误imo。
作为临时解决方案，我可以在expandbody事件或onWidgetAttach方法上重置行主体组件，但对我来说这似乎是不好的解决方案。