Is your feature request related to a problem? Please describe.
输入框 windows 下，有一套标准快捷键，现在都不支持，例如：
复制：Ctrl+Insert
粘贴：Shift + Insert
全选：Shift + Home
等等，另外也不支持数字键盘中的很多功能键，例如方向键，Insert,Del,Home 等。
Describe the solution you'd like
A clear and concise description of what you want to happen.
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.
Is your feature request related to a problem? Please describe.
输入框 windows 下，有一套标准快捷键，现在都不支持，例如：
复制：Ctrl+Insert
粘贴：Shift + Insert
全选：Shift + Home
等等，另外也不支持数字键盘中的很多功能键，例如方向键，Insert,Del,Home 等。
Describe the solution you'd like
A clear and concise description of what you want to happen.
Describe alternatives you've considered
A clear and concise description of any alternative solutions or features you've considered.
Additional context
Add any other context or screenshots about the feature request here.