* Children components using CascadingParameter add itself to parent component.However, when children components disposed, they are not remove from parent component. For example, when items in checkgroup have changed , it may causes Index was outside the bounds of the array at AntDesign.CheckboxGroup.OnCheckboxChange.To fix these bug, Adding remove function in dispose process is the solution of this commit.
* fix: some exception
Co-authored-by: ElderJames <shunjiey@hotmail.com>
* feat: add mentions component
* fix: update with z-index
* feat: new mention components (unfinished)
* fix: show chinese letter for affix and tree
* refactor: clean code
* fix: the display position of the dropdown is consistent with the cursor
* fix: mistakes
Co-authored-by: ElderJames <shunjiey@hotmail.com>
Co-authored-by: zxyao <zxyao145@gmail.com>
