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Undo和Redo有Bug #85

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programming2012 opened this issue Jun 30, 2022 · 0 comments
Open

Undo和Redo有Bug #85

programming2012 opened this issue Jun 30, 2022 · 0 comments

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@programming2012
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你好：
多次出现Undo之后无法Redo的情况，这条链有问题。
Undo和Redo有成熟的方案和设计模式，建议直接套用对应的方案，自己写的话可能问题较多。
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@programming2012