1.x generator增加onSelectItemCopy画布选择复制事件回调方法

[Hemyhcy]

onSelectItemCopy: (preSchema: any, curSchema: any, preId: any, curId:any) => void;

[vercel[bot]]

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Name	Status	Preview	Comments	Updated (UTC)
x-render	❌ Failed (Inspect)			Mar 24, 2025 6:53am
x-render-1	❌ Failed (Inspect)			Mar 24, 2025 6:53am

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:x: lhbxs

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