[英]How to add uigesturerecognizer to UIDocumentInteractionController Preview?
Is it possible to add gesture recogniser to UIDocumentInteractionController
? 是否可以向UIDocumentInteractionController
添加手势识别器? Right now I am not able to add anything on UIDocumentInteractionController
preview. 现在,我无法在UIDocumentInteractionController
预览上添加任何内容。 Please help how to add gesture recogniser or even a button on top of UIDocumentInteraction
controller? 请帮助如何在UIDocumentInteraction
控制器顶部添加手势识别器甚至按钮?
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