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How to Implement a Drag-and-Drop File Explorer Component

Overview

This guide shows a practical, step-by-step approach to implement a drag-and-drop file explorer component for web applications, with a focus on usability, performance, and accessibility. It uses modern web APIs (HTML5 Drag and Drop, Pointer Events) and React for examples, but concepts apply to other frameworks.

Feature set

• Tree and list views
• Drag-and-drop file/folder moving and copying
• Multi-select and keyboard support
• File previews and context menus
• Large-folder