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C++ GUI Programming with Qt 4 by Mark Summerfield, Jasmin Blanchette

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Chapter 9. Drag and Drop

Drag and Drop

Drag and drop is a modern and intuitive way of transferring information within an application or between different applications. It is often provided in addition to clipboard support for moving and copying data.

In this chapter, we will see how to add drag and drop support to an application and how to handle custom formats. Then we will show how to reuse the drag and drop code to add clipboard support. This code reuse is possible because both mechanisms are based on QMimeData, a class that can provide data in several formats.

Enabling Drag and Drop

Drag and ...

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