January 2004
Intermediate to advanced
464 pages
9h 59m
English
Content preview from C++ GUI Programming with Qt 3Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 9. 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 begin by showing how to add drag and drop support to a Qt application. Then we will reuse the drag and drop code to implement clipboard support. This code reuse is possible because both mechanisms rely on QMimeSource, an abstract base class that provides data in different formats.
Enabling Drag and Drop
Drag and drop involves two distinct actions: dragging and dropping. Widgets can serve as drag sites, as drop sites, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.