Hover preferences
You can customize the appearance of the C/C++ editor hover behavior on the Hovers page of the Preferences window.

- Enable editor problem annotation
- When selected problems found will be highlighted in the editor.
- Text Hover key modifier preferences:
- You can select hot-keys to enable alternate hover behavior such as a mouse over while pressing the <Ctrl> key will link to the element's source declaration.
Coding aids
Customizing the C/C++ editor
C/C++ editor preferences