If you want to develop Java Desktop application, you probably have two choices of libraries: SWT vs. Swing. Where there is pros and cons for both of them, here is a comparison between them.
Recall the role of Standard Widget Tootlkit (SWT) in eclipse platform below.
JFace is a high-level user interface(UI) widget library built upon SWT. When programming with Eclipse platform, a number of widgets will be required. This post summarizes a reference list of widgets from JFace and SWT.
SWT Widget List:
JFace
References:
1. SWT Widgets
2. FIT and Eclipse: Developing the Extended FIT Eclipse plug-in
3. Rich clients with the SWT and JFace
4. Using Eclipse GUI outside the Eclipse Workbench