In this chapter we document some of the libraries from the
<pcehome>/prolog/lib XPCE/Prolog 
library. The libraries described here are only the commonly used ones. 
For more information check the file Overview in the library 
directory and the source-code of the library.
- Asking a filename This 
library defines the object @finder, 
instance of finder. The finder allows for asking filenames.
 
- Show help-balloon The 
library library(help_message)registers balloon-text with 
graphical objects.
 
- Dialog utilities 
Toolbars and reporting facilities. Includes example code for an 
application framework.
 
- Table-of-content like 
hierarchies This library extends class tree, 
displaying a modern-style hierarchy inside a window. This library is 
used for displaying the VisualHierachy and ClassHierarchy tools of the XPCE 
manual toolkit. See chapter 3.
 
- Tabular layout 
Primitives for dealing with tables.
 
- Plotting graphs and 
barcharts This section describes a number of libraries providing 
primitives for drawing graphs and barcharts.
 
- Multi-lingual applications 
Discusses support for multi-lingual applications.
 
- Drag and Drop Interface 
This library allows for drapping objects within one XPCE 
application.
 
- Playing WEB (HTTP) server 
Class httpd is a subclass of socket 
that deals with the HTTP protocol. It allows XPCE 
to act as a web-server.
 
- Document rendering 
Primitives for rendering mixed text/graphics, handling fonts, alignment, 
tables and other common text-layout primitives.
Section Index