sloanyyc / SCView

Simple Express-G Viewer. Tiny implementation. Based on STEPCode

SCView

SCView is a Step Express data viewer
SCView stands for StepCode View

Features

One model

• SCView stores one data model : the express schema
• Multi models support may come (?)

3 views

SCView delivers 3 views of the same model

• The tree view
• The Express-G view : a diagram based representation
• The Express text view

Search / find

• At the top right corner of the window, the find function (Ctrl+F) provides search with completion
  

Tree View

* The top Item represents the schema. It has two children: * The list of entities * The list of types * Lists display their children

Navigation
Selecting one entity or type in the tree will display the selection in the two other views

Show / Hide with F3

The Express-G view

* Delivers a diagram representation of the currently selected Entity
* The composition structure is partially implemented * The inheritance view is NOT implemented * other features like cardinality, rules... are NOT implemented

Navigation
Double clicking one entity or type will display the selection in the two other views

The Express Text Editor

* Displays the selected entity/type in the Express format * Has a syntax highlighter * Is Read only : no edition features ! * Has mouse tracking over objects and popup as tooltip the express description * Provides Hypertext-like navigation

The Highlighter

• Types
• Entities
• Simple Types
• Some keywords

Navigation
Double clicking one entity or type will display the selection in the two other views

Show / Hide with F4

Standard undo / redo

• Undo with Ctrl+Z
• Redo with Ctrl+Y
• To navigate backward / forward

Express-G supported features

Types and diagram representation

Type Description	Express Definition	Express-G Representation
Basic types	Keywords INTEGER REAL BOOLEAN LOGICAL STRING BINARY NUMBER
User Defined	TYPE label = STRING; END_TYPE;
SELECT	TYPE curve_on_surface = select (pcurve, surface_curve, composite_curve_on_surface); END_TYPE;
ENUMERATION	TYPE marker_type = ENUMERATION OF (dot, x, plus, asterisk, ring, square, triangle); END_TYPE;

And that's all for now...

Dependencies

Based on STEP-Code and Qt

Warning:

• Development version
• Partial implementation of Express, especially Express-G
• Use it for test, DO NOT use it in production / operation
• Made for fun