We can now edit HELLO.C. Select hello.c from the Project window. Click with the RIGHT mouse button and select VIEW SOURCE FILE , or simply DOUBLE-CLICK , to view the file in an edit window.
ProView loads and displays the contents of HELLO.C in a window where you can edit the file. The ProView edit window is a full featured source code editor offering such features as syntax highlighting and context searching.
FOR EXAMPLE:
In the screen shown here, comments display as teal, string and numeric values as blue, and keywords as black.
Also, if you select printf and press the [F1] key, ProView will open the help system and go to the printf page