To set the JCL Editor as the default editor for JCL file types, click . When you make this association, you can double-click a file to open it in the JCL Editor.
To customize the JCL Editor to suit your preference, choose . For more information about setting preferences for the JCL Editor, see Setting JCL Editor preferences.
You can control several aspects of the appearance of files in the editor by using the editor presentation toolbar:
Toggle Block Selection
Mode enables block selection of text. Enabling block selection
changes the editor font to a fixed-width font.
Show Whitespace Characters displays
a small dot for white space characters and a paragraph mark for end-of-line
markers.
Toggle Hex Editing displays
the currently selected text element in hexadecimal characters at the
bottom of the editor page. The hexadecimal text can be modified.
Show
Source of Selected Element Only displays only the current
highlighted range of code.
indicates that tooling is enabled.
All editor functions are enabled.
indicates that tooling is disabled.
These functions can be disabled by user preference, because a file
is unavailable, or because of an invalid file extension. The following
editor functions are unavailable when tooling is disabled: hover information,
Open Declaration.
indicates
that tooling is out of sync because of a syntax error in the file.
This warning is displayed when syntax errors are introduced into an
open file. This warning icon is subject to change frequently as you
edit a file. The following editor functions are unavailable or have
limited function: hover information data might be out of sync; Open
Declaration might work, but the location you jump to might be out-of-sync.
indicates that
tooling is still initializing or failed to initialize because of a
syntax error. This error occurs when a file that contains syntax errors
is opened. The following editor functions are unavailable: collapse/expand
code elements, hover information, Open Declaration.