+ The function set_field_opts sets all the given field's option bits
+ (field option bits may be logically-OR'ed together).
- The function field_opts_on turns on the given option bits,
- and leaves others alone.
+ The function field_opts_on turns on the given option bits, and leaves
+ others alone.
- The function field_opts_off turns off the given option
- bits, and leaves others alone.
+ The function field_opts_off turns off the given option bits, and leaves
+ others alone.
- The function field_opts returns the field's current option
- bits.
+ The function field_opts returns the field's current option bits.
- The following standard options are defined (all are on by
- default):
+ The following standard options are defined (all are on by default):
O_ACTIVE
- The field is visited during processing. If this
- option is off, the field will not be reachable by
- navigation keys. Please notice that an invisible
- field appears to be inactive also.
+ The field is visited during processing. If this option is off,
+ the field will not be reachable by navigation keys. Please notice
+ that an invisible field appears to be inactive also.
O_AUTOSKIP
Skip to the next field when this one fills.
O_BLANK
- The field is cleared whenever a character is entered
- at the first position.
+ The field is cleared whenever a character is entered at the first
+ position.
O_EDIT
The field can be edited.
@@ -105,68 +98,76 @@
The field contents are displayed as data is entered.
O_STATIC
- Field buffers are fixed to field's original size.
- Turn this option off to create a dynamic field.
+ Field buffers are fixed to field's original size. Turn this
+ option off to create a dynamic field.
O_VISIBLE
- The field is displayed. If this option is off, dis-
- play of the field is suppressed.
+ The field is displayed. If this option is off, display of the
+ field is suppressed.
O_WRAP
- Words that do not fit on a line are wrapped to the
- next line. Words are blank-separated.
+ Words that do not fit on a line are wrapped to the next line.
+ Words are blank-separated.
- One extension option is defined (extensions are off by
- default):
+ These extension options are defined (extensions are off by default):
O_DYNAMIC_JUSTIFY
- Permit dynamic fields to be justified, like static
- fields.
+ Permit dynamic fields to be justified, like static fields.
+ O_NO_LEFT_STRIP
+ Preserve leading whitespace in the field buffer, which is normally
+ discarded.
+
+ O_EDGE_INSERT_STAY
+ When inserting into a field up to the boundary position, option-
+ ally delay the scrolling, so that the last inserted character
+ remains visible, but advance the cursor to reflect the insertion.
+ This allows the form library to display the inserted character in
+ one-character fields as well as allowing the library to maintain
+ consistent state.
+
+ O_INPUT_FIELD
+ The set_max_field function checks for this extension, which allows
+ a dynamic field to shrink if the new limit is smaller than the
+ current field size.
-
+ Except for field_opts, each routine returns one of the following:
E_OK The routine succeeded.
E_BAD_ARGUMENT
- Routine detected an incorrect or out-of-range argu-
- ment.
+ Routine detected an incorrect or out-of-range argument.
E_CURRENT
The field is the current field.
E_SYSTEM_ERROR
- System error occurred (see errno).
+ System error occurred (see errno(3)).
-