Add CodeTextAreaFieldRenderer, refactor label profile form to use it

tailbone/forms/renderers/__init__.py

@@ -28,7 +28,7 @@ from __future__ import unicode_literals, absolute_import
 
 from .core import CustomFieldRenderer, DateFieldRenderer
 
-from .common import (StrippedTextFieldRenderer, AutocompleteFieldRenderer,
+from .common import (StrippedTextFieldRenderer, CodeTextAreaFieldRenderer, AutocompleteFieldRenderer,
                      DecimalFieldRenderer, CurrencyFieldRenderer,
                      DateTimeFieldRenderer, DateTimePrettyFieldRenderer, TimeFieldRenderer,
                      EnumFieldRenderer, YesNoFieldRenderer)

tailbone/forms/renderers/common.py

@@ -36,6 +36,7 @@ import formalchemy
 from formalchemy import helpers
 from formalchemy.fields import FieldRenderer, SelectFieldRenderer, CheckBoxFieldRenderer
 from pyramid.renderers import render
+from webhelpers.html import HTML
 
 from tailbone.util import pretty_datetime, raw_datetime
 
@@ -52,6 +53,19 @@ class StrippedTextFieldRenderer(formalchemy.TextFieldRenderer):
             return value.strip()
 
 
+class CodeTextAreaFieldRenderer(formalchemy.TextAreaFieldRenderer):
+
+    def render_readonly(self, **kwargs):
+        value = self.raw_value
+        if not value:
+            return ''
+        return HTML.tag('pre', c=value)
+
+    def render(self, **kwargs):
+        kwargs.setdefault('size', (80, 8))
+        return super(CodeTextAreaFieldRenderer, self).render(**kwargs)
+
+
 class AutocompleteFieldRenderer(FieldRenderer):
     """
     Custom renderer for an autocomplete field.