fix: add make_form() and make_grid() methods on web handler

to allow override

src/wuttaweb/handler.py

@@ -26,7 +26,7 @@ Web Handler
 
 from wuttjamaican.app import GenericHandler
 
-from wuttaweb import static
+from wuttaweb import static, forms, grids
 
 
 class WebHandler(GenericHandler):
@@ -122,3 +122,23 @@ class WebHandler(GenericHandler):
                                    default='wuttaweb.menus:MenuHandler')
             self.menu_handler = self.app.load_object(spec)(self.config)
         return self.menu_handler
+
+    def make_form(self, request, **kwargs):
+        """
+        Make and return a new :class:`~wuttaweb.forms.base.Form`
+        instance, per the given ``kwargs``.
+
+        This is the "base" factory which merely invokes the
+        constructor.
+        """
+        return forms.Form(request, **kwargs)
+
+    def make_grid(self, request, **kwargs):
+        """
+        Make and return a new :class:`~wuttaweb.grids.base.Grid`
+        instance, per the given ``kwargs``.
+
+        This is the "base" factory which merely invokes the
+        constructor.
+        """
+        return grids.Grid(request, **kwargs)

src/wuttaweb/views/base.py

@@ -30,7 +30,7 @@ from pyramid import httpexceptions
 from pyramid.renderers import render_to_response
 from pyramid.response import FileResponse
 
-from wuttaweb import forms, grids
+from wuttaweb import grids
 
 
 class View:
@@ -75,7 +75,8 @@ class View:
         This is the "base" factory which merely invokes the
         constructor.
         """
-        return forms.Form(self.request, **kwargs)
+        web = self.app.get_web_handler()
+        return web.make_form(self.request, **kwargs)
 
     def make_grid(self, **kwargs):
         """
@@ -85,7 +86,8 @@ class View:
         This is the "base" factory which merely invokes the
         constructor.
         """
-        return grids.Grid(self.request, **kwargs)
+        web = self.app.get_web_handler()
+        return web.make_grid(self.request, **kwargs)
 
     def make_grid_action(self, key, **kwargs):
         """

tests/test_handler.py

@@ -1,6 +1,8 @@
 # -*- coding: utf-8; -*-
 
 from wuttaweb import handler as mod, static
+from wuttaweb.forms import Form
+from wuttaweb.grids import Grid
 from wuttaweb.menus import MenuHandler
 from tests.util import WebTestCase
 
@@ -62,3 +64,13 @@ class TestWebHandler(WebTestCase):
         handler = self.make_handler()
         menus = handler.get_menu_handler()
         self.assertIsInstance(menus, MenuHandler)
+
+    def test_make_form(self):
+        handler = self.make_handler()
+        form = handler.make_form(self.request)
+        self.assertIsInstance(form, Form)
+
+    def test_make_grid(self):
+        handler = self.make_handler()
+        grid = handler.make_grid(self.request)
+        self.assertIsInstance(grid, Grid)