diff --git a/Lib/idlelib/NEWS.txt b/Lib/idlelib/NEWS.txt
index 7540342..3ece623 100644
--- a/Lib/idlelib/NEWS.txt
+++ b/Lib/idlelib/NEWS.txt
@@ -3,6 +3,9 @@
 ======================================
 
 
+bpo-33987: Mostly finish using ttk widgets, mainly for editor,
+settings, and searches.  Some patches by Mark Roseman.
+
 bpo-41775: Make 'IDLE Shell' the shell title.
 
 bpo-35764: Rewrite the Calltips doc section.
diff --git a/Lib/idlelib/idle_test/test_searchbase.py b/Lib/idlelib/idle_test/test_searchbase.py
index aee0c4c..8c9c410 100644
--- a/Lib/idlelib/idle_test/test_searchbase.py
+++ b/Lib/idlelib/idle_test/test_searchbase.py
@@ -76,7 +76,7 @@ def test_create_widgets(self):
     def test_make_entry(self):
         equal = self.assertEqual
         self.dialog.row = 0
-        self.dialog.top = self.root
+        self.dialog.frame = Frame(self.root)
         entry, label = self.dialog.make_entry("Test:", 'hello')
         equal(label['text'], 'Test:')
 
@@ -89,7 +89,7 @@ def test_make_entry(self):
         equal(self.dialog.row, 1)
 
     def test_create_entries(self):
-        self.dialog.top = self.root
+        self.dialog.frame = Frame(self.root)
         self.dialog.row = 0
         self.engine.setpat('hello')
         self.dialog.create_entries()
@@ -97,7 +97,7 @@ def test_create_entries(self):
 
     def test_make_frame(self):
         self.dialog.row = 0
-        self.dialog.top = self.root
+        self.dialog.frame = Frame(self.root)
         frame, label = self.dialog.make_frame()
         self.assertEqual(label, '')
         self.assertEqual(str(type(frame)), "<class 'tkinter.ttk.Frame'>")
@@ -108,7 +108,7 @@ def test_make_frame(self):
         self.assertEqual(label['text'], 'testlabel')
 
     def btn_test_setup(self, meth):
-        self.dialog.top = self.root
+        self.dialog.frame = Frame(self.root)
         self.dialog.row = 0
         return meth()
 
@@ -140,13 +140,13 @@ def test_create_other_buttons(self):
                     self.assertEqual(var.get(), state)
 
     def test_make_button(self):
-        self.dialog.top = self.root
-        self.dialog.buttonframe = Frame(self.dialog.top)
+        self.dialog.frame = Frame(self.root)
+        self.dialog.buttonframe = Frame(self.dialog.frame)
         btn = self.dialog.make_button('Test', self.dialog.close)
         self.assertEqual(btn['text'], 'Test')
 
     def test_create_command_buttons(self):
-        self.dialog.top = self.root
+        self.dialog.frame = Frame(self.root)
         self.dialog.create_command_buttons()
         # Look for close button command in buttonframe
         closebuttoncommand = ''
diff --git a/Lib/idlelib/searchbase.py b/Lib/idlelib/searchbase.py
index 6fba0b8..fbef87a 100644
--- a/Lib/idlelib/searchbase.py
+++ b/Lib/idlelib/searchbase.py
@@ -33,6 +33,7 @@ def __init__(self, root, engine):
         '''Initialize root, engine, and top attributes.
 
         top (level widget): set in create_widgets() called from open().
+        frame: container for all widgets in dialog.
         text (Text searched): set in open(), only used in subclasses().
         ent (ry): created in make_entry() called from create_entry().
         row (of grid): 0 in create_widgets(), +1 in make_entry/frame().
@@ -83,10 +84,14 @@ def create_widgets(self):
         top.wm_title(self.title)
         top.wm_iconname(self.icon)
         self.top = top
+        self.frame = Frame(top, padding="5px")
+        self.frame.grid(sticky="nwes")
+        top.grid_columnconfigure(0, weight=100)
+        top.grid_rowconfigure(0, weight=100)
 
         self.row = 0
-        self.top.grid_columnconfigure(0, pad=2, weight=0)
-        self.top.grid_columnconfigure(1, pad=2, minsize=100, weight=100)
+        self.frame.grid_columnconfigure(0, pad=2, weight=0)
+        self.frame.grid_columnconfigure(1, pad=2, minsize=100, weight=100)
 
         self.create_entries()  # row 0 (and maybe 1), cols 0, 1
         self.create_option_buttons()  # next row, cols 0, 1
@@ -99,9 +104,9 @@ def make_entry(self, label_text, var):
         entry - gridded labeled Entry for text entry.
         label - Label widget, returned for testing.
         '''
-        label = Label(self.top, text=label_text)
+        label = Label(self.frame, text=label_text)
         label.grid(row=self.row, column=0, sticky="nw")
-        entry = Entry(self.top, textvariable=var, exportselection=0)
+        entry = Entry(self.frame, textvariable=var, exportselection=0)
         entry.grid(row=self.row, column=1, sticky="nwe")
         self.row = self.row + 1
         return entry, label
@@ -117,11 +122,11 @@ def make_frame(self,labeltext=None):
         label - Label widget, returned for testing.
         '''
         if labeltext:
-            label = Label(self.top, text=labeltext)
+            label = Label(self.frame, text=labeltext)
             label.grid(row=self.row, column=0, sticky="nw")
         else:
             label = ''
-        frame = Frame(self.top)
+        frame = Frame(self.frame)
         frame.grid(row=self.row, column=1, columnspan=1, sticky="nwe")
         self.row = self.row + 1
         return frame, label
@@ -171,7 +176,7 @@ def make_button(self, label, command, isdef=0):
 
     def create_command_buttons(self):
         "Place buttons in vertical command frame gridded on right."
-        f = self.buttonframe = Frame(self.top)
+        f = self.buttonframe = Frame(self.frame)
         f.grid(row=0,column=2,padx=2,pady=2,ipadx=2,ipady=2)
 
         b = self.make_button("Close", self.close)