GTK: Draw a strikethrough over bad https....

chrome/browser/autocomplete/autocomplete_edit_view_gtk.h

 // Copyright (c) 2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_
 
 #include <gtk/gtk.h>
 
 #include <string>
 
 #include "base/basictypes.h"
+#include "base/gfx/rect.h"
 #include "base/scoped_ptr.h"
 #include "base/string_util.h"
 #include "chrome/browser/autocomplete/autocomplete_edit_view.h"
 #include "chrome/browser/toolbar_model.h"
 #include "chrome/common/notification_observer.h"
 #include "chrome/common/notification_registrar.h"
 #include "chrome/common/owned_widget_gtk.h"
 #include "chrome/common/page_transition_types.h"
 #include "webkit/glue/window_open_disposition.h"
 
@@ skipping 250 matching lines @@
   static void HandleCopyClipboardThunk(GtkTextView* text_view, gpointer self) {
     reinterpret_cast<AutocompleteEditViewGtk*>(self)->HandleCopyClipboard();
   }
   void HandleCopyClipboard();
 
   static void HandlePasteClipboardThunk(GtkTextView* text_view, gpointer self) {
     reinterpret_cast<AutocompleteEditViewGtk*>(self)->HandlePasteClipboard();
   }
   void HandlePasteClipboard();
 
+  static gboolean HandleExposeEventThunk(GtkTextView* text_view,
+                                         GdkEventExpose* expose,
+                                         gpointer self) {
+    return reinterpret_cast<AutocompleteEditViewGtk*>(self)->
+        HandleExposeEvent(expose);
+  }
+  gboolean HandleExposeEvent(GdkEventExpose* expose);
+
+  // Gets the GTK_TEXT_WINDOW_WIDGET coordinates for |text_view_| that bound the
+  // given iters.
+  gfx::Rect WindowBoundsFromIters(GtkTextIter* iter1, GtkTextIter* iter2);
+
   // Actual implementation of SelectAll(), but also provides control over
   // whether the PRIMARY selection is set to the selected text (in SelectAll(),
   // it isn't, but we want set the selection when the user clicks in the entry).
   void SelectAllInternal(bool reversed, bool update_primary_selection);
 
   // Get ready to update |text_buffer_|'s highlighting without making changes to
   // the PRIMARY selection.  Removes the clipboard from |text_buffer_| and
   // blocks the "mark-set" signal handler.
   void StartUpdatingHighlightedText();
 
@@ skipping 113 matching lines @@
   // Indicates that user requested to paste clipboard.
   // The actual paste clipboard action might be performed later if the
   // clipboard is not empty.
   bool paste_clipboard_requested_;
 
   // Indicates if an Enter key press is inserted as text.
   // It's used in the key press handler to determine if an Enter key event is
   // handled by IME or not.
   bool enter_was_inserted_;
 
+  // Contains the character range that should have a strikethrough (used for
+  // insecure schemes). If the range is size one or less, no strikethrough
+  // is needed.
+  CharRange strikethrough_;
+
   DISALLOW_COPY_AND_ASSIGN(AutocompleteEditViewGtk);
 };
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_EDIT_VIEW_GTK_H_