chrome/browser/ui/webui/tab_strip/chrome_content_browser_client_tab_strip_part.cc

// Copyright 2019 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.

#include "chrome/browser/ui/webui/tab_strip/chrome_content_browser_client_tab_strip_part.h"

#include "chrome/common/webui_url_constants.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/web_contents.h"
#include "content/public/common/web_preferences.h"

ChromeContentBrowserClientTabStripPart::
    ChromeContentBrowserClientTabStripPart() = default;
ChromeContentBrowserClientTabStripPart::
    ~ChromeContentBrowserClientTabStripPart() = default;

void ChromeContentBrowserClientTabStripPart::OverrideWebkitPrefs(
    content::RenderViewHost* rvh,
    content::WebPreferences* web_prefs) {
  content::WebContents* contents =
      content::WebContents::FromRenderViewHost(rvh);

  if (!contents)
    return;

  content::NavigationEntry* entry = contents->GetController().GetVisibleEntry();
  GURL url = entry ? entry->GetURL() : GURL();

  if (url.host_piece() != chrome::kChromeUITabStripHost) {
    return;
  }

  content::WebPreferences default_prefs;
  web_prefs->default_font_size = default_prefs.default_font_size;
  web_prefs->default_fixed_font_size = default_prefs.default_fixed_font_size;
  web_prefs->minimum_font_size = default_prefs.minimum_font_size;
  web_prefs->minimum_logical_font_size =
      default_prefs.minimum_logical_font_size;
  web_prefs->touch_drag_drop_enabled = true;
}