ui/views/examples/examples_with_content_main_exe.cc

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "base/bind.h"
   6 #include "content/public/browser/browser_context.h"
   7 #include "ui/views/examples/examples_window_with_content.h"
   8 #include "ui/views_content_client/views_content_client.h"
   9
  10 #if defined(OS_WIN)
  11 #include "content/public/app/startup_helper_win.h"
  12 #include "sandbox/win/src/sandbox_types.h"
  13 #endif
  14
  15 namespace {
  16
  17 void ShowContentExampleWindow(content::BrowserContext* browser_context,
  18                               gfx::NativeWindow window_context) {
  19   views::examples::ShowExamplesWindowWithContent(views::examples::QUIT_ON_CLOSE,
  20                                                  browser_context,
  21                                                  window_context);
  22
  23   // These lines serve no purpose other than to introduce an explicit content
  24   // dependency. If the main executable doesn't have this dependency, the linker
  25   // has more flexibility to reorder library dependencies in a shared component
  26   // build. On linux, this can cause libc to appear before libcontent in the
  27   // dlsym search path, which breaks (usually valid) assumptions made in
  28   // sandbox::InitLibcUrandomOverrides(). See http://crbug.com/374712.
  29   if (!browser_context) {
  30     content::BrowserContext::SaveSessionState(NULL);
  31     NOTREACHED();
  32   }
  33 }
  34
  35 }  // namespace
  36
  37 #if defined(OS_WIN)
  38 int APIENTRY wWinMain(HINSTANCE instance, HINSTANCE, wchar_t*, int) {
  39   sandbox::SandboxInterfaceInfo sandbox_info = {0};
  40   content::InitializeSandboxInfo(&sandbox_info);
  41   ui::ViewsContentClient views_content_client(instance, &sandbox_info);
  42 #else
  43 int main(int argc, const char** argv) {
  44   ui::ViewsContentClient views_content_client(argc, argv);
  45 #endif
  46
  47   views_content_client.set_task(base::Bind(&ShowContentExampleWindow));
  48   return views_content_client.RunMain();
  49 }