Wayland support for views. views_desktop on Wayland.

views/desktop/desktop_main.cc

 // Copyright (c) 2011 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 "base/at_exit.h"
 #include "base/command_line.h"
 #include "base/i18n/icu_util.h"
 #include "base/process_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/base/ui_base_paths.h"
 #include "views/desktop/desktop_views_delegate.h"
 #include "views/desktop/desktop_window_view.h"
 #include "views/focus/accelerator_handler.h"
 #include "views/widget/widget.h"
 
 #if defined(OS_WIN)
 #include <ole2.h>
 #endif
 
+#if defined(USE_WAYLAND)
+#include "ui/gfx/gl/gl_surface_egl.h"
+#include "ui/wayland/wayland_display.h"
+#include "ui/wayland/wayland_message_pump.h"
+#endif
+
 int main(int argc, char** argv) {
 #if defined(OS_WIN)
   OleInitialize(NULL);
 #elif defined(OS_LINUX)
   // Initializes gtk stuff.
   g_thread_init(NULL);
   g_type_init();
+#if !defined(USE_WAYLAND)
   gtk_init(&argc, &argv);
 #endif
+#endif
 
   CommandLine::Init(argc, argv);
 
   base::EnableTerminationOnHeapCorruption();
 
   // The exit manager is in charge of calling the dtors of singleton objects.
   base::AtExitManager exit_manager;
 
   ui::RegisterPathProvider();
   icu_util::Initialize();
 
   ResourceBundle::InitSharedInstance("en-US");
 
+#if defined(USE_WAYLAND)
+  // Wayland uses EGL for drawing, so we need to initialize this as early as
+  // possible.
+  if (!gfx::GLSurface::InitializeOneOff()) {
+    LOG(ERROR) << "Failed to initialize GLSurface";
+    return -1;
+  }
+  ui::WaylandMessagePump wayland_message_pump(
+      ui::WaylandDisplay::GetDisplay(gfx::GLSurfaceEGL::GetNativeDisplay()));
+#endif
   MessageLoop main_message_loop(MessageLoop::TYPE_UI);
 
   views::desktop::DesktopViewsDelegate views_delegate;
 
   // Desktop mode only supports a pure-views configuration.
   views::Widget::SetPureViews(true);
 
   views::desktop::DesktopWindowView::CreateDesktopWindow(
       views::desktop::DesktopWindowView::DESKTOP_DEFAULT);
   views::desktop::DesktopWindowView::desktop_window_view->CreateTestWindow(
       L"Sample Window 1", SK_ColorWHITE, gfx::Rect(500, 200, 400, 400), true);
   views::desktop::DesktopWindowView::desktop_window_view->CreateTestWindow(
       L"Sample Window 2", SK_ColorRED, gfx::Rect(600, 450, 450, 300), false);
 
   views::AcceleratorHandler accelerator_handler;
   MessageLoopForUI::current()->Run(&accelerator_handler);
 
 #if defined(OS_WIN)
   OleUninitialize();
 #endif
   return 0;
 }