Test the feasibility of turning Chrome into a multi-process ActiveX control

chrome/browser/views/frame/embedded_non_client_view.cc

+// Copyright (c) 2006-2008 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/views/frame/embedded_non_client_view.h"
+
+#include "chrome/browser/browser.h"
+#include "chrome/browser/views/frame/browser_view.h"
+#include "chrome/common/gfx/path.h"
+#include "chrome/common/l10n_util.h"
+#include "chrome/views/root_view.h"
+#include "chromium_strings.h"
+
+///////////////////////////////////////////////////////////////////////////////
+// EmbeddedNonClientView, public:
+
+EmbeddedNonClientView::EmbeddedNonClientView(EmbeddedFrame* frame,
+                                             BrowserView* browser_view)
+    : NonClientView(),
+      frame_(frame),
+      browser_view_(browser_view) {
+}
+
+EmbeddedNonClientView::~EmbeddedNonClientView() {
+  // Avoid assert in Browser destructor for tabstrip_model_ not being empty.
+  browser_view_->browser()->CloseAllTabs();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// EmbeddedNonClientView, TabIconView::TabContentsProvider implementation:
+
+TabContents* EmbeddedNonClientView::GetCurrentTabContents() {
+  return browser_view_->GetSelectedTabContents();
+}
+
+SkBitmap EmbeddedNonClientView::GetFavIcon() {
+  return frame_->window_delegate()->GetWindowIcon();
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// EmbeddedNonClientView, views::BaseButton::ButtonListener implementation:
+
+void EmbeddedNonClientView::ButtonPressed(views::BaseButton* sender) {
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// EmbeddedNonClientView, views::NonClientView implementation:
+
+gfx::Rect EmbeddedNonClientView::CalculateClientAreaBounds(int width,
+                                                         int height) const {
+  return gfx::Rect(0, 0, width, height);
+}
+
+gfx::Size EmbeddedNonClientView::CalculateWindowSizeForClientSize(
+    int width,
+    int height) const {
+  return gfx::Size(width, height);
+}
+
+CPoint EmbeddedNonClientView::GetSystemMenuPoint() const {
+  return CPoint(0,0);
+}
+
+int EmbeddedNonClientView::NonClientHitTest(const gfx::Point& point) {
+  return HTNOWHERE;
+}
+
+void EmbeddedNonClientView::GetWindowMask(const gfx::Size& size,
+                                        gfx::Path* window_mask) {
+  DCHECK(window_mask);
+
+  // Redefine the window visible region for the new size.
+  window_mask->moveTo(0, 3);
+  window_mask->lineTo(1, 1);
+  window_mask->lineTo(3, 0);
+
+  window_mask->lineTo(SkIntToScalar(size.width() - 3), 0);
+  window_mask->lineTo(SkIntToScalar(size.width() - 1), 1);
+  window_mask->lineTo(SkIntToScalar(size.width() - 1), 3);
+  window_mask->lineTo(SkIntToScalar(size.width() - 0), 3);
+
+  window_mask->lineTo(SkIntToScalar(size.width()),
+                      SkIntToScalar(size.height()));
+  window_mask->lineTo(0, SkIntToScalar(size.height()));
+  window_mask->close();
+}
+
+void EmbeddedNonClientView::EnableClose(bool enable) {
+}
+
+void EmbeddedNonClientView::ResetWindowControls() {
+}
+
+///////////////////////////////////////////////////////////////////////////////
+// EmbeddedNonClientView, views::View overrides:
+
+void EmbeddedNonClientView::Paint(ChromeCanvas* canvas) {
+}
+
+void EmbeddedNonClientView::Layout() {
+  gfx::Rect client_bounds = CalculateClientAreaBounds(width(), height());
+  frame_->client_view()->SetBounds(client_bounds);;
+}
+
+gfx::Size EmbeddedNonClientView::GetPreferredSize() {
+  return frame_->client_view()->GetPreferredSize();;
+}
+
+void EmbeddedNonClientView::ViewHierarchyChanged(bool is_add,
+                                               views::View* parent,
+                                               views::View* embedded) {
+  if (is_add && embedded == this) {
+    DCHECK(GetContainer());
+    DCHECK(frame_->client_view()->GetParent() != this);
+    AddChildView(frame_->client_view());
+
+    // The Accessibility glue looks for the product name on these two views to
+    // determine if this is in fact a Chrome window.
+    GetRootView()->SetAccessibleName(l10n_util::GetString(IDS_PRODUCT_NAME));
+    SetAccessibleName(l10n_util::GetString(IDS_PRODUCT_NAME));
+  }
+}
+
+bool EmbeddedNonClientView::GetAccessibleRole(VARIANT* role) {
+  DCHECK(role);
+  // We aren't actually the client area of the window, but we act like it as
+  // far as MSAA and the UI tests are concerned.
+  role->vt = VT_I4;
+  role->lVal = ROLE_SYSTEM_CLIENT;
+  return true;
+}
+
+bool EmbeddedNonClientView::GetAccessibleName(std::wstring* name) {
+  if (!accessible_name_.empty()) {
+    *name = accessible_name_;
+    return true;
+  }
+  return false;
+}
+
+void EmbeddedNonClientView::SetAccessibleName(const std::wstring& name) {
+  accessible_name_ = name;
+}