Preview CL for adding an Infobar facility to Google Chrome Frame....

chrome_frame/infobars/manager.cc

+// Copyright (c) 2010 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_frame/infobars/manager.h"
+
+#include "base/logging.h"
+#include "base/scoped_ptr.h"
+
+#include "chrome_frame/infobars/internal/host_window.h"
+#include "chrome_frame/infobars/internal/infobar_window.h"
+
+// Connect InfobarWindow to HostWindowManager, and expose the result as an
+// InfobarManager
+class InfobarManagerImpl
+    : public InfobarManager,
+      public InfobarWindow::InfobarHost,
+      public HostWindowManager::Delegate {
+ public:
+  explicit InfobarManagerImpl(HostWindowManager *manager) : manager_(manager) {

[tommi (sloooow) - chröme, 2010/11/24 16:08:24]

...Manager* manager

[erikwright (departed), 2010/12/01 20:05:52]

Done.

+    for (int index = 0; index < END_OF_INFOBAR_TYPE; ++index) {
+      infobars_[index].reset(
+          new InfobarWindow(static_cast<InfobarType>(index), this));
+    }
+  }
+
+  // Implementation of InfobarManager
+  virtual bool Show(InfobarContent *content, InfobarType type) {

[grt (UTC plus 2), 2010/11/25 18:00:13]

InfobarContent*

[erikwright (departed), 2010/12/01 20:05:52]

Done.

+    DCHECK(type >= FIRST_INFOBAR_TYPE && type < END_OF_INFOBAR_TYPE);
+
+    return infobars_[type]->Show(content);
+  }
+
+  void Hide(InfobarType type) {
+    DCHECK(type >= FIRST_INFOBAR_TYPE && type < END_OF_INFOBAR_TYPE);
+    infobars_[type]->Hide();
+  }
+
+  void HideAll() {
+    for (int index = 0; index < END_OF_INFOBAR_TYPE; ++index)
+      Hide(static_cast<InfobarType>(index));
+  }
+
+  // Implementation of HostWindowManager::Delegate
+  virtual void AdjustDisplacedWindowDimensions(RECT* rect) {
+    for (int index = 0; index < END_OF_INFOBAR_TYPE; ++index) {
+      if (infobars_[index] != NULL)
+        infobars_[index]->ReserveSpace(rect);
+    }
+  }
+
+  // Implementation of InfobarWindow::InfobarHost
+  virtual HWND GetContainerWindow() {
+    return *manager_;
+  }
+  virtual bool UpdateLayout() {
+    return manager_->UpdateLayout();
+  }
+
+ private:
+  // Not owned by this instance.
+  HostWindowManager *manager_;

[grt (UTC plus 2), 2010/11/25 18:00:13]

HostWindowManager*

[erikwright (departed), 2010/12/01 20:05:52]

Done.

+  // Infobar windows.
+  scoped_ptr<InfobarWindow> infobars_[END_OF_INFOBAR_TYPE];
+  DISALLOW_COPY_AND_ASSIGN(InfobarManagerImpl);
+};
+
+InfobarManager* InfobarManager::Get(HWND tab_window) {
+  HostWindowManager::Delegate* delegate =
+      HostWindowManager::GetDelegateForHostHwnd(tab_window);
+
+  if (delegate != NULL)
+    return static_cast<InfobarManagerImpl*>(delegate);
+
+  scoped_ptr<HostWindowManager> host_manager(new HostWindowManager());
+
+  // transferred to new_host_manager in Initialize
+  InfobarManagerImpl* infobar_manager = new InfobarManagerImpl(
+      host_manager.get());
+
+  if (host_manager->Initialize(tab_window, infobar_manager)) {
+    host_manager.release();  // takes ownership of itself
+    return infobar_manager;
+  }
+
+  return NULL;
+}