Choose the right window to switch to when a panel is deactivated on Windows.

chrome/browser/ui/panels/panel_manager.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 "chrome/browser/ui/panels/panel_manager.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/window_sizer.h"
 
 namespace {
 // Invalid panel index.
 const size_t kInvalidPanelIndex = static_cast<size_t>(-1);
 
 // Default width and height of a panel.
 const int kPanelDefaultWidth = 240;
 const int kPanelDefaultHeight = 290;
 
@@ skipping 493 matching lines @@
   int bottom = adjusted_work_area_.bottom();
   if (expansion_state == Panel::MINIMIZED &&
       auto_hiding_desktop_bar_->IsEnabled(AutoHidingDesktopBar::ALIGN_BOTTOM)) {
     bottom += auto_hiding_desktop_bar_->GetThickness(
         AutoHidingDesktopBar::ALIGN_BOTTOM);
   }
 
   return bottom;
 }
 
+BrowserWindow* PanelManager::GetNextBrowserWindowToActivate(
+    Panel* panel) const {
+  // Find the last active browser window that is not minimized.
+  BrowserList::const_reverse_iterator iter = BrowserList::begin_last_active();
+  BrowserList::const_reverse_iterator end = BrowserList::end_last_active();
+  for (; (iter != end); ++iter) {
+    Browser* browser = *iter;
+    if (panel->browser() != browser && !browser->window()->IsMinimized())
+      return browser->window();
+  }
+
+  return NULL;
+}
+
 void PanelManager::OnMouseMove(const gfx::Point& mouse_position) {
   bool bring_up_titlebars = ShouldBringUpTitlebars(mouse_position.x(),
                                                    mouse_position.y());
   if (are_titlebars_up_ == bring_up_titlebars)
     return;
   are_titlebars_up_ = bring_up_titlebars;
   BringUpOrDownTitlebars(bring_up_titlebars);
 }
 
 void PanelManager::OnAutoHidingDesktopBarThicknessChanged() {
@@ skipping 61 matching lines @@
     Panel* panel = *iter;
     // A panel can at most grow to take over all the available space that is
     // returned by GetRightMostAvailablePosition.
     int width_can_grow_to =
         panel->GetBounds().width() + GetRightMostAvailablePosition();
     panel->SetMaxSize(gfx::Size(
         std::min(width_can_grow_to, GetMaxPanelWidth()),
         GetMaxPanelHeight()));
   }
 }