Support minimizing the panel into 3-pixel line on Windows. Also support bringing up/down the titl...

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"
@@ skipping 21 matching lines @@
 // Horizontal spacing between two panels.
 const int kPanelsHorizontalSpacing = 4;
 
 // Single instance of PanelManager.
 scoped_ptr<PanelManager> panel_instance;
 }  // namespace
 
 // static
 PanelManager* PanelManager::GetInstance() {
   if (!panel_instance.get()) {
-    panel_instance.reset(new PanelManager());
+    panel_instance.reset(PanelManager::Create());
   }
   return panel_instance.get();
 }
 
+// static
+#if !defined(OS_WIN)
+PanelManager* PanelManager::Create() {

[jennb, 2011/06/27 23:18:02]

Why only when not Windows? 

[jianli, 2011/06/29 01:28:12]

Not needed. Reverted.

+  return new PanelManager();
+}
+#endif
+
 PanelManager::PanelManager()
     : max_width_(0),
       max_height_(0),
       min_x_(0),
       current_x_(0),
       bottom_edge_y_(0),
       dragging_panel_index_(kInvalidPanelIndex),
       dragging_panel_original_x_(0) {
   OnDisplayChanged();
 }
@@ skipping 254 matching lines @@
 
   if (x < min_x_)
     return false;
 
   current_x_ -= width + kPanelsHorizontalSpacing;
 
   bounds->SetRect(x, y, width, height);
   return true;
 }
 
+void PanelManager::Minimize(Panel* panel) {
+  panel->Minimize();
+}
+
+void PanelManager::Restore(Panel* panel, bool titlebar_only) {
+  panel->Restore(titlebar_only);
+}
+
 void PanelManager::MinimizeAll() {
   for (ActivePanels::const_iterator iter = active_panels_.begin();
        iter != active_panels_.end(); ++iter) {
-    (*iter)->Minimize();
+    Minimize(*iter);
   }
 }
 
 void PanelManager::RestoreAll() {
   for (ActivePanels::const_iterator iter = active_panels_.begin();
        iter != active_panels_.end(); ++iter) {
-    (*iter)->Restore();
+    Restore(*iter, false);
   }
 }
 
 void PanelManager::RemoveAllActive() {
   // This should not be called when we're in the process of dragging.
   DCHECK(dragging_panel_index_ == kInvalidPanelIndex);
 
   // Start from the bottom to avoid reshuffling.
   for (int i = static_cast<int>(active_panels_.size()) -1; i >= 0; --i)
     active_panels_[i]->Close();
 
   ProcessPending();
 }