Make panel adjust bounds per preferred size change notification on Windows.

chrome/browser/ui/panels/panel_browser_view.cc

Index: chrome/browser/ui/panels/panel_browser_view.cc
===================================================================
--- chrome/browser/ui/panels/panel_browser_view.cc	(revision 94932)
+++ chrome/browser/ui/panels/panel_browser_view.cc	(working copy)
@@ -86,6 +86,8 @@
 
 void PanelBrowserView::SetBounds(const gfx::Rect& bounds) {
   bounds_ = bounds;
+  if (panel_->expansion_state() == Panel::EXPANDED)
+    original_height_ = bounds.height();
 
   //// No animation if the panel is being dragged.
   if (mouse_dragging_) {
@@ -177,10 +179,36 @@
   ShowInactive();
 }
 
+gfx::Rect PanelBrowserView::GetPanelRestoredBounds() const {
+  if (panel_->expansion_state() == Panel::EXPANDED)
+    return bounds_;
+
+  gfx::Rect bounds(bounds_);
+  bounds.set_height(original_height_);
+  return bounds;
+}
+
 gfx::Rect PanelBrowserView::GetPanelBounds() const {
   return bounds_;
 }
 
+void PanelBrowserView::SetPanelRestoredBounds(const gfx::Rect& bounds) {
+  if (panel_->expansion_state() == Panel::EXPANDED) {
+    SetBounds(bounds);
+    return;
+  }
+
+  // We only allow changing width and height.
+  original_height_ = bounds.height();
+
+  if (bounds.width() != bounds_.width()) {

[Dmitry Titov, 2011/08/05 19:02:20]

This calc should be in PanelManager, and it will be if we simply use SetBounds
to set new width/position.

[jianli, 2011/08/09 19:56:16]

Done.

+    gfx::Rect new_bounds(bounds_);
+    new_bounds.set_x(bounds_.x() + bounds_.width() - bounds.width());
+    new_bounds.set_width(bounds.width());
+    SetBounds(new_bounds);
+  }
+}
+
 void PanelBrowserView::SetPanelBounds(const gfx::Rect& bounds) {
   SetBounds(bounds);
 }
@@ -297,6 +325,10 @@
   GetFrameView()->SchedulePaint();
 }
 
+gfx::Size PanelBrowserView::GetNonClientAreaSize() const {
+  return GetFrameView()->NonClientAreaSize();
+}
+
 Browser* PanelBrowserView::GetPanelBrowser() const {
   return browser();
 }