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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/panels/test_panel_collection_squeeze_observer.h"
      6 
      7 #include "chrome/browser/chrome_notification_types.h"
      8 #include "chrome/browser/ui/panels/docked_panel_collection.h"
      9 #include "chrome/browser/ui/panels/panel.h"
     10 #include "content/public/browser/notification_source.h"
     11 
     12 PanelCollectionSqueezeObserver::PanelCollectionSqueezeObserver(
     13     DockedPanelCollection* collection, Panel* active_panel)
     14     : TestPanelNotificationObserver(
     15         chrome::NOTIFICATION_PANEL_COLLECTION_UPDATED,
     16         content::Source<PanelCollection>(collection)),
     17       panel_collection_(collection),
     18       active_panel_(active_panel) {
     19 }
     20 
     21 PanelCollectionSqueezeObserver::~PanelCollectionSqueezeObserver() {}
     22 
     23 bool PanelCollectionSqueezeObserver::IsSqueezed(Panel* panel) {
     24   return panel->GetBounds().width() < panel->GetRestoredBounds().width();
     25 }
     26 
     27 bool PanelCollectionSqueezeObserver::AtExpectedState() {
     28   const DockedPanelCollection::Panels& panels = panel_collection_->panels();
     29   for (DockedPanelCollection::Panels::const_iterator iter = panels.begin();
     30        iter != panels.end(); ++iter) {
     31     if (*iter == active_panel_) {
     32       if (IsSqueezed(*iter))
     33         return false;
     34     } else if (!IsSqueezed(*iter)) {
     35       return false;
     36     }
     37   }
     38   return true;
     39 }
     40