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Diffstat (limited to 'chrome/browser/extensions/extension_shelf_model.h')
| -rw-r--r-- | chrome/browser/extensions/extension_shelf_model.h | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/chrome/browser/extensions/extension_shelf_model.h b/chrome/browser/extensions/extension_shelf_model.h deleted file mode 100644 index c2261c5..0000000 --- a/chrome/browser/extensions/extension_shelf_model.h +++ /dev/null @@ -1,168 +0,0 @@ -// Copyright (c) 2009 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. - -#ifndef CHROME_BROWSER_EXTENSIONS_EXTENSION_SHELF_MODEL_H_ -#define CHROME_BROWSER_EXTENSIONS_EXTENSION_SHELF_MODEL_H_ -#pragma once - -#include <vector> - -#include "base/basictypes.h" -#include "base/observer_list.h" -#include "chrome/browser/extensions/extension_host.h" -#include "chrome/common/extensions/extension.h" -#include "chrome/common/notification_observer.h" -#include "chrome/common/notification_registrar.h" - -class Browser; -class ExtensionPrefs; -class ExtensionShelfModelObserver; - -// The model representing the toolstrips on an ExtensionShelf. The order of -// the toolstrips is common across all of the models for a given Profile, -// but there are multiple models. Each model contains the hosts/views which -// are specific to a Browser. -class ExtensionShelfModel : public NotificationObserver { - public: - explicit ExtensionShelfModel(Browser* browser); - virtual ~ExtensionShelfModel(); - - struct ToolstripItem { - ExtensionHost* host; - Extension::ToolstripInfo info; - void* data; - int height; - GURL url; - }; - - typedef std::vector<ToolstripItem> ToolstripList; - typedef ToolstripList::iterator iterator; - - // Add and remove observers to changes within this ExtensionShelfModel. - void AddObserver(ExtensionShelfModelObserver* observer); - void RemoveObserver(ExtensionShelfModelObserver* observer); - - // The number of toolstrips in the model. - int count() const { return static_cast<int>(toolstrips_.size()); } - bool empty() const { return toolstrips_.empty(); } - - // Iterators for the toolstrips in the model. - iterator begin() { return toolstrips_.begin(); } - ExtensionShelfModel::iterator end() { return toolstrips_.end(); } - - // Add |toolstrip| to the end of the shelf. - void AppendToolstrip(const ToolstripItem& toolstrip); - - // Insert |toolstrip| and |data| at |index|. - void InsertToolstripAt(int index, const ToolstripItem& toolstrip); - - // Remove the toolstrip at |index|. - void RemoveToolstripAt(int index); - - // Move the toolstrip at |index| to |to_index|. - void MoveToolstripAt(int index, int to_index); - - // Lookup the index of |host|. Returns -1 if not present. - int IndexOfHost(ExtensionHost* host); - - // Return the toolstrip at |index|. - const ToolstripItem& ToolstripAt(int index); - - // Return the ToolstripItem associated with |host| or NULL if it's not - // present. - ToolstripList::iterator ToolstripForHost(ExtensionHost* host); - - // Set some arbitrary data associated with a particular toolstrip. - void SetToolstripDataAt(int index, void* data); - - // Update the ToolstripItem for |toolstrip| to set its |url| and |height| - // and then call ToolstripChanged for all observers. - // If |url| is empty, no navigation is requested. - void ExpandToolstrip(iterator toolstrip, const GURL& url, int height); - - // Update the ToolstripItem for |toolstrip| to set its |url| and its height - // to 0, and then call ToolstripChanged for all observers. - // If |url| is empty, no navigation is requested. - void CollapseToolstrip(iterator toolstrip, const GURL& url); - - // NotificationObserver - virtual void Observe(NotificationType type, - const NotificationSource& source, - const NotificationDetails& details); - - private: - // Add all of the toolstrips from |extension|. - void AddExtension(Extension* extension); - - // Add all of the toolstrips from each extension in |extensions|. - void AddExtensions(const ExtensionList* extensions); - - // Remove all of the toolstrips in |extension| from the shelf. - void RemoveExtension(Extension* extension); - - // Update prefs with the most recent changes. - void UpdatePrefs(); - - // Reloads order from prefs. - void SortToolstrips(); - - // The browser that this model is attached to. - Browser* browser_; - - // The preferences that this model uses. - ExtensionPrefs* prefs_; - - // Manages our notification registrations. - NotificationRegistrar registrar_; - - // The Toolstrips loaded in this model. The model owns these objects. - ToolstripList toolstrips_; - - // Our observers. - typedef ObserverList<ExtensionShelfModelObserver> - ExtensionShelfModelObservers; - ExtensionShelfModelObservers observers_; - - // Whether the model has received an EXTENSIONS_READY notification. - bool ready_; - - DISALLOW_COPY_AND_ASSIGN(ExtensionShelfModel); -}; - -// Objects implement this interface when they wish to be notified of changes to -// the ExtensionShelfModel. -// -// Register your ExtensionShelfModelObserver with the ExtensionShelfModel using -// Add/RemoveObserver methods. -class ExtensionShelfModelObserver { - public: - // A new toolstrip was inserted into ExtensionShelfModel at |index|. - virtual void ToolstripInsertedAt(ExtensionHost* toolstrip, int index) {} - - // The specified toolstrip is being removed and destroyed. - virtual void ToolstripRemovingAt(ExtensionHost* toolstrip, int index) {} - - // |toolstrip| moved from |from_index| to |to_index|. - virtual void ToolstripMoved(ExtensionHost* toolstrip, - int from_index, - int to_index) {} - - // The specified toolstrip changed in some way (currently only size changes) - virtual void ToolstripChanged(ExtensionShelfModel::iterator toolstrip) {} - - // There are no more toolstrips in the model. - virtual void ExtensionShelfEmpty() {} - - // The entire model may have changed. - virtual void ShelfModelReloaded() {} - - // The model is being destroyed. - virtual void ShelfModelDeleting() {} - - protected: - virtual ~ExtensionShelfModelObserver() {} -}; - - -#endif // CHROME_BROWSER_EXTENSIONS_EXTENSION_SHELF_MODEL_H_ |