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// Copyright (c) 2012 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_UI_EXTENSIONS_SHELL_WINDOW_H_
#define CHROME_BROWSER_UI_EXTENSIONS_SHELL_WINDOW_H_
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/extensions/extension_function_dispatcher.h"
#include "chrome/browser/extensions/extension_keybinding_registry.h"
#include "chrome/browser/extensions/image_loading_tracker.h"
#include "chrome/browser/sessions/session_id.h"
#include "chrome/browser/ui/base_window.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/web_contents_delegate.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/common/console_message_level.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/rect.h"
class GURL;
class Profile;
class TabContents;
class NativeShellWindow;
namespace content {
class WebContents;
}
namespace extensions {
class Extension;
class PlatformAppBrowserTest;
class WindowController;
struct DraggableRegion;
}
// ShellWindow is the type of window used by platform apps. Shell windows
// have a WebContents but none of the chrome of normal browser windows.
class ShellWindow : public content::NotificationObserver,
public content::WebContentsDelegate,
public content::WebContentsObserver,
public ExtensionFunctionDispatcher::Delegate,
public ImageLoadingTracker::Observer,
public extensions::ExtensionKeybindingRegistry::Delegate {
public:
struct CreateParams {
enum Frame {
FRAME_CHROME, // Chrome-style window frame.
FRAME_NONE, // Frameless window.
};
CreateParams();
~CreateParams();
Frame frame;
// Specify the initial bounds of the window. If empty, the window will be a
// default size.
gfx::Rect bounds;
// Specify if bounds should be restored from a previous time.
bool restore_position;
bool restore_size;
gfx::Size minimum_size;
gfx::Size maximum_size;
std::string window_key;
// The process ID of the process that requested the create.
int32 creator_process_id;
};
static ShellWindow* Create(Profile* profile,
const extensions::Extension* extension,
const GURL& url,
const CreateParams& params);
// Convert draggable regions in raw format to SkRegion format. Caller is
// responsible for deleting the returned SkRegion instance.
static SkRegion* RawDraggableRegionsToSkRegion(
const std::vector<extensions::DraggableRegion>& regions);
const std::string& window_key() const { return window_key_; }
const SessionID& session_id() const { return session_id_; }
const extensions::Extension* extension() const { return extension_; }
TabContents* tab_contents() const { return contents_.get(); }
content::WebContents* web_contents() const { return web_contents_; }
Profile* profile() const { return profile_; }
const gfx::Image& app_icon() const { return app_icon_; }
BaseWindow* GetBaseWindow();
gfx::NativeWindow GetNativeWindow() {
return GetBaseWindow()->GetNativeWindow();
}
// NativeShellWindows should call this to determine what the window's title
// is on startup and from within UpdateWindowTitle().
virtual string16 GetTitle() const;
// Call to notify ShellRegistry and delete the window. Subclasses should
// invoke this method instead of using "delete this".
void OnNativeClose();
// Save the window position in the prefs.
virtual void SaveWindowPosition();
protected:
ShellWindow(Profile* profile,
const extensions::Extension* extension);
virtual ~ShellWindow();
private:
// PlatformAppBrowserTest needs access to web_contents()
friend class extensions::PlatformAppBrowserTest;
// Instantiates a platform-specific ShellWindow subclass (one implementation
// per platform). Public users of ShellWindow should use ShellWindow::Create.
void Init(const GURL& url, const CreateParams& params);
// content::WebContentsObserver implementation.
virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
// content::WebContentsDelegate implementation.
virtual void CloseContents(content::WebContents* contents) OVERRIDE;
virtual bool ShouldSuppressDialogs() OVERRIDE;
virtual void WebIntentDispatch(
content::WebContents* web_contents,
content::WebIntentsDispatcher* intents_dispatcher) OVERRIDE;
virtual void RunFileChooser(
content::WebContents* tab,
const content::FileChooserParams& params) OVERRIDE;
virtual bool IsPopupOrPanel(
const content::WebContents* source) const OVERRIDE;
virtual void MoveContents(
content::WebContents* source, const gfx::Rect& pos) OVERRIDE;
virtual void NavigationStateChanged(const content::WebContents* source,
unsigned changed_flags) OVERRIDE;
virtual void ToggleFullscreenModeForTab(content::WebContents* source,
bool enter_fullscreen) OVERRIDE;
virtual bool IsFullscreenForTabOrPending(
const content::WebContents* source) const OVERRIDE;
virtual void RequestMediaAccessPermission(
content::WebContents* web_contents,
const content::MediaStreamRequest* request,
const content::MediaResponseCallback& callback) OVERRIDE;
virtual content::WebContents* OpenURLFromTab(
content::WebContents* source,
const content::OpenURLParams& params) OVERRIDE;
virtual void AddNewContents(content::WebContents* source,
content::WebContents* new_contents,
WindowOpenDisposition disposition,
const gfx::Rect& initial_pos,
bool user_gesture,
bool* was_blocked) OVERRIDE;
virtual void HandleKeyboardEvent(
content::WebContents* source,
const content::NativeWebKeyboardEvent& event) OVERRIDE;
// content::NotificationObserver implementation.
virtual void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) OVERRIDE;
// ExtensionFunctionDispatcher::Delegate implementation.
virtual extensions::WindowController* GetExtensionWindowController() const
OVERRIDE;
// Message handlers.
void OnRequest(const ExtensionHostMsg_Request_Params& params);
// Helper method to add a message to the renderer's DevTools console.
void AddMessageToDevToolsConsole(content::ConsoleMessageLevel level,
const std::string& message);
virtual void UpdateDraggableRegions(
const std::vector<extensions::DraggableRegion>& regions);
// Load the app's image, firing a load state change when loaded.
void UpdateExtensionAppIcon();
// ImageLoadingTracker::Observer implementation.
virtual void OnImageLoaded(const gfx::Image& image,
const std::string& extension_id,
int index) OVERRIDE;
// extensions::ExtensionKeybindingRegistry::Delegate implementation.
virtual extensions::ActiveTabPermissionGranter*
GetActiveTabPermissionGranter() OVERRIDE;
Profile* profile_; // weak pointer - owned by ProfileManager.
// weak pointer - owned by ExtensionService.
const extensions::Extension* extension_;
// Identifier that is used when saving and restoring geometry for this
// window.
std::string window_key_;
const SessionID session_id_;
scoped_ptr<TabContents> contents_;
// web_contents_ is owned by contents_.
content::WebContents* web_contents_;
content::NotificationRegistrar registrar_;
ExtensionFunctionDispatcher extension_function_dispatcher_;
// Icon showed in the task bar.
gfx::Image app_icon_;
// Used for loading app_icon_.
scoped_ptr<ImageLoadingTracker> app_icon_loader_;
scoped_ptr<NativeShellWindow> native_window_;
DISALLOW_COPY_AND_ASSIGN(ShellWindow);
};
#endif // CHROME_BROWSER_UI_EXTENSIONS_SHELL_WINDOW_H_
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