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// 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.
#ifndef CONTENT_SHELL_SHELL_H_
#define CONTENT_SHELL_SHELL_H_
#pragma once
#include <vector>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "content/browser/tab_contents/tab_contents_delegate.h"
#include "ui/gfx/native_widget_types.h"
class GURL;
class SiteInstance;
class TabContents;
namespace base {
class StringPiece;
}
namespace content {
class BrowserContext;
// This represents one window of the Content Shell, i.e. all the UI including
// buttons and url bar, as well as the web content area.
class Shell : public TabContentsDelegate {
public:
virtual ~Shell();
void LoadURL(const GURL& url);
void GoBackOrForward(int offset);
void Reload();
void Stop();
void UpdateNavigationControls();
// Do one time initialization at application startup.
static void PlatformInitialize();
// This is called indirectly by the modules that need access resources.
static base::StringPiece PlatformResourceProvider(int key);
static Shell* CreateNewWindow(content::BrowserContext* browser_context,
const GURL& url,
SiteInstance* site_instance,
int routing_id,
TabContents* base_tab_contents);
// Closes all windows and exits.
static void PlatformExit();
TabContents* tab_contents() const { return tab_contents_.get(); }
#if defined(OS_MACOSX)
// Public to be called by an ObjC bridge object.
void ActionPerformed(int control);
void URLEntered(std::string url_string);
#endif
private:
enum UIControl {
BACK_BUTTON,
FORWARD_BUTTON,
STOP_BUTTON
};
Shell();
// All the methods that begin with Platform need to be implemented by the
// platform specific Shell implementation.
// Called from the destructor to let each platform do any necessary cleanup.
void PlatformCleanUp();
// Creates the main window GUI.
void PlatformCreateWindow(int width, int height);
// Resizes the main window to the given dimensions.
void PlatformSizeTo(int width, int height);
// Resize the content area and GUI.
void PlatformResizeSubViews();
// Enable/disable a button.
void PlatformEnableUIControl(UIControl control, bool is_enabled);
// Updates the url in the url bar.
void PlatformSetAddressBarURL(const GURL& url);
gfx::NativeView GetContentView();
// TabContentsDelegate
virtual void LoadingStateChanged(TabContents* source) OVERRIDE;
virtual void DidNavigateMainFramePostCommit(TabContents* tab) OVERRIDE;
virtual void UpdatePreferredSize(TabContents* source,
const gfx::Size& pref_size) OVERRIDE;
#if defined(OS_WIN)
static ATOM RegisterWindowClass();
static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK EditWndProc(HWND, UINT, WPARAM, LPARAM);
#endif
scoped_ptr<TabContents> tab_contents_;
gfx::NativeWindow window_;
gfx::NativeEditView url_edit_view_;
#if defined(OS_WIN)
WNDPROC default_edit_wnd_proc_;
static HINSTANCE instance_handle_;
#endif
// A container of all the open windows. We use a vector so we can keep track
// of ordering.
static std::vector<Shell*> windows_;
};
} // namespace content
#endif // CONTENT_SHELL_SHELL_H_
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