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// 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_COCOA_HTML_DIALOG_WINDOW_CONTROLLER_H_
#define CHROME_BROWSER_COCOA_HTML_DIALOG_WINDOW_CONTROLLER_H_
#include <string>
#include <vector>
#import <Cocoa/Cocoa.h>
#include "app/gfx/native_widget_types.h"
#include "base/basictypes.h"
#include "base/scoped_ptr.h"
#include "chrome/browser/dom_ui/html_dialog_ui.h"
#include "chrome/browser/tab_contents/tab_contents_delegate.h"
#include "googleurl/src/gurl.h"
class Browser;
// Thin bridge that routes notifications to
// HtmlDialogWindowController's member variables.
class HtmlDialogWindowDelegateBridge : public HtmlDialogUIDelegate,
public TabContentsDelegate {
public:
// All parameters must be non-NULL/non-nil.
HtmlDialogWindowDelegateBridge(HtmlDialogUIDelegate* delegate,
NSWindowController* controller,
NSWindow* window,
Browser* browser);
virtual ~HtmlDialogWindowDelegateBridge();
// Called when the window is directly closed, e.g. from the close
// button or from an accelerator.
void WindowControllerClosed();
// HtmlDialogUIDelegate declarations.
virtual bool IsDialogModal() const;
virtual std::wstring GetDialogTitle() const;
virtual GURL GetDialogContentURL() const;
virtual void GetDOMMessageHandlers(
std::vector<DOMMessageHandler*>* handlers) const;
virtual void GetDialogSize(gfx::Size* size) const;
virtual std::string GetDialogArgs() const;
virtual void OnDialogClosed(const std::string& json_retval);
// TabContentsDelegate declarations.
virtual void OpenURLFromTab(TabContents* source,
const GURL& url, const GURL& referrer,
WindowOpenDisposition disposition,
PageTransition::Type transition);
virtual void NavigationStateChanged(const TabContents* source,
unsigned changed_flags);
virtual void AddNewContents(TabContents* source,
TabContents* new_contents,
WindowOpenDisposition disposition,
const gfx::Rect& initial_pos,
bool user_gesture);
virtual void ActivateContents(TabContents* contents);
virtual void LoadingStateChanged(TabContents* source);
virtual void CloseContents(TabContents* source);
virtual void MoveContents(TabContents* source, const gfx::Rect& pos);
virtual bool IsPopup(TabContents* source);
virtual void ToolbarSizeChanged(TabContents* source, bool is_animating);
virtual void URLStarredChanged(TabContents* source, bool starred);
virtual void UpdateTargetURL(TabContents* source, const GURL& url);
private:
HtmlDialogUIDelegate* delegate_; // weak
NSWindowController* controller_; // weak
NSWindow* window_; // weak
Browser* browser_; // weak
// Calls delegate_'s OnDialogClosed() exactly once, nulling it out
// afterwards so that no other HtmlDialogUIDelegate calls are sent
// to it. Returns whether or not the OnDialogClosed() was actually
// called on the delegate.
bool DelegateOnDialogClosed(const std::string& json_retval);
DISALLOW_COPY_AND_ASSIGN(HtmlDialogWindowDelegateBridge);
};
// This controller manages a dialog box with properties and HTML content taken
// from a HTMLDialogUIDelegate object.
@interface HtmlDialogWindowController : NSWindowController {
@private
Browser* browser_; // weak
// Order here is important, as tab_contents_ may send messages to
// delegate_ when it gets destroyed.
scoped_ptr<HtmlDialogWindowDelegateBridge> delegate_;
scoped_ptr<TabContents> tab_contents_;
}
// Creates and shows an HtmlDialogWindowController with the given
// delegate, parent window, and browser, none of which may be NULL.
// The window is automatically destroyed when it is closed.
+ (void)showHtmlDialog:(HtmlDialogUIDelegate*)delegate
parentWindow:(gfx::NativeWindow)parent_window
browser:(Browser*)browser;
@end
@interface HtmlDialogWindowController (TestingAPI)
// This is the designated initializer. However, this is exposed only
// for testing; use showHtmlDialog instead.
- (id)initWithDelegate:(HtmlDialogUIDelegate*)delegate
parentWindow:(gfx::NativeWindow)parent_window
browser:(Browser*)browser;
// Loads the HTML content from the delegate; this is not a lightweight
// process which is why it is not part of the constructor. Must be
// called before showWindow.
- (void)loadDialogContents;
@end
#endif // CHROME_BROWSER_COCOA_HTML_DIALOG_WINDOW_CONTROLLER_H_
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