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// Copyright 2013 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_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
#define CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
#include "base/basictypes.h"
#include "content/public/browser/web_contents_delegate.h"
#include "content/public/browser/web_contents_observer.h"
#include "ui/gfx/geometry/size.h"
namespace autofill {
class AutofillDialogView;
// AutofillDialogSignInDelegate provides a WebContentsDelegate and
// WebContentsObserver for the sign-in page in the autofill dialog. Allows the
// dialog to resize based on the size of the hosted web page.
// TODO(abodenha) It probably makes sense to move the NotificationObserver
// for detecting completed sign-in to this class instead of
// AutofillDialogControllerImpl.
class AutofillDialogSignInDelegate: public content::WebContentsDelegate,
public content::WebContentsObserver {
public:
AutofillDialogSignInDelegate(AutofillDialogView* dialog_view,
content::WebContents* dialog_web_contents,
content::WebContents* originating_web_contents,
const gfx::Size& minimum_size,
const gfx::Size& maximum_size);
// WebContentsDelegate implementation.
void ResizeDueToAutoResize(content::WebContents* source,
const gfx::Size& preferred_size) override;
content::WebContents* OpenURLFromTab(
content::WebContents* source,
const content::OpenURLParams& params) override;
void AddNewContents(content::WebContents* source,
content::WebContents* new_contents,
WindowOpenDisposition disposition,
const gfx::Rect& initial_pos,
bool user_gesture,
bool* was_blocked) override;
bool PreHandleGestureEvent(content::WebContents* source,
const blink::WebGestureEvent& event) override;
// WebContentsObserver implementation.
void RenderViewCreated(content::RenderViewHost* render_view_host) override;
// Updates the size limits and enables auto-resize for this view.
void UpdateLimitsAndEnableAutoResize(const gfx::Size& minimum_size,
const gfx::Size& maximum_size);
private:
// Enables auto-resizing for this view, if possible, constrained to the latest
// minimum and maximum size allowed by the delegate.
void EnableAutoResize();
// The dialog view hosting this sign in page.
AutofillDialogView* const dialog_view_;
// The WebContents of the page that originated the dialog. Weak ptr, but
// guaranteed to outlive the dialog, since the dialog is tab-modal to those
// contents.
content::WebContents* const originating_web_contents_;
// The minimum and maximum sizes that the sign-in view may have.
gfx::Size minimum_size_;
gfx::Size maximum_size_;
DISALLOW_COPY_AND_ASSIGN(AutofillDialogSignInDelegate);
};
} // namespace autofill
#endif // CHROME_BROWSER_UI_AUTOFILL_AUTOFILL_DIALOG_SIGN_IN_DELEGATE_H_
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