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// Copyright 2014 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_PASSWORD_GENERATION_POPUP_CONTROLLER_IMPL_H_
#define CHROME_BROWSER_UI_AUTOFILL_PASSWORD_GENERATION_POPUP_CONTROLLER_IMPL_H_
#include <string>
#include "base/basictypes.h"
#include "base/memory/weak_ptr.h"
#include "chrome/browser/ui/autofill/password_generation_popup_controller.h"
#include "chrome/browser/ui/autofill/popup_controller_common.h"
#include "components/autofill/core/common/password_form.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/geometry/rect_f.h"
#include "ui/gfx/native_widget_types.h"
#include "ui/gfx/range/range.h"
namespace content {
struct NativeWebKeyboardEvent;
class WebContents;
}
namespace password_manager {
class PasswordManager;
class PasswordManagerDriver;
}
namespace autofill {
class PasswordGenerator;
class PasswordGenerationPopupObserver;
class PasswordGenerationPopupView;
// This class controls a PasswordGenerationPopupView. It is responsible for
// determining the location of the popup, handling keypress events while the
// popup is active, and notifying both the renderer and the password manager
// if the password is accepted.
class PasswordGenerationPopupControllerImpl
: public PasswordGenerationPopupController {
public:
// Create a controller or return |previous| if it is suitable. Will hide
// |previous| if it is not returned. |bounds| is the bounds of the element
// that we are showing the dropdown for in screen space. |form| is the
// identifier for the form that we are filling, and is used to notify
// |password_manager| if the password is generated. |max_length| is used to
// determine the length of the password shown. If not NULL, |observer| will
// be notified of changes of the popup state.
static base::WeakPtr<PasswordGenerationPopupControllerImpl> GetOrCreate(
base::WeakPtr<PasswordGenerationPopupControllerImpl> previous,
const gfx::RectF& bounds,
const PasswordForm& form,
int max_length,
password_manager::PasswordManager* password_manager,
password_manager::PasswordManagerDriver* driver,
PasswordGenerationPopupObserver* observer,
content::WebContents* web_contents,
gfx::NativeView container_view);
~PasswordGenerationPopupControllerImpl() override;
// Create a PasswordGenerationPopupView if one doesn't already exist.
// If |display_password| is true, a generated password is shown that can be
// selected by the user. Otherwise just the text explaining generated
// passwords is shown. Idempotent.
void Show(bool display_password);
// Hides the popup and destroys |this|.
void HideAndDestroy();
// Accessors.
content::WebContents* web_contents() {
return controller_common_.web_contents();
}
protected:
PasswordGenerationPopupControllerImpl(
const gfx::RectF& bounds,
const PasswordForm& form,
int max_length,
password_manager::PasswordManager* password_manager,
password_manager::PasswordManagerDriver* driver,
PasswordGenerationPopupObserver* observer,
content::WebContents* web_contents,
gfx::NativeView container_view);
// Handle to the popup. May be NULL if popup isn't showing.
PasswordGenerationPopupView* view_;
private:
// PasswordGenerationPopupController implementation:
void Hide() override;
void ViewDestroyed() override;
void SetSelectionAtPoint(const gfx::Point& point) override;
bool AcceptSelectedLine() override;
void SelectionCleared() override;
void PasswordAccepted() override;
void OnSavedPasswordsLinkClicked() override;
int GetMinimumWidth() override;
gfx::NativeView container_view() override;
const gfx::Rect& popup_bounds() const override;
const gfx::RectF& element_bounds() const override;
bool IsRTL() const override;
bool display_password() const override;
bool password_selected() const override;
base::string16 password() const override;
base::string16 SuggestedText() override;
const base::string16& HelpText() override;
const gfx::Range& HelpTextLinkRange() override;
base::WeakPtr<PasswordGenerationPopupControllerImpl> GetWeakPtr();
bool HandleKeyPressEvent(const content::NativeWebKeyboardEvent& event);
// Set if the password is currently selected.
void PasswordSelected(bool selected);
// Accept password if it's selected.
bool PossiblyAcceptPassword();
// Get desired size of popup. Height depends on width because we do text
// wrapping.
void CalculateBounds();
PasswordForm form_;
password_manager::PasswordManager* password_manager_;
password_manager::PasswordManagerDriver* driver_;
// May be NULL.
PasswordGenerationPopupObserver* observer_;
// Controls how passwords are generated.
scoped_ptr<PasswordGenerator> generator_;
// Contains common popup functionality.
PopupControllerCommon controller_common_;
// Help text and the range in the text that corresponds to the saved passwords
// link.
base::string16 help_text_;
gfx::Range link_range_;
base::string16 current_password_;
bool password_selected_;
// If a password will be shown in this popup.
bool display_password_;
// Bounds for all the elements of the popup.
gfx::Rect popup_bounds_;
base::WeakPtrFactory<PasswordGenerationPopupControllerImpl> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(PasswordGenerationPopupControllerImpl);
};
} // namespace autofill
#endif // CHROME_BROWSER_UI_AUTOFILL_PASSWORD_GENERATION_POPUP_CONTROLLER_IMPL_H_
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