blob: d9186beea8421a094589328387f6cb25d0b7a9c4 [file] [log] [blame]
// Copyright 2015 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.
#import <WebKit/WebKit.h>
#include "base/ios/weak_nsobject.h"
#import "base/mac/scoped_nsobject.h"
#include "base/macros.h"
#include "base/supports_user_data.h"
namespace web {
class NavigationItem;
// This class is a wrapper for information needed to implement native
// WKWebView navigation. WKBackForwardListItemHolder is attached to
// NavigationItem via the SupportsUserData interface and holds the corresponding
// WKBackForwardListItem, as well as any state that is inaccessible later and
// thus needs to be preserved (e.g., WKNavigationType, MIME type).
class WKBackForwardListItemHolder : public base::SupportsUserData::Data {
// Returns the WKBackForwardListItemHolder for the NavigationItem |item|.
// Lazily attaches one if it does not exist. |item| cannot be null.
static web::WKBackForwardListItemHolder* FromNavigationItem(
NavigationItem* item);
// Accessors for |item_|. Use these to get/set the association between a
// NavigationItem and a WKBackForwardListItem. Note that
// |back_forward_list_item| may return nil (f.e. when the
// parent WKBackForwardList is deallocated).
WKBackForwardListItem* back_forward_list_item() const { return item_; }
void set_back_forward_list_item(WKBackForwardListItem* item) {
// Accessors for |navigation_type_|. Use these to get/set the association
// between a NavigationItem and a WKNavigationType.
WKNavigationType navigation_type() const { return navigation_type_; }
void set_navigation_type(WKNavigationType type) { navigation_type_ = type; }
// Gets/sets HTTP request method for this item.
NSString* http_method() const { return http_method_.get(); }
void set_http_method(NSString* http_method) {
http_method_.reset([http_method copy]);
// Gets/sets the MIME type of the page corresponding to this item.
NSString* mime_type() const { return mime_type_.get(); }
void set_mime_type(NSString* mime_type) {
mime_type_.reset([mime_type copy]);
~WKBackForwardListItemHolder() override;
// Weak pointer to a WKBackForwardListItem. Becomes nil if the parent
// WKBackForwardList is deallocated.
base::WeakNSObject<WKBackForwardListItem> item_;
// The navigation type for the associated NavigationItem.
WKNavigationType navigation_type_;
// HTTP request method.
base::scoped_nsobject<NSString> http_method_;
// The MIME type of the page content.
base::scoped_nsobject<NSString> mime_type_;
} // namespace web