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Side by Side Diff: chrome/browser/extensions/api/declarative_content/declarative_content_css_condition_tracker.cc

Issue 2668003004: Convert extensions::TabHelper to use the new navigation callbacks. (Closed)
Patch Set: update Created 3 years, 10 months ago
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1 // Copyright 2015 The Chromium Authors. All rights reserved. 1 // Copyright 2015 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #include "chrome/browser/extensions/api/declarative_content/declarative_content_ css_condition_tracker.h" 5 #include "chrome/browser/extensions/api/declarative_content/declarative_content_ css_condition_tracker.h"
6 6
7 #include <stddef.h> 7 #include <stddef.h>
8 8
9 #include "base/memory/ptr_util.h" 9 #include "base/memory/ptr_util.h"
10 #include "base/stl_util.h" 10 #include "base/stl_util.h"
11 #include "base/strings/stringprintf.h" 11 #include "base/strings/stringprintf.h"
12 #include "base/values.h" 12 #include "base/values.h"
13 #include "chrome/browser/chrome_notification_types.h" 13 #include "chrome/browser/chrome_notification_types.h"
14 #include "chrome/browser/extensions/api/declarative_content/content_constants.h" 14 #include "chrome/browser/extensions/api/declarative_content/content_constants.h"
15 #include "chrome/browser/extensions/api/declarative_content/content_predicate_ev aluator.h" 15 #include "chrome/browser/extensions/api/declarative_content/content_predicate_ev aluator.h"
16 #include "chrome/browser/profiles/profile.h" 16 #include "chrome/browser/profiles/profile.h"
17 #include "content/public/browser/navigation_details.h" 17 #include "content/public/browser/navigation_handle.h"
18 #include "content/public/browser/notification_service.h" 18 #include "content/public/browser/notification_service.h"
19 #include "content/public/browser/notification_source.h" 19 #include "content/public/browser/notification_source.h"
20 #include "content/public/browser/render_process_host.h" 20 #include "content/public/browser/render_process_host.h"
21 #include "extensions/common/extension_messages.h" 21 #include "extensions/common/extension_messages.h"
22 #include "ipc/ipc_message.h" 22 #include "ipc/ipc_message.h"
23 #include "ipc/ipc_message_macros.h" 23 #include "ipc/ipc_message_macros.h"
24 24
25 namespace extensions { 25 namespace extensions {
26 26
27 namespace { 27 namespace {
(...skipping 63 matching lines...) Expand 10 before | Expand all | Expand 10 after
91 : WebContentsObserver(contents), 91 : WebContentsObserver(contents),
92 request_evaluation_(request_evaluation), 92 request_evaluation_(request_evaluation),
93 web_contents_destroyed_(web_contents_destroyed) { 93 web_contents_destroyed_(web_contents_destroyed) {
94 } 94 }
95 95
96 DeclarativeContentCssConditionTracker::PerWebContentsTracker:: 96 DeclarativeContentCssConditionTracker::PerWebContentsTracker::
97 ~PerWebContentsTracker() { 97 ~PerWebContentsTracker() {
98 } 98 }
99 99
100 void DeclarativeContentCssConditionTracker::PerWebContentsTracker:: 100 void DeclarativeContentCssConditionTracker::PerWebContentsTracker::
101 OnWebContentsNavigation(const content::LoadCommittedDetails& details, 101 OnWebContentsNavigation(content::NavigationHandle* navigation_handle) {
102 const content::FrameNavigateParams& params) { 102 if (navigation_handle->IsSamePage()) {
103 if (details.is_in_page) {
104 // Within-page navigations don't change the set of elements that 103 // Within-page navigations don't change the set of elements that
105 // exist, and we only support filtering on the top-level URL, so 104 // exist, and we only support filtering on the top-level URL, so
106 // this can't change which rules match. 105 // this can't change which rules match.
107 return; 106 return;
108 } 107 }
109 108
110 // Top-level navigation produces a new document. Initially, the 109 // Top-level navigation produces a new document. Initially, the
111 // document's empty, so no CSS rules match. The renderer will send 110 // document's empty, so no CSS rules match. The renderer will send
112 // an ExtensionHostMsg_OnWatchedPageChange later if any CSS rules 111 // an ExtensionHostMsg_OnWatchedPageChange later if any CSS rules
113 // match. 112 // match.
(...skipping 111 matching lines...) Expand 10 before | Expand all | Expand 10 after
225 base::Bind(&Delegate::RequestEvaluation, base::Unretained(delegate_)), 224 base::Bind(&Delegate::RequestEvaluation, base::Unretained(delegate_)),
226 base::Bind(&DeclarativeContentCssConditionTracker:: 225 base::Bind(&DeclarativeContentCssConditionTracker::
227 DeletePerWebContentsTracker, 226 DeletePerWebContentsTracker,
228 base::Unretained(this)))); 227 base::Unretained(this))));
229 // Note: the condition is always false until we receive OnWatchedPageChange, 228 // Note: the condition is always false until we receive OnWatchedPageChange,
230 // so there's no need to evaluate it here. 229 // so there's no need to evaluate it here.
231 } 230 }
232 231
233 void DeclarativeContentCssConditionTracker::OnWebContentsNavigation( 232 void DeclarativeContentCssConditionTracker::OnWebContentsNavigation(
234 content::WebContents* contents, 233 content::WebContents* contents,
235 const content::LoadCommittedDetails& details, 234 content::NavigationHandle* navigation_handle) {
236 const content::FrameNavigateParams& params) {
237 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents)); 235 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents));
238 per_web_contents_tracker_[contents]->OnWebContentsNavigation(details, params); 236 per_web_contents_tracker_[contents]->OnWebContentsNavigation(
237 navigation_handle);
239 } 238 }
240 239
241 bool DeclarativeContentCssConditionTracker::EvaluatePredicate( 240 bool DeclarativeContentCssConditionTracker::EvaluatePredicate(
242 const ContentPredicate* predicate, 241 const ContentPredicate* predicate,
243 content::WebContents* tab) const { 242 content::WebContents* tab) const {
244 DCHECK_EQ(this, predicate->GetEvaluator()); 243 DCHECK_EQ(this, predicate->GetEvaluator());
245 const DeclarativeContentCssPredicate* typed_predicate = 244 const DeclarativeContentCssPredicate* typed_predicate =
246 static_cast<const DeclarativeContentCssPredicate*>(predicate); 245 static_cast<const DeclarativeContentCssPredicate*>(predicate);
247 auto loc = per_web_contents_tracker_.find(tab); 246 auto loc = per_web_contents_tracker_.find(tab);
248 DCHECK(loc != per_web_contents_tracker_.end()); 247 DCHECK(loc != per_web_contents_tracker_.end());
(...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after
302 } 301 }
303 } 302 }
304 303
305 void DeclarativeContentCssConditionTracker::DeletePerWebContentsTracker( 304 void DeclarativeContentCssConditionTracker::DeletePerWebContentsTracker(
306 content::WebContents* contents) { 305 content::WebContents* contents) {
307 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents)); 306 DCHECK(base::ContainsKey(per_web_contents_tracker_, contents));
308 per_web_contents_tracker_.erase(contents); 307 per_web_contents_tracker_.erase(contents);
309 } 308 }
310 309
311 } // namespace extensions 310 } // namespace extensions
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