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Side by Side Diff: components/guest_view/browser/guest_view_base.h

Issue 2019423005: Move //components/ui/zoom to top-level under //components (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase Created 4 years, 6 months ago
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1 // Copyright 2014 The Chromium Authors. All rights reserved. 1 // Copyright 2014 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 #ifndef COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_ 5 #ifndef COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_
6 #define COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_ 6 #define COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_
7 7
8 #include <memory> 8 #include <memory>
9 #include <queue> 9 #include <queue>
10 10
11 #include "base/macros.h" 11 #include "base/macros.h"
12 #include "base/memory/weak_ptr.h" 12 #include "base/memory/weak_ptr.h"
13 #include "base/values.h" 13 #include "base/values.h"
14 #include "components/guest_view/common/guest_view_constants.h" 14 #include "components/guest_view/common/guest_view_constants.h"
15 #include "components/ui/zoom/zoom_observer.h" 15 #include "components/zoom/zoom_observer.h"
16 #include "content/public/browser/browser_plugin_guest_delegate.h" 16 #include "content/public/browser/browser_plugin_guest_delegate.h"
17 #include "content/public/browser/guest_host.h" 17 #include "content/public/browser/guest_host.h"
18 #include "content/public/browser/render_process_host_observer.h" 18 #include "content/public/browser/render_process_host_observer.h"
19 #include "content/public/browser/web_contents.h" 19 #include "content/public/browser/web_contents.h"
20 #include "content/public/browser/web_contents_delegate.h" 20 #include "content/public/browser/web_contents_delegate.h"
21 #include "content/public/browser/web_contents_observer.h" 21 #include "content/public/browser/web_contents_observer.h"
22 22
23 struct RendererContentSettingRules; 23 struct RendererContentSettingRules;
24 24
25 namespace guest_view { 25 namespace guest_view {
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44 44
45 // A GuestViewBase is the base class browser-side API implementation for a 45 // A GuestViewBase is the base class browser-side API implementation for a
46 // <*view> tag. GuestViewBase maintains an association between a guest 46 // <*view> tag. GuestViewBase maintains an association between a guest
47 // WebContents and an owner WebContents. It receives events issued from 47 // WebContents and an owner WebContents. It receives events issued from
48 // the guest and relays them to the owner. GuestViewBase tracks the lifetime 48 // the guest and relays them to the owner. GuestViewBase tracks the lifetime
49 // of its owner. A GuestViewBase's owner is referred to as an embedder if 49 // of its owner. A GuestViewBase's owner is referred to as an embedder if
50 // it is attached to a container within the owner's WebContents. 50 // it is attached to a container within the owner's WebContents.
51 class GuestViewBase : public content::BrowserPluginGuestDelegate, 51 class GuestViewBase : public content::BrowserPluginGuestDelegate,
52 public content::WebContentsDelegate, 52 public content::WebContentsDelegate,
53 public content::WebContentsObserver, 53 public content::WebContentsObserver,
54 public ui_zoom::ZoomObserver { 54 public zoom::ZoomObserver {
55 public: 55 public:
56 // Returns a *ViewGuest if this GuestView is of the given view type. 56 // Returns a *ViewGuest if this GuestView is of the given view type.
57 template <typename T> 57 template <typename T>
58 T* As() { 58 T* As() {
59 if (IsViewType(T::Type)) 59 if (IsViewType(T::Type))
60 return static_cast<T*>(this); 60 return static_cast<T*>(this);
61 61
62 return nullptr; 62 return nullptr;
63 } 63 }
64 64
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372 void UpdateTargetURL(content::WebContents* source, const GURL& url) final; 372 void UpdateTargetURL(content::WebContents* source, const GURL& url) final;
373 bool ShouldResumeRequestsForCreatedWindow() final; 373 bool ShouldResumeRequestsForCreatedWindow() final;
374 374
375 // WebContentsObserver implementation. 375 // WebContentsObserver implementation.
376 void DidStopLoading() final; 376 void DidStopLoading() final;
377 void RenderViewReady() final; 377 void RenderViewReady() final;
378 void WebContentsDestroyed() final; 378 void WebContentsDestroyed() final;
379 379
380 // ui_zoom::ZoomObserver implementation. 380 // ui_zoom::ZoomObserver implementation.
381 void OnZoomChanged( 381 void OnZoomChanged(
382 const ui_zoom::ZoomController::ZoomChangedEventData& data) final; 382 const zoom::ZoomController::ZoomChangedEventData& data) final;
383 383
384 void SendQueuedEvents(); 384 void SendQueuedEvents();
385 385
386 void CompleteInit(std::unique_ptr<base::DictionaryValue> create_params, 386 void CompleteInit(std::unique_ptr<base::DictionaryValue> create_params,
387 const WebContentsCreatedCallback& callback, 387 const WebContentsCreatedCallback& callback,
388 content::WebContents* guest_web_contents); 388 content::WebContents* guest_web_contents);
389 389
390 // Dispatches the onResize event to the embedder. 390 // Dispatches the onResize event to the embedder.
391 void DispatchOnResizeEvent(const gfx::Size& old_size, 391 void DispatchOnResizeEvent(const gfx::Size& old_size,
392 const gfx::Size& new_size); 392 const gfx::Size& new_size);
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479 // This is used to ensure pending tasks will not fire after this object is 479 // This is used to ensure pending tasks will not fire after this object is
480 // destroyed. 480 // destroyed.
481 base::WeakPtrFactory<GuestViewBase> weak_ptr_factory_; 481 base::WeakPtrFactory<GuestViewBase> weak_ptr_factory_;
482 482
483 DISALLOW_COPY_AND_ASSIGN(GuestViewBase); 483 DISALLOW_COPY_AND_ASSIGN(GuestViewBase);
484 }; 484 };
485 485
486 } // namespace guest_view 486 } // namespace guest_view
487 487
488 #endif // COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_ 488 #endif // COMPONENTS_GUEST_VIEW_BROWSER_GUEST_VIEW_BASE_H_
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