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Add ExtendedWebContentsObserver

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This commit is contained in:
Cheng Zhao 2018-02-22 15:57:03 +09:00
parent a3124e8873
commit a25b49a127
4 changed files with 25 additions and 4 deletions
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12
atom/browser/api/atom_api_web_contents.h
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@ -13,6 +13,7 @@
#include "atom/browser/api/trackable_object.h"
#include "atom/browser/common_web_contents_delegate.h"
#include "atom/browser/ui/autofill_popup.h"
#include "base/observer_list.h"
#include "content/common/cursors/webcursor.h"
#include "content/public/browser/keyboard_event_processing_result.h"
#include "content/public/browser/web_contents.h"
@ -52,6 +53,7 @@ namespace api {
// Certain events are only in WebContentsDelegate, provide our own Observer to
// dispatch those events.
class ExtendedWebContentsObserver {
public:
virtual void OnRendererResponsive() {}
};
@ -238,6 +240,13 @@ class WebContents : public mate::TrackableObject<WebContents>,
WebContentsZoomController* GetZoomController() { return zoom_controller_; }
void AddObserver(ExtendedWebContentsObserver* obs) {
observers_.AddObserver(obs);
}
void RemoveObserver(ExtendedWebContentsObserver* obs) {
observers_.RemoveObserver(obs);
}
protected:
WebContents(v8::Isolate* isolate,
content::WebContents* web_contents,
@ -428,6 +437,9 @@ class WebContents : public mate::TrackableObject<WebContents>,
// Whether to enable devtools.
bool enable_devtools_;
// Observers of this WebContents.
base::ObserverList<ExtendedWebContentsObserver> observers_;
DISALLOW_COPY_AND_ASSIGN(WebContents);
};