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Store NativeWindow's weak ptr in WebContents

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This commit is contained in:
Cheng Zhao 2015-06-24 22:14:46 +08:00
parent 2532318bee
commit 2bfa9da82e
5 changed files with 33 additions and 6 deletions
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16
atom/browser/native_window.h
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@ -17,6 +17,7 @@
#include "base/memory/weak_ptr.h"
#include "base/observer_list.h"
#include "content/public/browser/readback_types.h"
#include "content/public/browser/web_contents_user_data.h"
#include "native_mate/persistent_dictionary.h"
#include "ui/gfx/image/image.h"
@ -304,6 +305,21 @@ class NativeWindow : public CommonWebContentsDelegate,
DISALLOW_COPY_AND_ASSIGN(NativeWindow);
};
// This class provides a hook to get a NativeWindow from a WebContents.
class NativeWindowRelay :
public content::WebContentsUserData<NativeWindowRelay> {
public:
explicit NativeWindowRelay(base::WeakPtr<NativeWindow> window)
: key(UserDataKey()), window(window) {}
void* key;
base::WeakPtr<NativeWindow> window;
private:
friend class content::WebContentsUserData<NativeWindow>;
};
} // namespace atom
#endif // ATOM_BROWSER_NATIVE_WINDOW_H_