1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_Clipboard_h_
#define mozilla_dom_Clipboard_h_
#include "nsString.h"
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/Logging.h"
#include "mozilla/dom/DataTransfer.h"
namespace mozilla {
namespace dom {
enum ClipboardReadType {
eRead,
eReadText,
};
class Promise;
// https://www.w3.org/TR/clipboard-apis/#clipboard-interface
class Clipboard : public DOMEventTargetHelper {
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(Clipboard, DOMEventTargetHelper)
IMPL_EVENT_HANDLER(message)
IMPL_EVENT_HANDLER(messageerror)
explicit Clipboard(nsPIDOMWindowInner* aWindow);
already_AddRefed<Promise> Read(nsIPrincipal& aSubjectPrincipal,
ErrorResult& aRv);
already_AddRefed<Promise> ReadText(nsIPrincipal& aSubjectPrincipal,
ErrorResult& aRv);
already_AddRefed<Promise> Write(DataTransfer& aData,
nsIPrincipal& aSubjectPrincipal,
ErrorResult& aRv);
already_AddRefed<Promise> WriteText(const nsAString& aData,
nsIPrincipal& aSubjectPrincipal,
ErrorResult& aRv);
static LogModule* GetClipboardLog();
// Check if the Clipboard.readText API should be enabled for this context.
// This API is only enabled for Extension and System contexts, as there is no
// way to request the required permission for web content. If the clipboard
// API testing pref is enabled, ReadText is enabled for web content for
// testing purposes.
static bool ReadTextEnabled(JSContext* aCx, JSObject* aGlobal);
virtual JSObject* WrapObject(JSContext* aCx,
JS::Handle<JSObject*> aGivenProto) override;
private:
// Checks if dom.events.testing.asyncClipboard pref is enabled.
// The aforementioned pref allows automated tests to bypass the security
// checks when writing to
// or reading from the clipboard.
static bool IsTestingPrefEnabled();
already_AddRefed<Promise> ReadHelper(nsIPrincipal& aSubjectPrincipal,
ClipboardReadType aClipboardReadType,
ErrorResult& aRv);
~Clipboard();
};
} // namespace dom
} // namespace mozilla
#endif // mozilla_dom_Clipboard_h_
|
