1// Copyright (c) 2011 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#ifndef CHROME_BROWSER_UI_COCOA_FIND_PASTEBOARD_H_
6#define CHROME_BROWSER_UI_COCOA_FIND_PASTEBOARD_H_
7#pragma once
8
9#include "base/string16.h"
10
11#ifdef __OBJC__
12
13#import <Cocoa/Cocoa.h>
14
15#include "base/memory/scoped_nsobject.h"
16
17extern NSString* kFindPasteboardChangedNotification;
18
19// Manages the find pasteboard. Use this to copy text to the find pasteboard,
20// to get the text currently on the find pasteboard, and to receive
21// notifications when the text on the find pasteboard has changed. You should
22// always use this class instead of accessing
23// [NSPasteboard pasteboardWithName:NSFindPboard] directly.
24//
25// This is not thread-safe and must be used on the main thread.
26//
27// This is supposed to be a singleton.
28@interface FindPasteboard : NSObject {
29 @private
30  scoped_nsobject<NSString> findText_;
31}
32
33// Returns the singleton instance of this class.
34+ (FindPasteboard*)sharedInstance;
35
36// Returns the current find text. This is never nil; if there is no text on the
37// find pasteboard, this returns an empty string.
38- (NSString*)findText;
39
40// Sets the current find text to |newText| and sends a
41// |kFindPasteboardChangedNotification| to the default notification center if
42// it the new text different from the current text. |newText| must not be nil.
43- (void)setFindText:(NSString*)newText;
44@end
45
46@interface FindPasteboard (TestingAPI)
47- (void)loadTextFromPasteboard:(NSNotification*)notification;
48
49// This methods is meant to be overridden in tests.
50- (NSPasteboard*)findPboard;
51@end
52
53#endif  // __OBJC__
54
55// Also provide a c++ interface
56string16 GetFindPboardText();
57
58#endif  // CHROME_BROWSER_UI_COCOA_FIND_PASTEBOARD_H_
59