chrome_browser_application_mac.h revision 2a99a7e74a7f215066514fe81d2bfa6639d9eddd 
1// Copyright (c) 2012 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_CHROME_BROWSER_APPLICATION_MAC_H_
6#define CHROME_BROWSER_CHROME_BROWSER_APPLICATION_MAC_H_
7
8#ifdef __OBJC__
9
10#import <AppKit/AppKit.h>
11
12#include <vector>
13
14#import "base/mac/scoped_sending_event.h"
15#import "base/memory/scoped_nsobject.h"
16#import "base/message_pump_mac.h"
17#include "base/synchronization/lock.h"
18
19@interface BrowserCrApplication : NSApplication<CrAppProtocol,
20                                                CrAppControlProtocol> {
21 @private
22  BOOL handlingSendEvent_;
23  BOOL cyclingWindows_;
24
25  // App's previous key windows. Most recent key window is last.
26  // Does not include current key window. Elements of this vector are weak
27  // references.
28  std::vector<NSWindow*> previousKeyWindows_;
29
30  // Guards previousKeyWindows_.
31  base::Lock previousKeyWindowsLock_;
32}
33
34// Our implementation of |-terminate:| only attempts to terminate the
35// application, i.e., begins a process which may lead to termination. This
36// method cancels that process.
37- (void)cancelTerminate:(id)sender;
38
39// Keep track of the previous key windows and whether windows are being
40// cycled for use in determining whether a Panel window can become the
41// key window.
42- (NSWindow*)previousKeyWindow;
43- (BOOL)isCyclingWindows;
44@end
45
46namespace chrome_browser_application_mac {
47
48// Bin for unknown exceptions. Exposed for testing purposes.
49extern const size_t kUnknownNSException;
50
51// Returns the histogram bin for |exception| if it is one we track
52// specifically, or |kUnknownNSException| if unknown.  Exposed for testing
53// purposes.
54size_t BinForException(NSException* exception);
55
56// Use UMA to track exception occurance. Exposed for testing purposes.
57void RecordExceptionWithUma(NSException* exception);
58
59}  // namespace chrome_browser_application_mac
60
61#endif  // __OBJC__
62
63namespace chrome_browser_application_mac {
64
65// To be used to instantiate BrowserCrApplication from C++ code.
66void RegisterBrowserCrApp();
67
68// Calls -[NSApp terminate:].
69void Terminate();
70
71// Cancels a termination started by |Terminate()|.
72void CancelTerminate();
73
74}  // namespace chrome_browser_application_mac
75
76#endif  // CHROME_BROWSER_CHROME_BROWSER_APPLICATION_MAC_H_
77