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