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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/cocoa/system_hotkey_helper_mac.h"
#include "base/bind.h"
#include "base/files/file_path.h"
#include "base/mac/foundation_util.h"
#include "base/message_loop/message_loop.h"
#include "base/metrics/histogram.h"
#include "content/browser/cocoa/system_hotkey_map.h"
#include "content/public/browser/browser_thread.h"
namespace {
NSString* kSystemHotkeyPlistExtension =
@"/Preferences/com.apple.symbolichotkeys.plist";
// Amount of time to delay loading the hotkeys in seconds.
const int kLoadHotkeysDelaySeconds = 10;
} // namespace
namespace content {
// static
SystemHotkeyHelperMac* SystemHotkeyHelperMac::GetInstance() {
return Singleton<SystemHotkeyHelperMac>::get();
}
void SystemHotkeyHelperMac::DeferredLoadSystemHotkeys() {
BrowserThread::PostDelayedTask(
BrowserThread::FILE,
FROM_HERE,
base::Bind(&SystemHotkeyHelperMac::LoadSystemHotkeys,
base::Unretained(this)),
base::TimeDelta::FromSeconds(kLoadHotkeysDelaySeconds));
}
SystemHotkeyHelperMac::SystemHotkeyHelperMac() : map_(new SystemHotkeyMap) {
}
SystemHotkeyHelperMac::~SystemHotkeyHelperMac() {
}
void SystemHotkeyHelperMac::LoadSystemHotkeys() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
std::string library_path(base::mac::GetUserLibraryPath().value());
NSString* expanded_file_path =
[NSString stringWithFormat:@"%s%@",
library_path.c_str(),
kSystemHotkeyPlistExtension];
// Loads the file into memory.
NSData* data = [NSData dataWithContentsOfFile:expanded_file_path];
// Intentionally create the object with +1 retain count, as FileDidLoad
// will destroy the object.
NSDictionary* dictionary = [SystemHotkeyMap::DictionaryFromData(data) retain];
BrowserThread::PostTask(BrowserThread::UI,
FROM_HERE,
base::Bind(&SystemHotkeyHelperMac::FileDidLoad,
base::Unretained(this),
dictionary));
}
void SystemHotkeyHelperMac::FileDidLoad(NSDictionary* dictionary) {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
bool success = map()->ParseDictionary(dictionary);
UMA_HISTOGRAM_BOOLEAN("OSX.SystemHotkeyMap.LoadSuccess", success);
[dictionary release];
}
} // namespace content
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