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_UI_COCOA_CONFIRM_QUIT_H_ 6 #define CHROME_BROWSER_UI_COCOA_CONFIRM_QUIT_H_ 7 8 class PrefRegistrySimple; 9 10 namespace confirm_quit { 11 12 enum ConfirmQuitMetric { 13 // The user quit without having the feature enabled. 14 kNoConfirm = 0, 15 // The user held Cmd+Q for the entire duration. 16 kHoldDuration, 17 // The user hit Cmd+Q twice for the accelerated path. 18 kDoubleTap, 19 // The user tapped Cmd+Q once and then held it. 20 kTapHold, 21 22 kSampleCount 23 }; 24 25 // Records the histogram value for the above metric. 26 void RecordHistogram(ConfirmQuitMetric sample); 27 28 // Registers the preference in app-wide local state. 29 void RegisterLocalState(PrefRegistrySimple* registry); 30 31 } // namespace confirm_quit 32 33 #endif // CHROME_BROWSER_UI_COCOA_CONFIRM_QUIT_H_ 34