15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2011 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ui/views/repeat_controller.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)using base::TimeDelta; 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace views { 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// The delay before the first and then subsequent repeats. Values taken from 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// XUL code: http://mxr.mozilla.org/seamonkey/source/layout/xul/base/src/nsRepeatService.cpp#52 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kInitialRepeatDelay = 250; 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)const int kRepeatDelay = 50; 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/////////////////////////////////////////////////////////////////////////////// 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// RepeatController, public: 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)RepeatController::RepeatController(const base::Closure& callback) 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) : callback_(callback) { 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)RepeatController::~RepeatController() { 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void RepeatController::Start() { 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The first timer is slightly longer than subsequent repeats. 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) timer_.Start(FROM_HERE, TimeDelta::FromMilliseconds(kInitialRepeatDelay), 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) this, &RepeatController::Run); 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 315821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void RepeatController::Stop() { 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) timer_.Stop(); 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)/////////////////////////////////////////////////////////////////////////////// 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// RepeatController, private: 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)void RepeatController::Run() { 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) timer_.Start(FROM_HERE, TimeDelta::FromMilliseconds(kRepeatDelay), this, 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) &RepeatController::Run); 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) callback_.Run(); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace views 46