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Bug 738530 - Move PowerManager from shell.js to gaia. r=vingtetun

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This commit is contained in:
Tim Chien 2012-06-30 21:42:10 -04:00
parent ea3052e2f1
commit 85dc074de3
1 changed files with 3 additions and 77 deletions
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80
b2g/chrome/content/shell.js
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@ -23,10 +23,6 @@ XPCOMUtils.defineLazyServiceGetter(Services, 'ss',
'@mozilla.org/content/style-sheet-service;1',
'nsIStyleSheetService');
XPCOMUtils.defineLazyServiceGetter(Services, 'idle',
'@mozilla.org/widget/idleservice;1',
'nsIIdleService');
#ifdef MOZ_WIDGET_GONK
XPCOMUtils.defineLazyServiceGetter(Services, 'audioManager',
'@mozilla.org/telephony/audiomanager;1',
@ -174,7 +170,7 @@ var shell = {
delete Services.audioManager;
#endif
},
changeVolume: function shell_changeVolume(delta) {
let steps = 10;
try {
@ -435,11 +431,11 @@ var AlertsHelper = {
return id;
},
showAlertNotification: function alert_showAlertNotification(imageUrl, title, text, textClickable,
showAlertNotification: function alert_showAlertNotification(imageUrl, title, text, textClickable,
cookie, alertListener, name) {
let id = this.registerListener(cookie, alertListener);
let content = shell.contentBrowser.contentWindow;
shell.sendEvent(content, "mozChromeEvent", { type: "desktop-notification", id: id, icon: imageUrl,
shell.sendEvent(content, "mozChromeEvent", { type: "desktop-notification", id: id, icon: imageUrl,
title: title, text: text } );
}
}
@ -522,76 +518,6 @@ window.addEventListener('ContentStart', function(evt) {
}
});
(function PowerManager() {
// This will eventually be moved to content, so use content API as
// much as possible here. TODO: Bug 738530
let power = navigator.mozPower;
let idleHandler = function idleHandler(subject, topic, time) {
if (topic !== 'idle')
return;
if (power.getWakeLockState("screen") != "locked-foreground") {
navigator.mozPower.screenEnabled = false;
}
}
let wakeLockHandler = function(topic, state) {
// Turn off the screen when no one needs the it or all of them are
// invisible, otherwise turn the screen on. Note that the CPU
// might go to sleep as soon as the screen is turned off and
// acquiring wake lock will not bring it back (actually the code
// is not executed at all).
if (topic === 'screen') {
if (state != "locked-foreground") {
if (Services.idle.idleTime > idleTimeout*1000) {
navigator.mozPower.screenEnabled = false;
}
} else {
navigator.mozPower.screenEnabled = true;
}
} else if (topic == 'cpu') {
navigator.mozPower.cpuSleepAllowed = (state != 'locked-foreground' &&
state != 'locked-background');
}
}
let idleTimeout = Services.prefs.getIntPref('power.screen.timeout');
if (!('mozSettings' in navigator))
return;
let request = navigator.mozSettings.getLock().get('power.screen.timeout');
request.onsuccess = function onSuccess() {
idleTimeout = request.result['power.screen.timeout'] || idleTimeout;
if (!idleTimeout)
return;
Services.idle.addIdleObserver(idleHandler, idleTimeout);
power.addWakeLockListener(wakeLockHandler);
};
request.onerror = function onError() {
if (!idleTimeout)
return;
Services.idle.addIdleObserver(idleHandler, idleTimeout);
power.addWakeLockListener(wakeLockHandler);
};
SettingsListener.observe('power.screen.timeout', idleTimeout, function(value) {
if (!value)
return;
Services.idle.removeIdleObserver(idleHandler, idleTimeout);
idleTimeout = value;
Services.idle.addIdleObserver(idleHandler, idleTimeout);
});
window.addEventListener('unload', function removeIdleObjects() {
Services.idle.removeIdleObserver(idleHandler, idleTimeout);
power.removeWakeLockListener(wakeLockHandler);
});
})();
// This is the backend for Gaia's screenshot feature. Gaia requests a
// screenshot by sending a mozContentEvent with detail.type set to
// 'take-screenshot'. Then we take a screenshot and send a