gecko/toolkit/content/widgets/notification.xml

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<?xml version="1.0"?>
<!DOCTYPE bindings [
<!ENTITY % notificationDTD SYSTEM "chrome://global/locale/notification.dtd">
%notificationDTD;
]>
<bindings id="notificationBindings"
xmlns="http://www.mozilla.org/xbl"
xmlns:xbl="http://www.mozilla.org/xbl"
xmlns:xul="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
<binding id="notificationbox">
<content>
<xul:stack xbl:inherits="hidden=notificationshidden">
<xul:spacer/>
<children includes="notification"/>
</xul:stack>
<children/>
</content>
<implementation>
<field name="PRIORITY_INFO_LOW" readonly="true">1</field>
<field name="PRIORITY_INFO_MEDIUM" readonly="true">2</field>
<field name="PRIORITY_INFO_HIGH" readonly="true">3</field>
<field name="PRIORITY_WARNING_LOW" readonly="true">4</field>
<field name="PRIORITY_WARNING_MEDIUM" readonly="true">5</field>
<field name="PRIORITY_WARNING_HIGH" readonly="true">6</field>
<field name="PRIORITY_CRITICAL_LOW" readonly="true">7</field>
<field name="PRIORITY_CRITICAL_MEDIUM" readonly="true">8</field>
<field name="PRIORITY_CRITICAL_HIGH" readonly="true">9</field>
<field name="PRIORITY_CRITICAL_BLOCK" readonly="true">10</field>
<field name="currentNotification">null</field>
<field name="slideSteps">4</field>
<field name="_timer">null</field>
<field name="_closedNotification">null</field>
<field name="_blockingCanvas">null</field>
<property name="notificationsHidden"
onget="return this.getAttribute('notificationshidden') == 'true';">
<setter>
if (val)
this.setAttribute('notificationshidden', true);
else this.removeAttribute('notificationshidden');
return val;
</setter>
</property>
<property name="allNotifications" readonly="true">
<getter>
<![CDATA[
var closedNotification = this._closedNotification;
var notifications = this.getElementsByTagName('notification');
return Array.filter(notifications, function(n) n != closedNotification);
]]>
</getter>
</property>
<method name="getNotificationWithValue">
<parameter name="aValue"/>
<body>
<![CDATA[
var notifications = this.allNotifications;
for (var n = notifications.length - 1; n >= 0; n--) {
if (aValue == notifications[n].value)
return notifications[n];
}
return null;
]]>
</body>
</method>
<method name="appendNotification">
<parameter name="aLabel"/>
<parameter name="aValue"/>
<parameter name="aImage"/>
<parameter name="aPriority"/>
<parameter name="aButtons"/>
<body>
<![CDATA[
if (aPriority < this.PRIORITY_INFO_LOW ||
aPriority > this.PRIORITY_CRITICAL_BLOCK)
throw "Invalid notification priority " + aPriority;
// check for where the notification should be inserted according to
// priority. If two are equal, the existing one appears on top.
var notifications = this.allNotifications;
var insertPos = null;
for (var n = notifications.length - 1; n >= 0; n--) {
if (notifications[n].priority < aPriority)
break;
insertPos = notifications[n];
}
const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
var newitem = document.createElementNS(XULNS, "notification");
newitem.setAttribute("label", aLabel);
newitem.setAttribute("value", aValue);
if (aImage)
2009-06-28 05:52:31 -07:00
newitem.setAttribute("image", aImage);
if (!insertPos) {
newitem.style.position = "fixed";
newitem.style.top = "100%";
}
this.insertBefore(newitem, insertPos);
if (aButtons) {
for (var b = 0; b < aButtons.length; b++) {
var button = aButtons[b];
var buttonElem = document.createElementNS(XULNS, "button");
buttonElem.setAttribute("label", button.label);
buttonElem.setAttribute("accesskey", button.accessKey);
newitem.appendChild(buttonElem);
buttonElem.buttonInfo = button;
}
}
newitem.priority = aPriority;
if (aPriority >= this.PRIORITY_CRITICAL_LOW)
newitem.type = "critical";
else if (aPriority <= this.PRIORITY_INFO_HIGH)
newitem.type = "info";
else
newitem.type = "warning";
if (!insertPos)
this._showNotification(newitem, true);
// Fire event for accessibility APIs
var event = document.createEvent("Events");
event.initEvent("AlertActive", true, true);
newitem.dispatchEvent(event);
return newitem;
]]>
</body>
</method>
<method name="removeNotification">
<parameter name="aItem"/>
<body>
<![CDATA[
if (aItem == this.currentNotification)
this.removeCurrentNotification();
else if (aItem != this._closedNotification)
this.removeChild(aItem);
return aItem;
]]>
</body>
</method>
<method name="removeCurrentNotification">
<body>
<![CDATA[
this._showNotification(this.currentNotification, false);
return null;
]]>
</body>
</method>
<method name="removeAllNotifications">
<parameter name="aImmediate"/>
<body>
<![CDATA[
var notifications = this.allNotifications;
for (var n = notifications.length - 1; n >= 0; n--) {
if (aImmediate)
this.removeChild(notifications[n]);
else
this.removeNotification(notifications[n]);
}
this.currentNotification = null;
if (aImmediate && this._timer) {
// Must clear up any currently animating notification
clearInterval(this._timer);
if (this._closedNotification) {
this.removeChild(this._closedNotification);
this._closedNotification = null;
}
}
]]>
</body>
</method>
<method name="removeTransientNotifications">
<body>
<![CDATA[
var notifications = this.allNotifications;
for (var n = notifications.length - 1; n >= 0; n--) {
var notification = notifications[n];
if (notification.persistence)
notification.persistence--;
else if (Date.now() > notification.timeout)
this.removeNotification(notification);
}
]]>
</body>
</method>
<method name="_showNotification">
<parameter name="aNotification"/>
<parameter name="aSlideIn"/>
<body>
<![CDATA[
if (this._timer) {
clearInterval(this._timer);
if (this.currentNotification) {
this.currentNotification.style.marginTop = "0px";
this.currentNotification.style.opacity = 1;
}
if (this._closedNotification) {
this.removeChild(this._closedNotification);
this._closedNotification = null;
}
this._setBlockingState(this.currentNotification);
}
var height = aNotification.boxObject.height;
var change = height / this.slideSteps;
var margin;
if (aSlideIn) {
if (this.currentNotification &&
this.currentNotification.boxObject.height > height)
height = this.currentNotification.boxObject.height;
this.currentNotification = aNotification;
aNotification.style.removeProperty("position");
aNotification.style.removeProperty("top");
aNotification.style.marginTop = -height + "px";
aNotification.style.opacity = 0;
margin = -height;
}
else {
change = -change;
this._closedNotification = aNotification;
var notifications = this.allNotifications;
var idx = notifications.length - 1;
if (idx >= 0)
this.currentNotification = notifications[idx];
else
this.currentNotification = null;
var style = window.getComputedStyle(aNotification, null);
margin = style.getPropertyCSSValue("margin-top").
getFloatValue(CSSPrimitiveValue.CSS_PX);
}
var opacitychange = change / height;
const FRAME_LENGTH = 50;
function slide(self, args, off) {
// If the notificationbox is disconnected then stop the timer
if (self.ownerDocument.compareDocumentPosition(self) &
Node.DOCUMENT_POSITION_DISCONNECTED) {
clearInterval(args.timer);
return;
}
var framesToHandle = 1;
// Skip frames if we aren't getting the desired frame rate.
if (off > 0)
framesToHandle += Math.round(off / FRAME_LENGTH);
margin += framesToHandle * change;
if (change > 0 && margin >= 0) {
aNotification.style.marginTop = "0px";
aNotification.style.opacity = 1;
}
else if (change < 0 && margin <= -height) {
aNotification.style.marginTop = -height + "px";
}
else {
aNotification.style.marginTop = margin.toFixed(4) + "px";
if (opacitychange)
aNotification.style.opacity =
Number(aNotification.style.opacity) + framesToHandle * opacitychange;
return;
}
clearInterval(self._timer);
self._timer = null;
if (self._closedNotification) {
self.removeChild(self._closedNotification);
self._closedNotification = null;
}
self._setBlockingState(self.currentNotification);
}
var args = {};
this._timer = setInterval(slide, FRAME_LENGTH, this, args);
args.timer = this._timer;
]]>
</body>
</method>
<method name="_setBlockingState">
<parameter name="aNotification"/>
<body>
<![CDATA[
var isblock = aNotification &&
aNotification.priority == this.PRIORITY_CRITICAL_BLOCK;
var canvas = this._blockingCanvas;
if (isblock) {
if (!canvas)
canvas = document.createElementNS("http://www.w3.org/1999/xhtml", "canvas");
const XULNS = "http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul";
var content = this.firstChild;
if (!content ||
content.namespaceURI != XULNS ||
content.localName != "browser")
return;
var width = content.boxObject.width;
var height = content.boxObject.height;
content.collapsed = true;
canvas.setAttribute("width", width);
canvas.setAttribute("height", height);
canvas.setAttribute("flex", "1");
this.appendChild(canvas);
this._blockingCanvas = canvas;
var bgcolor = "white";
try {
var prefService = Components.classes["@mozilla.org/preferences-service;1"].
getService(Components.interfaces.nsIPrefBranch);
bgcolor = prefService.getCharPref("browser.display.background_color");
var win = content.contentWindow;
var context = canvas.getContext("2d");
context.globalAlpha = 0.5;
context.drawWindow(win, win.scrollX, win.scrollY,
width, height, bgcolor);
}
catch(ex) { };
}
else if (canvas) {
canvas.parentNode.removeChild(canvas);
this._blockingCanvas = null;
var content = this.firstChild;
if (content)
content.collapsed = false;
}
]]>
</body>
</method>
</implementation>
</binding>
<binding id="notification">
<content>
<xul:hbox class="notification-inner outset" flex="1" xbl:inherits="type">
<xul:hbox anonid="details" align="center" flex="1"
oncommand="this.parentNode.parentNode._doButtonCommand(event);">
<xul:image anonid="messageImage" class="messageImage" xbl:inherits="src=image"/>
<xul:description anonid="messageText" class="messageText" flex="1" xbl:inherits="xbl:text=label"/>
<xul:spacer flex="1"/>
<children/>
</xul:hbox>
<xul:toolbarbutton ondblclick="event.stopPropagation();"
class="messageCloseButton tabbable"
xbl:inherits="hidden=hideclose"
tooltiptext="&closeNotification.tooltip;"
oncommand="document.getBindingParent(this).close();"/>
</xul:hbox>
</content>
<resources>
<stylesheet src="chrome://global/skin/notification.css"/>
</resources>
<implementation implements="nsIAccessibleProvider">
<property name="accessibleType" readonly="true">
<getter>
<![CDATA[
return Components.interfaces.nsIAccessibleProvider.XULAlert;
]]>
</getter>
</property>
<property name="label" onset="this.setAttribute('label', val); return val;"
onget="return this.getAttribute('label');"/>
<property name="value" onset="this.setAttribute('value', val); return val;"
onget="return this.getAttribute('value');"/>
<property name="image" onset="this.setAttribute('image', val); return val;"
onget="return this.getAttribute('image');"/>
<property name="type" onset="this.setAttribute('type', val); return val;"
onget="return this.getAttribute('type');"/>
<property name="priority" onget="return parseInt(this.getAttribute('priority')) || 0;"
onset="this.setAttribute('priority', val); return val;"/>
<property name="persistence" onget="return parseInt(this.getAttribute('persistence')) || 0;"
onset="this.setAttribute('persistence', val); return val;"/>
<field name="timeout">0</field>
<property name="control" readonly="true">
<getter>
<![CDATA[
var parent = this.parentNode;
while (parent) {
if (parent.localName == "notificationbox")
return parent;
parent = parent.parentNode;
}
return null;
]]>
</getter>
</property>
<method name="close">
<body>
<![CDATA[
var control = this.control;
if (control)
control.removeNotification(this);
else
this.hidden = true;
]]>
</body>
</method>
<method name="_doButtonCommand">
<parameter name="aEvent"/>
<body>
<![CDATA[
if (!("buttonInfo" in aEvent.target))
return;
var button = aEvent.target.buttonInfo;
if (button.popup) {
document.popupNode = aEvent.target;
document.getElementById(button.popup).
showPopup(aEvent.originalTarget, -1, -1, "popup", "bottomleft", "topleft");
aEvent.stopPropagation();
}
else {
var callback = button.callback;
if (callback) {
var result = callback(this, button);
if (!result)
this.close();
aEvent.stopPropagation();
}
}
]]>
</body>
</method>
</implementation>
</binding>
</bindings>