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node-red/editor/js/ui/notifications.js

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/**
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* Copyright 2013, 2016 IBM Corp.
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*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
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RED.notify = (function() {
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var currentNotifications = [];
var c = 0;
return function(msg,type,fixed,timeout) {
if (currentNotifications.length > 4) {
var ll = currentNotifications.length;
for (var i = 0;ll > 4 && i<currentNotifications.length;i+=1) {
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var notifiction = currentNotifications[i];
if (!notifiction.fixed) {
window.clearTimeout(notifiction.timeoutid);
notifiction.close();
ll -= 1;
}
}
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}
var n = document.createElement("div");
n.id="red-notification-"+c;
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n.className = "notification";
n.fixed = fixed;
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if (type) {
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n.className = "notification notification-"+type;
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}
n.style.display = "none";
n.innerHTML = msg;
$("#notifications").append(n);
$(n).slideDown(300);
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n.close = (function() {
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var nn = n;
return function() {
currentNotifications.splice(currentNotifications.indexOf(nn),1);
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$(nn).slideUp(300, function() {
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nn.parentNode.removeChild(nn);
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});
};
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})();
n.update = (function() {
var nn = n;
return function(msg,timeout) {
nn.innerHTML = msg;
if (timeout !== undefined && timeout > 0) {
window.clearTimeout(nn.timeoutid);
nn.timeoutid = window.setTimeout(nn.close,timeout);
} else {
window.clearTimeout(nn.timeoutid);
}
}
})();
if (!fixed) {
$(n).click((function() {
var nn = n;
return function() {
nn.close();
window.clearTimeout(nn.timeoutid);
};
})());
n.timeoutid = window.setTimeout(n.close,timeout||3000);
}
currentNotifications.push(n);
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c+=1;
return n;
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}
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})();