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/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*
*/
/*global Windows:true */
var cordova = require('cordova');
var isAlertShowing = false;
var alertStack = [];
// CB-8928: When toStaticHTML is undefined, prompt fails to run
function _cleanHtml(html) { return html; }
if (typeof toStaticHTML !== 'undefined') {
_cleanHtml = toStaticHTML;
}
// Windows does not provide native UI for promp dialog so we use some
// simple html-based implementation until it is available
function createPromptDialog(title, message, buttons, defaultText, callback) {
var isPhone = cordova.platformId == "windows" && WinJS.Utilities.isPhone;;
var dlgWrap = document.createElement("div");
dlgWrap.style.position = "absolute";
dlgWrap.style.width = "100%";
dlgWrap.style.height = "100%";
dlgWrap.style.backgroundColor = "rgba(0,0,0,0.25)";
dlgWrap.style.zIndex = "100000";
var dlg = document.createElement("div");
dlg.style.width = "100%";
dlg.style.minHeight = "180px";
dlg.style.height = "auto";
dlg.style.overflow = "auto";
dlg.style.backgroundColor = "white";
dlg.style.position = "relative";
dlg.style.lineHeight = "2";
if (isPhone) {
dlg.style.padding = "0px 5%";
} else {
dlg.style.top = "50%"; // center vertically
dlg.style.transform = "translateY(-50%)";
dlg.style.padding = "0px 30%";
}
// dialog layout template
dlg.innerHTML = _cleanHtml("<span id='lbl-title' style='font-size: 24pt'></span><br/>" // title
+ "<span id='lbl-message'></span><br/>" // message
+ "<input id='prompt-input' style='width: 100%'/><br/>"); // input fields
dlg.querySelector('#lbl-title').appendChild(document.createTextNode(title));
dlg.querySelector('#lbl-message').appendChild(document.createTextNode(message));
dlg.querySelector('#prompt-input').setAttribute('placeholder', defaultText);
function makeButtonCallback(idx) {
return function () {
var value = promptInput = dlg.querySelector('#prompt-input').value;
dlgWrap.parentNode.removeChild(dlgWrap);
if (callback) {
callback({ input1: value, buttonIndex: idx });
}
}
}
function addButton(idx, label) {
var button = document.createElement('button');
button.style.margin = "8px 0 8px 16px";
button.style.float = "right";
button.style.fontSize = "12pt";
button.tabIndex = idx;
button.onclick = makeButtonCallback(idx + 1);
if (idx == 0) {
button.style.color = "white";
button.style.backgroundColor = "#464646";
} else {
button.style.backgroundColor = "#cccccc";
}
button.style.border = "none";
button.appendChild(document.createTextNode(label));
dlg.appendChild(button);
}
// reverse order is used since we align buttons to the right
for (var idx = buttons.length - 1; idx >= 0; idx--) {
addButton(idx, buttons[idx]);
}
dlgWrap.appendChild(dlg);
document.body.appendChild(dlgWrap);
// make sure input field is under focus
dlg.querySelector('#prompt-input').focus();
return dlgWrap;
}
module.exports = {
alert:function(win, loseX, args) {
if (isAlertShowing) {
var later = function () {
module.exports.alert(win, loseX, args);
};
alertStack.push(later);
return;
}
isAlertShowing = true;
var message = args[0];
var _title = args[1];
var _buttonLabel = args[2];
var md = new Windows.UI.Popups.MessageDialog(message, _title);
md.commands.append(new Windows.UI.Popups.UICommand(_buttonLabel));
md.showAsync().then(function() {
isAlertShowing = false;
win && win();
if (alertStack.length) {
setTimeout(alertStack.shift(), 0);
}
});
},
prompt: function (win, lose, args) {
if (isAlertShowing) {
var later = function () {
module.exports.prompt(win, lose, args);
};
alertStack.push(later);
return;
}
isAlertShowing = true;
var message = args[0],
title = args[1],
buttons = args[2],
defaultText = args[3];
try {
createPromptDialog(title, message, buttons, defaultText, function (evt) {
isAlertShowing = false;
if (win) {
win(evt);
}
});
} catch (e) {
// set isAlertShowing flag back to false in case of exception
isAlertShowing = false;
if (alertStack.length) {
setTimeout(alertStack.shift(), 0);
}
// rethrow exception
throw e;
}
},
confirm:function(win, loseX, args) {
if (isAlertShowing) {
var later = function () {
module.exports.confirm(win, loseX, args);
};
alertStack.push(later);
return;
}
isAlertShowing = true;
try {
var message = args[0];
var _title = args[1];
var buttons = args[2];
var md = new Windows.UI.Popups.MessageDialog(message, _title);
buttons.forEach(function(buttonLabel) {
md.commands.append(new Windows.UI.Popups.UICommand(buttonLabel));
});
md.showAsync().then(function(res) {
isAlertShowing = false;
var result = res ? buttons.indexOf(res.label) + 1 : 0;
win && win(result);
if (alertStack.length) {
setTimeout(alertStack.shift(), 0);
}
});
} catch (e) {
// set isAlertShowing flag back to false in case of exception
isAlertShowing = false;
if (alertStack.length) {
setTimeout(alertStack.shift(), 0);
}
// rethrow exception
throw e;
}
},
beep:function(winX, loseX, args) {
// set a default args if it is not set
args = args && args.length ? args : ["1"];
var snd = new Audio('ms-winsoundevent:Notification.Default');
var count = parseInt(args[0]) || 1;
snd.msAudioCategory = "Alerts";
var onEvent = function () {
if (count > 0) {
snd.play();
} else {
snd.removeEventListener("ended", onEvent);
snd = null;
winX && winX(); // notification.js just sends null, but this is future friendly
}
count--;
};
snd.addEventListener("ended", onEvent);
onEvent();
}
};
require("cordova/exec/proxy").add("Notification",module.exports);
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