59 lines
1.3 KiB
JavaScript
59 lines
1.3 KiB
JavaScript
function debug(/**/) {
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var args = arguments;
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var msg = ""
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for(var i = 0; i < args.length; i++){
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if(typeof args[i] === "object") {
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msg += " " + JSON.stringify(args[i])
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} else {
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msg += " " + args[i]
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}
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}
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postData({call:"debug", args:[msg]})
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document.getElementById("debug").innerHTML += "<br>" + msg
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}
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// Helper function for generating pseudo callbacks and sending data to the QML part of the application
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function postData(data, cb) {
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data._seed = Math.floor(Math.random() * 1000000)
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if(cb) {
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eth._callbacks[data._seed] = cb;
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}
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if(data.args === undefined) {
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data.args = [];
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}
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navigator.qt.postMessage(JSON.stringify(data));
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}
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navigator.qt.onmessage = function(ev) {
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var data = JSON.parse(ev.data)
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if(data._event !== undefined) {
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eth.trigger(data._event, data.data);
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} else {
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if(data._seed) {
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var cb = eth._callbacks[data._seed];
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if(cb) {
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// Figure out whether the returned data was an array
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// array means multiple return arguments (multiple params)
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if(data.data instanceof Array) {
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cb.apply(this, data.data)
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} else {
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cb.call(this, data.data)
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}
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// Remove the "trigger" callback
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delete eth._callbacks[ev._seed];
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}
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}
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}
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}
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window.onerror = function(message, file, lineNumber, column, errorObj) {
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debug(file, message, lineNumber+":"+column, errorObj);
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return false;
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}
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