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Code Issues Wiki Activity

onReceiverError handle implementation

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This commit is contained in:
cTn 2014-06-28 14:25:11 +02:00
parent 844b211ea6
commit 959edc85e7
1 changed files with 35 additions and 0 deletions
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35
js/serial.js
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@ -21,6 +21,18 @@ var serial = {
self.bytes_received += info.data.byteLength; self.bytes_received += info.data.byteLength;
}); });
self.onReceiveError.addListener(function watch_for_on_receive_errors(info) {
console.error(info);
// valid conditions are 'disconnected', 'timeout', 'device_lost', 'system_error'
if (info.error == 'system_error') {
// we might be able to recover from this one
chrome.serial.setPaused(self.connectionId, false, function() {
console.log('SERIAL: Connection unpause after onReceiveError triggered');
});
}
});
console.log('SERIAL: Connection opened with ID: ' + connectionInfo.connectionId + ', Baud: ' + connectionInfo.bitrate); console.log('SERIAL: Connection opened with ID: ' + connectionInfo.connectionId + ', Baud: ' + connectionInfo.bitrate);
callback(connectionInfo); callback(connectionInfo);
@ -40,6 +52,10 @@ var serial = {
self.onReceive.removeListener(self.onReceive.listeners[i]); self.onReceive.removeListener(self.onReceive.listeners[i]);
} }
for (var i = (self.onReceiveError.listeners.length - 1); i >= 0; i--) {
self.onReceiveError.removeListener(self.onReceiveError.listeners[i]);
}
chrome.serial.disconnect(this.connectionId, function(result) { chrome.serial.disconnect(this.connectionId, function(result) {
if (result) { if (result) {
console.log('SERIAL: Connection with ID: ' + self.connectionId + ' closed'); console.log('SERIAL: Connection with ID: ' + self.connectionId + ' closed');
@ -124,6 +140,25 @@ var serial = {
} }
} }
}, },
onReceiveError: {
listeners: [],
addListener: function(function_reference) {
var listener = chrome.serial.onReceiveError.addListener(function_reference);
this.listeners.push(function_reference);
},
removeListener: function(function_reference) {
for (var i = (this.listeners.length - 1); i >= 0; i--) {
if (this.listeners[i] == function_reference) {
chrome.serial.onReceiveError.removeListener(function_reference);
this.listeners.splice(i, 1);
break;
}
}
}
},
empty_output_buffer: function() { empty_output_buffer: function() {
this.output_buffer = []; this.output_buffer = [];
this.transmitting = false; this.transmitting = false;