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adding method to empty send buffer, limits

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This commit is contained in:
cTn 2014-01-26 21:37:19 +01:00
parent c7dae0f5e3
commit c389a71ece
3 changed files with 18 additions and 4 deletions
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3
js/gui.js
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@ -204,7 +204,8 @@ GUI_control.prototype.tab_switch_cleanup = function(callback) {
if (callback) callback(); if (callback) callback();
break; break;
case 'sensors': case 'sensors':
GUI.interval_kill_all(['port-update', 'port_usage', 'serial_read']); GUI.interval_kill_all(['port-update', 'port_usage']);
serial.empty_output_buffer();
// sensor data tab uses scrollbars, emptying the content before loading another tab // sensor data tab uses scrollbars, emptying the content before loading another tab
// prevents scrollbar exposure to any of the tabs while new content is loaded in // prevents scrollbar exposure to any of the tabs while new content is loaded in

17
js/serial.js
View file

@ -59,11 +59,20 @@ var serial = {
self.transmitting = true; self.transmitting = true;
var sending = function() { var sending = function() {
chrome.serial.send(self.connectionId, self.output_buffer[0].data, function(sendInfo) { // store inside separate variables in case array gets destroyed
self.output_buffer[0].callback(sendInfo); var data = self.output_buffer[0].data;
var callback = self.output_buffer[0].callback;
chrome.serial.send(self.connectionId, data, function(sendInfo) {
callback(sendInfo);
self.output_buffer.shift(); self.output_buffer.shift();
if (self.output_buffer.length) { if (self.output_buffer.length) {
// keep the buffer withing reasonable limits
while (self.output_buffer.length > 500) {
self.output_buffer.pop();
}
sending(); sending();
} else { } else {
self.transmitting = false; self.transmitting = false;
@ -83,5 +92,9 @@ var serial = {
removeListener: function(function_reference) { removeListener: function(function_reference) {
chrome.serial.onReceive.removeListener(function_reference); chrome.serial.onReceive.removeListener(function_reference);
} }
},
empty_output_buffer: function() {
this.output_buffer = [];
this.transmitting = false;
} }
}; };

2
tabs/sensors.js
View file

@ -209,7 +209,7 @@ function tab_initialize_sensors() {
} }
// timer initialization // timer initialization
GUI.interval_kill_all(['port-update', 'port_usage', 'serial_read']); GUI.interval_kill_all(['port-update', 'port_usage']);
// data pulling timers // data pulling timers
GUI.interval_add('status_pull', function() { GUI.interval_add('status_pull', function() {