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81 lines
2.3 KiB
JavaScript
81 lines
2.3 KiB
JavaScript
function tab_initialize_cli() {
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CLI_active = true;
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// Enter CLI mode
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var bufferOut = new ArrayBuffer(1);
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var bufView = new Uint8Array(bufferOut);
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bufView[0] = 0x23; // #
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chrome.serial.write(connectionId, bufferOut, function(writeInfo) {
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});
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$('.tab-cli input').keypress(function(event) {
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if (event.which == 13) { // enter
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var out_string = $('.tab-cli input').val();
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var bufferOut = new ArrayBuffer(out_string.length + 1); // +1 for enter character
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var bufView = new Uint8Array(bufferOut);
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for (var i = 0; i < out_string.length; i++) {
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bufView[i] = out_string.charCodeAt(i);
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}
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bufView[out_string.length] = 0x0D; // enter
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chrome.serial.write(connectionId, bufferOut, function(writeInfo) {
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$('.tab-cli input').val('');
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});
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}
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});
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// give input element user focus
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$('.tab-cli input').focus();
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}
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function leave_CLI(callback) {
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var bufferOut = new ArrayBuffer(5);
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var bufView = new Uint8Array(bufferOut);
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bufView[0] = 0x65; // e
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bufView[1] = 0x78; // x
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bufView[2] = 0x69; // i
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bufView[3] = 0x74; // t
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bufView[4] = 0x0D; // enter
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chrome.serial.write(connectionId, bufferOut, function(writeInfo) {
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if (typeof callback !== 'undefined') {
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callback();
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}
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});
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CLI_active = false;
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}
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/* Some info about handling line feeds and carriage return
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line feed = LF = \n = 0x0A = 10
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carriage return = CR = \r = 0x0D = 13
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MAC only understands CR
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Linux and Unix only understand LF
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Windows understands (both) CRLF
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*/
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function handle_CLI(data) {
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switch (data) {
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case 10: // line feed
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if (OS == "Windows" || OS == "Linux" || OS == "UNIX") {
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$('.tab-cli .window .wrapper').append("<br />");
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}
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break;
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case 13: // carriage return
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if (OS == "MacOS") {
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$('.tab-cli .window .wrapper').append("<br />");
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}
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break;
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default:
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$('.tab-cli .window .wrapper').append(String.fromCharCode(data));
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$('.tab-cli .window').scrollTop($('.tab-cli .window .wrapper').height());
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}
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} |