int checkKeyboard(void) {
int output = -1;
if (keyboard.hit()) {
output = keyboard.getch();
}
return output;
}
int main(int argc, char** argv) {
options.setOptions(argc, argv);
checkOptions(options);
displayHeader(cout);
if (fileQ) {
displayHeader(outputfile);
}
KeyboardInput keyboard; // for typing comments into output file
char keych; // character from keyboard
MidiMessage message;
int lastTime = -1;
midi.open();
while (1) {
while (midi.getCount() > 0) {
message = midi.extract();
if (echoQ) {
midi.send(message);
}
if ((!activeSensingQ) && (message.p0() == 0xfe)) {
// don't display incoming active-sensing messages
continue;
}
// filter any specified message types
if (suppressOffQ && ((message.p0() & 0xf0) == 0x90) &&
(message.p2() == 0)) {
continue;
} else if (filter[(message.p0() >> 4) - 8]) {
continue;
} else if (cfilter[message.p0() & 0x0f]) {
continue;
}
// adjust message time to delta time if necessary
if (!absoluteQ) {
if (lastTime == -1) {
lastTime = message.time;
message.time = 0;
} else {
int temp = message.time;
message.time = message.time - lastTime;
lastTime = temp;
}
}
displayMessage(cout, message, style);
if (fileQ) {
displayMessage(outputfile, message, style);
}
}
if (keyboardQ && keyboard.hit()) {
keych = keyboard.getch();
switch (keych) {
case 27: // escape key
if (fileQ && bufferIndex != 0 && bufferIndex < MAX_KEY_BUFF) {
inputBuffer[bufferIndex] = '\0';
outputfile << inputBuffer;
}
keyboard.deinitialize();
exit(0);
break;
case 0x08: // backspace key
case 0x7f: // delete key
if (bufferIndex > 0) {
cout << "\b \b" << flush;
bufferIndex--;
}
break;
case 0x0a: // enter key only
#ifdef VISUAL
break;
#endif
case 13: // line feed
cout << endl;
if (bufferIndex < MAX_KEY_BUFF) {
inputBuffer[bufferIndex] = '\0';
if (fileQ) {
outputfile << inputBuffer << '\n';
}
examineInputForCommand(inputBuffer);
}
bufferIndex = 0;
break;
case 0x0c: // ^L key (redraw input)
cout << endl;
if (bufferIndex < MAX_KEY_BUFF) {
inputBuffer[bufferIndex] = '\0';
cout << inputBuffer << flush;
}
break;
default: // normal key
cout << keych << flush;
if (bufferIndex < MAX_KEY_BUFF) {
inputBuffer[bufferIndex++] = keych;
} else {
// buffer is WAY to long: kill it
bufferIndex = 0;
}
}
}
millisleep(1); // sleep for 1 millisec for multi-tasking courtesy
}
