ESPTerm - ESP8266 terminal emulator. Branches: [master] patches, [work] next release
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espterm-firmware/user/apars_osc.c

72 lines
1.5 KiB

//
// Created by MightyPork on 2017/08/20.
//
// Handle OSC commands (Operating System Command)
// ESC ] Ps ; Pt ST
//
// Those are used to pass various text variables to the terminal:
//
// Ps = 0 or 2 ... set screen title to Pt
// Ps = 81-85 ... set button label to Pt
//
#include "apars_osc.h"
#include "apars_logging.h"
#include "screen.h"
#include "ansi_parser.h"
#include "cgi_sockets.h"
/**
* Helper function to parse incoming OSC (Operating System Control)
* @param buffer - the OSC body (after OSC and before ST)
*/
void ICACHE_FLASH_ATTR
apars_handle_osc(char *buffer)
{
int n = 0;
char c = 0;
while ((c = *buffer++) != 0) {
if (c >= '0' && c <= '9') {
n = (n * 10 + (c - '0'));
} else {
break;
}
}
if (c == ';') {
// Do something with the data string and number
// (based on xterm manpage)
if (n == 0 || n == 2) {
// Window title (or "icon name" in Xterm)
screen_set_title(buffer);
}
else if (n == 4) {
// XXX setting RGB color, ignore
}
else if (n == 9) {
// iTerm2-style "growl" notifications
buffer--;
buffer[0] = 'G';
notify_growl(buffer);
}
else if (n == 70) {
// ESPTerm: backdrop
screen_set_backdrop(buffer);
}
else if (n >= 81 && n <= 85) {
// ESPTerm: action button label
screen_set_button_text(n - 80, buffer);
}
else if (n >= 91 && n <= 95) {
// ESPTerm: action button message
screen_set_button_message(n - 90, buffer);
}
else {
ansi_noimpl("OSC %d ; %s ST", n, buffer);
}
}
else {
ansi_warn("BAD OSC: %s", buffer);
apars_show_context();
}
}