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1 Commits
main ... gui-redesi

Author SHA1 Message Date
Ryan Collier be462cc98e Redesign GUI layout to match CLI look and feel
3 weeks ago
1 changed files with 315 additions and 312 deletions
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563
termtcp_gui.cpp
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@ -1,11 +1,10 @@
/* termtcp_gui.cpp — FLTK GUI for TermTCP
* BPQTermTCP protocol client for BPQ32 packet radio nodes.
* Compile: see Makefile target 'gui'
* Layout matches the ncurses CLI: status bar top, output pane, monitor pane,
* input line, function key bar bottom.
*/
#include <FL/Fl.H>
#include <FL/Fl_Double_Window.H>
#include <FL/Fl_Menu_Bar.H>
#include <FL/Fl_Text_Display.H>
#include <FL/Fl_Text_Buffer.H>
#include <FL/Fl_Input.H>
@ -13,9 +12,11 @@
#include <FL/Fl_Return_Button.H>
#include <FL/Fl_Box.H>
#include <FL/Fl_Tile.H>
#include <FL/Fl_Group.H>
#include <FL/Fl_Hold_Browser.H>
#include <FL/Fl_Window.H>
#include <FL/fl_ask.H>
#include <FL/fl_draw.H>
extern "C" {
#include <unistd.h>
@ -34,6 +35,12 @@ extern "C" {
#define RECV_SZ 4096
#define MON_FBUF_SZ 4096
/* ── Layout constants (pixels) ───────────────────────────── */
static const int STATUS_H = 22;
static const int SEP_H = 16;
static const int INPUT_H = 26;
static const int FKEY_H = 26;
/* ── Config ──────────────────────────────────────────────── */
struct HostEntry {
@ -70,6 +77,7 @@ static int g_mon_flen = 0;
/* ── GUI widgets ─────────────────────────────────────────── */
static Fl_Double_Window *main_win = nullptr;
static Fl_Box *status_bar = nullptr;
static Fl_Text_Display *out_disp = nullptr;
static Fl_Text_Display *mon_disp = nullptr;
static Fl_Text_Buffer *out_buf = nullptr;
@ -77,29 +85,41 @@ static Fl_Text_Buffer *out_styl = nullptr;
static Fl_Text_Buffer *mon_buf = nullptr;
static Fl_Text_Buffer *mon_styl = nullptr;
static Fl_Input *inp = nullptr;
static Fl_Box *status_lbl = nullptr;
static Fl_Menu_Bar *menu_bar = nullptr;
/* Style table — index from 'A'.
* A=default B=green(monitor) C=red(error)
* D=yellow(status) E=cyan(info) F=magenta */
static Fl_Button *fkey_btn[9]; /* F1 F3 F4 F5 F6 F7 F8 F9 F10 */
/* Colors matching the CLI color pairs */
static const Fl_Color COL_STATUS_BG = fl_rgb_color(0, 0, 160);
static const Fl_Color COL_STATUS_FG = FL_WHITE;
static const Fl_Color COL_OUT_BG = fl_rgb_color(10, 10, 10);
static const Fl_Color COL_OUT_FG = FL_WHITE;
static const Fl_Color COL_MON_BG = fl_rgb_color(0, 20, 0);
static const Fl_Color COL_MON_FG = fl_rgb_color(0, 220, 0);
static const Fl_Color COL_SEP_BG = fl_rgb_color(0, 140, 140);
static const Fl_Color COL_SEP_FG = FL_WHITE;
static const Fl_Color COL_INP_BG = fl_rgb_color(20, 20, 20);
static const Fl_Color COL_INP_FG = FL_WHITE;
static const Fl_Color COL_FKEY_BG = fl_rgb_color(0, 0, 100);
static const Fl_Color COL_FKEY_CHIP = fl_rgb_color(200, 200, 255);
static const Fl_Color COL_FKEY_TEXT = fl_rgb_color(0, 0, 80);
/* Style table for Fl_Text_Display highlighting.
* Index from 'A': A=default B=green C=red D=yellow E=cyan F=magenta */
static const Fl_Text_Display::Style_Table_Entry STYLES[] = {
{ FL_FOREGROUND_COLOR, FL_COURIER, 13 }, /* A */
{ fl_rgb_color(0,180,0), FL_COURIER, 13 }, /* B */
{ FL_RED, FL_COURIER, 13 }, /* C */
{ fl_rgb_color(180,140,0), FL_COURIER, 13 }, /* D */
{ fl_rgb_color(0,190,210), FL_COURIER, 13 }, /* E */
{ FL_MAGENTA, FL_COURIER, 13 }, /* F */
{ COL_OUT_FG, FL_COURIER, 13 }, /* A default */
{ fl_rgb_color(0,220,0), FL_COURIER, 13 }, /* B green */
{ fl_rgb_color(220,60,60), FL_COURIER, 13 }, /* C red */
{ fl_rgb_color(220,200,0), FL_COURIER, 13 }, /* D yellow */
{ fl_rgb_color(0,210,220), FL_COURIER, 13 }, /* E cyan */
{ fl_rgb_color(200,80,200),FL_COURIER, 13 }, /* F magenta */
};
#define N_STYLES 6
/* ── Forward declarations ────────────────────────────────── */
static void tcp_disconnect(void);
static void update_status(void);
static void cb_timer(void *);
static void do_connect(int idx);
/* ── Config I/O ──────────────────────────────────────────── */
/* ── Config loading ──────────────────────────────────────── */
static void load_config(void)
{
@ -113,33 +133,24 @@ static void load_config(void)
char line[256];
int hi = -1;
while (fgets(line, sizeof(line), fp)) {
/* strip trailing newline */
int l = (int)strlen(line);
while (l > 0 && (line[l-1]=='\n'||line[l-1]=='\r'||line[l-1]==' '))
line[--l] = '\0';
if (line[0] == '[') {
/* section header */
if (strncmp(line, "[Host", 5) == 0 && num_hosts < MAX_HOSTS) {
hi = num_hosts++;
memset(&hosts[hi], 0, sizeof(HostEntry));
} else {
hi = -1;
}
hi = (strncmp(line,"[Host",5)==0 && num_hosts<MAX_HOSTS) ? num_hosts++ : -1;
if (hi >= 0) memset(&hosts[hi], 0, sizeof(HostEntry));
continue;
}
char *eq = strchr(line, '=');
if (!eq) continue;
*eq = '\0';
const char *key = line, *val = eq+1;
if (hi >= 0) {
if (!strcmp(key,"Host")) { strncpy(hosts[hi].host, val, 99); }
else if (!strcmp(key,"Port")) { strncpy(hosts[hi].port, val, 9); }
else if (!strcmp(key,"Username")) { strncpy(hosts[hi].username, val, 79); }
else if (!strcmp(key,"Password")) { strncpy(hosts[hi].password, val, 79); }
else if (!strcmp(key,"Name")) { strncpy(hosts[hi].name, val, 49); }
if (!strcmp(key,"Host")) strncpy(hosts[hi].host, val, 99);
else if (!strcmp(key,"Port")) strncpy(hosts[hi].port, val, 9);
else if (!strcmp(key,"Username")) strncpy(hosts[hi].username, val, 79);
else if (!strcmp(key,"Password")) strncpy(hosts[hi].password, val, 79);
else if (!strcmp(key,"Name")) strncpy(hosts[hi].name, val, 49);
} else {
if (!strcmp(key,"MonTX")) mon_tx = atoi(val);
else if (!strcmp(key,"MonCom")) mon_com = atoi(val);
@ -149,8 +160,7 @@ static void load_config(void)
else if (!strcmp(key,"PortMask")) port_mask = atoi(val);
else if (strncmp(key,"PortName",8)==0) {
int pn = atoi(key+8);
if (pn >= 1 && pn <= 32)
snprintf(port_names[pn-1], 32, "%s", val);
if (pn>=1 && pn<=32) snprintf(port_names[pn-1],32,"%s",val);
}
}
}
@ -163,50 +173,39 @@ static void append_styled(Fl_Text_Buffer *tbuf, Fl_Text_Buffer *sbuf,
const char *text, int len, char style)
{
if (len <= 0) return;
/* Build a style string the same length as text (minus any stripped
* BPQ 0x1B colour-escape pairs which we skip). */
char *tmp = (char *)malloc(len + 1);
char *sty = (char *)malloc(len + 1);
if (!tmp || !sty) { free(tmp); free(sty); return; }
int ti = 0;
char cur = style;
for (int i = 0; i < len; ) {
unsigned char c = (unsigned char)text[i];
if (c == 0x1B && i+1 < len) {
/* BPQ colour byte — map to style char */
unsigned char cb = (unsigned char)text[i+1];
int idx = (int)cb - 10;
/* BPQ colour byte → map to style */
int idx = (int)(unsigned char)text[i+1] - 10;
if (idx < 0) cur = 'A';
else if (idx < 4) cur = 'E'; /* dark blue → cyan */
else if (idx < 20) cur = 'B'; /* green */
else if (idx < 60) cur = 'C'; /* reds */
else cur = 'D'; /* bright → yellow */
else if (idx < 4) cur = 'E';
else if (idx < 20) cur = 'B';
else if (idx < 60) cur = 'C';
else cur = 'D';
i += 2;
} else if (c == '\r') {
i++; /* skip bare CR */
i++;
} else {
tmp[ti] = (char)c;
sty[ti] = cur;
ti++;
i++;
ti++; i++;
}
}
tmp[ti] = '\0';
sty[ti] = '\0';
tmp[ti] = '\0'; sty[ti] = '\0';
tbuf->append(tmp);
sbuf->append(sty);
free(tmp);
free(sty);
free(tmp); free(sty);
}
static void out_append(const char *text, int len, char style = 'A')
{
append_styled(out_buf, out_styl, text, len, style);
/* scroll to bottom */
out_disp->scroll(out_buf->count_lines(0, out_buf->length()), 0);
}
@ -261,38 +260,30 @@ static void parse_portinfo(const char *data, int len)
static void bpq_process(const char *buf, int len)
{
const char *p = buf;
const char *end = buf + len;
const char *p = buf, *end = buf+len;
while (p < end) {
if (!g_in_mon) {
const char *ff = (const char *)memchr(p, 0xFF, end-p);
if (!ff) {
out_append(p, (int)(end - p));
break;
}
if (ff > p)
out_append(p, (int)(ff - p));
if (!ff) { out_append(p, (int)(end-p)); break; }
if (ff > p) out_append(p, (int)(ff-p));
p = ff+1;
if (p < end && (unsigned char)*p == 0xFF) {
parse_portinfo(p+1, (int)(end-p-1));
p = end;
} else {
g_in_mon = 1;
g_mon_flen = 0;
g_in_mon = 1; g_mon_flen = 0;
}
} else {
const char *fe = (const char *)memchr(p, 0xFE, end-p);
int seg_len = fe ? (int)(fe - p) : (int)(end - p);
if (seg_len > 0) {
int seg = fe ? (int)(fe-p) : (int)(end-p);
if (seg > 0) {
int room = MON_FBUF_SZ-1-g_mon_flen;
int add = seg_len < room ? seg_len : room;
int add = seg<room?seg:room;
memcpy(g_mon_fbuf+g_mon_flen, p, add);
g_mon_flen += add;
}
if (fe) {
if (g_mon_flen > 0) {
/* NODES filter */
int is_nodes = 0;
for (int i = 0; i <= g_mon_flen-6 && !is_nodes; i++)
if (memcmp(g_mon_fbuf+i, ">NODES", 6)==0) is_nodes=1;
@ -301,19 +292,15 @@ static void bpq_process(const char *buf, int len)
mon_append(g_mon_fbuf, g_mon_flen+1);
}
}
g_mon_flen = 0;
g_in_mon = 0;
p = fe + 1;
} else {
break;
}
g_mon_flen = 0; g_in_mon = 0; p = fe+1;
} else break;
}
}
}
/* ── Socket handling ─────────────────────────────────────── */
static void on_socket_ready(int /*fd*/, void * /*data*/)
static void on_socket_ready(int, void *)
{
char buf[RECV_SZ];
int n = recv(g_sock, buf, sizeof(buf)-1, 0);
@ -325,40 +312,25 @@ static void on_socket_ready(int /*fd*/, void * /*data*/)
}
}
static int tcp_connect_to(int idx)
static int tcp_connect_host(int idx)
{
if (idx < 0 || idx >= num_hosts) return -1;
struct addrinfo hints, *res = nullptr;
memset(&hints, 0, sizeof(hints));
hints.ai_family = AF_UNSPEC;
hints.ai_socktype = SOCK_STREAM;
if (getaddrinfo(hosts[idx].host, hosts[idx].port, &hints, &res) != 0 || !res)
return -1;
if (getaddrinfo(hosts[idx].host, hosts[idx].port, &hints, &res)!=0 || !res) return -1;
int fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
if (fd < 0) { freeaddrinfo(res); return -1; }
if (connect(fd, res->ai_addr, res->ai_addrlen) != 0) {
close(fd); freeaddrinfo(res); return -1;
}
if (connect(fd, res->ai_addr, res->ai_addrlen)!=0) { close(fd); freeaddrinfo(res); return -1; }
freeaddrinfo(res);
return fd;
}
static void tcp_disconnect(void)
{
if (g_sock >= 0) {
Fl::remove_fd(g_sock);
close(g_sock);
g_sock = -1;
}
g_connected = 0;
g_host_idx = -1;
g_conn_time = 0;
g_in_mon = 0;
g_mon_flen = 0;
if (g_sock >= 0) { Fl::remove_fd(g_sock); close(g_sock); g_sock = -1; }
g_connected = 0; g_host_idx = -1; g_conn_time = 0;
g_in_mon = 0; g_mon_flen = 0;
update_status();
}
@ -372,25 +344,24 @@ static void tcp_send(const char *text, int len)
static void update_status(void)
{
static char buf[160];
static char buf[200];
if (!g_connected || g_host_idx < 0) {
snprintf(buf, sizeof(buf), " Not connected");
snprintf(buf, sizeof(buf), " TermTCP %s — Not connected", GUI_VERSION);
} else {
time_t elapsed = time(nullptr) - g_conn_time;
int h = (int)(elapsed / 3600);
int m = (int)((elapsed % 3600) / 60);
int s = (int)(elapsed % 60);
time_t el = time(nullptr) - g_conn_time;
int h = (int)(el/3600), m = (int)((el%3600)/60), s = (int)(el%60);
time_t now = time(nullptr);
struct tm *utc = gmtime(&now);
const char *nm = hosts[g_host_idx].name[0]
? hosts[g_host_idx].name : hosts[g_host_idx].host;
snprintf(buf, sizeof(buf),
" %s (%s:%s) %02d:%02d:%02d %02d:%02d UTC",
hosts[g_host_idx].name,
" TermTCP %s | %s (%s:%s) | %02d:%02d:%02d | %02d:%02dz",
GUI_VERSION, nm,
hosts[g_host_idx].host, hosts[g_host_idx].port,
h, m, s,
utc->tm_hour, utc->tm_min);
h, m, s, utc->tm_hour, utc->tm_min);
}
status_lbl->copy_label(buf);
status_lbl->redraw();
status_bar->copy_label(buf);
status_bar->redraw();
}
static void cb_timer(void *)
@ -401,29 +372,21 @@ static void cb_timer(void *)
/* ── Connect dialog ──────────────────────────────────────── */
static int g_dlg_result = -1;
static void cb_dlg_connect(Fl_Widget *w, void *browser_ptr)
{
Fl_Hold_Browser *br = (Fl_Hold_Browser *)browser_ptr;
int sel = br->value();
g_dlg_result = (sel > 0) ? sel - 1 : -1;
w->window()->hide();
}
static int g_pick = -1;
static void cb_dlg_cancel(Fl_Widget *w, void *)
static void cb_pick_ok(Fl_Widget *w, void *br)
{
g_dlg_result = -1;
int v = ((Fl_Hold_Browser *)br)->value();
g_pick = (v > 0) ? v-1 : -1;
w->window()->hide();
}
static void cb_pick_cancel(Fl_Widget *w, void *)
{ g_pick = -1; w->window()->hide(); }
static void cb_dlg_dblclick(Fl_Widget *w, void *)
static void cb_pick_dbl(Fl_Widget *w, void *)
{
Fl_Hold_Browser *br = (Fl_Hold_Browser *)w;
if (br->value() > 0) {
g_dlg_result = br->value() - 1;
br->window()->hide();
}
if (br->value() > 0) { g_pick = br->value()-1; br->window()->hide(); }
}
static int show_connect_dialog(void)
@ -432,11 +395,9 @@ static int show_connect_dialog(void)
fl_message("No hosts configured.\nEdit %s to add BPQ nodes.", cfg_path);
return -1;
}
Fl_Window *dlg = new Fl_Window(320, 240, "Connect to Host");
Fl_Window *dlg = new Fl_Window(340, 250, "Connect to Host");
dlg->begin();
Fl_Hold_Browser *br = new Fl_Hold_Browser(10, 10, 300, 170);
Fl_Hold_Browser *br = new Fl_Hold_Browser(10, 10, 320, 180);
for (int i = 0; i < num_hosts; i++) {
char lbl[140];
snprintf(lbl, sizeof(lbl), " %s (%s:%s)",
@ -445,242 +406,288 @@ static int show_connect_dialog(void)
br->add(lbl);
}
br->select(1);
br->callback(cb_dlg_dblclick);
br->when(FL_WHEN_CHANGED); /* double-click triggers when() */
Fl_Return_Button *btn_ok = new Fl_Return_Button(130, 195, 90, 30, "Connect");
btn_ok->callback(cb_dlg_connect, br);
Fl_Button *btn_cancel = new Fl_Button(230, 195, 80, 30, "Cancel");
btn_cancel->callback(cb_dlg_cancel);
dlg->end();
dlg->set_modal();
g_dlg_result = -1;
br->textfont(FL_COURIER); br->textsize(13);
br->callback(cb_pick_dbl);
Fl_Return_Button *ok = new Fl_Return_Button(150, 205, 90, 28, "Connect");
ok->callback(cb_pick_ok, br);
Fl_Button *cancel = new Fl_Button(250, 205, 80, 28, "Cancel");
cancel->callback(cb_pick_cancel);
dlg->end(); dlg->set_modal();
g_pick = -1;
dlg->show();
while (dlg->shown()) Fl::wait();
int result = g_dlg_result;
int r = g_pick;
delete dlg;
return result;
return r;
}
/* ── Menu callbacks ──────────────────────────────────────── */
/* ── Actions ─────────────────────────────────────────────── */
static void do_connect(int idx)
{
if (g_connected) tcp_disconnect();
char msg[160];
snprintf(msg, sizeof(msg), "Connecting to %s (%s:%s)...\n",
hosts[idx].name[0] ? hosts[idx].name : hosts[idx].host,
hosts[idx].host, hosts[idx].port);
out_append(msg, (int)strlen(msg), 'E');
int fd = tcp_connect_to(idx);
int fd = tcp_connect_host(idx);
if (fd < 0) {
snprintf(msg, sizeof(msg), "Connection failed: %s\n", strerror(errno));
out_append(msg, (int)strlen(msg), 'C');
return;
}
g_sock = fd;
g_connected = 1;
g_host_idx = idx;
g_conn_time = time(nullptr);
g_sock = fd; g_connected = 1; g_host_idx = idx; g_conn_time = time(nullptr);
Fl::add_fd(g_sock, FL_READ, on_socket_ready, nullptr);
send_trace_options(true);
update_status();
snprintf(msg, sizeof(msg), "Connected.\n");
out_append(msg, (int)strlen(msg), 'E');
}
static void cb_connect(Fl_Widget *, void *)
/* F-key callbacks */
static void cb_f1(Fl_Widget *, void *) /* Connect / Disconnect */
{
if (g_connected) {
out_append("*** Disconnected\n", 17, 'C');
tcp_disconnect();
} else {
int idx = show_connect_dialog();
if (idx >= 0) do_connect(idx);
}
}
static void cb_disconnect(Fl_Widget *, void *)
static void cb_f3(Fl_Widget *, void *) /* Toggle monitor */
{
if (!g_connected) { fl_message("Not connected."); return; }
out_append("*** Disconnected\n", 17, 'C');
tcp_disconnect();
mon_visible = !mon_visible;
out_append(mon_visible ? "[Monitor ON]\n" : "[Monitor OFF]\n", 14, 'D');
}
static void cb_quit(Fl_Widget *, void *)
static void cb_f4(Fl_Widget *, void *) /* Config — placeholder */
{
if (g_connected) tcp_disconnect();
exit(0);
fl_message("Host config editor coming soon.\nEdit %s manually for now.", cfg_path);
}
static void cb_clear_out(Fl_Widget *, void *)
static void cb_f5(Fl_Widget *, void *) /* Log — placeholder */
{
out_buf->remove(0, out_buf->length());
out_styl->remove(0, out_styl->length());
fl_message("Session logging coming soon.");
}
static void cb_clear_mon(Fl_Widget *, void *)
static void cb_f6(Fl_Widget *, void *) /* Forms — placeholder */
{
mon_buf->remove(0, mon_buf->length());
mon_styl->remove(0, mon_styl->length());
fl_message("Forms coming soon.");
}
static void cb_toggle_mon(Fl_Widget *, void *)
static void cb_f7(Fl_Widget *, void *) /* New session — placeholder */
{
mon_visible = !mon_visible;
if (mon_visible)
out_append("[Monitor ON]\n", 13, 'D');
else
out_append("[Monitor OFF]\n", 14, 'D');
fl_message("Multiple sessions coming soon.");
}
/* ── Input send ──────────────────────────────────────────── */
static void cb_f8(Fl_Widget *, void *) {} /* Prev session — future */
static void cb_f9(Fl_Widget *, void *) {} /* Next session — future */
static void cb_f10(Fl_Widget *, void *) /* Quit */
{
if (g_connected) tcp_disconnect();
exit(0);
}
/* Send input line */
static void cb_send(Fl_Widget *, void *)
{
const char *text = inp->value();
if (!text || text[0] == '\0') return;
if (!text || !text[0]) return;
if (!g_connected) {
out_append("Not connected.\n", 15, 'C');
inp->value("");
return;
out_append("Not connected — use F1 to connect.\n", 36, 'C');
inp->value(""); return;
}
/* Echo locally */
char echo[514];
int elen = snprintf(echo, sizeof(echo), "> %s\n", text);
out_append(echo, elen, 'D');
/* Send to server with CR */
int tlen = (int)strlen(text);
char *tbuf = (char *)malloc(tlen + 2);
if (tbuf) {
memcpy(tbuf, text, tlen);
tbuf[tlen] = '\r';
tbuf[tlen+1] = '\0';
tcp_send(tbuf, tlen + 1);
free(tbuf);
memcpy(tbuf, text, tlen); tbuf[tlen] = '\r'; tbuf[tlen+1] = '\0';
tcp_send(tbuf, tlen+1); free(tbuf);
}
inp->value("");
}
/* ── Main window ─────────────────────────────────────────── */
static Fl_Menu_Item menu_items[] = {
{ "&File", 0, nullptr, nullptr, FL_SUBMENU },
{ "&Connect...", FL_CTRL+'k', cb_connect },
{ "&Disconnect", FL_CTRL+'d', cb_disconnect },
{ "Clear output", 0, cb_clear_out },
{ "Clear monitor", 0, cb_clear_mon },
{ "E&xit", FL_CTRL+'q', cb_quit, nullptr, FL_MENU_DIVIDER },
{ nullptr },
{ "&Monitor", 0, nullptr, nullptr, FL_SUBMENU },
{ "Toggle monitor pane", FL_CTRL+'m', cb_toggle_mon },
{ nullptr },
{ "&Help", 0, nullptr, nullptr, FL_SUBMENU },
{ "About", 0, [](Fl_Widget*, void*){
fl_message("TermTCP GUI v" GUI_VERSION "\n"
"BPQTermTCP client for BPQ32 packet radio nodes.\n"
"Config: ~/.BPQTermTCP.ini");
}},
{ nullptr },
{ nullptr }
};
/* ── Build window ────────────────────────────────────────── */
static void build_window(void)
{
const int W = 900, H = 650;
const int MENU_H = 25;
const int STATUS_H = 22;
const int INPUT_H = 32;
const int SEND_W = 70;
const int MON_FRAC = 3; /* monitor gets 1/3 of inner height */
const int W = 920;
const int H = 650;
/* Fixed heights */
const int FIXED = STATUS_H + SEP_H + INPUT_H + SEP_H + FKEY_H;
const int TILE_H = H - FIXED; /* height for output+sep+monitor tile */
const int OUT_H = TILE_H * 62 / 100; /* ~62% output */
const int MON_H = TILE_H - OUT_H; /* ~38% monitor */
main_win = new Fl_Double_Window(W, H, "TermTCP " GUI_VERSION);
main_win->color(fl_rgb_color(10,10,10));
main_win->begin();
main_win->color(FL_WHITE);
/* Menu bar */
menu_bar = new Fl_Menu_Bar(0, 0, W, MENU_H);
menu_bar->menu(menu_items);
menu_bar->color(fl_rgb_color(230,230,230));
/* Resizable split area */
int tile_y = MENU_H;
int tile_h = H - MENU_H - INPUT_H - STATUS_H;
int out_h = tile_h - tile_h / MON_FRAC;
int mon_h = tile_h / MON_FRAC;
Fl_Tile *tile = new Fl_Tile(0, tile_y, W, tile_h);
/* Output display */
out_disp = new Fl_Text_Display(0, tile_y, W, out_h);
int y = 0;
/* ── Status bar (top, blue) ── */
status_bar = new Fl_Box(0, y, W, STATUS_H);
status_bar->box(FL_FLAT_BOX);
status_bar->color(COL_STATUS_BG);
status_bar->labelcolor(COL_STATUS_FG);
status_bar->labelfont(FL_HELVETICA_BOLD);
status_bar->labelsize(12);
status_bar->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
status_bar->copy_label(" TermTCP " GUI_VERSION " — Not connected");
y += STATUS_H;
/* ── Resizable tile: output group + monitor group ── */
Fl_Tile *tile = new Fl_Tile(0, y, W, TILE_H);
tile->begin();
/* Output group: display + "Output" separator at bottom */
Fl_Group *out_grp = new Fl_Group(0, y, W, OUT_H);
out_grp->begin();
out_disp = new Fl_Text_Display(0, y, W, OUT_H - SEP_H);
out_disp->box(FL_FLAT_BOX);
out_disp->color(COL_OUT_BG);
out_disp->textcolor(COL_OUT_FG);
out_disp->textfont(FL_COURIER);
out_disp->textsize(13);
out_disp->cursor_color(COL_OUT_FG);
out_disp->scrollbar_width(12);
out_disp->wrap_mode(Fl_Text_Display::WRAP_AT_BOUNDS, 0);
out_buf = new Fl_Text_Buffer();
out_styl = new Fl_Text_Buffer();
out_disp->buffer(out_buf);
out_disp->highlight_data(out_styl, STYLES, N_STYLES, 'A', nullptr, 0);
out_disp->textfont(FL_COURIER);
out_disp->textsize(13);
out_disp->color(fl_rgb_color(20, 20, 20));
out_disp->textcolor(FL_WHITE);
out_disp->cursor_color(FL_WHITE);
out_disp->scrollbar_width(14);
out_disp->wrap_mode(Fl_Text_Display::WRAP_AT_BOUNDS, 0);
/* Monitor display */
mon_disp = new Fl_Text_Display(0, tile_y + out_h, W, mon_h);
Fl_Box *out_sep = new Fl_Box(0, y + OUT_H - SEP_H, W, SEP_H, "Output");
out_sep->box(FL_FLAT_BOX);
out_sep->color(COL_SEP_BG);
out_sep->labelcolor(COL_SEP_FG);
out_sep->labelfont(FL_HELVETICA_BOLD);
out_sep->labelsize(11);
out_grp->resizable(out_disp);
out_grp->end();
/* Monitor group: display fills group, "Monitor" in its top label area */
Fl_Group *mon_grp = new Fl_Group(0, y + OUT_H, W, MON_H);
mon_grp->begin();
mon_disp = new Fl_Text_Display(0, y + OUT_H, W, MON_H);
mon_disp->box(FL_FLAT_BOX);
mon_disp->color(COL_MON_BG);
mon_disp->textcolor(COL_MON_FG);
mon_disp->textfont(FL_COURIER);
mon_disp->textsize(12);
mon_disp->cursor_color(COL_MON_FG);
mon_disp->scrollbar_width(12);
mon_buf = new Fl_Text_Buffer();
mon_styl = new Fl_Text_Buffer();
mon_disp->buffer(mon_buf);
mon_disp->highlight_data(mon_styl, STYLES, N_STYLES, 'B', nullptr, 0);
mon_disp->textfont(FL_COURIER);
mon_disp->textsize(12);
mon_disp->color(fl_rgb_color(10, 30, 10));
mon_disp->textcolor(fl_rgb_color(0, 220, 0));
mon_disp->cursor_color(fl_rgb_color(0,220,0));
mon_disp->scrollbar_width(14);
mon_grp->resizable(mon_disp);
mon_grp->end();
tile->end();
/* Input row */
int inp_y = tile_y + tile_h;
inp = new Fl_Input(0, inp_y, W - SEND_W, INPUT_H);
tile->resizable(tile);
y += TILE_H;
/* ── Input separator ── */
Fl_Box *inp_sep = new Fl_Box(0, y, W, SEP_H, "Input");
inp_sep->box(FL_FLAT_BOX);
inp_sep->color(COL_SEP_BG);
inp_sep->labelcolor(COL_SEP_FG);
inp_sep->labelfont(FL_HELVETICA_BOLD);
inp_sep->labelsize(11);
y += SEP_H;
/* ── Input row: "> " prompt + input field ── */
Fl_Box *prompt = new Fl_Box(0, y, 22, INPUT_H, "> ");
prompt->box(FL_FLAT_BOX);
prompt->color(COL_INP_BG);
prompt->labelcolor(COL_INP_FG);
prompt->labelfont(FL_COURIER_BOLD);
prompt->labelsize(13);
inp = new Fl_Input(22, y, W-22, INPUT_H);
inp->box(FL_FLAT_BOX);
inp->color(COL_INP_BG);
inp->textcolor(COL_INP_FG);
inp->cursor_color(COL_INP_FG);
inp->textfont(FL_COURIER);
inp->textsize(13);
inp->color(fl_rgb_color(30,30,30));
inp->textcolor(FL_WHITE);
inp->cursor_color(FL_WHITE);
inp->when(FL_WHEN_ENTER_KEY_ALWAYS);
inp->callback(cb_send);
Fl_Return_Button *send_btn = new Fl_Return_Button(W - SEND_W, inp_y, SEND_W, INPUT_H, "Send");
send_btn->callback(cb_send);
/* Status bar */
int st_y = inp_y + INPUT_H;
status_lbl = new Fl_Box(0, st_y, W, STATUS_H, " Not connected");
status_lbl->align(FL_ALIGN_LEFT | FL_ALIGN_INSIDE);
status_lbl->box(FL_FLAT_BOX);
status_lbl->color(fl_rgb_color(0, 0, 140));
status_lbl->labelcolor(FL_WHITE);
status_lbl->labelfont(FL_HELVETICA);
status_lbl->labelsize(12);
y += INPUT_H;
/* ── Function key bar ── */
struct { const char *label; Fl_Callback *cb; } fkeys[] = {
{ "F1 Conn", cb_f1 },
{ "F3 Mon", cb_f3 },
{ "F4 Cfg", cb_f4 },
{ "F5 Log", cb_f5 },
{ "F6 Forms", cb_f6 },
{ "F7 New", cb_f7 },
{ "F8 Prev", cb_f8 },
{ "F9 Next", cb_f9 },
{ "F10 Quit", cb_f10 },
};
const int NKEYS = 9;
int btn_w = W / NKEYS;
Fl_Group *fkey_grp = new Fl_Group(0, y, W, FKEY_H);
fkey_grp->begin();
fkey_grp->box(FL_FLAT_BOX);
fkey_grp->color(COL_FKEY_BG);
for (int i = 0; i < NKEYS; i++) {
int bx = i * btn_w;
int bw = (i == NKEYS-1) ? W - bx : btn_w; /* last button fills remainder */
fkey_btn[i] = new Fl_Button(bx, y, bw, FKEY_H, fkeys[i].label);
fkey_btn[i]->box(FL_FLAT_BOX);
fkey_btn[i]->color(COL_FKEY_CHIP);
fkey_btn[i]->labelcolor(COL_FKEY_TEXT);
fkey_btn[i]->labelfont(FL_HELVETICA_BOLD);
fkey_btn[i]->labelsize(11);
fkey_btn[i]->callback(fkeys[i].cb);
}
fkey_grp->end();
main_win->resizable(tile);
main_win->end();
/* Wire up keyboard F-keys on the main window */
main_win->callback([](Fl_Widget *, void *) {
if (g_connected) tcp_disconnect();
exit(0);
});
}
/* Handle F-keys pressed anywhere in the window */
static int event_handler(int event)
{
if (event != FL_SHORTCUT) return 0;
switch (Fl::event_key()) {
case FL_F+1: cb_f1(nullptr,nullptr); return 1;
case FL_F+3: cb_f3(nullptr,nullptr); return 1;
case FL_F+4: cb_f4(nullptr,nullptr); return 1;
case FL_F+5: cb_f5(nullptr,nullptr); return 1;
case FL_F+6: cb_f6(nullptr,nullptr); return 1;
case FL_F+7: cb_f7(nullptr,nullptr); return 1;
case FL_F+8: cb_f8(nullptr,nullptr); return 1;
case FL_F+9: cb_f9(nullptr,nullptr); return 1;
case FL_F+10: cb_f10(nullptr,nullptr); return 1;
}
return 0;
}
/* ── main ────────────────────────────────────────────────── */
int main(int argc, char **argv)
{
/* Init port names */
for (int i = 0; i < 32; i++)
snprintf(port_names[i], 32, "Port %d", i+1);
@ -688,25 +695,21 @@ int main(int argc, char **argv)
Fl::scheme("gtk+");
build_window();
Fl::add_handler(event_handler);
main_win->show(argc, argv);
/* Status timer */
Fl::add_timeout(1.0, cb_timer, nullptr);
/* Welcome banner */
const char *banner = "TermTCP GUI v" GUI_VERSION
" — File > Connect to get started\n";
" — F1 to connect\n";
out_append(banner, (int)strlen(banner), 'E');
/* Auto-connect if exactly one host and -c flag or single host */
/* Auto-connect if only one host configured */
int auto_idx = -1;
for (int i = 1; i < argc; i++) {
if ((strcmp(argv[i], "-c") == 0 || strcmp(argv[i], "--connect") == 0)
&& i+1 < argc)
for (int i = 1; i < argc; i++)
if ((strcmp(argv[i],"-c")==0||strcmp(argv[i],"--connect")==0) && i+1<argc)
auto_idx = atoi(argv[++i]);
}
if (auto_idx < 0 && num_hosts == 1) auto_idx = 0;
if (auto_idx >= 0 && auto_idx < num_hosts)
do_connect(auto_idx);

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