Initial commit for Toxic, a new curses interface for Tox.

Still a work-in-progress.

main.c

@@ -0,0 +1,229 @@
+/*
+ * Toxic -- Tox Curses Client
+ */
+
+#include <curses.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <stdint.h>
+
+#include "../../core/Messenger.h"
+#include "../../core/network.h"
+
+#include "windows.h"
+
+extern ToxWindow new_prompt();
+extern int add_req(uint8_t* public_key); // XXX
+
+#define TOXWINDOWS_MAX_NUM 32
+
+static ToxWindow windows[TOXWINDOWS_MAX_NUM];
+static int w_num;
+static int w_active;
+static ToxWindow* prompt;
+
+// CALLBACKS START
+void on_request(uint8_t* public_key, uint8_t* data, uint16_t length) {
+  int n = add_req(public_key);
+
+  wprintw(prompt->window, "\nFriend request.\nUse \"accept %d\" to accept it.\n", n);
+}
+
+void on_message(int friendnumber, uint8_t* string, uint16_t length) {
+  wprintw(prompt->window, "\n(message) %d: %s!\n", friendnumber, string);
+}
+
+void on_nickchange(int friendnumber, uint8_t* string, uint16_t length) {
+  wprintw(prompt->window, "\n(nick) %d: %s!\n", friendnumber, string);
+}
+
+void on_statuschange(int friendnumber, uint8_t* string, uint16_t length) {
+  wprintw(prompt->window, "\n(status) %d: %s!\n", friendnumber, string);
+}
+// CALLBACKS END
+
+static void init_term() {
+  // Setup terminal.
+  initscr();
+  cbreak();
+  keypad(stdscr, 1);
+  noecho();
+  timeout(2000);
+
+  if(has_colors()) {
+    start_color();
+    init_pair(1, COLOR_GREEN, COLOR_BLACK);
+    init_pair(2, COLOR_CYAN, COLOR_BLACK);
+    init_pair(3, COLOR_RED, COLOR_BLACK);
+    init_pair(4, COLOR_BLUE, COLOR_BLACK);
+  }
+
+  refresh();
+}
+
+static void init_tox() {
+  // Init core.
+  initMessenger();
+
+  // Callbacks.
+  m_callback_friendrequest(on_request);
+  m_callback_friendmessage(on_message);
+  m_callback_namechange(on_nickchange);
+  m_callback_userstatus(on_statuschange);
+}
+
+static int add_window(ToxWindow w) {
+  if(w_num == TOXWINDOWS_MAX_NUM)
+    return -1;
+
+  if(LINES < 2)
+    return -1;
+
+  w.window = newwin(LINES - 2, COLS, 0, 0);
+
+  if(w.window == NULL)
+    return -1;
+
+  windows[w_num++] = w;
+  w.onInit(&w);
+
+  return w_num;
+}
+
+static void init_windows() {
+  w_num = 0;
+  w_active = 0;
+
+  if(add_window(new_prompt()) == -1) {
+    fprintf(stderr, "add_window() failed.\n");
+
+    endwin();
+    exit(1);
+  }
+
+  prompt = &windows[0];
+}
+
+static void do_tox() {
+  static bool dht_on = false;
+
+  if(!dht_on && DHT_isconnected()) {
+    dht_on = true;
+    wprintw(prompt->window, "\nDHT connected!\n");
+  }
+  else if(dht_on && !DHT_isconnected()) {
+    dht_on = false;
+    wprintw(prompt->window, "\nDHT disconnected!\n");
+  }
+
+  doMessenger();
+}
+
+static void load_data() {
+  FILE* fd;
+  size_t len;
+  uint8_t* buf;
+
+  if((fd = fopen("data", "r")) != NULL) {
+    fseek(fd, 0, SEEK_END);
+    len = ftell(fd);
+    fseek(fd, 0, SEEK_SET);
+
+    buf = malloc(len);
+
+    if(buf == NULL) {
+      fprintf(stderr, "malloc() failed.\n");
+      fclose(fd);
+      exit(1);
+    }
+
+    if(fread(buf, len, 1, fd) != 1){
+      fprintf(stderr, "fread() failed.\n");
+      free(buf);
+      fclose(fd);
+      exit(1);
+    }
+
+    Messenger_load(buf, len);
+  }
+  else { 
+    len = Messenger_size();
+    buf = malloc(len);
+
+    if(buf == NULL) {
+      fprintf(stderr, "malloc() failed.\n");
+      exit(1);
+    }
+
+    Messenger_save(buf);
+
+    fd = fopen("data", "w");
+    if(fd == NULL) {
+      fprintf(stderr, "fopen() failed.\n");
+      free(buf);
+      exit(1);
+    }
+
+    if(fwrite(buf, len, 1, fd) != 1){
+      fprintf(stderr, "fwrite() failed.\n");
+      free(buf);
+      fclose(fd);
+      exit(1);
+    }
+  }
+
+  free(buf);
+  fclose(fd);
+}
+
+static void draw_bar() {
+  size_t i;
+
+  attron(COLOR_PAIR(4));
+  mvhline(LINES - 2, 0, '_', COLS);
+  attroff(COLOR_PAIR(4));
+
+  move(LINES - 1, 0);
+
+  for(i=0; i<w_num; i++) {
+    if(i == w_active) {
+      attron(A_BOLD);
+    }
+
+    printw(" %s ", windows[i].title);
+
+    if(i == w_active) {
+      attroff(A_BOLD);
+    }
+  }
+
+  refresh();
+}
+
+int main(int argc, char* argv[]) {
+  int ch;
+  ToxWindow* a;
+
+  init_term();
+  init_tox();
+  load_data();
+  init_windows();
+
+  while(true) {
+    do_tox();
+
+    a = &windows[w_active];
+    a->onDraw(a);
+    draw_bar();
+
+    ch = getch();
+    if(ch != ERR) {
+      a->onKey(a, ch);
+    }
+
+  }
+
+  return 0;
+}
+