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toxic/src/windows.c

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#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
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#include <stdlib.h>
#include <string.h>
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#include "friendlist.h"
#include "prompt.h"
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#include "dhtstatus.h"
#include "toxic_windows.h"
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extern char *DATA_FILE;
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extern int store_data(Tox *m, char *path);
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static ToxWindow windows[MAX_WINDOWS_NUM];
static ToxWindow *active_window;
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static ToxWindow *prompt;
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static Tox *m;
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/* CALLBACKS START */
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void on_request(uint8_t *public_key, uint8_t *data, uint16_t length, void *userdata)
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{
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int n = add_req(public_key);
wprintw(prompt->window, "\nFriend request from:\n");
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int i;
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for (i = 0; i < KEY_SIZE_BYTES; ++i) {
wprintw(prompt->window, "%02x", public_key[i] & 0xff);
}
wprintw(prompt->window, "\nWith the message: %s\n", data);
wprintw(prompt->window, "\nUse \"accept %d\" to accept it.\n", n);
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for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
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if (windows[i].onFriendRequest != NULL)
windows[i].onFriendRequest(&windows[i], public_key, data, length);
}
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}
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void on_message(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata)
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{
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int i;
for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
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if (windows[i].onMessage != NULL)
windows[i].onMessage(&windows[i], m, friendnumber, string, length);
}
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}
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void on_action(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata)
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{
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int i;
for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
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if (windows[i].onAction != NULL)
windows[i].onAction(&windows[i], m, friendnumber, string, length);
}
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}
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void on_nickchange(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata)
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{
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wprintw(prompt->window, "\n(nickchange) %d: %s\n", friendnumber, string);
int i;
for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
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if (windows[i].onNickChange != NULL)
windows[i].onNickChange(&windows[i], friendnumber, string, length);
}
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}
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void on_statuschange(Tox *m, int friendnumber, uint8_t *string, uint16_t length, void *userdata)
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{
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wprintw(prompt->window, "\n(statuschange) %d: %s\n", friendnumber, string);
int i;
for (i = 0; i < MAX_WINDOWS_NUM; ++i) {
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if (windows[i].onStatusChange != NULL)
windows[i].onStatusChange(&windows[i], friendnumber, string, length);
}
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}
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void on_friendadded(Tox *m, int friendnumber)
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{
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friendlist_onFriendAdded(m, friendnumber);
if (store_data(m, DATA_FILE)) {
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wprintw(prompt->window, "\nCould not store Tox data\n");
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}
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}
/* CALLBACKS END */
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int add_window(Tox *m, ToxWindow w)
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{
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if (LINES < 2)
return -1;
int i;
for (i = 0; i < MAX_WINDOWS_NUM; i++) {
if (windows[i].window)
continue;
w.window = newwin(LINES - 2, COLS, 0, 0);
if (w.window == NULL)
return -1;
windows[i] = w;
w.onInit(&w, m);
active_window = windows + i;
return i;
}
return -1;
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}
/* Deletes window w and cleans up */
void del_window(ToxWindow *w)
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{
active_window = windows; // Go to prompt screen
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delwin(w->window);
if (w->x)
free(w->x);
w->window = NULL;
memset(w, 0, sizeof(ToxWindow));
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clear();
refresh();
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}
/* Shows next window when tab or back-tab is pressed */
void set_next_window(int ch)
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{
ToxWindow *end = windows + MAX_WINDOWS_NUM - 1;
ToxWindow *inf = active_window;
while (true) {
if (ch == '\t') {
if (++active_window > end)
active_window = windows;
} else if (--active_window < windows)
active_window = end;
if (active_window->window)
return;
if (active_window == inf) { // infinite loop check
endwin();
exit(2);
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}
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}
}
void set_active_window(int index)
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{
if (index < 0 || index >= MAX_WINDOWS_NUM)
return;
active_window = windows + index;
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}
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ToxWindow *init_windows()
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{
int n_prompt = add_window(m, new_prompt());
if (n_prompt == -1
|| add_window(m, new_friendlist()) == -1
|| add_window(m, new_dhtstatus()) == -1) {
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fprintf(stderr, "add_window() failed.\n");
endwin();
exit(1);
}
prompt = &windows[n_prompt];
active_window = prompt;
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return prompt;
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}
static void draw_bar()
{
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static int odd = 0;
int blinkrate = 30;
attron(COLOR_PAIR(4));
mvhline(LINES - 2, 0, '_', COLS);
attroff(COLOR_PAIR(4));
move(LINES - 1, 0);
attron(COLOR_PAIR(4) | A_BOLD);
printw(" TOXIC " TOXICVER "|");
attroff(COLOR_PAIR(4) | A_BOLD);
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int i;
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for (i = 0; i < (MAX_WINDOWS_NUM); ++i) {
if (windows[i].window) {
if (windows + i == active_window)
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attron(A_BOLD);
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odd = (odd + 1) % blinkrate;
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if (windows[i].blink && (odd < (blinkrate / 2)))
attron(COLOR_PAIR(3));
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clrtoeol();
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printw(" %s", windows[i].title);
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if (windows[i].blink && (odd < (blinkrate / 2)))
attroff(COLOR_PAIR(3));
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if (windows + i == active_window) {
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attroff(A_BOLD);
}
}
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}
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refresh();
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}
void prepare_window(WINDOW *w)
{
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mvwin(w, 0, 0);
wresize(w, LINES - 2, COLS);
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}
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void draw_active_window(Tox *m)
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{
ToxWindow *a = active_window;
wint_t ch = 0;
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prepare_window(a->window);
a->blink = false;
draw_bar();
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a->onDraw(a, m);
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/* Handle input */
#ifdef HAVE_WIDECHAR
wget_wch(a->window, &ch);
#else
ch = getch();
#endif
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if (ch == '\t' || ch == KEY_BTAB)
set_next_window((int) ch);
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else if (ch != ERR)
a->onKey(a, m, ch);
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}