code base good enough to actually progress
This commit is contained in:
nova
167
main.c
167
main.c
@ -1,101 +1,152 @@
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#define _POSIX_C_SOURCE 200809L
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#include <curses.h>
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#include <pthread.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <sys/sysinfo.h>
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#include "threading.h"
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#include "window.h"
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#include "interactions.h"
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#include "defines.h"
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unsigned int terminal_height;
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unsigned int terminal_width;
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unsigned int temp_heigth = 0; //used for screen refresh
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unsigned int temp_heigth = 0; /*used for screen refresh*/
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unsigned int temp_width = 0;
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unsigned int settings;
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unsigned int file_modifiers;
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unsigned int status; //bit 0 = enable
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unsigned short cpu_cores; //amount of cores/threads the host system reports to have
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file_data *content_l; //content of parent dir, used in left window
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file_data *content_m; //content of current dir, used in main window
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file_data *content_r; //content of child dir, used in right window
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char *path = ".";
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unsigned int status;
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char input = 0;
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void render_pass(WINDOW *wint, WINDOW *winb, WINDOW *winl, WINDOW *winm, WINDOW *winr);
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void init();
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int main() {
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initscr(); //start ncurses
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timeout(50); //blocking timeout of getch()
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keypad(stdscr, TRUE);
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init();
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getmaxyx(stdscr, terminal_height, terminal_width);
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WINDOW *winl = newwin(terminal_height, terminal_width/3, terminal_height, (terminal_width/3));
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WINDOW *winm = newwin(terminal_height, terminal_width/3, 0, 0);
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WINDOW *winr = newwin(terminal_height, terminal_width/3, terminal_height, ((terminal_width/3)*2));
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WINDOW *win_t = newwin(1, terminal_width, 0, 0);
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WINDOW *win_b = newwin(1, terminal_width, terminal_height-1, 0);
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WINDOW *win_l = newwin(terminal_height-2, terminal_width/3, 1, 0);
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WINDOW *win_m = newwin(terminal_height-2, terminal_width/3, 1, (terminal_width/3));
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WINDOW *win_r = newwin(terminal_height-2, terminal_width/3, 1, ((terminal_width/3)*2));
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pthread_t thread_b;
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pthread_t thread_t;
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pthread_t thread_l;
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pthread_t thread_m;
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pthread_t thread_r;
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char threading = 0;
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while(!(status & STATUS_QUIT_PROGRAM)){
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getmaxyx(stdscr, temp_heigth, temp_width);
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if (status & STATUS_RUN_BACKEND) {
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pthread_t populate_l;
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pthread_t populate_m;
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pthread_t populate_r;
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pthread_create(&populate_l, NULL, populate_dir, (void*)0); //parent_content slash win_l
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pthread_create(&populate_m, NULL, populate_dir, (void*)1); //current_content slash win_m
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pthread_create(&populate_r, NULL, populate_dir, (void*)2); //child_content slash win_r
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pthread_join(populate_l, NULL);
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pthread_join(populate_m, NULL);
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pthread_join(populate_r, NULL);
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status ^= STATUS_RUN_BACKEND;
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status |= STATUS_UPDATE_SCREEN_0;
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}
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getmaxyx(stdscr, terminal_height, terminal_width);
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temp_heigth -= terminal_height;
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temp_width -= terminal_width;
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if (!temp_heigth || !temp_width || (status & STATUS_UPDATE_SCREEN_MASK)) { //updates screen
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if (status & STATUS_UPDATE_SCREEN_0) {
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window_left(winl, 0, 0, content_l);
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window_main(winm, 0, terminal_width/3, content_m);
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window_right(winr, 0, (terminal_width/3)*2, content_r);
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}
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wmove(stdscr,0,0);
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//status &= ~STATUS_UPDATE_SCREEN_MASK;
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status = 0;
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if (!(terminal_height == temp_heigth) || !(terminal_width == temp_width)) {
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status |= (STATUS_RUN_BACKEND | STATUS_UPDATE_SCREEN_RESIZE);
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temp_width = terminal_width;
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temp_heigth = terminal_height;
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}
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if (status & STATUS_RUN_BACKEND || threading) {
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if (threading) {
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pthread_cancel(thread_t);
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pthread_cancel(thread_b);
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pthread_cancel(thread_l);
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pthread_cancel(thread_m);
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pthread_cancel(thread_r);
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threading = 0;
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status &= ~STATUS_RUN_BACKEND;
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status |= STATUS_UPDATE_SCREEN_0;
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} else {
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pthread_create(&thread_t, NULL, thread_top, win_t); /*top bar*/
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pthread_create(&thread_b, NULL, thread_btm, win_b); /*bottom bar*/
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pthread_create(&thread_m, NULL, thread_mid, win_m); /*parent_content slash win_l*/
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pthread_create(&thread_l, NULL, thread_lft, win_l); /*current_content slash win_m*/
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pthread_create(&thread_r, NULL, thread_rgt, win_r); /*child_content slash win_r*/
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threading = 1;
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}
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}
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if ((input = getch())) {
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user_interactions(&input, &status, &settings);
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}
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render_pass(win_t, win_b, win_l, win_m, win_r);
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}
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free(content_l);
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free(content_m);
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free(content_r);
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threading_free();
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pthread_join(thread_l, NULL);
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pthread_join(thread_r, NULL);
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pthread_join(thread_m, NULL);
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pthread_join(thread_t, NULL);
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pthread_join(thread_b, NULL);
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curs_set(1);
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endwin();
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refresh();
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return 0;
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}
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//this function exists for things done at startup (initialization, reading config, etc)
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void render_pass(WINDOW *win_t, WINDOW *win_b, WINDOW *win_l, WINDOW *win_m, WINDOW *win_r){
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if ((status & STATUS_UPDATE_SCREEN_MASK) & STATUS_UPDATE_SCREEN_RESIZE) {
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status |= STATUS_LOCK_MASK;
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/*TODO: check if deallocation of window and reallocation is faster than this or not */
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werase(win_t);
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werase(win_b);
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werase(win_l);
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werase(win_m);
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werase(win_r);
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wresize(win_t, 1, terminal_width);
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wresize(win_b, terminal_height, terminal_width/3);
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wresize(win_m, terminal_height-2, terminal_width/3);
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wresize(win_l, terminal_height-2, terminal_width/3);
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wresize(win_r, terminal_height-2, terminal_width/3);
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mvwin(win_t, 0, 0);
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mvwin(win_b, terminal_height-1, 0);
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mvwin(win_l, 1, 0);
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mvwin(win_m, 1, (terminal_width/3));
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mvwin(win_r, 1, ((terminal_width/3)*2));
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status &= ~STATUS_LOCK_MASK;
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status |= STATUS_UPDATE_SCREEN_0;
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}
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if (status & STATUS_UPDATE_SCREEN_MASK) {
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status &= ~(STATUS_UPDATE_SCREEN_MASK);
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window_top(win_t);
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window_btm(win_b);
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window_lft(win_l);
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window_mid(win_m);
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window_rgt(win_r);
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wrefresh(win_t);
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wrefresh(win_b);
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wrefresh(win_l);
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wrefresh(win_m);
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wrefresh(win_r);
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}
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}
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/*this function exists for things done at startup (initialization, reading config, etc)*/
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void init() {
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cpu_cores = get_nprocs();
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//file_modifiers = (FILE_MODIFIERS_HIDDEN_FILES | FILE_MODIFIERS_SORT_BITMASK);
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file_modifiers = FILE_MODIFIERS_SORT_BITMASK;
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status = (STATUS_RUN_BACKEND | STATUS_UPDATE_SCREEN_0);
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initscr(); /*start ncurses*/
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noecho(); /*hide keyboard input*/
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timeout(50); /*blocking timeout of getch()*/
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keypad(stdscr, TRUE);
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curs_set(0);
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/*file_modifiers = (FILE_MODIFIERS_HIDDEN_FILES | FILE_MODIFIERS_SORT_BITMASK);*/
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status = (STATUS_RUN_BACKEND | STATUS_UPDATE_SCREEN_MASK);
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threading_init(); /* found in threading.c */
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content_l = (file_data*)calloc(1, sizeof(file_data)); //allocation in order to allow a more streamlined backend
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content_m = (file_data*)calloc(1, sizeof(file_data));
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content_r = (file_data*)calloc(1, sizeof(file_data));
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}
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