-/*
-winnie - an experimental window system
-
-Copyright (C) 2013 Eleni Maria Stea
-
-This program is free software: you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation, either version 3 of the License, or
-(at your option) any later version.
-
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
-
-You should have received a copy of the GNU General Public License
-along with this program. If not, see <http://www.gnu.org/licenses/>.
-
-Author: Eleni Maria Stea <elene.mst@gmail.com>
-*/
-
-#ifdef WINNIE_FBDEV
-#include <errno.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <termios.h>
-#include <unistd.h>
-
-#include "keyboard.h"
-#include "shalloc.h"
-#include "window.h"
-#include "winnie.h"
-#include "wm.h"
-
-struct Keyboard {
- int dev_fd;
- enum {RAW, CANONICAL} ttystate;
-};
-
-static Keyboard *keyboard;
-
-bool init_keyboard()
-{
- if(!(keyboard = (Keyboard*)sh_malloc(sizeof *keyboard))) {
- return false;
- }
-
- get_subsys()->keyboard_offset = (int)((char*)keyboard - (char*)get_pool());
-
- keyboard->ttystate = keyboard->CANONICAL;
- keyboard->dev_fd = -1;
-
- if((keyboard->dev_fd = open("/dev/tty", O_RDWR)) == -1) {
- fprintf(stderr, "Cannot open /dev/tty : %s\n", strerror(errno));
- return false;
- }
-
- struct termios buf;
-
- if(tcgetattr(keyboard->dev_fd, &buf) < 0) {
- fprintf(stderr, "Cannot get the tty parameters : %s\n", strerror(errno));
- return false;
- }
-
- buf.c_lflag &= ~(ECHO | ICANON | IEXTEN | ISIG);
- buf.c_iflag &= ~(BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- buf.c_cflag &= ~(CSIZE | PARENB);
- buf.c_cflag |= CS8;
- buf.c_oflag &= ~(OPOST);
-
- if(tcsetattr(keyboard->dev_fd, TCSAFLUSH, &buf) < 0) {
- return false;
- }
-
- keyboard->ttystate = keyboard->RAW;
- return true;
-}
-
-void destroy_keyboard()
-{
- struct termios buf;
-
- if(tcgetattr(keyboard->dev_fd, &buf) < 0) {
- fprintf(stderr, "Cannot get the tty parameters : %s\n", strerror(errno));
- }
-
- buf.c_lflag |= (ECHO | ICANON | IEXTEN | ISIG);
- buf.c_iflag |= (BRKINT | ICRNL | INPCK | ISTRIP | IXON);
- buf.c_cflag |= (CSIZE | PARENB);
- buf.c_cflag &= CS8;
- buf.c_oflag |= (OPOST);
-
- if(tcsetattr(keyboard->dev_fd, TCSAFLUSH, &buf) < 0) {
- fprintf(stderr, "Cannot set the tty parameters : %s\n", strerror(errno));
- }
-
- keyboard->ttystate = keyboard->CANONICAL;
-
- if(keyboard->dev_fd != -1) {
- close(keyboard->dev_fd);
- keyboard->dev_fd = -1;
- }
-
- sh_free(keyboard);
-}
-
-int get_keyboard_fd()
-{
- return keyboard->dev_fd;
-}
-
-void process_keyboard_event()
-{
- char key;
- if(read(keyboard->dev_fd, &key, 1) < 1) {
- return;
- }
-
- if(key == 'q') {
- exit(0);
- }
-
- Window *focused_win = wm->get_focused_window();
- if(focused_win) {
- KeyboardFuncType keyb_callback = focused_win->get_keyboard_callback();
- if(keyb_callback) {
- keyb_callback(focused_win, key, true); //TODO: true??
- }
- }
-
- /* TODO:
- * - handle system-wide key combinations (alt-tab?)
- * - otherwise send keypress/release to focused window
- */
-}
-#endif // WINNIE_FBDEV