/* 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 . Author: Eleni Maria Stea */ #ifdef WINNIE_FBDEV #include #include #include #include #include #include #include #include #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); } bool client_open_keyboard(void *smem_start, int offset) { keyboard = (Keyboard*)((unsigned char*)smem_start + offset); return true; } void client_close_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