X-Git-Url: http://git.mutantstargoat.com?p=winnie;a=blobdiff_plain;f=libwinnie%2Fsrc%2Ffbdev%2Fkeyboard.cc;fp=libwinnie%2Fsrc%2Ffbdev%2Fkeyboard.cc;h=22f129a33fddc9dcb218498fdfa3b84c9e4cb6f2;hp=0000000000000000000000000000000000000000;hb=7b5d2df884abb7084d71f17cc29a618c0b6f47ef;hpb=b4c8d68e0357683cec82fb8a9c5a4447155b3192

diff --git a/libwinnie/src/fbdev/keyboard.cc b/libwinnie/src/fbdev/keyboard.cc
new file mode 100644
index 0000000..22f129a
--- /dev/null
+++ b/libwinnie/src/fbdev/keyboard.cc
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+/*
+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