X-Git-Url: http://git.mutantstargoat.com?a=blobdiff_plain;f=src%2Fkeyboard.cc;fp=src%2Fkeyboard.cc;h=8933d4282c39a96cde761a808f3daaf8e1ac28b6;hb=8a92836b3af157fd47c657cfe546887e5f5683a8;hp=0000000000000000000000000000000000000000;hpb=fb1f0ff6ab479c68cbac5c2d55de5c2beb229efd;p=winnie

diff --git a/src/keyboard.cc b/src/keyboard.cc
new file mode 100644
index 0000000..8933d42
--- /dev/null
+++ b/src/keyboard.cc
@@ -0,0 +1,85 @@
+#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"
+
+static int tty_fd = -1;
+static enum {RAW, CANONICAL} ttystate = CANONICAL;
+
+static int keyb_fd = -1;
+
+bool init_keyboard()
+{
+	if((tty_fd = open("/dev/tty", O_RDWR)) == -1) {
+		fprintf(stderr, "Cannot open /dev/tty : %s\n", strerror(errno));
+		return false;
+	}
+
+	struct termios buf;
+
+	if(tcgetattr(tty_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);
+	buf.c_cc[VMIN] = 1;
+	buf.c_cc[VTIME] = 0;
+
+	if(tcsetattr(tty_fd, TCSAFLUSH, &buf) < 0) {
+		return false;
+	}
+
+	ttystate = RAW;
+	return true;
+}
+
+void destroy_keyboard()
+{
+	struct termios buf;
+
+	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);
+	buf.c_cc[VMIN] = 1;
+	buf.c_cc[VTIME] = 0;
+
+	ttystate = CANONICAL;
+	close(tty_fd);
+
+	tty_fd = -1;
+}
+
+int get_keyboard_fd()
+{
+	return tty_fd;
+}
+
+void process_keyboard_event()
+{
+	char key;
+	if(read(tty_fd, &key, 1) < 1) {
+		return;
+	}
+
+	if(key == 'q') {
+		exit(0);
+	}
+	/* TODO:
+	 * - handle system-wide key combinations (alt-tab?)
+	 * - otherwise send keypress/release to focused window
+	 */
+}