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/*
* Copyright © 2008-2010 dragchan <zgchan317@gmail.com>
* This file is part of FbTerm.
*
* 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 2
* 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, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "imapi.h"
#include "keycode.h"
static char raw_mode = 1;
static unsigned cursorx, cursory;
static void im_active()
{
if (raw_mode) {
init_keycode_state();
}
}
static void im_deactive()
{
Rectangle rect = { 0, 0, 0, 0 };
set_im_window(0, rect);
set_im_window(1, rect);
}
static void process_raw_key(char *buf, unsigned len)
{
unsigned i;
for (i = 0; i < len; i++) {
char down = !(buf[i] & 0x80);
short code = buf[i] & 0x7f;
if (!code) {
if (i + 2 >= len) break;
code = (buf[++i] & 0x7f) << 7;
code |= buf[++i] & 0x7f;
if (!(buf[i] & 0x80) || !(buf[i - 1] & 0x80)) continue;
}
unsigned short keysym = keycode_to_keysym(code, down);
char *str = keysym_to_term_string(keysym, down);
put_im_text(str, strlen(str));
}
}
static void process_key(char *keys, unsigned len)
{
if (raw_mode) {
process_raw_key(keys, len);
} else {
put_im_text(keys, len);
}
}
static void im_show(unsigned winid)
{
static const char str[] = "a IM example";
Rectangle rect;
rect.x = cursorx + 10, rect.y = cursory + 10;
rect.w = 40, rect.h = 20;
set_im_window(0, rect);
fill_rect(rect, Gray);
rect.y += rect.h + 10;
rect.w = 180;
rect.h = 30;
set_im_window(1, rect);
fill_rect(rect, Gray);
draw_text(rect.x + 5, rect.y + 5, Black, Gray, str, sizeof(str) - 1);
}
static void im_hide()
{
}
static void cursor_pos_changed(unsigned x, unsigned y)
{
cursorx = x;
cursory = y;
im_show(-1);
}
static void update_fbterm_info(Info *info)
{
}
static ImCallbacks cbs = {
im_active, // .active
im_deactive, // .deactive
im_show, // .show_ui
im_hide, // .hide_ui
process_key, // .send_key
cursor_pos_changed, // .cursor_position
update_fbterm_info, // .fbterm_info
update_term_mode // .term_mode
};
int main()
{
register_im_callbacks(cbs);
connect_fbterm(raw_mode);
while (check_im_message()) ;
return 0;
}
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