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/*
* Copyright (c) 2009, Wei Mingzhi <whistler@openoffice.org>.
* All Rights Reserved.
*
* 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, see <http://www.gnu.org/licenses>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <X11/keysym.h>
#include <X11/XKBlib.h>
#include "main.h"
#include "plugin_lib.h"
static const struct {
uint16_t xkey, psxkey;
} keymap[] = {
{ XK_Left, DKEY_LEFT },
{ XK_Right, DKEY_RIGHT },
{ XK_Up, DKEY_UP },
{ XK_Down, DKEY_DOWN },
{ XK_z, DKEY_CROSS },
{ XK_s, DKEY_SQUARE },
{ XK_x, DKEY_CIRCLE },
{ XK_d, DKEY_TRIANGLE },
{ XK_w, DKEY_L1 },
{ XK_r, DKEY_R1 },
{ XK_e, DKEY_L2 },
{ XK_t, DKEY_R2 },
{ XK_c, DKEY_SELECT },
{ XK_v, DKEY_START },
};
static Atom wmprotocols, wmdelwindow;
static int initialized;
static void InitKeyboard(void) {
Display *disp = (Display *)gpuDisp;
if (disp == NULL) {
fprintf(stderr, "xkb: null display\n");
exit(1);
}
wmprotocols = XInternAtom(disp, "WM_PROTOCOLS", 0);
wmdelwindow = XInternAtom(disp, "WM_DELETE_WINDOW", 0);
XkbSetDetectableAutoRepeat(disp, 1, NULL);
}
static void DestroyKeyboard(void) {
Display *disp = (Display *)gpuDisp;
if (disp)
XkbSetDetectableAutoRepeat(disp, 0, NULL);
}
int x11_update_keys(void) {
uint8_t i;
XEvent evt;
XClientMessageEvent *xce;
uint16_t Key;
static int keystate_x11;
int psxkey, leave = 0;
Display *disp = (Display *)gpuDisp;
if (!disp)
return 0;
if (!initialized) {
initialized++;
InitKeyboard();
}
while (XPending(disp)) {
XNextEvent(disp, &evt);
switch (evt.type) {
case KeyPress:
case KeyRelease:
Key = XLookupKeysym((XKeyEvent *)&evt, 0);
//printf("%s %x\n", evt.type == KeyPress ? "press" : "rel ", Key);
psxkey = -1;
for (i = 0; i < ARRAY_SIZE(keymap); i++) {
if (keymap[i].xkey == Key) {
psxkey = keymap[i].psxkey;
break;
}
}
if (psxkey >= 0) {
if (evt.type == KeyPress)
keystate_x11 |= 1 << psxkey;
else
keystate_x11 &= ~(1 << psxkey);
}
if (evt.type == KeyPress && Key == XK_Escape)
leave = 1;
break;
case ClientMessage:
xce = (XClientMessageEvent *)&evt;
if (xce->message_type == wmprotocols && (Atom)xce->data.l[0] == wmdelwindow)
leave = 1;
break;
}
}
if (leave) {
DestroyKeyboard();
exit(1);
}
return keystate_x11;
}
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