quakeforge-old/common/keys.c
Zephaniah E. Hull 0e8ba8d814 Sledge hammer applied..
The input stuff is now somewhat modular, I'll get everything working
soon enough, right now things are hardwired to svgalib, but its ok..
2000-02-12 05:34:22 +00:00

894 lines
17 KiB
C

/*
Copyright (C) 1996-1997 Id Software, Inc.
Copyright (C) 1999,2000 contributors of the QuakeForge project
Portions Copyright (C) 1999,2000 Nelson Rush.
Please see the file "AUTHORS" for a list of contributors
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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include "quakedef.h"
#include "qtypes.h"
#include "keys.h"
#include "cmd.h"
#include "cvar.h"
#include "client.h"
#include "lib_replace.h"
#include "console.h"
#include "menu.h"
#include "screen.h"
#include "sys.h"
#ifdef _WIN32
#include <windows.h>
#endif
/*
key up events are sent even if in console mode
*/
#define MAXCMDLINE 256
char key_lines[32][MAXCMDLINE];
int key_linepos;
int shift_down=false;
int key_lastpress;
int edit_line=0;
int history_line=0;
keydest_t key_dest;
int key_count; // incremented every key event
char *keybindings[256];
qboolean consolekeys[256]; // if true, can't be rebound while in console
qboolean menubound[256]; // if true, can't be rebound while in menu
int keyshift[256]; // key to map to if shift held down in console
int key_repeats[256]; // if > 1, it is autorepeating
qboolean keydown[256];
typedef struct
{
char *name;
int keynum;
} keyname_t;
keyname_t keynames[] =
{
{"TAB", K_TAB},
{"ENTER", K_ENTER},
{"ESCAPE", K_ESCAPE},
{"SPACE", K_SPACE},
{"BACKSPACE", K_BACKSPACE},
{"UPARROW", K_UPARROW},
{"DOWNARROW", K_DOWNARROW},
{"LEFTARROW", K_LEFTARROW},
{"RIGHTARROW", K_RIGHTARROW},
{"ALT", K_ALT},
{"CTRL", K_CTRL},
{"SHIFT", K_SHIFT},
// Keypad stuff..
{"KP_NUMLCK", KP_NUMLCK},
{"KP_DIVIDE", KP_DIVIDE},
{"KP_MULTIPLY", KP_MULTIPLY},
{"KP_MINUS", KP_MINUS},
{"KP_HOME", KP_HOME},
{"KP_UPARROW", KP_UPARROW},
{"KP_PGUP", KP_PGUP},
{"KP_PLUS", KP_PLUS},
{"KP_LEFTARROW", KP_LEFTARROW},
{"KP_5", KP_5},
{"KP_RIGHTARROW", KP_RIGHTARROW},
{"KP_END", KP_END},
{"KP_DOWNARROW", KP_DOWNARROW},
{"KP_PGDN", KP_PGDN},
{"KP_INS", KP_INS},
{"KP_DEL", KP_DEL},
{"KP_ENTER", KP_ENTER},
{"F1", K_F1},
{"F2", K_F2},
{"F3", K_F3},
{"F4", K_F4},
{"F5", K_F5},
{"F6", K_F6},
{"F7", K_F7},
{"F8", K_F8},
{"F9", K_F9},
{"F10", K_F10},
{"F11", K_F11},
{"F12", K_F12},
{"INS", K_INS},
{"DEL", K_DEL},
{"PGDN", K_PGDN},
{"PGUP", K_PGUP},
{"HOME", K_HOME},
{"END", K_END},
{"MOUSE1", K_MOUSE1},
{"MOUSE2", K_MOUSE2},
{"MOUSE3", K_MOUSE3},
{"JOY1", K_JOY1},
{"JOY2", K_JOY2},
{"JOY3", K_JOY3},
{"JOY4", K_JOY4},
{"AUX1", K_AUX1},
{"AUX2", K_AUX2},
{"AUX3", K_AUX3},
{"AUX4", K_AUX4},
{"AUX5", K_AUX5},
{"AUX6", K_AUX6},
{"AUX7", K_AUX7},
{"AUX8", K_AUX8},
{"AUX9", K_AUX9},
{"AUX10", K_AUX10},
{"AUX11", K_AUX11},
{"AUX12", K_AUX12},
{"AUX13", K_AUX13},
{"AUX14", K_AUX14},
{"AUX15", K_AUX15},
{"AUX16", K_AUX16},
{"AUX17", K_AUX17},
{"AUX18", K_AUX18},
{"AUX19", K_AUX19},
{"AUX20", K_AUX20},
{"AUX21", K_AUX21},
{"AUX22", K_AUX22},
{"AUX23", K_AUX23},
{"AUX24", K_AUX24},
{"AUX25", K_AUX25},
{"AUX26", K_AUX26},
{"AUX27", K_AUX27},
{"AUX28", K_AUX28},
{"AUX29", K_AUX29},
{"AUX30", K_AUX30},
{"AUX31", K_AUX31},
{"AUX32", K_AUX32},
{"PRNTSCR", K_PRNTSCR},
{"SCRLCK", K_SCRLCK},
{"PAUSE", K_PAUSE},
{"MWHEELUP", K_MWHEELUP},
{"MWHEELDOWN", K_MWHEELDOWN},
{"SEMICOLON", ';'}, // because a raw semicolon seperates commands
{NULL,0}
};
/*
==============================================================================
LINE TYPING INTO THE CONSOLE
==============================================================================
*/
qboolean CheckForCommand (void)
{
char command[128];
char *cmd, *s;
int i;
s = key_lines[edit_line]+1;
for (i=0 ; i<127 ; i++)
if (s[i] <= ' ')
break;
else
command[i] = s[i];
command[i] = 0;
cmd = Cmd_CompleteCommand (command);
if (!cmd || strcmp (cmd, command))
cmd = Cvar_CompleteVariable (command);
if (!cmd || strcmp (cmd, command) )
return false; // just a chat message
return true;
}
void CompleteCommand (void)
{
char *cmd, *s;
s = key_lines[edit_line]+1;
if (*s == '\\' || *s == '/')
s++;
cmd = Cmd_CompleteCommand (s);
if (!cmd)
cmd = Cvar_CompleteVariable (s);
if (cmd)
{
key_lines[edit_line][1] = '/';
Q_strcpy (key_lines[edit_line]+2, cmd);
key_linepos = Q_strlen(cmd)+2;
key_lines[edit_line][key_linepos] = ' ';
key_linepos++;
key_lines[edit_line][key_linepos] = 0;
return;
}
}
/*
====================
Key_Console
Interactive line editing and console scrollback
====================
*/
void Key_Console (int key)
{
#ifdef _WIN32
char *cmd, *s;
int i;
HANDLE th;
char *clipText, *textCopied;
#endif
switch (key) {
case KP_ENTER:
case K_ENTER:
// backslash text are commands, else chat
if (key_lines[edit_line][1] == '\\' || key_lines[edit_line][1] == '/')
Cbuf_AddText (key_lines[edit_line]+2); // skip the >
else if (CheckForCommand())
Cbuf_AddText (key_lines[edit_line]+1); // valid command
else { // convert to a chat message
if (cls.state >= ca_connected)
Cbuf_AddText ("say ");
Cbuf_AddText (key_lines[edit_line]+1); // skip the >
}
Cbuf_AddText ("\n");
Con_Printf ("%s\n",key_lines[edit_line]);
edit_line = (edit_line + 1) & 31;
history_line = edit_line;
key_lines[edit_line][0] = ']';
key_linepos = 1;
if (cls.state == ca_disconnected)
SCR_UpdateScreen (); // force an update, because the command
// may take some time
return;
break;
case K_TAB:
// command completion
CompleteCommand ();
return;
break;
case K_BACKSPACE:
case KP_LEFTARROW:
case K_LEFTARROW:
if (key_linepos > 1)
key_linepos--;
return;
break;
case KP_UPARROW:
case K_UPARROW:
do {
history_line = (history_line - 1) & 31;
} while (history_line != edit_line
&& !key_lines[history_line][1]);
if (history_line == edit_line)
history_line = (edit_line+1)&31;
Q_strcpy(key_lines[edit_line], key_lines[history_line]);
key_linepos = Q_strlen(key_lines[edit_line]);
return;
break;
case KP_DOWNARROW:
case K_DOWNARROW:
if (history_line == edit_line) return;
do {
history_line = (history_line + 1) & 31;
} while (history_line != edit_line
&& !key_lines[history_line][1]);
if (history_line == edit_line) {
key_lines[edit_line][0] = ']';
key_linepos = 1;
} else {
Q_strcpy(key_lines[edit_line], key_lines[history_line]);
key_linepos = Q_strlen(key_lines[edit_line]);
}
return;
break;
case K_MWHEELUP:
case KP_PGUP:
case K_PGUP:
con->display -= 2;
return;
break;
case K_MWHEELDOWN:
case KP_PGDN:
case K_PGDN:
con->display += 2;
if (con->display > con->current)
con->display = con->current;
return;
break;
case KP_HOME:
case K_HOME:
con->display = con->current - con_totallines + 10;
return;
break;
case KP_END:
case K_END:
con->display = con->current;
return;
break;
}
#ifdef _WIN32
if ((key=='V' || key=='v') && GetKeyState(VK_CONTROL)<0) {
if (OpenClipboard(NULL)) {
th = GetClipboardData(CF_TEXT);
if (th) {
clipText = GlobalLock(th);
if (clipText) {
textCopied = malloc(GlobalSize(th)+1);
strcpy(textCopied, clipText);
/* Substitutes a NULL for every token */strtok(textCopied, "\n\r\b");
i = strlen(textCopied);
if (i+key_linepos>=MAXCMDLINE)
i=MAXCMDLINE-key_linepos;
if (i>0) {
textCopied[i]=0;
strcat(key_lines[edit_line], textCopied);
key_linepos+=i;;
}
free(textCopied);
}
GlobalUnlock(th);
}
CloseClipboard();
return;
}
}
#endif
if (key < 32 || key > 127)
return; // non printable
if (key_linepos < MAXCMDLINE-1)
{
key_lines[edit_line][key_linepos] = key;
key_linepos++;
key_lines[edit_line][key_linepos] = 0;
}
}
//============================================================================
qboolean chat_team;
char chat_buffer[MAXCMDLINE];
int chat_bufferlen = 0;
void Key_Message (int key)
{
if (key == K_ENTER || key == KP_ENTER)
{
if (chat_team)
Cbuf_AddText ("say_team \"");
else
Cbuf_AddText ("say \"");
Cbuf_AddText(chat_buffer);
Cbuf_AddText("\"\n");
key_dest = key_game;
chat_bufferlen = 0;
chat_buffer[0] = 0;
return;
}
if (key == K_ESCAPE)
{
key_dest = key_game;
chat_bufferlen = 0;
chat_buffer[0] = 0;
return;
}
if (key < 32 || key > 127)
return; // non printable
if (key == K_BACKSPACE)
{
if (chat_bufferlen)
{
chat_bufferlen--;
chat_buffer[chat_bufferlen] = 0;
}
return;
}
if (chat_bufferlen == sizeof(chat_buffer)-1)
return; // all full
chat_buffer[chat_bufferlen++] = key;
chat_buffer[chat_bufferlen] = 0;
}
//============================================================================
/*
===================
Key_StringToKeynum
Returns a key number to be used to index keybindings[] by looking at
the given string. Single ascii characters return themselves, while
the K_* names are matched up.
===================
*/
int Key_StringToKeynum (char *str)
{
keyname_t *kn;
if (!str || !str[0])
return -1;
if (!str[1])
return str[0];
for (kn=keynames ; kn->name ; kn++)
{
if (!Q_strcasecmp(str,kn->name))
return kn->keynum;
}
return -1;
}
/*
===================
Key_KeynumToString
Returns a string (either a single ascii char, or a K_* name) for the
given keynum.
FIXME: handle quote special (general escape sequence?)
===================
*/
char *Key_KeynumToString (int keynum)
{
keyname_t *kn;
static char tinystr[2];
if (keynum == -1)
return "<KEY NOT FOUND>";
if (keynum > 32 && keynum < 127)
{ // printable ascii
tinystr[0] = keynum;
tinystr[1] = 0;
return tinystr;
}
for (kn=keynames ; kn->name ; kn++)
if (keynum == kn->keynum)
return kn->name;
return "<UNKNOWN KEYNUM>";
}
/*
===================
Key_SetBinding
===================
*/
void Key_SetBinding (int keynum, char *binding)
{
char *new;
int l;
if (keynum == -1)
return;
// free old bindings
if (keybindings[keynum])
{
if (!Q_strncmp (keybindings[keynum], "toggleconsole", 13)) {
consolekeys[keynum] = true;
}
Z_Free (keybindings[keynum]);
keybindings[keynum] = NULL;
}
// allocate memory for new binding
l = Q_strlen (binding);
new = Z_Malloc (l+1);
Q_strcpy (new, binding);
new[l] = 0;
keybindings[keynum] = new;
if (!Q_strncmp (new, "toggleconsole", 13)) {
consolekeys[keynum] = false;
}
}
/*
===================
Key_Unbind_f
===================
*/
void Key_Unbind_f (void)
{
int b;
if (Cmd_Argc() != 2)
{
Con_Printf ("unbind <key> : remove commands from a key\n");
return;
}
b = Key_StringToKeynum (Cmd_Argv(1));
if (b==-1)
{
Con_Printf ("\"%s\" isn't a valid key\n", Cmd_Argv(1));
return;
}
Key_SetBinding (b, "");
}
void Key_Unbindall_f (void)
{
int i;
for (i=0 ; i<256 ; i++)
if (keybindings[i])
Key_SetBinding (i, "");
}
/*
===================
Key_Bind_f
===================
*/
void Key_Bind_f (void)
{
int i, c, b;
char cmd[1024];
c = Cmd_Argc();
if (c != 2 && c != 3)
{
Con_Printf ("bind <key> [command] : attach a command to a key\n");
return;
}
b = Key_StringToKeynum (Cmd_Argv(1));
if (b==-1)
{
Con_Printf ("\"%s\" isn't a valid key\n", Cmd_Argv(1));
return;
}
if (c == 2)
{
if (keybindings[b])
Con_Printf ("\"%s\" = \"%s\"\n", Cmd_Argv(1), keybindings[b] );
else
Con_Printf ("\"%s\" is not bound\n", Cmd_Argv(1) );
return;
}
// copy the rest of the command line
cmd[0] = 0; // start out with a null string
for (i=2 ; i< c ; i++)
{
strcat (cmd, Cmd_Argv(i));
if (i != (c-1))
strcat (cmd, " ");
}
Key_SetBinding (b, cmd);
}
/*
============
Key_WriteBindings
Writes lines containing "bind key value"
============
*/
void Key_WriteBindings (QFile *f)
{
int i;
for (i=0 ; i<256 ; i++)
if (keybindings[i])
Qprintf (f, "bind %s \"%s\"\n", Key_KeynumToString(i), keybindings[i]);
}
/*
===================
Key_Init
===================
*/
void Key_Init (void)
{
int i;
for (i=0 ; i<32 ; i++)
{
key_lines[i][0] = ']';
key_lines[i][1] = 0;
}
key_linepos = 1;
//
// init ascii characters in console mode
//
for (i=32 ; i<128 ; i++)
consolekeys[i] = true;
consolekeys[KP_ENTER] = true;
consolekeys[KP_LEFTARROW] = true;
consolekeys[KP_RIGHTARROW] = true;
consolekeys[KP_UPARROW] = true;
consolekeys[KP_DOWNARROW] = true;
consolekeys[KP_HOME] = true;
consolekeys[KP_END] = true;
consolekeys[KP_PGUP] = true;
consolekeys[KP_PGDN] = true;
consolekeys[K_ENTER] = true;
consolekeys[K_TAB] = true;
consolekeys[K_LEFTARROW] = true;
consolekeys[K_RIGHTARROW] = true;
consolekeys[K_UPARROW] = true;
consolekeys[K_DOWNARROW] = true;
consolekeys[K_BACKSPACE] = true;
consolekeys[K_HOME] = true;
consolekeys[K_END] = true;
consolekeys[K_PGUP] = true;
consolekeys[K_PGDN] = true;
consolekeys[K_SHIFT] = true;
consolekeys[K_MWHEELUP] = true;
consolekeys[K_MWHEELDOWN] = true;
consolekeys['`'] = false;
consolekeys['~'] = false;
for (i=0 ; i<256 ; i++)
keyshift[i] = i;
for (i='a' ; i<='z' ; i++)
keyshift[i] = i - 'a' + 'A';
keyshift['1'] = '!';
keyshift['2'] = '@';
keyshift['3'] = '#';
keyshift['4'] = '$';
keyshift['5'] = '%';
keyshift['6'] = '^';
keyshift['7'] = '&';
keyshift['8'] = '*';
keyshift['9'] = '(';
keyshift['0'] = ')';
keyshift['-'] = '_';
keyshift['='] = '+';
keyshift[','] = '<';
keyshift['.'] = '>';
keyshift['/'] = '?';
keyshift[';'] = ':';
keyshift['\''] = '"';
keyshift['['] = '{';
keyshift[']'] = '}';
keyshift['`'] = '~';
keyshift['\\'] = '|';
menubound[K_ESCAPE] = true;
for (i=0 ; i<12 ; i++)
menubound[K_F1+i] = true;
//
// register our functions
//
Cmd_AddCommand ("bind",Key_Bind_f);
Cmd_AddCommand ("unbind",Key_Unbind_f);
Cmd_AddCommand ("unbindall",Key_Unbindall_f);
}
/*
===================
Key_Event
Called by the system between frames for both key up and key down events
Should NOT be called during an interrupt!
===================
*/
void Key_Event (int key, qboolean down)
{
char *kb;
char cmd[1024];
// Con_Printf ("%i : %i\n", key, down); //@@@
keydown[key] = down;
if (!down)
key_repeats[key] = 0;
key_lastpress = key;
key_count++;
if (key_count <= 0)
{
return; // just catching keys for Con_NotifyBox
}
// update auto-repeat status
if (down)
{
key_repeats[key]++;
if (key != K_BACKSPACE
&& key != K_PAUSE
&& key != K_PGUP
&& key != K_PGDN
&& key_repeats[key] > 1)
return; // ignore most autorepeats
if (key >= 200 && !keybindings[key])
Con_Printf ("%s is unbound, hit F4 to set.\n", Key_KeynumToString (key) );
}
if (key == K_SHIFT)
shift_down = down;
//
// handle escape specialy, so the user can never unbind it
//
if (key == K_ESCAPE)
{
if (!down)
return;
switch (key_dest)
{
case key_message:
Key_Message (key);
break;
case key_menu:
M_Keydown (key);
break;
case key_game:
case key_console:
M_ToggleMenu_f ();
break;
default:
Sys_Error ("Bad key_dest");
}
return;
}
//
// key up events only generate commands if the game key binding is
// a button command (leading + sign). These will occur even in console mode,
// to keep the character from continuing an action started before a console
// switch. Button commands include the kenum as a parameter, so multiple
// downs can be matched with ups
//
if (!down)
{
kb = keybindings[key];
if (kb && kb[0] == '+')
{
snprintf(cmd, sizeof(cmd), "-%s %i\n", kb+1, key);
Cbuf_AddText (cmd);
}
if (keyshift[key] != key)
{
kb = keybindings[keyshift[key]];
if (kb && kb[0] == '+')
{
snprintf(cmd, sizeof(cmd), "-%s %i\n", kb+1, key);
Cbuf_AddText (cmd);
}
}
return;
}
//
// during demo playback, most keys bring up the main menu
//
if (cls.demoplayback && down && consolekeys[key] && key_dest == key_game)
{
M_ToggleMenu_f ();
return;
}
//
// if not a consolekey, send to the interpreter no matter what mode is
//
if ( (key_dest == key_menu && menubound[key])
|| (key_dest == key_console && !consolekeys[key])
|| (key_dest == key_game && (
(cls.state == ca_active)
|| !consolekeys[key] ) ) )
{
kb = keybindings[key];
if (kb)
{
if (kb[0] == '+')
{ // button commands add keynum as a parm
snprintf(cmd, sizeof(cmd), "%s %i\n", kb, key);
Cbuf_AddText (cmd);
}
else
{
Cbuf_AddText (kb);
Cbuf_AddText ("\n");
}
}
return;
}
if (!down)
return; // other systems only care about key down events
if (shift_down)
key = keyshift[key];
switch (key_dest)
{
case key_message:
Key_Message (key);
break;
case key_menu:
M_Keydown (key);
break;
case key_game:
case key_console:
Key_Console (key);
break;
default:
Sys_Error ("Bad key_dest");
}
}
/*
===================
Key_ClearStates
===================
*/
void Key_ClearStates (void)
{
int i;
for (i=0 ; i<256 ; i++)
{
keydown[i] = false;
key_repeats[i] = false;
}
}