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quake3/code/win32/win_wndproc.c

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/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.
This file is part of Quake III Arena source code.
Quake III Arena source code 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.
Quake III Arena source code 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 Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
===========================================================================
*/
#include "../client/client.h"
#include "win_local.h"
WinVars_t g_wv;
#ifndef WM_MOUSEWHEEL
#define WM_MOUSEWHEEL (WM_MOUSELAST+1) // message that will be supported by the OS
#endif
static UINT MSH_MOUSEWHEEL;
// Console variables that we need to access from this module
cvar_t *vid_xpos; // X coordinate of window position
cvar_t *vid_ypos; // Y coordinate of window position
cvar_t *r_fullscreen;
#define VID_NUM_MODES ( sizeof( vid_modes ) / sizeof( vid_modes[0] ) )
LONG WINAPI MainWndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam );
static qboolean s_alttab_disabled;
static void WIN_DisableAltTab( void )
{
if ( s_alttab_disabled )
return;
if ( !Q_stricmp( Cvar_VariableString( "arch" ), "winnt" ) )
{
RegisterHotKey( 0, 0, MOD_ALT, VK_TAB );
}
else
{
BOOL old;
SystemParametersInfo( SPI_SCREENSAVERRUNNING, 1, &old, 0 );
}
s_alttab_disabled = qtrue;
}
static void WIN_EnableAltTab( void )
{
if ( s_alttab_disabled )
{
if ( !Q_stricmp( Cvar_VariableString( "arch" ), "winnt" ) )
{
UnregisterHotKey( 0, 0 );
}
else
{
BOOL old;
SystemParametersInfo( SPI_SCREENSAVERRUNNING, 0, &old, 0 );
}
s_alttab_disabled = qfalse;
}
}
/*
==================
VID_AppActivate
==================
*/
static void VID_AppActivate(BOOL fActive, BOOL minimize)
{
g_wv.isMinimized = minimize;
Com_DPrintf("VID_AppActivate: %i\n", fActive );
Key_ClearStates(); // FIXME!!!
// we don't want to act like we're active if we're minimized
if (fActive && !g_wv.isMinimized )
{
g_wv.activeApp = qtrue;
}
else
{
g_wv.activeApp = qfalse;
}
// minimize/restore mouse-capture on demand
if (!g_wv.activeApp )
{
IN_Activate (qfalse);
}
else
{
IN_Activate (qtrue);
}
}
//==========================================================================
static byte s_scantokey[128] =
{
// 0 1 2 3 4 5 6 7
// 8 9 A B C D E F
0 , 27, '1', '2', '3', '4', '5', '6',
'7', '8', '9', '0', '-', '=', K_BACKSPACE, 9, // 0
'q', 'w', 'e', 'r', 't', 'y', 'u', 'i',
'o', 'p', '[', ']', 13 , K_CTRL,'a', 's', // 1
'd', 'f', 'g', 'h', 'j', 'k', 'l', ';',
'\'' , '`', K_SHIFT,'\\', 'z', 'x', 'c', 'v', // 2
'b', 'n', 'm', ',', '.', '/', K_SHIFT,'*',
K_ALT,' ', K_CAPSLOCK , K_F1, K_F2, K_F3, K_F4, K_F5, // 3
K_F6, K_F7, K_F8, K_F9, K_F10, K_PAUSE, 0 , K_HOME,
K_UPARROW,K_PGUP,K_KP_MINUS,K_LEFTARROW,K_KP_5,K_RIGHTARROW, K_KP_PLUS,K_END, //4
K_DOWNARROW,K_PGDN,K_INS,K_DEL,0,0, 0, K_F11,
K_F12,0 , 0 , 0 , 0 , 0 , 0 , 0, // 5
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0,
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0, // 6
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0,
0 , 0 , 0 , 0 , 0 , 0 , 0 , 0 // 7
};
/*
=======
MapKey
Map from windows to quake keynums
=======
*/
static int MapKey (int key)
{
int result;
int modified;
qboolean is_extended;
// Com_Printf( "0x%x\n", key);
modified = ( key >> 16 ) & 255;
if ( modified > 127 )
return 0;
if ( key & ( 1 << 24 ) )
{
is_extended = qtrue;
}
else
{
is_extended = qfalse;
}
result = s_scantokey[modified];
if ( !is_extended )
{
switch ( result )
{
case K_HOME:
return K_KP_HOME;
case K_UPARROW:
return K_KP_UPARROW;
case K_PGUP:
return K_KP_PGUP;
case K_LEFTARROW:
return K_KP_LEFTARROW;
case K_RIGHTARROW:
return K_KP_RIGHTARROW;
case K_END:
return K_KP_END;
case K_DOWNARROW:
return K_KP_DOWNARROW;
case K_PGDN:
return K_KP_PGDN;
case K_INS:
return K_KP_INS;
case K_DEL:
return K_KP_DEL;
default:
return result;
}
}
else
{
switch ( result )
{
case K_PAUSE:
return K_KP_NUMLOCK;
case 0x0D:
return K_KP_ENTER;
case 0x2F:
return K_KP_SLASH;
case 0xAF:
return K_KP_PLUS;
}
return result;
}
}
/*
====================
MainWndProc
main window procedure
====================
*/
extern cvar_t *in_mouse;
extern cvar_t *in_logitechbug;
LONG WINAPI MainWndProc (
HWND hWnd,
UINT uMsg,
WPARAM wParam,
LPARAM lParam)
{
static qboolean flip = qtrue;
int zDelta, i;
// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/userinput/mouseinput/aboutmouseinput.asp
// Windows 95, Windows NT 3.51 - uses MSH_MOUSEWHEEL
// only relevant for non-DI input
//
// NOTE: not sure how reliable this is anymore, might trigger double wheel events
if (in_mouse->integer != 1)
{
if ( uMsg == MSH_MOUSEWHEEL )
{
if ( ( ( int ) wParam ) > 0 )
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qfalse, 0, NULL );
}
else
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL );
}
return DefWindowProc (hWnd, uMsg, wParam, lParam);
}
}
switch (uMsg)
{
case WM_MOUSEWHEEL:
// http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/winui/windowsuserinterface/userinput/mouseinput/aboutmouseinput.asp
// Windows 98/Me, Windows NT 4.0 and later - uses WM_MOUSEWHEEL
// only relevant for non-DI input and when console is toggled in window mode
// if console is toggled in window mode (KEYCATCH_CONSOLE) then mouse is released and DI doesn't see any mouse wheel
if (in_mouse->integer != 1 || (!r_fullscreen->integer && (cls.keyCatchers & KEYCATCH_CONSOLE)))
{
// 120 increments, might be 240 and multiples if wheel goes too fast
// NOTE Logitech: logitech drivers are screwed and send the message twice?
// could add a cvar to interpret the message as successive press/release events
zDelta = ( short ) HIWORD( wParam ) / 120;
if ( zDelta > 0 )
{
for(i=0; i<zDelta; i++)
{
if (!in_logitechbug->integer)
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, qfalse, 0, NULL );
}
else
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELUP, flip, 0, NULL );
flip = !flip;
}
}
}
else
{
for(i=0; i<-zDelta; i++)
{
if (!in_logitechbug->integer)
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qtrue, 0, NULL );
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, qfalse, 0, NULL );
}
else
{
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, K_MWHEELDOWN, flip, 0, NULL );
flip = !flip;
}
}
}
// when an application processes the WM_MOUSEWHEEL message, it must return zero
return 0;
}
break;
case WM_CREATE:
g_wv.hWnd = hWnd;
vid_xpos = Cvar_Get ("vid_xpos", "3", CVAR_ARCHIVE);
vid_ypos = Cvar_Get ("vid_ypos", "22", CVAR_ARCHIVE);
r_fullscreen = Cvar_Get ("r_fullscreen", "1", CVAR_ARCHIVE | CVAR_LATCH );
MSH_MOUSEWHEEL = RegisterWindowMessage("MSWHEEL_ROLLMSG");
if ( r_fullscreen->integer )
{
WIN_DisableAltTab();
}
else
{
WIN_EnableAltTab();
}
break;
#if 0
case WM_DISPLAYCHANGE:
Com_DPrintf( "WM_DISPLAYCHANGE\n" );
// we need to force a vid_restart if the user has changed
// their desktop resolution while the game is running,
// but don't do anything if the message is a result of
// our own calling of ChangeDisplaySettings
if ( com_insideVidInit ) {
break; // we did this on purpose
}
// something else forced a mode change, so restart all our gl stuff
Cbuf_AddText( "vid_restart\n" );
break;
#endif
case WM_DESTROY:
// let sound and input know about this?
g_wv.hWnd = NULL;
if ( r_fullscreen->integer )
{
WIN_EnableAltTab();
}
break;
case WM_CLOSE:
Cbuf_ExecuteText( EXEC_APPEND, "quit" );
break;
case WM_ACTIVATE:
{
int fActive, fMinimized;
fActive = LOWORD(wParam);
fMinimized = (BOOL) HIWORD(wParam);
VID_AppActivate( fActive != WA_INACTIVE, fMinimized);
SNDDMA_Activate();
}
break;
case WM_MOVE:
{
int xPos, yPos;
RECT r;
int style;
if (!r_fullscreen->integer )
{
xPos = (short) LOWORD(lParam); // horizontal position
yPos = (short) HIWORD(lParam); // vertical position
r.left = 0;
r.top = 0;
r.right = 1;
r.bottom = 1;
style = GetWindowLong( hWnd, GWL_STYLE );
AdjustWindowRect( &r, style, FALSE );
Cvar_SetValue( "vid_xpos", xPos + r.left);
Cvar_SetValue( "vid_ypos", yPos + r.top);
vid_xpos->modified = qfalse;
vid_ypos->modified = qfalse;
if ( g_wv.activeApp )
{
IN_Activate (qtrue);
}
}
}
break;
// this is complicated because Win32 seems to pack multiple mouse events into
// one update sometimes, so we always check all states and look for events
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_MOUSEMOVE:
{
int temp;
temp = 0;
if (wParam & MK_LBUTTON)
temp |= 1;
if (wParam & MK_RBUTTON)
temp |= 2;
if (wParam & MK_MBUTTON)
temp |= 4;
IN_MouseEvent (temp);
}
break;
case WM_SYSCOMMAND:
if ( wParam == SC_SCREENSAVE )
return 0;
break;
case WM_SYSKEYDOWN:
if ( wParam == 13 )
{
if ( r_fullscreen )
{
Cvar_SetValue( "r_fullscreen", !r_fullscreen->integer );
Cbuf_AddText( "vid_restart\n" );
}
return 0;
}
// fall through
case WM_KEYDOWN:
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, MapKey( lParam ), qtrue, 0, NULL );
break;
case WM_SYSKEYUP:
case WM_KEYUP:
Sys_QueEvent( g_wv.sysMsgTime, SE_KEY, MapKey( lParam ), qfalse, 0, NULL );
break;
case WM_CHAR:
Sys_QueEvent( g_wv.sysMsgTime, SE_CHAR, wParam, 0, 0, NULL );
break;
}
return DefWindowProc( hWnd, uMsg, wParam, lParam );
}
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