402 lines
9.5 KiB
C
402 lines
9.5 KiB
C
//=======================================================================
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// Copyright XashXT Group 2007 ©
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// input.c - win32 input devices
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//=======================================================================
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#include "common.h"
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#include "input.h"
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#include "client.h"
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// FIXME: move this stuff to launch.dll someday
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bool in_mouseactive; // false when not focus app
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bool in_restore_spi;
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bool in_mouseinitialized;
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int in_originalmouseparms[3];
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int in_newmouseparms[3] = { 0, 0, 1 };
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bool in_mouseparmsvalid;
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int in_mouse_buttons;
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int in_mouse_oldbuttonstate;
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int window_center_x, window_center_y;
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uint in_mouse_wheel;
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RECT window_rect;
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cvar_t *scr_xpos; // X coordinate of window position
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cvar_t *scr_ypos; // Y coordinate of window position
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cvar_t *scr_fullscreen;
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#define WM_MOUSEWHEEL ( WM_MOUSELAST + 1 ) // message that will be supported by the OS
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static byte scan_to_key[128] =
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{
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0,27,'1','2','3','4','5','6','7','8','9','0','-','=',K_BACKSPACE,9,
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'q','w','e','r','t','y','u','i','o','p','[',']', 13 , K_CTRL,
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'a','s','d','f','g','h','j','k','l',';','\'','`',
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K_SHIFT,'\\','z','x','c','v','b','n','m',',','.','/',K_SHIFT,
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'*',K_ALT,' ',K_CAPSLOCK,
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K_F1,K_F2,K_F3,K_F4,K_F5,K_F6,K_F7,K_F8,K_F9,K_F10,
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K_PAUSE,0,K_HOME,K_UPARROW,K_PGUP,K_KP_MINUS,K_LEFTARROW,K_KP_5,
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K_RIGHTARROW,K_KP_PLUS,K_END,K_DOWNARROW,K_PGDN,K_INS,K_DEL,
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0,0,0,K_F11,K_F12,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
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0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0
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};
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/*
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=======
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Host_MapKey
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Map from windows to engine keynums
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=======
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*/
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static int Host_MapKey( int key )
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{
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int result, modified;
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bool is_extended = false;
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modified = ( key >> 16 ) & 255;
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if( modified > 127 ) return 0;
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if ( key & ( 1 << 24 ))
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is_extended = true;
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result = scan_to_key[modified];
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if( !is_extended )
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{
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switch ( result )
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{
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case K_HOME: return K_KP_HOME;
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case K_UPARROW: return K_KP_UPARROW;
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case K_PGUP: return K_KP_PGUP;
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case K_LEFTARROW: return K_KP_LEFTARROW;
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case K_RIGHTARROW: return K_KP_RIGHTARROW;
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case K_END: return K_KP_END;
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case K_DOWNARROW: return K_KP_DOWNARROW;
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case K_PGDN: return K_KP_PGDN;
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case K_INS: return K_KP_INS;
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case K_DEL: return K_KP_DEL;
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default: return result;
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}
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}
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else
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{
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switch ( result )
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{
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case K_PAUSE: return K_KP_NUMLOCK;
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case 0x0D: return K_KP_ENTER;
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case 0x2F: return K_KP_SLASH;
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case 0xAF: return K_KP_PLUS;
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}
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return result;
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}
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}
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/*
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===========
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IN_StartupMouse
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===========
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*/
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void IN_StartupMouse( void )
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{
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cvar_t *cv;
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cv = Cvar_Get( "in_initmouse", "1", CVAR_SYSTEMINFO, "allow mouse device" );
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if( !cv->value ) return;
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in_mouse_buttons = 3;
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in_mouseparmsvalid = SystemParametersInfo( SPI_GETMOUSE, 0, in_originalmouseparms, 0 );
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in_mouseinitialized = true;
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in_mouse_wheel = RegisterWindowMessage( "MSWHEEL_ROLLMSG" );
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}
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/*
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===========
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IN_ActivateMouse
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Called when the window gains focus or changes in some way
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===========
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*/
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void IN_ActivateMouse( void )
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{
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int width, height;
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if( !in_mouseinitialized )
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return;
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if( in_mouseactive ) return;
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in_mouseactive = true;
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if( in_mouseparmsvalid )
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in_restore_spi = SystemParametersInfo( SPI_SETMOUSE, 0, in_newmouseparms, 0 );
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width = GetSystemMetrics(SM_CXSCREEN);
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height = GetSystemMetrics(SM_CYSCREEN);
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GetWindowRect( host.hWnd, &window_rect );
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if( window_rect.left < 0 ) window_rect.left = 0;
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if( window_rect.top < 0 ) window_rect.top = 0;
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if( window_rect.right >= width ) window_rect.right = width - 1;
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if( window_rect.bottom >= height - 1 ) window_rect.bottom = height - 1;
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window_center_x = (window_rect.right + window_rect.left) / 2;
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window_center_y = (window_rect.top + window_rect.bottom) / 2;
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SetCursorPos( window_center_x, window_center_y );
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SetCapture( host.hWnd );
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ClipCursor( &window_rect );
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while( ShowCursor(false) >= 0 );
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}
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/*
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===========
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IN_DeactivateMouse
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Called when the window loses focus
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===========
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*/
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void IN_DeactivateMouse( void )
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{
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if( !in_mouseinitialized || !in_mouseactive )
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return;
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if( in_restore_spi )
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SystemParametersInfo( SPI_SETMOUSE, 0, in_originalmouseparms, 0 );
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in_mouseactive = false;
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ClipCursor( NULL );
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ReleaseCapture();
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while( ShowCursor(true) < 0 );
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}
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/*
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================
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IN_Mouse
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================
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*/
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void IN_MouseMove( void )
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{
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POINT current_pos;
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int mx, my;
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if( !in_mouseinitialized || !in_mouseactive )
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return;
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// find mouse movement
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GetCursorPos( ¤t_pos );
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// force the mouse to the center, so there's room to move
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SetCursorPos( window_center_x, window_center_y );
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mx = current_pos.x - window_center_x;
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my = current_pos.y - window_center_y;
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if( !mx && !my ) return;
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Sys_QueEvent( 0, SE_MOUSE, mx, my, 0, NULL );
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}
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/*
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===========
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IN_MouseEvent
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===========
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*/
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void IN_MouseEvent( int mstate )
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{
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int i;
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if( !in_mouseinitialized || !in_mouseactive )
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return;
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// perform button actions
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for( i = 0; i < in_mouse_buttons; i++ )
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{
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if((mstate & (1<<i)) && !(in_mouse_oldbuttonstate & (1<<i)) )
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{
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Sys_QueEvent( -1, SE_KEY, K_MOUSE1 + i, true, 0, NULL );
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}
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if(!(mstate & (1<<i)) && (in_mouse_oldbuttonstate & (1<<i)) )
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{
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Sys_QueEvent( -1, SE_KEY, K_MOUSE1 + i, false, 0, NULL );
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}
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}
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in_mouse_oldbuttonstate = mstate;
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}
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/*
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===========
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IN_Shutdown
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===========
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*/
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void IN_Shutdown( void )
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{
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IN_DeactivateMouse();
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}
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/*
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===========
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IN_Init
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===========
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*/
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void IN_Init( void )
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{
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IN_StartupMouse();
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}
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/*
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==================
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IN_Frame
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Called every frame, even if not generating commands
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==================
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*/
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void IN_Frame( void )
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{
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bool shutdownMouse = false;
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// if at a full screen console, don't update unless needed
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if( host.state != HOST_FRAME || host.type == HOST_DEDICATED )
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Sys_Sleep( 20 );
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if( !in_mouseinitialized )
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return;
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if( host.state != HOST_FRAME )
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{
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IN_DeactivateMouse();
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return;
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}
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if( !cl.video_prepped && cls.key_dest != key_menu )
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shutdownMouse = true; // release mouse during vid_restart
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if( cls.key_dest == key_console )
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shutdownMouse = true; // release mouse when console is drawing
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if( cl_paused->integer && cls.key_dest != key_menu )
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shutdownMouse = true; // release mouse when game pause but menu
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if( shutdownMouse && !Cvar_VariableInteger( "fullscreen" ))
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{
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IN_DeactivateMouse();
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return;
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}
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IN_ActivateMouse();
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IN_MouseMove();
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}
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/*
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====================
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IN_WndProc
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main window procedure
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====================
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*/
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long IN_WndProc( void *hWnd, uint uMsg, uint wParam, long lParam )
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{
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int temp = 0;
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if( uMsg == in_mouse_wheel )
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uMsg = WM_MOUSEWHEEL;
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switch( uMsg )
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{
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case WM_KILLFOCUS:
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if( scr_fullscreen && scr_fullscreen->integer )
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ShowWindow( host.hWnd, SW_SHOWMINNOACTIVE );
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break;
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case WM_MOUSEWHEEL:
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if((short)HIWORD(wParam) > 0 )
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{
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Sys_QueEvent( -1, SE_KEY, K_MWHEELUP, true, 0, NULL );
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Sys_QueEvent( -1, SE_KEY, K_MWHEELUP, false, 0, NULL );
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}
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else
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{
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Sys_QueEvent( -1, SE_KEY, K_MWHEELDOWN, true, 0, NULL );
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Sys_QueEvent( -1, SE_KEY, K_MWHEELDOWN, false, 0, NULL );
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}
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break;
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case WM_CREATE:
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host.hWnd = hWnd;
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scr_xpos = Cvar_Get( "r_xpos", "3", CVAR_ARCHIVE, "window position by horizontal" );
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scr_ypos = Cvar_Get( "r_ypos", "22", CVAR_ARCHIVE, "window position by vertical" );
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scr_fullscreen = Cvar_Get( "fullscreen", "0", CVAR_ARCHIVE|CVAR_LATCH, "set in 1 to enable fullscreen mode" );
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break;
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case WM_CLOSE:
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Cbuf_ExecuteText( EXEC_APPEND, "quit" );
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break;
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case WM_ACTIVATE:
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if(LOWORD(wParam) != WA_INACTIVE && HIWORD(wParam)) host.state = HOST_SLEEP;
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else if(LOWORD(wParam) == WA_INACTIVE) host.state = HOST_NOFOCUS;
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else host.state = HOST_FRAME;
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S_Activate( (host.state == HOST_FRAME) ? true : false );
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Key_ClearStates(); // FIXME!!!
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if( host.state == HOST_FRAME )
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{
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SetForegroundWindow( hWnd );
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ShowWindow( hWnd, SW_RESTORE );
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}
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else if( scr_fullscreen->integer )
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{
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ShowWindow( hWnd, SW_MINIMIZE );
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}
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break;
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case WM_MOVE:
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if( !scr_fullscreen->integer )
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{
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RECT r;
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int xPos, yPos, style;
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xPos = (short)LOWORD( lParam ); // horizontal position
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yPos = (short)HIWORD( lParam ); // vertical position
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r.left = r.top = 0;
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r.right = r.bottom = 1;
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style = GetWindowLong( hWnd, GWL_STYLE );
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AdjustWindowRect( &r, style, FALSE );
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Cvar_SetValue( "r_xpos", xPos + r.left );
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Cvar_SetValue( "r_ypos", yPos + r.top );
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scr_xpos->modified = false;
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scr_ypos->modified = false;
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}
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break;
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case WM_LBUTTONDOWN:
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case WM_LBUTTONUP:
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case WM_RBUTTONDOWN:
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case WM_RBUTTONUP:
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case WM_MBUTTONDOWN:
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case WM_MBUTTONUP:
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case WM_MOUSEMOVE:
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if(wParam & MK_LBUTTON) temp |= 1;
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if(wParam & MK_RBUTTON) temp |= 2;
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if(wParam & MK_MBUTTON) temp |= 4;
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IN_MouseEvent( temp );
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break;
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case WM_SYSCOMMAND:
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if( wParam == SC_SCREENSAVE ) return 0;
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break;
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case WM_SYSKEYDOWN:
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if( wParam == VK_RETURN )
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{
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// alt+enter fullscreen switch
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Cvar_SetValue( "fullscreen", !Cvar_VariableValue( "fullscreen" ));
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Cbuf_AddText( "vid_restart\n" );
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return 0;
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}
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// intentional fallthrough
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case WM_KEYDOWN:
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Sys_QueEvent( -1, SE_KEY, Host_MapKey( lParam ), true, 0, NULL );
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break;
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case WM_SYSKEYUP:
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case WM_KEYUP:
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Sys_QueEvent( -1, SE_KEY, Host_MapKey( lParam ), false, 0, NULL );
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break;
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case WM_CHAR:
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Sys_QueEvent( -1, SE_CHAR, wParam, 0, 0, NULL );
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break;
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}
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return DefWindowProc( hWnd, uMsg, wParam, lParam );
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} |