Mercurial > sdl-ios-xcode
diff src/video/windib/SDL_dibevents.c @ 0:74212992fb08
Initial revision
author | Sam Lantinga <slouken@lokigames.com> |
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date | Thu, 26 Apr 2001 16:45:43 +0000 |
parents | |
children | 13ee9f4834ea |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/video/windib/SDL_dibevents.c Thu Apr 26 16:45:43 2001 +0000 @@ -0,0 +1,343 @@ +/* + SDL - Simple DirectMedia Layer + Copyright (C) 1997, 1998, 1999, 2000, 2001 Sam Lantinga + + This library is free software; you can redistribute it and/or + modify it under the terms of the GNU Library General Public + License as published by the Free Software Foundation; either + version 2 of the License, or (at your option) any later version. + + This library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with this library; if not, write to the Free + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Sam Lantinga + slouken@devolution.com +*/ + +#ifdef SAVE_RCSID +static char rcsid = + "@(#) $Id$"; +#endif + +#include <stdlib.h> +#include <stdio.h> +#include <windows.h> + +#include "SDL_events.h" +#include "SDL_error.h" +#include "SDL_syswm.h" +#include "SDL_sysevents.h" +#include "SDL_events_c.h" +#include "SDL_lowvideo.h" +#include "SDL_dibvideo.h" +#include "SDL_vkeys.h" + +#ifndef WM_APP +#define WM_APP 0x8000 +#endif + +#ifdef _WIN32_WCE +#define NO_GETKEYBOARDSTATE +#endif + +/* The translation table from a Microsoft VK keysym to a SDL keysym */ +static SDLKey VK_keymap[SDLK_LAST]; +static SDL_keysym *TranslateKey(UINT vkey, UINT scancode, SDL_keysym *keysym, int pressed); + +/* Masks for processing the windows KEYDOWN and KEYUP messages */ +#define REPEATED_KEYMASK (1<<30) +#define EXTENDED_KEYMASK (1<<24) + +/* The main Win32 event handler */ +LONG + DIB_HandleMessage(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) +{ + extern int posted; + + switch (msg) { + case WM_SYSKEYDOWN: + case WM_KEYDOWN: { + SDL_keysym keysym; + + /* Ignore repeated keys */ + if ( lParam&REPEATED_KEYMASK ) { + return(0); + } + switch (wParam) { + case VK_CONTROL: + if ( lParam&EXTENDED_KEYMASK ) + wParam = VK_RCONTROL; + else + wParam = VK_LCONTROL; + break; + case VK_SHIFT: + /* EXTENDED trick doesn't work here */ + wParam = VK_LSHIFT; + break; + case VK_MENU: + if ( lParam&EXTENDED_KEYMASK ) + wParam = VK_RMENU; + else + wParam = VK_LMENU; + break; + } + posted = SDL_PrivateKeyboard(SDL_PRESSED, + TranslateKey(wParam,HIWORD(lParam),&keysym,1)); + } + return(0); + + case WM_SYSKEYUP: + case WM_KEYUP: { + SDL_keysym keysym; + + switch (wParam) { + case VK_CONTROL: + if ( lParam&EXTENDED_KEYMASK ) + wParam = VK_RCONTROL; + else + wParam = VK_LCONTROL; + break; + case VK_SHIFT: + /* EXTENDED trick doesn't work here */ + wParam = VK_LSHIFT; + break; + case VK_MENU: + if ( lParam&EXTENDED_KEYMASK ) + wParam = VK_RMENU; + else + wParam = VK_LMENU; + break; + } + posted = SDL_PrivateKeyboard(SDL_RELEASED, + TranslateKey(wParam,HIWORD(lParam),&keysym,0)); + } + return(0); + + default: { + /* Only post the event if we're watching for it */ + if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { + SDL_SysWMmsg wmmsg; + + SDL_VERSION(&wmmsg.version); + wmmsg.hwnd = hwnd; + wmmsg.msg = msg; + wmmsg.wParam = wParam; + wmmsg.lParam = lParam; + posted = SDL_PrivateSysWMEvent(&wmmsg); + } + } + break; + } + return(DefWindowProc(hwnd, msg, wParam, lParam)); +} + +void DIB_PumpEvents(_THIS) +{ + MSG msg; + + while ( PeekMessage(&msg, NULL, 0, (WM_APP-1), PM_NOREMOVE) ) { + if ( GetMessage(&msg, NULL, 0, (WM_APP-1)) > 0 ) { + DispatchMessage(&msg); + } + } +} + +void DIB_InitOSKeymap(_THIS) +{ + int i; + + /* Map the VK keysyms */ + for ( i=0; i<SDL_TABLESIZE(VK_keymap); ++i ) + VK_keymap[i] = SDLK_UNKNOWN; + + VK_keymap[VK_BACK] = SDLK_BACKSPACE; + VK_keymap[VK_TAB] = SDLK_TAB; + VK_keymap[VK_CLEAR] = SDLK_CLEAR; + VK_keymap[VK_RETURN] = SDLK_RETURN; + VK_keymap[VK_PAUSE] = SDLK_PAUSE; + VK_keymap[VK_ESCAPE] = SDLK_ESCAPE; + VK_keymap[VK_SPACE] = SDLK_SPACE; + VK_keymap[VK_APOSTROPHE] = SDLK_QUOTE; + VK_keymap[VK_COMMA] = SDLK_COMMA; + VK_keymap[VK_MINUS] = SDLK_MINUS; + VK_keymap[VK_PERIOD] = SDLK_PERIOD; + VK_keymap[VK_SLASH] = SDLK_SLASH; + VK_keymap[VK_0] = SDLK_0; + VK_keymap[VK_1] = SDLK_1; + VK_keymap[VK_2] = SDLK_2; + VK_keymap[VK_3] = SDLK_3; + VK_keymap[VK_4] = SDLK_4; + VK_keymap[VK_5] = SDLK_5; + VK_keymap[VK_6] = SDLK_6; + VK_keymap[VK_7] = SDLK_7; + VK_keymap[VK_8] = SDLK_8; + VK_keymap[VK_9] = SDLK_9; + VK_keymap[VK_SEMICOLON] = SDLK_SEMICOLON; + VK_keymap[VK_EQUALS] = SDLK_EQUALS; + VK_keymap[VK_LBRACKET] = SDLK_LEFTBRACKET; + VK_keymap[VK_BACKSLASH] = SDLK_BACKSLASH; + VK_keymap[VK_RBRACKET] = SDLK_RIGHTBRACKET; + VK_keymap[VK_GRAVE] = SDLK_BACKQUOTE; + VK_keymap[VK_A] = SDLK_a; + VK_keymap[VK_B] = SDLK_b; + VK_keymap[VK_C] = SDLK_c; + VK_keymap[VK_D] = SDLK_d; + VK_keymap[VK_E] = SDLK_e; + VK_keymap[VK_F] = SDLK_f; + VK_keymap[VK_G] = SDLK_g; + VK_keymap[VK_H] = SDLK_h; + VK_keymap[VK_I] = SDLK_i; + VK_keymap[VK_J] = SDLK_j; + VK_keymap[VK_K] = SDLK_k; + VK_keymap[VK_L] = SDLK_l; + VK_keymap[VK_M] = SDLK_m; + VK_keymap[VK_N] = SDLK_n; + VK_keymap[VK_O] = SDLK_o; + VK_keymap[VK_P] = SDLK_p; + VK_keymap[VK_Q] = SDLK_q; + VK_keymap[VK_R] = SDLK_r; + VK_keymap[VK_S] = SDLK_s; + VK_keymap[VK_T] = SDLK_t; + VK_keymap[VK_U] = SDLK_u; + VK_keymap[VK_V] = SDLK_v; + VK_keymap[VK_W] = SDLK_w; + VK_keymap[VK_X] = SDLK_x; + VK_keymap[VK_Y] = SDLK_y; + VK_keymap[VK_Z] = SDLK_z; + VK_keymap[VK_DELETE] = SDLK_DELETE; + + VK_keymap[VK_NUMPAD0] = SDLK_KP0; + VK_keymap[VK_NUMPAD1] = SDLK_KP1; + VK_keymap[VK_NUMPAD2] = SDLK_KP2; + VK_keymap[VK_NUMPAD3] = SDLK_KP3; + VK_keymap[VK_NUMPAD4] = SDLK_KP4; + VK_keymap[VK_NUMPAD5] = SDLK_KP5; + VK_keymap[VK_NUMPAD6] = SDLK_KP6; + VK_keymap[VK_NUMPAD7] = SDLK_KP7; + VK_keymap[VK_NUMPAD8] = SDLK_KP8; + VK_keymap[VK_NUMPAD9] = SDLK_KP9; + VK_keymap[VK_DECIMAL] = SDLK_KP_PERIOD; + VK_keymap[VK_DIVIDE] = SDLK_KP_DIVIDE; + VK_keymap[VK_MULTIPLY] = SDLK_KP_MULTIPLY; + VK_keymap[VK_SUBTRACT] = SDLK_KP_MINUS; + VK_keymap[VK_ADD] = SDLK_KP_PLUS; + + VK_keymap[VK_UP] = SDLK_UP; + VK_keymap[VK_DOWN] = SDLK_DOWN; + VK_keymap[VK_RIGHT] = SDLK_RIGHT; + VK_keymap[VK_LEFT] = SDLK_LEFT; + VK_keymap[VK_INSERT] = SDLK_INSERT; + VK_keymap[VK_HOME] = SDLK_HOME; + VK_keymap[VK_END] = SDLK_END; + VK_keymap[VK_PRIOR] = SDLK_PAGEUP; + VK_keymap[VK_NEXT] = SDLK_PAGEDOWN; + + VK_keymap[VK_F1] = SDLK_F1; + VK_keymap[VK_F2] = SDLK_F2; + VK_keymap[VK_F3] = SDLK_F3; + VK_keymap[VK_F4] = SDLK_F4; + VK_keymap[VK_F5] = SDLK_F5; + VK_keymap[VK_F6] = SDLK_F6; + VK_keymap[VK_F7] = SDLK_F7; + VK_keymap[VK_F8] = SDLK_F8; + VK_keymap[VK_F9] = SDLK_F9; + VK_keymap[VK_F10] = SDLK_F10; + VK_keymap[VK_F11] = SDLK_F11; + VK_keymap[VK_F12] = SDLK_F12; + VK_keymap[VK_F13] = SDLK_F13; + VK_keymap[VK_F14] = SDLK_F14; + VK_keymap[VK_F15] = SDLK_F15; + + VK_keymap[VK_NUMLOCK] = SDLK_NUMLOCK; + VK_keymap[VK_CAPITAL] = SDLK_CAPSLOCK; + VK_keymap[VK_SCROLL] = SDLK_SCROLLOCK; + VK_keymap[VK_RSHIFT] = SDLK_RSHIFT; + VK_keymap[VK_LSHIFT] = SDLK_LSHIFT; + VK_keymap[VK_RCONTROL] = SDLK_RCTRL; + VK_keymap[VK_LCONTROL] = SDLK_LCTRL; + VK_keymap[VK_RMENU] = SDLK_RALT; + VK_keymap[VK_LMENU] = SDLK_LALT; + VK_keymap[VK_RWIN] = SDLK_RSUPER; + VK_keymap[VK_LWIN] = SDLK_LSUPER; + + VK_keymap[VK_HELP] = SDLK_HELP; +#ifdef VK_PRINT + VK_keymap[VK_PRINT] = SDLK_PRINT; +#endif + VK_keymap[VK_SNAPSHOT] = SDLK_PRINT; + VK_keymap[VK_CANCEL] = SDLK_BREAK; + VK_keymap[VK_APPS] = SDLK_MENU; +} + +static SDL_keysym *TranslateKey(UINT vkey, UINT scancode, SDL_keysym *keysym, int pressed) +{ + /* Set the keysym information */ + keysym->scancode = (unsigned char) scancode; + keysym->sym = VK_keymap[vkey]; + keysym->mod = KMOD_NONE; + keysym->unicode = 0; + if ( pressed && SDL_TranslateUNICODE ) { /* Someday use ToUnicode() */ +#ifdef NO_GETKEYBOARDSTATE + /* Uh oh, better hope the vkey is close enough.. */ + keysym->unicode = vkey; +#else + BYTE keystate[256]; + BYTE chars[2]; + + GetKeyboardState(keystate); + if ( ToAscii(vkey,scancode,keystate,(WORD *)chars,0) == 1 ) { + keysym->unicode = chars[0]; + } +#endif /* NO_GETKEYBOARDSTATE */ + } + return(keysym); +} + +int DIB_CreateWindow(_THIS) +{ +#ifdef _WIN32_WCE + /* WinCE uses the UNICODE version */ + int nLen = strlen(SDL_Appname); + LPWSTR lpszW = alloca((nLen+1)*2); + MultiByteToWideChar(CP_ACP, 0, SDL_Appname, -1, lpszW, nLen); + + SDL_RegisterApp("SDL_app", 0, 0); + SDL_Window = CreateWindow(lpszW, lpszW, + (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX), + 0, 0, 0, 0, NULL, NULL, SDL_Instance, NULL); + if ( SDL_Window == NULL ) { + SDL_SetError("Couldn't create window"); + return(-1); + } + ShowWindow(SDL_Window, SW_HIDE); +#else + SDL_RegisterApp("SDL_app", CS_BYTEALIGNCLIENT, 0); + if ( SDL_windowid ) { + SDL_Window = (HWND)strtol(SDL_windowid, NULL, 0); + } else { + SDL_Window = CreateWindow(SDL_Appname, SDL_Appname, + (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX), + 0, 0, 0, 0, NULL, NULL, SDL_Instance, NULL); + if ( SDL_Window == NULL ) { + SDL_SetError("Couldn't create window"); + return(-1); + } + ShowWindow(SDL_Window, SW_HIDE); + } +#endif /* _WIN32_WCE */ + + return(0); +} + +void DIB_DestroyWindow(_THIS) +{ + if ( SDL_windowid == NULL ) { + DestroyWindow(SDL_Window); + } +}