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SDL_sysevents.c

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813 lines (721 loc) · 20.1 KB
 
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/*
SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2006 Sam Lantinga
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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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
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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Sam Lantinga
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slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#include "SDL_windows.h"
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#include "SDL_events.h"
#include "SDL_video.h"
#include "SDL_syswm.h"
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#include "../SDL_sysvideo.h"
#include "../../events/SDL_sysevents.h"
#include "../../events/SDL_events_c.h"
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#include "SDL_lowvideo.h"
#include "SDL_syswm_c.h"
#include "SDL_main.h"
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#include "SDL_loadso.h"
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#ifdef WMMSG_DEBUG
#include "wmmsg.h"
#endif
#ifdef _WIN32_WCE
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#include "SDL_gapivideo.h"
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#define NO_GETKEYBOARDSTATE
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#define NO_CHANGEDISPLAYSETTINGS
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#endif
/* The window we use for everything... */
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#ifdef _WIN32_WCE
LPWSTR SDL_Appname = NULL;
#else
LPSTR SDL_Appname = NULL;
#endif
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Uint32 SDL_Appstyle = 0;
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HINSTANCE SDL_Instance = NULL;
HWND SDL_Window = NULL;
RECT SDL_bounds = {0, 0, 0, 0};
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int SDL_windowX = 0;
int SDL_windowY = 0;
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int SDL_resizing = 0;
int mouse_relative = 0;
int posted = 0;
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#ifndef NO_CHANGEDISPLAYSETTINGS
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DEVMODE SDL_desktop_mode;
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DEVMODE SDL_fullscreen_mode;
#endif
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WORD *gamma_saved = NULL;
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/* Functions called by the message processing function */
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LONG (*HandleMessage)(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)=NULL;
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void (*WIN_RealizePalette)(_THIS);
void (*WIN_PaletteChanged)(_THIS, HWND window);
void (*WIN_WinPAINT)(_THIS, HDC hdc);
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extern void DIB_SwapGamma(_THIS);
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#ifndef NO_GETKEYBOARDSTATE
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/* Variables and support functions for SDL_ToUnicode() */
static int codepage;
static int Is9xME();
static int GetCodePage();
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static int WINAPI ToUnicode9xME(UINT vkey, UINT scancode, BYTE *keystate, LPWSTR wchars, int wsize, UINT flags);
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ToUnicodeFN SDL_ToUnicode = ToUnicode9xME;
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#endif /* !NO_GETKEYBOARDSTATE */
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#if defined(_WIN32_WCE)
// dynamically load aygshell dll because we want SDL to work on HPC and be300
HINSTANCE aygshell = NULL;
BOOL (WINAPI *SHFullScreen)(HWND hwndRequester, DWORD dwState) = 0;
#define SHFS_SHOWTASKBAR 0x0001
#define SHFS_HIDETASKBAR 0x0002
#define SHFS_SHOWSIPBUTTON 0x0004
#define SHFS_HIDESIPBUTTON 0x0008
#define SHFS_SHOWSTARTICON 0x0010
#define SHFS_HIDESTARTICON 0x0020
static void LoadAygshell(void)
{
if( !aygshell )
aygshell = SDL_LoadObject("aygshell.dll");
if( aygshell )
{
SHFullScreen = (int (WINAPI *)(struct HWND__ *,unsigned long)) SDL_LoadFunction(aygshell, "SHFullScreen");
}
}
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/* for gapi landscape mode */
static void GapiTransform(SDL_ScreenOrientation rotate, char hires, Sint16 *x, Sint16 *y) {
Sint16 rotatedX;
Sint16 rotatedY;
if (hires) {
*x = *x * 2;
*y = *y * 2;
}
switch(rotate) {
case SDL_ORIENTATION_UP:
break;
case SDL_ORIENTATION_RIGHT:
if (!SDL_VideoSurface)
break;
rotatedX = SDL_VideoSurface->w - *y;
rotatedY = *x;
*x = rotatedX;
*y = rotatedY;
break;
case SDL_ORIENTATION_LEFT:
if (!SDL_VideoSurface)
break;
rotatedX = *y;
rotatedY = SDL_VideoSurface->h - *x;
*x = rotatedX;
*y = rotatedY;
break;
}
}
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#endif
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static void SDL_RestoreGameMode(void)
{
#ifndef NO_CHANGEDISPLAYSETTINGS
ShowWindow(SDL_Window, SW_RESTORE);
ChangeDisplaySettings(&SDL_fullscreen_mode, CDS_FULLSCREEN);
#endif
}
static void SDL_RestoreDesktopMode(void)
{
#ifndef NO_CHANGEDISPLAYSETTINGS
ShowWindow(SDL_Window, SW_MINIMIZE);
ChangeDisplaySettings(NULL, 0);
#endif
}
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#ifdef WM_MOUSELEAVE
/*
Special code to handle mouse leave events - this sucks...
http://support.microsoft.com/support/kb/articles/q183/1/07.asp
TrackMouseEvent() is only available on Win98 and WinNT.
_TrackMouseEvent() is available on Win95, but isn't yet in the mingw32
development environment, and only works on systems that have had IE 3.0
or newer installed on them (which is not the case with the base Win95).
Therefore, we implement our own version of _TrackMouseEvent() which
uses our own implementation if TrackMouseEvent() is not available.
*/
static BOOL (WINAPI *_TrackMouseEvent)(TRACKMOUSEEVENT *ptme) = NULL;
static VOID CALLBACK
TrackMouseTimerProc(HWND hWnd, UINT uMsg, UINT idEvent, DWORD dwTime)
{
RECT rect;
POINT pt;
GetClientRect(hWnd, &rect);
MapWindowPoints(hWnd, NULL, (LPPOINT)&rect, 2);
GetCursorPos(&pt);
if ( !PtInRect(&rect, pt) || (WindowFromPoint(pt) != hWnd) ) {
if ( !KillTimer(hWnd, idEvent) ) {
/* Error killing the timer! */
}
PostMessage(hWnd, WM_MOUSELEAVE, 0, 0);
}
}
static BOOL WINAPI WIN_TrackMouseEvent(TRACKMOUSEEVENT *ptme)
{
if ( ptme->dwFlags == TME_LEAVE ) {
return SetTimer(ptme->hwndTrack, ptme->dwFlags, 100,
(TIMERPROC)TrackMouseTimerProc);
}
return FALSE;
}
#endif /* WM_MOUSELEAVE */
/* Function to retrieve the current keyboard modifiers */
static void WIN_GetKeyboardState(void)
{
#ifndef NO_GETKEYBOARDSTATE
SDLMod state;
BYTE keyboard[256];
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Uint8 *kstate = SDL_GetKeyState(NULL);
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state = KMOD_NONE;
if ( GetKeyboardState(keyboard) ) {
if ( keyboard[VK_LSHIFT] & 0x80) {
state |= KMOD_LSHIFT;
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kstate[SDLK_LSHIFT] = SDL_PRESSED;
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}
if ( keyboard[VK_RSHIFT] & 0x80) {
state |= KMOD_RSHIFT;
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kstate[SDLK_RSHIFT] = SDL_PRESSED;
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}
if ( keyboard[VK_LCONTROL] & 0x80) {
state |= KMOD_LCTRL;
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kstate[SDLK_LCTRL] = SDL_PRESSED;
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}
if ( keyboard[VK_RCONTROL] & 0x80) {
state |= KMOD_RCTRL;
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kstate[SDLK_RCTRL] = SDL_PRESSED;
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}
if ( keyboard[VK_LMENU] & 0x80) {
state |= KMOD_LALT;
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kstate[SDLK_LALT] = SDL_PRESSED;
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}
if ( keyboard[VK_RMENU] & 0x80) {
state |= KMOD_RALT;
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kstate[SDLK_RALT] = SDL_PRESSED;
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}
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if ( keyboard[VK_NUMLOCK] & 0x01) {
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state |= KMOD_NUM;
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kstate[SDLK_NUMLOCK] = SDL_PRESSED;
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}
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if ( keyboard[VK_CAPITAL] & 0x01) {
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state |= KMOD_CAPS;
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kstate[SDLK_CAPSLOCK] = SDL_PRESSED;
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}
}
SDL_SetModState(state);
#endif /* !NO_GETKEYBOARDSTATE */
}
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/* The main Win32 event handler
DJM: This is no longer static as (DX5/DIB)_CreateWindow needs it
*/
LONG CALLBACK WinMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
SDL_VideoDevice *this = current_video;
static int mouse_pressed = 0;
static int in_window = 0;
#ifdef WMMSG_DEBUG
fprintf(stderr, "Received windows message: ");
if ( msg > MAX_WMMSG ) {
fprintf(stderr, "%d", msg);
} else {
fprintf(stderr, "%s", wmtab[msg]);
}
fprintf(stderr, " -- 0x%X, 0x%X\n", wParam, lParam);
#endif
switch (msg) {
case WM_ACTIVATE: {
SDL_VideoDevice *this = current_video;
BOOL minimized;
Uint8 appstate;
minimized = HIWORD(wParam);
if ( !minimized && (LOWORD(wParam) != WA_INACTIVE) ) {
/* Gain the following states */
appstate = SDL_APPACTIVE|SDL_APPINPUTFOCUS;
if ( this->input_grab != SDL_GRAB_OFF ) {
WIN_GrabInput(this, SDL_GRAB_ON);
}
if ( !(SDL_GetAppState()&SDL_APPINPUTFOCUS) ) {
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if ( ! DDRAW_FULLSCREEN() ) {
DIB_SwapGamma(this);
}
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if ( WINDIB_FULLSCREEN() ) {
SDL_RestoreGameMode();
}
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}
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#if defined(_WIN32_WCE)
if ( WINDIB_FULLSCREEN() )
{
LoadAygshell();
if( aygshell )
SHFullScreen(SDL_Window, SHFS_HIDESTARTICON|SHFS_HIDETASKBAR|SHFS_HIDESIPBUTTON);
else
ShowWindow(FindWindow(TEXT("HHTaskBar"),NULL),SW_HIDE);
}
#endif
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posted = SDL_PrivateAppActive(1, appstate);
WIN_GetKeyboardState();
} else {
/* Lose the following states */
appstate = SDL_APPINPUTFOCUS;
if ( minimized ) {
appstate |= SDL_APPACTIVE;
}
if ( this->input_grab != SDL_GRAB_OFF ) {
WIN_GrabInput(this, SDL_GRAB_OFF);
}
if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) {
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if ( ! DDRAW_FULLSCREEN() ) {
DIB_SwapGamma(this);
}
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if ( WINDIB_FULLSCREEN() ) {
SDL_RestoreDesktopMode();
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#if defined(_WIN32_WCE)
LoadAygshell();
if( aygshell )
SHFullScreen(SDL_Window, SHFS_SHOWSTARTICON|SHFS_SHOWTASKBAR|SHFS_SHOWSIPBUTTON);
else
ShowWindow(FindWindow(TEXT("HHTaskBar"),NULL),SW_SHOW);
#endif
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}
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}
posted = SDL_PrivateAppActive(0, appstate);
}
return(0);
}
break;
case WM_MOUSEMOVE: {
/* Mouse is handled by DirectInput when fullscreen */
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if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) {
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Sint16 x, y;
/* mouse has entered the window */
if ( ! in_window ) {
#ifdef WM_MOUSELEAVE
TRACKMOUSEEVENT tme;
tme.cbSize = sizeof(tme);
tme.dwFlags = TME_LEAVE;
tme.hwndTrack = SDL_Window;
_TrackMouseEvent(&tme);
#endif /* WM_MOUSELEAVE */
in_window = TRUE;
posted = SDL_PrivateAppActive(1, SDL_APPMOUSEFOCUS);
}
/* mouse has moved within the window */
x = LOWORD(lParam);
y = HIWORD(lParam);
if ( mouse_relative ) {
POINT center;
center.x = (SDL_VideoSurface->w/2);
center.y = (SDL_VideoSurface->h/2);
x -= (Sint16)center.x;
y -= (Sint16)center.y;
if ( x || y ) {
ClientToScreen(SDL_Window, &center);
SetCursorPos(center.x, center.y);
posted = SDL_PrivateMouseMotion(0, 1, x, y);
}
} else {
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#ifdef _WIN32_WCE
if (SDL_VideoSurface)
GapiTransform(this->hidden->userOrientation, this->hidden->hiresFix, &x, &y);
#endif
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posted = SDL_PrivateMouseMotion(0, 0, x, y);
}
}
}
return(0);
#ifdef WM_MOUSELEAVE
case WM_MOUSELEAVE: {
/* Mouse is handled by DirectInput when fullscreen */
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if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) {
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/* mouse has left the window */
/* or */
/* Elvis has left the building! */
posted = SDL_PrivateAppActive(0, SDL_APPMOUSEFOCUS);
}
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in_window = FALSE;
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}
return(0);
#endif /* WM_MOUSELEAVE */
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP: {
/* Mouse is handled by DirectInput when fullscreen */
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if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) {
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Sint16 x, y;
Uint8 button, state;
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/* DJM:
We want the SDL window to take focus so that
it acts like a normal windows "component"
(e.g. gains keyboard focus on a mouse click).
*/
SetFocus(SDL_Window);
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/* Figure out which button to use */
switch (msg) {
case WM_LBUTTONDOWN:
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button = SDL_BUTTON_LEFT;
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state = SDL_PRESSED;
break;
case WM_LBUTTONUP:
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button = SDL_BUTTON_LEFT;
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state = SDL_RELEASED;
break;
case WM_MBUTTONDOWN:
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button = SDL_BUTTON_MIDDLE;
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state = SDL_PRESSED;
break;
case WM_MBUTTONUP:
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button = SDL_BUTTON_MIDDLE;
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state = SDL_RELEASED;
break;
case WM_RBUTTONDOWN:
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button = SDL_BUTTON_RIGHT;
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state = SDL_PRESSED;
break;
case WM_RBUTTONUP:
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button = SDL_BUTTON_RIGHT;
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state = SDL_RELEASED;
break;
default:
/* Eh? Unknown button? */
return(0);
}
if ( state == SDL_PRESSED ) {
/* Grab mouse so we get up events */
if ( ++mouse_pressed > 0 ) {
SetCapture(hwnd);
}
} else {
/* Release mouse after all up events */
if ( --mouse_pressed <= 0 ) {
ReleaseCapture();
mouse_pressed = 0;
}
}
if ( mouse_relative ) {
/* RJR: March 28, 2000
report internal mouse position if in relative mode */
x = 0; y = 0;
} else {
x = (Sint16)LOWORD(lParam);
y = (Sint16)HIWORD(lParam);
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#ifdef _WIN32_WCE
if (SDL_VideoSurface)
GapiTransform(this->hidden->userOrientation, this->hidden->hiresFix, &x, &y);
#endif
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}
posted = SDL_PrivateMouseButton(
state, button, x, y);
}
}
return(0);
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#if (_WIN32_WINNT >= 0x0400) || (_WIN32_WINDOWS > 0x0400)
case WM_MOUSEWHEEL:
if ( SDL_VideoSurface && ! DINPUT_FULLSCREEN() ) {
int move = (short)HIWORD(wParam);
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if ( move ) {
Uint8 button;
if ( move > 0 )
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button = SDL_BUTTON_WHEELUP;
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else
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button = SDL_BUTTON_WHEELDOWN;
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posted = SDL_PrivateMouseButton(
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SDL_PRESSED, button, 0, 0);
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posted |= SDL_PrivateMouseButton(
SDL_RELEASED, button, 0, 0);
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}
}
return(0);
#endif
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#ifdef WM_GETMINMAXINFO
/* This message is sent as a way for us to "check" the values
* of a position change. If we don't like it, we can adjust
* the values before they are changed.
*/
case WM_GETMINMAXINFO: {
MINMAXINFO *info;
RECT size;
int x, y;
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int style;
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int width;
int height;
/* We don't want to clobber an internal resize */
if ( SDL_resizing )
return(0);
/* We allow resizing with the SDL_RESIZABLE flag */
if ( SDL_PublicSurface &&
(SDL_PublicSurface->flags & SDL_RESIZABLE) ) {
return(0);
}
/* Get the current position of our window */
GetWindowRect(SDL_Window, &size);
x = size.left;
y = size.top;
/* Calculate current width and height of our window */
size.top = 0;
size.left = 0;
if ( SDL_PublicSurface != NULL ) {
size.bottom = SDL_PublicSurface->h;
size.right = SDL_PublicSurface->w;
} else {
size.bottom = 0;
size.right = 0;
}
Jan 20, 2003
Jan 20, 2003
527
528
529
530
531
532
533
534
535
536
537
538
539
/* DJM - according to the docs for GetMenu(), the
return value is undefined if hwnd is a child window.
Aparently it's too difficult for MS to check
inside their function, so I have to do it here.
*/
style = GetWindowLong(hwnd, GWL_STYLE);
AdjustWindowRect(
&size,
style,
style & WS_CHILDWINDOW ? FALSE
: GetMenu(hwnd) != NULL);
Apr 26, 2001
Apr 26, 2001
540
541
542
543
544
545
546
547
548
549
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551
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554
555
556
width = size.right - size.left;
height = size.bottom - size.top;
/* Fix our size to the current size */
info = (MINMAXINFO *)lParam;
info->ptMaxSize.x = width;
info->ptMaxSize.y = height;
info->ptMaxPosition.x = x;
info->ptMaxPosition.y = y;
info->ptMinTrackSize.x = width;
info->ptMinTrackSize.y = height;
info->ptMaxTrackSize.x = width;
info->ptMaxTrackSize.y = height;
}
return(0);
#endif /* WM_GETMINMAXINFO */
Aug 19, 2002
Aug 19, 2002
557
case WM_WINDOWPOSCHANGED: {
Apr 26, 2001
Apr 26, 2001
558
SDL_VideoDevice *this = current_video;
Aug 19, 2002
Aug 19, 2002
559
int w, h;
Apr 26, 2001
Apr 26, 2001
560
561
GetClientRect(SDL_Window, &SDL_bounds);
Jan 29, 2006
Jan 29, 2006
562
563
ClientToScreen(SDL_Window, (LPPOINT)&SDL_bounds);
ClientToScreen(SDL_Window, (LPPOINT)&SDL_bounds+1);
Jan 29, 2006
Jan 29, 2006
564
565
566
567
568
569
if ( !SDL_resizing && !IsZoomed(SDL_Window) &&
SDL_PublicSurface &&
!(SDL_PublicSurface->flags & SDL_FULLSCREEN) ) {
SDL_windowX = SDL_bounds.left;
SDL_windowY = SDL_bounds.top;
}
Aug 19, 2002
Aug 19, 2002
570
571
w = SDL_bounds.right-SDL_bounds.left;
h = SDL_bounds.bottom-SDL_bounds.top;
Apr 26, 2001
Apr 26, 2001
572
573
574
if ( this->input_grab != SDL_GRAB_OFF ) {
ClipCursor(&SDL_bounds);
}
Aug 19, 2002
Aug 19, 2002
575
if ( SDL_PublicSurface &&
Apr 26, 2001
Apr 26, 2001
576
(SDL_PublicSurface->flags & SDL_RESIZABLE) ) {
Aug 19, 2002
Aug 19, 2002
577
SDL_PrivateResize(w, h);
Apr 26, 2001
Apr 26, 2001
578
579
580
581
582
583
584
585
586
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588
589
590
591
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593
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603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
}
}
break;
/* We need to set the cursor */
case WM_SETCURSOR: {
Uint16 hittest;
hittest = LOWORD(lParam);
if ( hittest == HTCLIENT ) {
SetCursor(SDL_hcursor);
return(TRUE);
}
}
break;
/* We are about to get palette focus! */
case WM_QUERYNEWPALETTE: {
WIN_RealizePalette(current_video);
return(TRUE);
}
break;
/* Another application changed the palette */
case WM_PALETTECHANGED: {
WIN_PaletteChanged(current_video, (HWND)wParam);
}
break;
/* We were occluded, refresh our display */
case WM_PAINT: {
HDC hdc;
PAINTSTRUCT ps;
hdc = BeginPaint(SDL_Window, &ps);
if ( current_video->screen &&
!(current_video->screen->flags & SDL_OPENGL) ) {
WIN_WinPAINT(current_video, hdc);
}
EndPaint(SDL_Window, &ps);
}
return(0);
Aug 9, 2001
Aug 9, 2001
621
/* DJM: Send an expose event in this case */
Apr 26, 2001
Apr 26, 2001
622
case WM_ERASEBKGND: {
Aug 9, 2001
Aug 9, 2001
623
posted = SDL_PrivateExpose();
Apr 26, 2001
Apr 26, 2001
624
}
Aug 9, 2001
Aug 9, 2001
625
return(0);
Apr 26, 2001
Apr 26, 2001
626
627
628
629
630
631
632
633
634
635
636
637
case WM_CLOSE: {
if ( (posted = SDL_PrivateQuit()) )
PostQuitMessage(0);
}
return(0);
case WM_DESTROY: {
PostQuitMessage(0);
}
return(0);
Jan 26, 2006
Jan 26, 2006
638
#ifndef NO_GETKEYBOARDSTATE
Jan 19, 2006
Jan 19, 2006
639
640
641
642
case WM_INPUTLANGCHANGE: {
codepage = GetCodePage();
}
return(TRUE);
Jan 26, 2006
Jan 26, 2006
643
#endif
Jan 19, 2006
Jan 19, 2006
644
Apr 26, 2001
Apr 26, 2001
645
646
647
648
649
650
651
652
653
654
655
656
default: {
/* Special handling by the video driver */
if (HandleMessage) {
return(HandleMessage(current_video,
hwnd, msg, wParam, lParam));
}
}
break;
}
return(DefWindowProc(hwnd, msg, wParam, lParam));
}
Aug 9, 2001
Aug 9, 2001
657
/* Allow the application handle to be stored and retrieved later */
Aug 9, 2001
Aug 9, 2001
658
static void *SDL_handle = NULL;
Aug 9, 2001
Aug 9, 2001
659
Aug 9, 2001
Aug 9, 2001
660
void SDL_SetModuleHandle(void *handle)
Aug 9, 2001
Aug 9, 2001
661
662
663
{
SDL_handle = handle;
}
Aug 9, 2001
Aug 9, 2001
664
void *SDL_GetModuleHandle(void)
Aug 9, 2001
Aug 9, 2001
665
666
667
668
669
670
671
672
673
674
675
{
void *handle;
if ( SDL_handle ) {
handle = SDL_handle;
} else {
handle = GetModuleHandle(NULL);
}
return(handle);
}
Apr 26, 2001
Apr 26, 2001
676
/* This allows the SDL_WINDOWID hack */
Jan 29, 2006
Jan 29, 2006
677
BOOL SDL_windowid = FALSE;
Apr 26, 2001
Apr 26, 2001
678
Sep 27, 2005
Sep 27, 2005
679
680
static int app_registered = 0;
Apr 26, 2001
Apr 26, 2001
681
/* Register the class for this application -- exported for winmain.c */
Aug 9, 2001
Aug 9, 2001
682
int SDL_RegisterApp(char *name, Uint32 style, void *hInst)
Apr 26, 2001
Apr 26, 2001
683
684
685
686
687
688
689
{
WNDCLASS class;
#ifdef WM_MOUSELEAVE
HMODULE handle;
#endif
/* Only do this once... */
Sep 27, 2005
Sep 27, 2005
690
if ( app_registered ) {
Apr 26, 2001
Apr 26, 2001
691
692
693
return(0);
}
Jan 29, 2006
Jan 29, 2006
694
695
696
697
698
699
700
#ifndef CS_BYTEALIGNCLIENT
#define CS_BYTEALIGNCLIENT 0
#endif
if ( ! name && ! SDL_Appname ) {
name = "SDL_app";
SDL_Appstyle = CS_BYTEALIGNCLIENT;
SDL_Instance = hInst ? hInst : SDL_GetModuleHandle();
Apr 26, 2001
Apr 26, 2001
701
702
}
Jan 29, 2006
Jan 29, 2006
703
if ( name ) {
Apr 26, 2001
Apr 26, 2001
704
#ifdef _WIN32_WCE
Aug 20, 2002
Aug 20, 2002
705
/* WinCE uses the UNICODE version */
Feb 19, 2006
Feb 19, 2006
706
size_t nLen = SDL_strlen(name)+1;
Feb 7, 2006
Feb 7, 2006
707
SDL_Appname = SDL_malloc(nLen*2);
Aug 20, 2002
Aug 20, 2002
708
MultiByteToWideChar(CP_ACP, 0, name, -1, SDL_Appname, nLen);
Apr 26, 2001
Apr 26, 2001
709
#else
Feb 19, 2006
Feb 19, 2006
710
size_t nLen = SDL_strlen(name)+1;
Feb 7, 2006
Feb 7, 2006
711
SDL_Appname = SDL_malloc(nLen);
Feb 19, 2006
Feb 19, 2006
712
SDL_strlcpy(SDL_Appname, name, nLen);
Apr 26, 2001
Apr 26, 2001
713
#endif /* _WIN32_WCE */
Jan 29, 2006
Jan 29, 2006
714
715
716
717
718
719
720
721
SDL_Appstyle = style;
SDL_Instance = hInst ? hInst : SDL_GetModuleHandle();
}
/* Register the application class */
class.hCursor = NULL;
class.hIcon = LoadImage(SDL_Instance, SDL_Appname,
IMAGE_ICON,
Aug 20, 2002
Aug 20, 2002
722
723
724
0, 0, LR_DEFAULTCOLOR);
class.lpszMenuName = NULL;
class.lpszClassName = SDL_Appname;
Apr 26, 2001
Apr 26, 2001
725
class.hbrBackground = NULL;
Jan 29, 2006
Jan 29, 2006
726
727
class.hInstance = SDL_Instance;
class.style = SDL_Appstyle;
Feb 16, 2006
Feb 16, 2006
728
#if SDL_VIDEO_OPENGL
Apr 26, 2001
Apr 26, 2001
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
class.style |= CS_OWNDC;
#endif
class.lpfnWndProc = WinMessage;
class.cbWndExtra = 0;
class.cbClsExtra = 0;
if ( ! RegisterClass(&class) ) {
SDL_SetError("Couldn't register application class");
return(-1);
}
#ifdef WM_MOUSELEAVE
/* Get the version of TrackMouseEvent() we use */
_TrackMouseEvent = NULL;
handle = GetModuleHandle("USER32.DLL");
if ( handle ) {
_TrackMouseEvent = (BOOL (WINAPI *)(TRACKMOUSEEVENT *))GetProcAddress(handle, "TrackMouseEvent");
}
if ( _TrackMouseEvent == NULL ) {
_TrackMouseEvent = WIN_TrackMouseEvent;
}
#endif /* WM_MOUSELEAVE */
Jan 26, 2006
Jan 26, 2006
751
#ifndef NO_GETKEYBOARDSTATE
Jan 19, 2006
Jan 19, 2006
752
753
754
/* Initialise variables for SDL_ToUnicode() */
codepage = GetCodePage();
SDL_ToUnicode = Is9xME() ? ToUnicode9xME : ToUnicode;
Jan 26, 2006
Jan 26, 2006
755
#endif
Jan 19, 2006
Jan 19, 2006
756
Sep 27, 2005
Sep 27, 2005
757
app_registered = 1;
Apr 26, 2001
Apr 26, 2001
758
759
760
return(0);
}
Jan 29, 2006
Jan 29, 2006
761
/* Unregisters the windowclass registered in SDL_RegisterApp above. */
Sep 28, 2005
Sep 28, 2005
762
void SDL_UnregisterApp()
Sep 27, 2005
Sep 27, 2005
763
764
765
766
{
WNDCLASS class;
/* SDL_RegisterApp might not have been called before */
Jan 29, 2006
Jan 29, 2006
767
768
769
if ( app_registered ) {
/* Check for any registered window classes. */
if ( GetClassInfo(SDL_Instance, SDL_Appname, &class) ) {
Sep 27, 2005
Sep 27, 2005
770
771
UnregisterClass(SDL_Appname, SDL_Instance);
}
Jan 29, 2006
Jan 29, 2006
772
app_registered = 0;
Sep 27, 2005
Sep 27, 2005
773
774
775
}
}
Jan 26, 2006
Jan 26, 2006
776
#ifndef NO_GETKEYBOARDSTATE
Jan 19, 2006
Jan 19, 2006
777
778
779
780
781
782
/* JFP: Implementation of ToUnicode() that works on 9x/ME/2K/XP */
static int Is9xME()
{
OSVERSIONINFO info;
Feb 7, 2006
Feb 7, 2006
783
SDL_memset(&info, 0, sizeof(info));
Jan 19, 2006
Jan 19, 2006
784
785
786
787
788
789
790
791
792
793
794
795
796
797
info.dwOSVersionInfoSize = sizeof(info);
if (!GetVersionEx(&info)) {
return 0;
}
return (info.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS);
}
static int GetCodePage()
{
char buff[8];
int lcid = MAKELCID(LOWORD(GetKeyboardLayout(0)), SORT_DEFAULT);
int cp = GetACP();
if (GetLocaleInfo(lcid, LOCALE_IDEFAULTANSICODEPAGE, buff, sizeof(buff))) {
Feb 7, 2006
Feb 7, 2006
798
cp = SDL_atoi(buff);
Jan 19, 2006
Jan 19, 2006
799
800
801
802
803
804
805
806
807
808
809
810
811
812
}
return cp;
}
static int WINAPI ToUnicode9xME(UINT vkey, UINT scancode, PBYTE keystate, LPWSTR wchars, int wsize, UINT flags)
{
BYTE chars[2];
if (ToAsciiEx(vkey, scancode, keystate, (WORD*)chars, 0, GetKeyboardLayout(0)) == 1) {
return MultiByteToWideChar(codepage, 0, chars, 1, wchars, wsize);
}
return 0;
}
Jan 26, 2006
Jan 26, 2006
813
#endif /* !NO_GETKEYBOARDSTATE */