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SDL_os2fslib.c
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/*
SDL - Simple DirectMedia Layer
Copyright (C) 1997-2004 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@libsdl.org
*/
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#include "SDL_config.h"
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#define _ULS_CALLCONV_
#define CALLCONV _System
#include <unidef.h> // Unicode API
#include <uconv.h> // Unicode API (codepage conversion)
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#include <process.h>
#include <time.h>
#include "SDL_video.h"
#include "SDL_mouse.h"
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#include "../SDL_sysvideo.h"
#include "../SDL_pixels_c.h"
#include "../../events/SDL_events_c.h"
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#include "SDL_os2fslib.h"
static ULONG ulFCFToUse =
FCF_TITLEBAR |
FCF_SYSMENU |
FCF_MINBUTTON |
FCF_MAXBUTTON |
FCF_NOBYTEALIGN |
FCF_SIZEBORDER |
FCF_TASKLIST;
static int bMouseCaptured = 0;
static int bMouseCapturable = 0;
static HPOINTER hptrGlobalPointer = NULL;
static HPOINTER hptrCurrentIcon = NULL;
static int iWindowSizeX = 320;
static int iWindowSizeY = 200;
static int bWindowResized = 0;
#pragma pack(1)
typedef struct BMPINFO
{
BITMAPINFO;
RGB clr;
} BMPINFO, *PBMPINFO;
#pragma pack()
// Backdoors:
DECLSPEC void SDLCALL SDL_OS2FSLIB_SetFCFToUse(ULONG ulFCF)
{
ulFCFToUse = ulFCF;
}
// Configuration defines:
// We have to report empty alpha mask, otherwise SDL will select
// alpha blitters, and this will have unwanted results, as we don't
// support alpha channel in FSLib yet.
#define REPORT_EMPTY_ALPHA_MASK
// Experimental: Move every FSLib_BitBlt() call into window message
// processing function.
// This may fix dirt left on desktop. Or not.
//#define BITBLT_IN_WINMESSAGEPROC
// Experimental-2: Use WinLockWindowUpdate() in around bitblts!
// This is not enabled, because it seems to cause more problems
// than good.
//#define USE_WINLOCKWINDOWUPDATE_AROUND_BITBLTS
// Use the following to show resized image instead of black stuff
// even if the surface is resizable.
//#define RESIZE_EVEN_IF_RESIZABLE
/* The translation table from a VK keysym to a SDL keysym */
static SDLKey HWScanKeyMap[256];
static SDL_keysym *TranslateKey(int vkey, int chcode, int scancode, SDL_keysym *keysym, int iPressed);
static int iShiftIsPressed;
#ifdef BITBLT_IN_WINMESSAGEPROC
#define WM_UPDATERECTSREQUEST WM_USER+50
#endif
#ifdef USE_WINLOCKWINDOWUPDATE_AROUND_BITBLTS
#define FSLIB_BITBLT(hwnd, buffer, top, left, width, height) \
{ \
WinLockWindowUpdate(HWND_DESKTOP, HWND_DESKTOP); \
FSLib_BitBlt(hwnd, buffer, top, left, width, height); \
WinLockWindowUpdate(HWND_DESKTOP, NULL); \
}
#else
#define FSLIB_BITBLT(hwnd, buffer, top, left, width, height) \
FSLib_BitBlt(hwnd, buffer, top, left, width, height);
#endif
/////////////////////////////////////////////////////////////////////
//
// SetAccessableWindowPos
//
// Same as WinSetWindowPos(), but takes care for the window to be
// always on the screen, the titlebar will be accessable everytime.
//
/////////////////////////////////////////////////////////////////////
static BOOL SetAccessableWindowPos(HWND hwnd, HWND hwndInsertBehind,
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LONG x, LONG y,
LONG cx, LONG cy,
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ULONG fl)
{
SWP swpDesktop, swp;
// Get desktop area
WinQueryWindowPos(HWND_DESKTOP, &swpDesktop);
if ((fl & SWP_MOVE) && (fl & SWP_SIZE))
{
// If both moving and sizing, then change size and pos now!!
if (x+cx>swpDesktop.cx)
x = swpDesktop.cx - cx;
if (x<0)
x = 0;
if (y<0)
y = 0;
if (y+cy>swpDesktop.cy)
y = swpDesktop.cy - cy;
return WinSetWindowPos(hwnd, hwndInsertBehind, x, y, cx, cy, fl);
} else
if (fl & SWP_MOVE)
{
// Just moving
WinQueryWindowPos(hwnd, &swp);
if (x+swp.cx>swpDesktop.cx)
x = swpDesktop.cx - swp.cx;
if (x<0)
x = 0;
if (y<0)
y = 0;
if (y+swp.cy>swpDesktop.cy)
y = swpDesktop.cy - swp.cy;
return WinSetWindowPos(hwnd, hwndInsertBehind, x, y, cx, cy, fl);
} else
if (fl & SWP_SIZE)
{
// Just sizing
WinQueryWindowPos(hwnd, &swp);
x = swp.x;
y = swp.y;
if (x+cx>swpDesktop.cx)
x = swpDesktop.cx - cx;
if (x<0)
x = 0;
if (y<0)
y = 0;
if (y+cy>swpDesktop.cy)
y = swpDesktop.cy - cy;
return WinSetWindowPos(hwnd, hwndInsertBehind, x, y, cx, cy, fl | SWP_MOVE);
} else
return WinSetWindowPos(hwnd, hwndInsertBehind, x, y, cx, cy, fl);
}
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static UniChar NativeCharToUniChar(int chcode)
{
UniChar ucResult = (UniChar) chcode;
int rc;
UconvObject ucoTemp;
char achFrom[2];
char *pchFrom;
size_t iFromCount;
UniChar aucTo[10];
UniChar *pucTo;
size_t iToCount;
size_t iNonIdentical;
// Create unicode convert object
rc = UniCreateUconvObject(L"", &ucoTemp);
if (rc!=ULS_SUCCESS)
{
// Could not create convert object!
return ucResult;
}
// Convert language code string to unicode string
achFrom[0] = (char) chcode;
achFrom[1] = 0;
iFromCount = sizeof(char) * 2;
iToCount = sizeof(UniChar) * 2;
pucTo = &(aucTo[0]);
pchFrom = &(achFrom[0]);
rc = UniUconvToUcs(ucoTemp,
&pchFrom,
&iFromCount,
&pucTo,
&iToCount,
&iNonIdentical);
if (rc!=ULS_SUCCESS)
{
// Could not convert language code to UCS string!
UniFreeUconvObject(ucoTemp);
return ucResult;
}
UniFreeUconvObject(ucoTemp);
#ifdef DEBUG_BUILD
printf("%02x converted to %02x\n", (int) chcode, (int) (aucTo[0]));
#endif
return aucTo[0];
}
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/////////////////////////////////////////////////////////////////////
//
// TranslateKey
//
// This creates SDL Keycodes from VK_ and hardware scan codes
//
/////////////////////////////////////////////////////////////////////
static SDL_keysym *TranslateKey(int vkey, int chcode, int scancode, SDL_keysym *keysym, int iPressed)
{
keysym->scancode = (unsigned char) scancode;
keysym->mod = KMOD_NONE;
keysym->unicode = 0;
if (iPressed && SDL_TranslateUNICODE)
{
if (chcode)
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keysym->unicode = NativeCharToUniChar(chcode);
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else
keysym->unicode = vkey;
}
keysym->sym = HWScanKeyMap[scancode];
// Now stuffs based on state of shift key(s)!
if (vkey == VK_SHIFT)
{
iShiftIsPressed = iPressed;
}
if ((iShiftIsPressed) && (SDL_TranslateUNICODE))
{
// Change syms, if Unicode stuff is required
// I think it's silly, but it's SDL...
switch (keysym->sym)
{
case SDLK_BACKQUOTE:
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keysym->sym = '~';
break;
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case SDLK_1:
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keysym->sym = SDLK_EXCLAIM;
break;
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case SDLK_2:
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keysym->sym = SDLK_AT;
break;
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case SDLK_3:
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keysym->sym = SDLK_HASH;
break;
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case SDLK_4:
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keysym->sym = SDLK_DOLLAR;
break;
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case SDLK_5:
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keysym->sym = '%';
break;
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case SDLK_6:
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keysym->sym = SDLK_CARET;
break;
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case SDLK_7:
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keysym->sym = SDLK_AMPERSAND;
break;
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case SDLK_8:
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keysym->sym = SDLK_ASTERISK;
break;
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case SDLK_9:
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keysym->sym = SDLK_LEFTPAREN;
break;
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case SDLK_0:
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keysym->sym = SDLK_RIGHTPAREN;
break;
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case SDLK_MINUS:
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keysym->sym = SDLK_UNDERSCORE;
break;
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case SDLK_PLUS:
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keysym->sym = SDLK_EQUALS;
break;
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case SDLK_LEFTBRACKET:
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keysym->sym = '{';
break;
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case SDLK_RIGHTBRACKET:
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keysym->sym = '}';
break;
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case SDLK_SEMICOLON:
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keysym->sym = SDLK_COLON;
break;
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case SDLK_QUOTE:
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keysym->sym = SDLK_QUOTEDBL;
break;
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case SDLK_BACKSLASH:
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keysym->sym = '|';
break;
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case SDLK_COMMA:
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keysym->sym = SDLK_LESS;
break;
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case SDLK_PERIOD:
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keysym->sym = SDLK_GREATER;
break;
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case SDLK_SLASH:
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keysym->sym = SDLK_QUESTION;
break;
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default:
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break;
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}
}
return keysym;
}
#define CONVERTMOUSEPOSITION() \
/* We have to inverse the mouse position, because every non-os/2 system */ \
/* has a coordinate system where the (0;0) is the top-left corner, */ \
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/* while on os/2 it's the bottom left corner! */ \
if (FSLib_QueryFSMode(hwnd)) \
{ \
/* We're in FS mode! */ \
/* In FS mode our window is as big as fullscreen mode, but not necessary as */ \
/* big as the source buffer (can be bigger) */ \
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/* So, limit mouse pos to source buffer size! */ \
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if (ppts->x<0) ppts->x = 0; \
if (ppts->y<0) ppts->y = 0; \
if (ppts->x>=pVideo->hidden->SrcBufferDesc.uiXResolution) ppts->x = pVideo->hidden->SrcBufferDesc.uiXResolution-1; \
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if (ppts->y>=pVideo->hidden->SrcBufferDesc.uiYResolution) ppts->y = pVideo->hidden->SrcBufferDesc.uiYResolution-1; \
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */ \
ptl.x = ppts->x; ptl.y = ppts->y; \
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1); \
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WinSetPointerPos(HWND_DESKTOP, ptl.x, ptl.y); \
/* Then convert OS/2 position to SDL position */ \
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ppts->y = pVideo->hidden->SrcBufferDesc.uiYResolution - ppts->y - 1; \
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} else \
{ \
SWP swpClient; \
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/* We're in windowed mode! */ \
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WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient); \
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/* Convert OS/2 mouse position to SDL position, and also scale it! */ \
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(ppts->x) = (ppts->x) * pVideo->hidden->SrcBufferDesc.uiXResolution / swpClient.cx; \
(ppts->y) = (ppts->y) * pVideo->hidden->SrcBufferDesc.uiYResolution / swpClient.cy; \
(ppts->y) = pVideo->hidden->SrcBufferDesc.uiYResolution - (ppts->y) - 1; \
}
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/////////////////////////////////////////////////////////////////////
//
// WndProc
//
// This is the message processing window procedure for the
// SDLWindowClass, which is the client window in our application.
// It handles switching back and away from the app (taking care of
// going out and back to and from fullscreen mode), sending keystrokes
// and mouse events to where it has to be sent, etc...
//
/////////////////////////////////////////////////////////////////////
static MRESULT EXPENTRY WndProc( HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
{
HPS ps;
RECTL rcl;
SDL_VideoDevice *pVideo = NULL;
switch (msg)
{
case WM_CHAR: // Keypress notification
#ifdef DEBUG_BUILD
// printf("WM_CHAR\n"); fflush(stdout);
#endif
pVideo = WinQueryWindowPtr(hwnd, 0);
if (pVideo)
{
/*
// We skip repeated keys:
if (CHARMSG(&msg)->cRepeat>1)
{
#ifdef DEBUG_BUILD
// printf("Repeated key (%d), skipping...\n", CHARMSG(&msg)->cRepeat); fflush(stdout);
#endif
return (MRESULT) TRUE;
}
*/
// If it's not repeated, then let's see if its pressed or released!
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if (SHORT1FROMMP(mp1) & KC_KEYUP)
{
// A key has been released
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SDL_keysym keysym;
#ifdef DEBUG_BUILD
// printf("WM_CHAR, keyup, code is [0x%0x]\n", CHAR4FROMMP(mp1)); // HW scan code
#endif
// One problem is with F1, which gets only the keyup message because
// it is a system key.
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// So, when we get keyup message, we simulate keydown too!
// UPDATE:
// This problem should be solved now, that the accelerator keys are
// disabled for this window!
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/*
if (SHORT2FROMMP(mp2)==VK_F1)
{
SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(SHORT2FROMMP(mp2), // VK_ code
SHORT1FROMMP(mp2), // Character code
CHAR4FROMMP(mp1), // HW Scan code
&keysym,0));
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}*/
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SDL_PrivateKeyboard(SDL_RELEASED, TranslateKey(SHORT2FROMMP(mp2), // VK_ code
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SHORT1FROMMP(mp2), // Character code
CHAR4FROMMP(mp1), // HW Scan code
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&keysym,0));
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} else
{
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// A key has been pressed
SDL_keysym keysym;
#ifdef DEBUG_BUILD
// printf("WM_CHAR, keydown, code is [0x%0x]\n", CHAR4FROMMP(mp1)); // HW scan code
#endif
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// Check for fastkeys: ALT+HOME to toggle FS mode
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// ALT+END to close app
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if ((SHORT1FROMMP(mp1) & KC_ALT) &&
(SHORT2FROMMP(mp2) == VK_HOME))
{
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#ifdef DEBUG_BUILD
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printf(" Pressed ALT+HOME!\n"); fflush(stdout);
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#endif
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// Only switch between fullscreen and back if it's not
// a resizable mode!
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if (
(!pVideo->hidden->pSDLSurface) ||
((pVideo->hidden->pSDLSurface)
&& ((pVideo->hidden->pSDLSurface->flags & SDL_RESIZABLE)==0)
)
)
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FSLib_ToggleFSMode(hwnd, !FSLib_QueryFSMode(hwnd));
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#ifdef DEBUG_BUILD
else
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printf(" Resizable mode, so discarding ALT+HOME!\n"); fflush(stdout);
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#endif
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} else
if ((SHORT1FROMMP(mp1) & KC_ALT) &&
(SHORT2FROMMP(mp2) == VK_END))
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{
#ifdef DEBUG_BUILD
printf(" Pressed ALT+END!\n"); fflush(stdout);
#endif
// Close window, and get out of loop!
// Also send event to SDL application, but we won't
// wait for it to be processed!
SDL_PrivateQuit();
WinPostMsg(hwnd, WM_QUIT, 0, 0);
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} else
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{
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SDL_PrivateKeyboard(SDL_PRESSED, TranslateKey(SHORT2FROMMP(mp2), // VK_ code
SHORT1FROMMP(mp2), // Character code
CHAR4FROMMP(mp1), // HW Scan code
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&keysym,1));
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}
}
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}
return (MRESULT) TRUE;
case WM_TRANSLATEACCEL:
{
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PQMSG pqmsg;
pqmsg = (PQMSG) mp1;
if (mp1)
{
if (pqmsg->msg == WM_CHAR)
{
// WM_CHAR message!
// Let's filter the ALT keypress and all other acceleration keys!
return (MRESULT) FALSE;
}
}
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break; // Default processing (pass to parent until frame control)
}
case WM_PAINT: // Window redraw!
#ifdef DEBUG_BUILD
printf("WM_PAINT (0x%x)\n", hwnd); fflush(stdout);
#endif
ps = WinBeginPaint(hwnd,0,&rcl);
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
if (!pVideo->hidden->pSDLSurface)
{
RECTL rclRect;
// So, don't blit now!
#ifdef DEBUG_BUILD
printf("WM_PAINT : Skipping blit while resizing (Pre!)!\n"); fflush(stdout);
#endif
WinQueryWindowRect(hwnd, &rclRect);
// Fill with black
WinFillRect(ps, &rclRect, CLR_BLACK);
} else
{
if (DosRequestMutexSem(pVideo->hidden->hmtxUseSrcBuffer, 1000)==NO_ERROR)
{
int iTop, iLeft, iWidth, iHeight;
int iXScaleError, iYScaleError;
int iXScaleError2, iYScaleError2;
SWP swp;
// Re-blit the modified area!
// For this, we have to calculate the points, scaled!
WinQueryWindowPos(hwnd, &swp);
#ifdef DEBUG_BUILD
printf("WM_PAINT : WinSize: %d %d, BufSize: %d %d\n",
swp.cx,
swp.cy,
pVideo->hidden->SrcBufferDesc.uiXResolution,
pVideo->hidden->SrcBufferDesc.uiYResolution
);
fflush(stdout);
#endif
#ifndef RESIZE_EVEN_IF_RESIZABLE
// But only blit if the window is not resizable, or if
// the window is resizable and the source buffer size is the
// same as the destination buffer size!
if ((!pVideo->hidden->pSDLSurface) ||
((pVideo->hidden->pSDLSurface) &&
(pVideo->hidden->pSDLSurface->flags & SDL_RESIZABLE) &&
((swp.cx != pVideo->hidden->SrcBufferDesc.uiXResolution) ||
(swp.cy != pVideo->hidden->SrcBufferDesc.uiYResolution)
) &&
(!FSLib_QueryFSMode(hwnd))
)
)
{
RECTL rclRect;
// Resizable surface and in resizing!
// So, don't blit now!
#ifdef DEBUG_BUILD
printf("WM_PAINT : Skipping blit while resizing!\n"); fflush(stdout);
#endif
WinQueryWindowRect(hwnd, &rclRect);
// Fill with black
WinFillRect(ps, &rclRect, CLR_BLACK);
} else
#endif
{
iXScaleError = (pVideo->hidden->SrcBufferDesc.uiXResolution-1) / swp.cx;
iYScaleError = (pVideo->hidden->SrcBufferDesc.uiYResolution-1) / swp.cy;
if (iXScaleError<0) iXScaleError = 0;
if (iYScaleError<0) iYScaleError = 0;
iXScaleError2 = (swp.cx-1)/(pVideo->hidden->SrcBufferDesc.uiXResolution);
iYScaleError2 = (swp.cy-1)/(pVideo->hidden->SrcBufferDesc.uiYResolution);
if (iXScaleError2<0) iXScaleError2 = 0;
if (iYScaleError2<0) iYScaleError2 = 0;
iTop = (swp.cy - rcl.yTop) * pVideo->hidden->SrcBufferDesc.uiYResolution / swp.cy - iYScaleError;
iLeft = rcl.xLeft * pVideo->hidden->SrcBufferDesc.uiXResolution / swp.cx - iXScaleError;
iWidth = ((rcl.xRight-rcl.xLeft) * pVideo->hidden->SrcBufferDesc.uiXResolution + swp.cx-1)
/ swp.cx + 2*iXScaleError;
iHeight = ((rcl.yTop-rcl.yBottom) * pVideo->hidden->SrcBufferDesc.uiYResolution + swp.cy-1)
/ swp.cy + 2*iYScaleError;
iWidth+=iXScaleError2;
iHeight+=iYScaleError2;
if (iTop<0) iTop = 0;
if (iLeft<0) iLeft = 0;
if (iTop+iHeight>pVideo->hidden->SrcBufferDesc.uiYResolution) iHeight = pVideo->hidden->SrcBufferDesc.uiYResolution-iTop;
if (iLeft+iWidth>pVideo->hidden->SrcBufferDesc.uiXResolution) iWidth = pVideo->hidden->SrcBufferDesc.uiXResolution-iLeft;
#ifdef DEBUG_BUILD
printf("WM_PAINT : BitBlt: %d %d -> %d %d (Buf %d x %d)\n",
iTop, iLeft, iWidth, iHeight,
pVideo->hidden->SrcBufferDesc.uiXResolution,
pVideo->hidden->SrcBufferDesc.uiYResolution
);
fflush(stdout);
#endif
FSLIB_BITBLT(hwnd, pVideo->hidden->pchSrcBuffer, iTop, iLeft, iWidth, iHeight);
}
DosReleaseMutexSem(pVideo->hidden->hmtxUseSrcBuffer);
}
}
}
#ifdef DEBUG_BUILD
else
{
618
printf("WM_PAINT : No pVideo!\n"); fflush(stdout);
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623
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629
630
}
#endif
WinEndPaint(ps);
#ifdef DEBUG_BUILD
printf("WM_PAINT : Done.\n");
fflush(stdout);
#endif
return 0;
case WM_SIZE:
{
#ifdef DEBUG_BUILD
631
632
printf("WM_SIZE : (%d %d)\n",
SHORT1FROMMP(mp2), SHORT2FROMMP(mp2)); fflush(stdout);
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635
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637
#endif
iWindowSizeX = SHORT1FROMMP(mp2);
iWindowSizeY = SHORT2FROMMP(mp2);
bWindowResized = 1;
638
// Make sure the window will be redrawn
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WinInvalidateRegion(hwnd, NULL, TRUE);
}
break;
case WM_FSLIBNOTIFICATION:
#ifdef DEBUG_BUILD
printf("WM_FSLIBNOTIFICATION\n"); fflush(stdout);
#endif
if ((int)mp1 == FSLN_TOGGLEFSMODE)
{
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651
// FS mode changed, reblit image!
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
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{
if (!pVideo->hidden->pSDLSurface)
{
// Resizable surface and in resizing!
// So, don't blit now!
#ifdef DEBUG_BUILD
printf("WM_FSLIBNOTIFICATION : Can not blit if there is no surface, doing nothing.\n"); fflush(stdout);
#endif
} else
{
if (DosRequestMutexSem(pVideo->hidden->hmtxUseSrcBuffer, 1000)==NO_ERROR)
{
if (pVideo->hidden->pSDLSurface)
{
#ifndef RESIZE_EVEN_IF_RESIZABLE
SWP swp;
// But only blit if the window is not resizable, or if
// the window is resizable and the source buffer size is the
// same as the destination buffer size!
WinQueryWindowPos(hwnd, &swp);
if ((!pVideo->hidden->pSDLSurface) ||
(
(pVideo->hidden->pSDLSurface) &&
(pVideo->hidden->pSDLSurface->flags & SDL_RESIZABLE) &&
((swp.cx != pVideo->hidden->SrcBufferDesc.uiXResolution) ||
(swp.cy != pVideo->hidden->SrcBufferDesc.uiYResolution)
) &&
(!FSLib_QueryFSMode(hwnd))
)
)
{
// Resizable surface and in resizing!
// So, don't blit now!
#ifdef DEBUG_BUILD
printf("WM_FSLIBNOTIFICATION : Cannot blit while resizing, doing nothing.\n"); fflush(stdout);
#endif
} else
#endif
{
#ifdef DEBUG_BUILD
printf("WM_FSLIBNOTIFICATION : Blitting!\n"); fflush(stdout);
#endif
FSLIB_BITBLT(hwnd, pVideo->hidden->pchSrcBuffer,
0, 0,
pVideo->hidden->SrcBufferDesc.uiXResolution,
pVideo->hidden->SrcBufferDesc.uiYResolution);
}
}
#ifdef DEBUG_BUILD
else
printf("WM_FSLIBNOTIFICATION : No public surface!\n"); fflush(stdout);
#endif
DosReleaseMutexSem(pVideo->hidden->hmtxUseSrcBuffer);
}
}
709
}
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727
}
return (MPARAM) 1;
case WM_ACTIVATE:
#ifdef DEBUG_BUILD
printf("WM_ACTIVATE\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
pVideo->hidden->fInFocus = (int) mp1;
if (pVideo->hidden->fInFocus)
{
// Went into focus
if ((pVideo->hidden->iMouseVisible) && (!bMouseCaptured))
WinSetPointer(HWND_DESKTOP, WinQuerySysPointer(HWND_DESKTOP, SPTR_ARROW, FALSE));
else
728
WinSetPointer(HWND_DESKTOP, NULL);
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731
if (bMouseCapturable)
{
732
// Re-capture the mouse, if we captured it before!
733
WinSetCapture(HWND_DESKTOP, hwnd);
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736
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bMouseCaptured = 1;
{
SWP swpClient;
POINTL ptl;
// Center the mouse to the middle of the window!
WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient);
ptl.x = 0; ptl.y = 0;
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1);
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */
WinSetPointerPos(HWND_DESKTOP,
ptl.x + swpClient.cx/2,
ptl.y + swpClient.cy/2);
}
747
}
748
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750
} else
{
// Went out of focus
751
WinSetPointer(HWND_DESKTOP, WinQuerySysPointer(HWND_DESKTOP, SPTR_ARROW, FALSE));
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754
if (bMouseCaptured)
{
755
// Release the mouse
756
WinSetCapture(HWND_DESKTOP, hwnd);
757
bMouseCaptured = 0;
758
}
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}
}
#ifdef DEBUG_BUILD
printf("WM_ACTIVATE done\n"); fflush(stdout);
#endif
break;
case WM_BUTTON1DOWN:
#ifdef DEBUG_BUILD
printf("WM_BUTTON1DOWN\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
775
SDL_PrivateMouseButton(SDL_PRESSED,
776
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778
SDL_BUTTON_LEFT,
0, 0); // Don't report mouse movement!
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782
783
784
if (bMouseCapturable)
{
// We should capture the mouse!
if (!bMouseCaptured)
{
WinSetCapture(HWND_DESKTOP, hwnd);
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787
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789
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791
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795
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WinSetPointer(HWND_DESKTOP, NULL);
bMouseCaptured = 1;
{
SWP swpClient;
POINTL ptl;
// Center the mouse to the middle of the window!
WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient);
ptl.x = 0; ptl.y = 0;
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1);
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */
WinSetPointerPos(HWND_DESKTOP,
ptl.x + swpClient.cx/2,
ptl.y + swpClient.cy/2);
}
799
800
}
}
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
}
break;
case WM_BUTTON1UP:
#ifdef DEBUG_BUILD
printf("WM_BUTTON1UP\n"); fflush(stdout);
#endif
SDL_PrivateMouseButton(SDL_RELEASED,
SDL_BUTTON_LEFT,
0, 0); // Don't report mouse movement!
break;
case WM_BUTTON2DOWN:
#ifdef DEBUG_BUILD
printf("WM_BUTTON2DOWN\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
819
SDL_PrivateMouseButton(SDL_PRESSED,
820
821
822
SDL_BUTTON_RIGHT,
0, 0); // Don't report mouse movement!
823
824
825
826
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828
if (bMouseCapturable)
{
// We should capture the mouse!
if (!bMouseCaptured)
{
WinSetCapture(HWND_DESKTOP, hwnd);
829
830
831
832
833
834
835
836
837
838
839
840
841
842
WinSetPointer(HWND_DESKTOP, NULL);
bMouseCaptured = 1;
{
SWP swpClient;
POINTL ptl;
// Center the mouse to the middle of the window!
WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient);
ptl.x = 0; ptl.y = 0;
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1);
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */
WinSetPointerPos(HWND_DESKTOP,
ptl.x + swpClient.cx/2,
ptl.y + swpClient.cy/2);
}
843
844
}
}
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
}
break;
case WM_BUTTON2UP:
#ifdef DEBUG_BUILD
printf("WM_BUTTON2UP\n"); fflush(stdout);
#endif
SDL_PrivateMouseButton(SDL_RELEASED,
SDL_BUTTON_RIGHT,
0, 0); // Don't report mouse movement!
break;
case WM_BUTTON3DOWN:
#ifdef DEBUG_BUILD
printf("WM_BUTTON3DOWN\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
SDL_PrivateMouseButton(SDL_PRESSED,
SDL_BUTTON_MIDDLE,
0, 0); // Don't report mouse movement!
868
869
870
871
872
873
if (bMouseCapturable)
{
// We should capture the mouse!
if (!bMouseCaptured)
{
WinSetCapture(HWND_DESKTOP, hwnd);
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875
876
877
878
879
880
881
882
883
884
885
886
887
WinSetPointer(HWND_DESKTOP, NULL);
bMouseCaptured = 1;
{
SWP swpClient;
POINTL ptl;
// Center the mouse to the middle of the window!
WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient);
ptl.x = 0; ptl.y = 0;
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1);
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */
WinSetPointerPos(HWND_DESKTOP,
ptl.x + swpClient.cx/2,
ptl.y + swpClient.cy/2);
}
888
889
}
}
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
}
break;
case WM_BUTTON3UP:
#ifdef DEBUG_BUILD
printf("WM_BUTTON3UP\n"); fflush(stdout);
#endif
SDL_PrivateMouseButton(SDL_RELEASED,
SDL_BUTTON_MIDDLE,
0, 0); // Don't report mouse movement!
break;
case WM_MOUSEMOVE:
#ifdef DEBUG_BUILD
// printf("WM_MOUSEMOVE\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
if (pVideo->hidden->iSkipWMMOUSEMOVE)
{
pVideo->hidden->iSkipWMMOUSEMOVE--;
} else
{
POINTS *ppts = (POINTS *) (&mp1);
POINTL ptl;
if (bMouseCaptured)
{
SWP swpClient;
919
920
921
WinQueryWindowPos(pVideo->hidden->hwndClient, &swpClient);
922
923
924
925
// Send relative mouse position, and re-center the mouse
// Reposition the mouse to the center of the screen/window
SDL_PrivateMouseMotion(0, // Buttons not changed
1, // Relative position
926
927
ppts->x - (swpClient.cx/2),
(swpClient.cy/2) - ppts->y);
928
929
930
931
932
933
934
935
936
937
ptl.x = 0; ptl.y = 0;
WinMapWindowPoints(pVideo->hidden->hwndClient, HWND_DESKTOP, &ptl, 1);
pVideo->hidden->iSkipWMMOUSEMOVE++; /* Don't take next WM_MOUSEMOVE into account! */
// Center the mouse to the middle of the window!
WinSetPointerPos(HWND_DESKTOP,
ptl.x + swpClient.cx/2,
ptl.y + swpClient.cy/2);
} else
{
938
939
CONVERTMOUSEPOSITION();
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Send absolute mouse position
SDL_PrivateMouseMotion(0, // Buttons not changed
0, // Absolute position
ppts->x,
ppts->y);
}
}
if ((pVideo->hidden->iMouseVisible) && (!bMouseCaptured))
{
#ifdef DEBUG_BUILD
// printf("WM_MOUSEMOVE : ptr = %p\n", hptrGlobalPointer); fflush(stdout);
#endif
if (hptrGlobalPointer)
WinSetPointer(HWND_DESKTOP, hptrGlobalPointer);
else
WinSetPointer(HWND_DESKTOP, WinQuerySysPointer(HWND_DESKTOP, SPTR_ARROW, FALSE));
}
else
{
WinSetPointer(HWND_DESKTOP, NULL);
}
}
#ifdef DEBUG_BUILD
// printf("WM_MOUSEMOVE done\n"); fflush(stdout);
#endif
return (MRESULT) FALSE;
case WM_CLOSE: // Window close
#ifdef DEBUG_BUILD
printf("WM_CLOSE\n"); fflush(stdout);
#endif
pVideo = FSLib_GetUserParm(hwnd);
if (pVideo)
{
// Send Quit message to the SDL application!
SDL_PrivateQuit();
return 0;
}
break;
#ifdef BITBLT_IN_WINMESSAGEPROC
case WM_UPDATERECTSREQUEST:
pVideo = FSLib_GetUserParm(hwnd);
if ((pVideo) && (pVideo->hidden->pSDLSurface))
{
if (DosRequestMutexSem(pVideo->hidden->hmtxUseSrcBuffer, SEM_INDEFINITE_WAIT)==NO_ERROR)
{
int numrects;
SDL_Rect *rects;
int i;
SWP swp;
numrects = (int) mp1;
rects = (SDL_Rect *) mp2;
WinQueryWindowPos(hwnd, &swp);
#ifndef RESIZE_EVEN_IF_RESIZABLE
if ((!pVideo->hidden->pSDLSurface) ||
(