aboutsummaryrefslogtreecommitdiffstats
path: root/distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c
diff options
context:
space:
mode:
Diffstat (limited to 'distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c')
-rw-r--r--distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c297
1 files changed, 297 insertions, 0 deletions
diff --git a/distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c b/distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c
new file mode 100644
index 0000000..504d95d
--- /dev/null
+++ b/distrib/sdl-1.2.15/src/video/wincommon/SDL_syswm.c
@@ -0,0 +1,297 @@
+/*
+ SDL - Simple DirectMedia Layer
+ Copyright (C) 1997-2012 Sam Lantinga
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 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
+ Lesser General Public License for more details.
+
+ 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
+
+ Sam Lantinga
+ slouken@libsdl.org
+*/
+#include "SDL_config.h"
+
+#define WIN32_LEAN_AND_MEAN
+#include <windows.h>
+
+#include "SDL_version.h"
+#include "SDL_video.h"
+#include "SDL_loadso.h"
+#include "SDL_syswm.h"
+#include "../SDL_pixels_c.h"
+#include "../SDL_cursor_c.h"
+#include "SDL_syswm_c.h"
+#include "SDL_wingl_c.h"
+
+
+#ifdef _WIN32_WCE
+#define DISABLE_ICON_SUPPORT
+#endif
+
+/* The screen icon -- needs to be freed on SDL_VideoQuit() */
+HICON screen_icn = NULL;
+
+/* Win32 icon mask semantics are different from those of SDL:
+ SDL applies the mask to the icon and copies result to desktop.
+ Win32 applies the mask to the desktop and XORs the icon on.
+ This means that the SDL mask needs to be applied to the icon and
+ then inverted and passed to Win32.
+*/
+void WIN_SetWMIcon(_THIS, SDL_Surface *icon, Uint8 *mask)
+{
+#ifdef DISABLE_ICON_SUPPORT
+ return;
+#else
+ SDL_Palette *pal_256;
+ SDL_Surface *icon_256;
+ Uint8 *pdata, *pwin32;
+ Uint8 *mdata, *mwin32, m = 0;
+ int icon_len;
+ int icon_plen;
+ int icon_mlen;
+ int icon_pitch;
+ int mask_pitch;
+ SDL_Rect bounds;
+ int i, skip;
+ int row, col;
+ struct /* quasi-BMP format */ Win32Icon {
+ Uint32 biSize;
+ Sint32 biWidth;
+ Sint32 biHeight;
+ Uint16 biPlanes;
+ Uint16 biBitCount;
+ Uint32 biCompression;
+ Uint32 biSizeImage;
+ Sint32 biXPelsPerMeter;
+ Sint32 biYPelsPerMeter;
+ Uint32 biClrUsed;
+ Uint32 biClrImportant;
+ struct /* RGBQUAD -- note it's BGR ordered */ {
+ Uint8 rgbBlue;
+ Uint8 rgbGreen;
+ Uint8 rgbRed;
+ Uint8 rgbReserved;
+ } biColors[256];
+ /* Pixels:
+ Uint8 pixels[]
+ */
+ /* Mask:
+ Uint8 mask[]
+ */
+ } *icon_win32;
+
+ /* Allocate the win32 bmp icon and set everything to zero */
+ icon_pitch = ((icon->w+3)&~3);
+ mask_pitch = ((icon->w+7)/8);
+ icon_plen = icon->h*icon_pitch;
+ icon_mlen = icon->h*mask_pitch;
+ icon_len = sizeof(*icon_win32)+icon_plen+icon_mlen;
+ icon_win32 = (struct Win32Icon *)SDL_stack_alloc(Uint8, icon_len);
+ if ( icon_win32 == NULL ) {
+ return;
+ }
+ SDL_memset(icon_win32, 0, icon_len);
+
+ /* Set the basic BMP parameters */
+ icon_win32->biSize = sizeof(*icon_win32)-sizeof(icon_win32->biColors);
+ icon_win32->biWidth = icon->w;
+ icon_win32->biHeight = icon->h*2;
+ icon_win32->biPlanes = 1;
+ icon_win32->biBitCount = 8;
+ icon_win32->biSizeImage = icon_plen+icon_mlen;
+
+ /* Allocate a standard 256 color icon surface */
+ icon_256 = SDL_CreateRGBSurface(SDL_SWSURFACE, icon->w, icon->h,
+ icon_win32->biBitCount, 0, 0, 0, 0);
+ if ( icon_256 == NULL ) {
+ SDL_stack_free(icon_win32);
+ return;
+ }
+ pal_256 = icon_256->format->palette;
+ if (icon->format->palette &&
+ (icon->format->BitsPerPixel == icon_256->format->BitsPerPixel)){
+ Uint8 black;
+ SDL_memcpy(pal_256->colors, icon->format->palette->colors,
+ pal_256->ncolors*sizeof(SDL_Color));
+ /* Make sure that 0 is black! */
+ black = SDL_FindColor(pal_256, 0x00, 0x00, 0x00);
+ pal_256->colors[black] = pal_256->colors[0];
+ pal_256->colors[0].r = 0x00;
+ pal_256->colors[0].g = 0x00;
+ pal_256->colors[0].b = 0x00;
+ } else {
+ SDL_DitherColors(pal_256->colors,
+ icon_256->format->BitsPerPixel);
+ }
+
+ /* Now copy color data to the icon BMP */
+ for ( i=0; i<(1<<icon_win32->biBitCount); ++i ) {
+ icon_win32->biColors[i].rgbRed = pal_256->colors[i].r;
+ icon_win32->biColors[i].rgbGreen = pal_256->colors[i].g;
+ icon_win32->biColors[i].rgbBlue = pal_256->colors[i].b;
+ }
+
+ /* Convert icon to a standard surface format. This may not always
+ be necessary, as Windows supports a variety of BMP formats, but
+ it greatly simplifies our code.
+ */
+ bounds.x = 0;
+ bounds.y = 0;
+ bounds.w = icon->w;
+ bounds.h = icon->h;
+ if ( SDL_LowerBlit(icon, &bounds, icon_256, &bounds) < 0 ) {
+ SDL_stack_free(icon_win32);
+ SDL_FreeSurface(icon_256);
+ return;
+ }
+
+ /* Copy pixels upside-down to icon BMP, masked with the icon mask */
+ if ( SDL_MUSTLOCK(icon_256) || (icon_256->pitch != icon_pitch) ) {
+ SDL_stack_free(icon_win32);
+ SDL_FreeSurface(icon_256);
+ SDL_SetError("Warning: Unexpected icon_256 characteristics");
+ return;
+ }
+ pdata = (Uint8 *)icon_256->pixels;
+ mdata = mask;
+ pwin32 = (Uint8 *)icon_win32+sizeof(*icon_win32)+icon_plen-icon_pitch;
+ skip = icon_pitch - icon->w;
+ for ( row=0; row<icon->h; ++row ) {
+ for ( col=0; col<icon->w; ++col ) {
+ if ( (col%8) == 0 ) {
+ m = *mdata++;
+ }
+ if ( (m&0x80) != 0x00 ) {
+ *pwin32 = *pdata;
+ }
+ m <<= 1;
+ ++pdata;
+ ++pwin32;
+ }
+ pdata += skip;
+ pwin32 += skip;
+ pwin32 -= 2*icon_pitch;
+ }
+ SDL_FreeSurface(icon_256);
+
+ /* Copy mask inverted and upside-down to icon BMP */
+ mdata = mask;
+ mwin32 = (Uint8 *)icon_win32
+ +sizeof(*icon_win32)+icon_plen+icon_mlen-mask_pitch;
+ for ( row=0; row<icon->h; ++row ) {
+ for ( col=0; col<mask_pitch; ++col ) {
+ *mwin32++ = ~*mdata++;
+ }
+ mwin32 -= 2*mask_pitch;
+ }
+
+ /* Finally, create the icon handle and set the window icon */
+ screen_icn = CreateIconFromResourceEx((Uint8 *)icon_win32, icon_len,
+ TRUE, 0x00030000, icon->w, icon->h, LR_DEFAULTCOLOR);
+ if ( screen_icn == NULL ) {
+ SDL_SetError("Couldn't create Win32 icon handle");
+ } else {
+ SetClassLongPtr(SDL_Window, GCLP_HICON, (LONG_PTR)screen_icn);
+ }
+ SDL_stack_free(icon_win32);
+#endif /* DISABLE_ICON_SUPPORT */
+}
+
+typedef BOOL (WINAPI *PtrSetWindowTextW)(HWND hWnd, LPCWSTR lpString);
+
+void WIN_SetWMCaption(_THIS, const char *title, const char *icon)
+{
+#ifdef _WIN32_WCE
+ /* WinCE uses the UNICODE version */
+ LPWSTR lpszW = SDL_iconv_utf8_ucs2((char *)title);
+ SetWindowText(SDL_Window, lpszW);
+ SDL_free(lpszW);
+#else
+ Uint16 *lpsz = SDL_iconv_utf8_ucs2(title);
+ size_t len = WideCharToMultiByte(CP_ACP, 0, lpsz, -1, NULL, 0, NULL, NULL);
+ char *cvt = SDL_stack_alloc(char, len + 1);
+ WideCharToMultiByte(CP_ACP, 0, lpsz, -1, cvt, len, NULL, NULL);
+ SetWindowText(SDL_Window, cvt);
+ SDL_stack_free(cvt);
+ SDL_free(lpsz);
+#endif
+}
+
+int WIN_IconifyWindow(_THIS)
+{
+ ShowWindow(SDL_Window, SW_MINIMIZE);
+ return(1);
+}
+
+SDL_GrabMode WIN_GrabInput(_THIS, SDL_GrabMode mode)
+{
+ if ( mode == SDL_GRAB_OFF ) {
+ ClipCursor(NULL);
+ if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) {
+ /* RJR: March 28, 2000
+ must be leaving relative mode, move mouse from
+ center of window to where it belongs ... */
+ POINT pt;
+ int x, y;
+ SDL_GetMouseState(&x,&y);
+ pt.x = x;
+ pt.y = y;
+ ClientToScreen(SDL_Window, &pt);
+ SetCursorPos(pt.x,pt.y);
+ }
+#ifdef _WIN32_WCE
+ AllKeys(0);
+#endif
+ } else {
+ ClipCursor(&SDL_bounds);
+ if ( !(SDL_cursorstate & CURSOR_VISIBLE) ) {
+ /* RJR: March 28, 2000
+ must be entering relative mode, get ready by
+ moving mouse to center of window ... */
+ POINT pt;
+ pt.x = (SDL_VideoSurface->w/2);
+ pt.y = (SDL_VideoSurface->h/2);
+ ClientToScreen(SDL_Window, &pt);
+ SetCursorPos(pt.x, pt.y);
+ }
+#ifdef _WIN32_WCE
+ AllKeys(1);
+#endif
+ }
+ return(mode);
+}
+
+/* If 'info' is the right version, this function fills it and returns 1.
+ Otherwise, in case of a version mismatch, it returns -1.
+*/
+int WIN_GetWMInfo(_THIS, SDL_SysWMinfo *info)
+{
+ if ( info->version.major <= SDL_MAJOR_VERSION ) {
+ info->window = SDL_Window;
+ if ( SDL_VERSIONNUM(info->version.major,
+ info->version.minor,
+ info->version.patch) >=
+ SDL_VERSIONNUM(1, 2, 5) ) {
+#if SDL_VIDEO_OPENGL
+ info->hglrc = GL_hrc;
+#else
+ info->hglrc = NULL;
+#endif
+ }
+ return(1);
+ } else {
+ SDL_SetError("Application not compiled with SDL %d.%d\n",
+ SDL_MAJOR_VERSION, SDL_MINOR_VERSION);
+ return(-1);
+ }
+}
generated by cgit v1.1 at 2024-05-07 17:02:00 +0000