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pcsx2/3rdparty/SDL-1.3.0-5387/test/testwm.c

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/* Test out the window manager interaction functions */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "SDL.h"
/* Is the cursor visible? */
static int visible = 1;
static Uint8 video_bpp;
static Uint32 video_flags;
/* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */
static void
quit(int rc)
{
SDL_Quit();
exit(rc);
}
int
SetVideoMode(int w, int h)
{
SDL_Surface *screen;
int i;
Uint8 *buffer;
SDL_Color palette[256];
screen = SDL_SetVideoMode(w, h, video_bpp, video_flags);
if (screen == NULL) {
fprintf(stderr, "Couldn't set %dx%dx%d video mode: %s\n",
w, h, video_bpp, SDL_GetError());
return (-1);
}
printf("Running in %s mode\n", screen->flags & SDL_FULLSCREEN ?
"fullscreen" : "windowed");
/* Set the surface pixels and refresh! */
for (i = 0; i < 256; ++i) {
palette[i].r = 255 - i;
palette[i].g = 255 - i;
palette[i].b = 255 - i;
}
SDL_SetColors(screen, palette, 0, 256);
if (SDL_LockSurface(screen) < 0) {
fprintf(stderr, "Couldn't lock display surface: %s\n",
SDL_GetError());
return (-1);
}
buffer = (Uint8 *) screen->pixels;
for (i = 0; i < screen->h; ++i) {
memset(buffer, (i * 255) / screen->h,
screen->w * screen->format->BytesPerPixel);
buffer += screen->pitch;
}
SDL_UnlockSurface(screen);
SDL_UpdateRect(screen, 0, 0, 0, 0);
return (0);
}
SDL_Surface *
LoadIconSurface(char *file, Uint8 ** maskp)
{
SDL_Surface *icon;
Uint8 *pixels;
Uint8 *mask;
int mlen, i, j;
*maskp = NULL;
/* Load the icon surface */
icon = SDL_LoadBMP(file);
if (icon == NULL) {
fprintf(stderr, "Couldn't load %s: %s\n", file, SDL_GetError());
return (NULL);
}
/* Check width and height
if ( (icon->w%8) != 0 ) {
fprintf(stderr, "Icon width must be a multiple of 8!\n");
SDL_FreeSurface(icon);
return(NULL);
}
*/
if (icon->format->palette == NULL) {
fprintf(stderr, "Icon must have a palette!\n");
SDL_FreeSurface(icon);
return (NULL);
}
/* Set the colorkey */
SDL_SetColorKey(icon, SDL_SRCCOLORKEY, *((Uint8 *) icon->pixels));
/* Create the mask */
pixels = (Uint8 *) icon->pixels;
printf("Transparent pixel: (%d,%d,%d)\n",
icon->format->palette->colors[*pixels].r,
icon->format->palette->colors[*pixels].g,
icon->format->palette->colors[*pixels].b);
mlen = (icon->w * icon->h + 7) / 8;
mask = (Uint8 *) malloc(mlen);
if (mask == NULL) {
fprintf(stderr, "Out of memory!\n");
SDL_FreeSurface(icon);
return (NULL);
}
memset(mask, 0, mlen);
for (i = 0; i < icon->h; i++)
for (j = 0; j < icon->w; j++) {
int pindex = i * icon->pitch + j;
int mindex = i * icon->w + j;
if (pixels[pindex] != *pixels)
mask[mindex >> 3] |= 1 << (7 - (mindex & 7));
}
*maskp = mask;
return (icon);
}
void
HotKey_ToggleFullScreen(void)
{
SDL_Surface *screen;
screen = SDL_GetVideoSurface();
if (SDL_WM_ToggleFullScreen(screen)) {
printf("Toggled fullscreen mode - now %s\n",
(screen->flags & SDL_FULLSCREEN) ? "fullscreen" : "windowed");
} else {
printf("Unable to toggle fullscreen mode\n");
video_flags ^= SDL_FULLSCREEN;
SetVideoMode(screen->w, screen->h);
}
}
void
HotKey_ToggleGrab(void)
{
SDL_GrabMode mode;
printf("Ctrl-G: toggling input grab!\n");
mode = SDL_WM_GrabInput(SDL_GRAB_QUERY);
if (mode == SDL_GRAB_ON) {
printf("Grab was on\n");
} else {
printf("Grab was off\n");
}
mode = SDL_WM_GrabInput(mode ? SDL_GRAB_OFF : SDL_GRAB_ON);
if (mode == SDL_GRAB_ON) {
printf("Grab is now on\n");
} else {
printf("Grab is now off\n");
}
}
void
HotKey_Iconify(void)
{
printf("Ctrl-Z: iconifying window!\n");
SDL_WM_IconifyWindow();
}
void
HotKey_Quit(void)
{
SDL_Event event;
printf("Posting internal quit request\n");
event.type = SDL_USEREVENT;
SDL_PushEvent(&event);
}
static void
print_modifiers(void)
{
int mod;
printf(" modifiers:");
mod = SDL_GetModState();
if(!mod) {
printf(" (none)");
return;
}
if(mod & KMOD_LSHIFT)
printf(" LSHIFT");
if(mod & KMOD_RSHIFT)
printf(" RSHIFT");
if(mod & KMOD_LCTRL)
printf(" LCTRL");
if(mod & KMOD_RCTRL)
printf(" RCTRL");
if(mod & KMOD_LALT)
printf(" LALT");
if(mod & KMOD_RALT)
printf(" RALT");
if(mod & KMOD_LMETA)
printf(" LMETA");
if(mod & KMOD_RMETA)
printf(" RMETA");
if(mod & KMOD_NUM)
printf(" NUM");
if(mod & KMOD_CAPS)
printf(" CAPS");
if(mod & KMOD_MODE)
printf(" MODE");
}
static void PrintKey(const SDL_Keysym *sym, int pressed)
{
/* Print the keycode, name and state */
if ( sym->sym ) {
printf("Key %s: %d-%s ", pressed ? "pressed" : "released",
sym->sym, SDL_GetKeyName(sym->sym));
} else {
printf("Unknown Key (scancode = %d) %s ", sym->scancode,
pressed ? "pressed" : "released");
}
/* Print the translated character, if one exists */
if ( sym->unicode ) {
/* Is it a control-character? */
if ( sym->unicode < ' ' ) {
printf(" (^%c)", sym->unicode+'@');
} else {
#ifdef UNICODE
printf(" (%c)", sym->unicode);
#else
/* This is a Latin-1 program, so only show 8-bits */
if ( !(sym->unicode & 0xFF00) )
printf(" (%c)", sym->unicode);
else
printf(" (0x%X)", sym->unicode);
#endif
}
}
print_modifiers();
printf("\n");
}
static int (SDLCALL * old_filterfunc) (void *, SDL_Event *);
static void *old_filterdata;
int SDLCALL
FilterEvents(void *userdata, SDL_Event * event)
{
static int reallyquit = 0;
if (old_filterfunc) {
old_filterfunc(old_filterdata, event);
}
switch (event->type) {
case SDL_ACTIVEEVENT:
/* See what happened */
printf("App %s ", event->active.gain ? "gained" : "lost");
if (event->active.state & SDL_APPACTIVE)
printf("active ");
if (event->active.state & SDL_APPINPUTFOCUS)
printf("input ");
if (event->active.state & SDL_APPMOUSEFOCUS)
printf("mouse ");
printf("focus\n");
/* See if we are iconified or restored */
if (event->active.state & SDL_APPACTIVE) {
printf("App has been %s\n",
event->active.gain ? "restored" : "iconified");
}
return (0);
/* We want to toggle visibility on buttonpress */
case SDL_MOUSEBUTTONDOWN:
case SDL_MOUSEBUTTONUP:
if (event->button.state == SDL_PRESSED) {
visible = !visible;
SDL_ShowCursor(visible);
}
printf("Mouse button %d has been %s at %d,%d\n",
event->button.button,
(event->button.state == SDL_PRESSED) ? "pressed" : "released",
event->button.x, event->button.y);
return (0);
/* Show relative mouse motion */
case SDL_MOUSEMOTION:
#if 0
printf("Mouse motion: {%d,%d} (%d,%d)\n",
event->motion.x, event->motion.y,
event->motion.xrel, event->motion.yrel);
#endif
return (0);
case SDL_KEYDOWN:
PrintKey(&event->key.keysym, 1);
if (event->key.keysym.sym == SDLK_ESCAPE) {
HotKey_Quit();
}
if ((event->key.keysym.sym == SDLK_g) &&
(event->key.keysym.mod & KMOD_CTRL)) {
HotKey_ToggleGrab();
}
if ((event->key.keysym.sym == SDLK_z) &&
(event->key.keysym.mod & KMOD_CTRL)) {
HotKey_Iconify();
}
if ((event->key.keysym.sym == SDLK_RETURN) &&
(event->key.keysym.mod & (KMOD_ALT|KMOD_META))) {
HotKey_ToggleFullScreen();
}
return (0);
case SDL_KEYUP:
PrintKey(&event->key.keysym, 0);
return(0);
/* Pass the video resize event through .. */
case SDL_VIDEORESIZE:
return (1);
/* This is important! Queue it if we want to quit. */
case SDL_QUIT:
if (!reallyquit) {
reallyquit = 1;
printf("Quit requested\n");
return (0);
}
printf("Quit demanded\n");
return (1);
/* This will never happen because events queued directly
to the event queue are not filtered.
*/
case SDL_USEREVENT:
return (1);
/* Drop all other events */
default:
return (0);
}
}
int
main(int argc, char *argv[])
{
SDL_Event event;
const char *title;
SDL_Surface *icon;
Uint8 *icon_mask;
int parsed;
int w, h;
if (SDL_Init(SDL_INIT_VIDEO) < 0) {
fprintf(stderr, "Couldn't initialize SDL: %s\n", SDL_GetError());
return (1);
}
/* Check command line arguments */
w = 640;
h = 480;
video_bpp = 8;
video_flags = SDL_SWSURFACE;
parsed = 1;
while (parsed) {
if ((argc >= 2) && (strcmp(argv[1], "-fullscreen") == 0)) {
video_flags |= SDL_FULLSCREEN;
argc -= 1;
argv += 1;
} else if ((argc >= 2) && (strcmp(argv[1], "-resize") == 0)) {
video_flags |= SDL_RESIZABLE;
argc -= 1;
argv += 1;
} else if ((argc >= 2) && (strcmp(argv[1], "-noframe") == 0)) {
video_flags |= SDL_NOFRAME;
argc -= 1;
argv += 1;
} else if ((argc >= 3) && (strcmp(argv[1], "-width") == 0)) {
w = atoi(argv[2]);
argc -= 2;
argv += 2;
} else if ((argc >= 3) && (strcmp(argv[1], "-height") == 0)) {
h = atoi(argv[2]);
argc -= 2;
argv += 2;
} else if ((argc >= 3) && (strcmp(argv[1], "-bpp") == 0)) {
video_bpp = atoi(argv[2]);
argc -= 2;
argv += 2;
} else {
parsed = 0;
}
}
/* Set the icon -- this must be done before the first mode set */
icon = LoadIconSurface("icon.bmp", &icon_mask);
if (icon != NULL) {
SDL_WM_SetIcon(icon, icon_mask);
}
if (icon_mask != NULL)
free(icon_mask);
/* Set the title bar */
if (argv[1] == NULL)
title = "Testing 1.. 2.. 3...";
else
title = argv[1];
SDL_WM_SetCaption(title, "testwm");
/* See if it's really set */
SDL_WM_GetCaption(&title, NULL);
if (title)
printf("Title was set to: %s\n", title);
else
printf("No window title was set!\n");
/* Initialize the display */
if (SetVideoMode(w, h) < 0) {
quit(1);
}
/* Set an event filter that discards everything but QUIT */
SDL_GetEventFilter(&old_filterfunc, &old_filterdata);
SDL_SetEventFilter(FilterEvents, NULL);
/* Loop, waiting for QUIT */
while (SDL_WaitEvent(&event)) {
switch (event.type) {
case SDL_VIDEORESIZE:
printf("Got a resize event: %dx%d\n",
event.resize.w, event.resize.h);
SetVideoMode(event.resize.w, event.resize.h);
break;
case SDL_USEREVENT:
printf("Handling internal quit request\n");
/* Fall through to the quit handler */
case SDL_QUIT:
printf("Bye bye..\n");
quit(0);
default:
/* This should never happen */
printf("Warning: Event %d wasn't filtered\n", event.type);
break;
}
}
printf("SDL_WaitEvent() error: %s\n", SDL_GetError());
SDL_Quit();
return (255);
}
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