static int get_passwd(char* input, int len) {
char tmp[1024];
/*
if(is_display())
printf("before change : display\n");
else
printf("before change : not display\n");
*/
if(change_display_mode()) {
scanf("%s",tmp);
/*
printf("after first change : ");
if(is_display())
printf("display\n");
else
printf("not display\n");
*/
if(!change_display_mode())
return 0;
strncpy(input,tmp,len);
/*
printf("after second change : ");
if(is_display())
printf("display\n");
else
printf("not display\n");
*/
return 1;
}
else
return 0;
}
/*
* The window must be created in the same thread that
* runs the message loop.
*/
static void display_thread_proc(void *arg)
{
WGL_DISPLAY_PARAMETERS *ndp = arg;
ALLEGRO_DISPLAY *disp = (ALLEGRO_DISPLAY*)ndp->display;
ALLEGRO_DISPLAY_WGL *wgl_disp = (void*)disp;
ALLEGRO_DISPLAY_WIN *win_disp = (void*)disp;
MSG msg;
al_set_new_window_position(ndp->window_x, ndp->window_y);
/* So that we can call the functions using TLS from this thread. */
al_set_new_display_flags(disp->flags);
if (disp->flags & ALLEGRO_FULLSCREEN) {
if (!change_display_mode(disp)) {
win_disp->thread_ended = true;
destroy_display_internals(wgl_disp);
SetEvent(ndp->AckEvent);
return;
}
}
else if (disp->flags & ALLEGRO_FULLSCREEN_WINDOW) {
ALLEGRO_MONITOR_INFO mi;
int adapter = win_disp->adapter;
al_get_monitor_info(adapter, &mi);
win_disp->toggle_w = disp->w;
win_disp->toggle_h = disp->h;
disp->w = mi.x2 - mi.x1;
disp->h = mi.y2 - mi.y1;
}
else {
win_disp->toggle_w = disp->w;
win_disp->toggle_h = disp->h;
}
win_disp->window = _al_win_create_window(disp, disp->w, disp->h, disp->flags);
if (!win_disp->window) {
win_disp->thread_ended = true;
destroy_display_internals(wgl_disp);
SetEvent(ndp->AckEvent);
return;
}
/* FIXME: can't _al_win_create_window() do this? */
if ((disp->flags & ALLEGRO_FULLSCREEN) ||
(disp->flags & ALLEGRO_FULLSCREEN_WINDOW)) {
RECT rect;
rect.left = 0;
rect.right = disp->w;
rect.top = 0;
rect.bottom = disp->h;
SetWindowPos(win_disp->window, 0, rect.left, rect.top,
rect.right - rect.left, rect.bottom - rect.top,
SWP_NOZORDER | SWP_FRAMECHANGED);
}
if (disp->flags & ALLEGRO_FULLSCREEN_WINDOW) {
bool frameless = true;
_al_win_set_window_frameless(disp, win_disp->window, disp->w, disp->h, frameless);
}
/* Yep, the following is really needed sometimes. */
/* ... Or is it now that we have dumped DInput? */
/* <rohannessian> Win98/2k/XP's window forground rules don't let us
* make our window the topmost window on launch. This causes issues on
* full-screen apps, as DInput loses input focus on them.
* We use this trick to force the window to be topmost, when switching
* to full-screen only. Note that this only works for Win98 and greater.
* Win95 will ignore our SystemParametersInfo() calls.
*
* See http://support.microsoft.com:80/support/kb/articles/Q97/9/25.asp
* for details.
*/
{
DWORD lock_time;
HWND wnd = win_disp->window;
#define SPI_GETFOREGROUNDLOCKTIMEOUT 0x2000
#define SPI_SETFOREGROUNDLOCKTIMEOUT 0x2001
if (disp->flags & ALLEGRO_FULLSCREEN) {
SystemParametersInfo(SPI_GETFOREGROUNDLOCKTIMEOUT,
0, (LPVOID)&lock_time, 0);
SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT,
0, (LPVOID)0, SPIF_SENDWININICHANGE | SPIF_UPDATEINIFILE);
}
ShowWindow(wnd, SW_SHOWNORMAL);
SetForegroundWindow(wnd);
/* In some rare cases, it doesn't seem to work without the loop. And we
* absolutely need this to succeed, else we trap the user in a
* fullscreen window without input.
*/
while (GetForegroundWindow() != wnd) {
al_rest(0.01);
SetForegroundWindow(wnd);
}
UpdateWindow(wnd);
if (disp->flags & ALLEGRO_FULLSCREEN) {
SystemParametersInfo(SPI_SETFOREGROUNDLOCKTIMEOUT,
0, (LPVOID)(DWORD)lock_time, SPIF_SENDWININICHANGE | SPIF_UPDATEINIFILE);
}
#undef SPI_GETFOREGROUNDLOCKTIMEOUT
#undef SPI_SETFOREGROUNDLOCKTIMEOUT
}
#if 0
if (disp->flags & ALLEGRO_FULLSCREEN && al_is_mouse_installed()) {
RAWINPUTDEVICE rid[1];
rid[0].usUsagePage = 0x01;
rid[0].usUsage = 0x02;
rid[0].dwFlags = RIDEV_NOLEGACY;
rid[0].hwndTarget = 0;
if (RegisterRawInputDevices(rid, 1, sizeof(rid[0])) == FALSE) {
ALLEGRO_ERROR(
"Failed to init mouse. %s\n", get_error_desc(GetLastError()));
}
}
#endif
/* get the device context of our window */
wgl_disp->dc = GetDC(win_disp->window);
win_disp->thread_ended = false;
win_disp->end_thread = false;
ndp->init_failed = false;
SetEvent(ndp->AckEvent);
while (!win_disp->end_thread) {
/* get a message from the queue */
if (GetMessage(&msg, NULL, 0, 0) != 0)
DispatchMessage(&msg);
else
break; /* WM_QUIT received or error (GetMessage returned -1) */
}
if (wgl_disp->glrc) {
wglDeleteContext(wgl_disp->glrc);
wgl_disp->glrc = NULL;
}
if (wgl_disp->dc) {
ReleaseDC(win_disp->window, wgl_disp->dc);
wgl_disp->dc = NULL;
}
if (disp->flags & ALLEGRO_FULLSCREEN && !_wgl_do_not_change_display_mode) {
ChangeDisplaySettings(NULL, 0);
}
if (win_disp->window) {
DestroyWindow(win_disp->window);
win_disp->window = NULL;
}
ALLEGRO_INFO("wgl display thread exits\n");
win_disp->thread_ended = true;
}
