windows-nt/Source/XPSP1/NT/multimedia/media/test/playsnd/init.c
2020-09-26 16:20:57 +08:00

163 lines
4.1 KiB
C

/*
init.c
initialisation, termination and error handling code
*/
#include <stdio.h>
#include <windows.h>
#include "PlaySnd.h"
#include <stdarg.h>
/***************************************************************************
@doc INTERNAL
@api BOOL | InitApp | Initialise the application.
@rdesc The return value is TRUE if the application is successfully
initialised, otherwise it is FALSE.
***************************************************************************/
BOOL InitApp()
{
WNDCLASS wc;
// set up our module handle for resource loading etc.
ghModule = GetModuleHandle(NULL);
// get the name of our app
WinEval(LoadString(ghModule, IDS_APPNAME, szAppName, sizeof(szAppName)));
// load the profile info
bSync = GetProfileInt(szAppName, "bSync", 0);
bNoWait = GetProfileInt(szAppName, "bNoWait", 0);
bResourceID = GetProfileInt(szAppName, "bResourceID", 0);
#ifdef MEDIA_DEBUG
// If we are in DEBUG mode, get debug level for this module
dGetDebugLevel(szAppName);
dprintf(("started (debug level %d)", __iDebugLevel));
#endif
// define the class of the main window
wc.lpszClassName = szAppName;
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.hCursor = LoadCursor(NULL, IDC_ARROW);
wc.hIcon = LoadIcon(ghModule, MAKEINTRESOURCE(IDI_ICON));
wc.lpszMenuName = MAKEINTRESOURCE(IDM_MENU); // "Menu";
wc.hbrBackground = (HBRUSH)(COLOR_APPWORKSPACE+1);
wc.hInstance = ghModule;
wc.lpfnWndProc = (WNDPROC)MainWndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
WinEval(RegisterClass(&wc));
// create a window for the application
ghwndMain = CreateWindow(szAppName,
szAppName,
WS_OVERLAPPEDWINDOW,
GetSystemMetrics(SM_CXSCREEN) / 8,
GetSystemMetrics(SM_CYSCREEN) / 4,
GetSystemMetrics(SM_CXSCREEN) * 4 / 5,
GetSystemMetrics(SM_CYSCREEN) / 3,
(HWND)NULL,
(HMENU)NULL,
ghModule,
(LPSTR)NULL
);
WinAssert(ghwndMain);
#ifdef MEDIA_DEBUG
dDbgSetDebugMenuLevel(__iDebugLevel); // set debug menu state
#endif
ShowWindow(ghwndMain, SW_SHOWNORMAL);
UpdateWindow(ghwndMain); // paint it
return TRUE;
}
/***************************************************************************
@doc INTERNAL
@api void | CreateApp | Initialise the application when WM_CREATE
message is received.
@parm HWND | hWnd | Handle to the parent window.
@rdesc There is no return value.
***************************************************************************/
void CreateApp(HWND hWnd)
{
hWnd;
}
/***************************************************************************
@doc INTERNAL
@api void | TerminateApp | Terminate the application.
@parm LPSTR | lpszFormat | A printf style format string
@parm ... | ... | Printf style args
@rdesc There is no return value.
***************************************************************************/
void TerminateApp()
{
char buf[20];
// save profile info
sprintf(buf, "%d", bSync);
WriteProfileString(szAppName, "bSync", buf);
sprintf(buf, "%d", bNoWait);
WriteProfileString(szAppName, "bNoWait", buf);
sprintf(buf, "%d", bResourceID);
WriteProfileString(szAppName, "bResourceID", buf);
dprintf(("ending", szAppName));
dSaveDebugLevel(szAppName);
}
/***************************************************************************
@doc INTERNAL
@api void | Error | Show an error message box.
@rdesc There is no return value.
***************************************************************************/
void Error(LPSTR lpszFormat, ...)
{
int i;
char buf[256];
va_list va;
va_start(va, lpszFormat);
i = vsprintf(buf, lpszFormat, va);
va_end(va);
MessageBeep(MB_ICONEXCLAMATION);
MessageBox(ghwndMain, buf, szAppName, MB_OK | MB_ICONEXCLAMATION);
}