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windows-nt/Source/XPSP1/NT/multimedia/media/cdplayer/trklst.c

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/******************************Module*Header*******************************\
* Module Name: trklst.c
*
* This module manipulates the cdrom track list. The table of contents MUST
* be locked for ALL cdrom devices before calling any functions in this module.
*
* Created: 02-11-93
* Author: Stephen Estrop [StephenE]
*
* Copyright (c) 1993 Microsoft Corporation
\**************************************************************************/
#pragma warning( once : 4201 4214 )
#define NOOLE
#include <windows.h> /* required for all Windows applications */
#include <windowsx.h>
#include <stdlib.h>
#include <string.h>
#include <tchar.h> /* contains portable ascii/unicode macros */
#include "resource.h"
#include "cdplayer.h"
#include "cdapi.h"
#include "scan.h"
#include "database.h"
#include "trklst.h"
/******************************Public*Routine******************************\
* ComputeDriveComboBox
*
* This routine deletes and then reads all the drive (artist) selections
* to the drive combobox.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
ComputeDriveComboBox(
void
)
{
int i,index;
HWND hwnd;
hwnd = g_hwndControls[INDEX(IDC_ARTIST_NAME)];
SetWindowRedraw( hwnd, FALSE );
ComboBox_ResetContent( hwnd );
index = 0;
for( i = 0; i < g_NumCdDevices; i++ ) {
ComboBox_InsertString( hwnd, -1, i );
if ( i == g_CurrCdrom ) {
index = i;
}
}
SetWindowRedraw( hwnd, TRUE );
ComboBox_SetCurSel( hwnd, index );
RedrawWindow( hwnd, NULL, NULL, RDW_INVALIDATE );
UpdateWindow( hwnd );
}
/*****************************Private*Routine******************************\
* SwitchToCdrom
*
* This routine is called when the used selects a new cdrom device
* to access. It handles reset the state of both the "old" and "new"
* chosen cdroms.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
SwitchToCdrom(
int NewCdrom,
BOOL prompt
)
{
int oldState, oldState2;
TCHAR s1[256], s2[256];
oldState = g_Devices[g_LastCdrom]->State;
oldState2 = g_Devices[g_CurrCdrom]->State;
if (NewCdrom != g_LastCdrom) {
if (prompt) {
if (g_Devices[g_CurrCdrom]->State & CD_PLAYING) {
_tcscpy( s1, IdStr( STR_CANCEL_PLAY ) );
_tcscpy( s2, IdStr( STR_CHANGE_CDROM ) );
if ( MessageBox( g_hwndApp, s1, s2,
MB_APPLMODAL | MB_DEFBUTTON1 |
MB_ICONQUESTION | MB_YESNO) != IDYES ) {
return;
}
}
}
/*
** stop the drive we're leaving
*/
g_CurrCdrom = g_LastCdrom;
if (prompt && (g_State & (CD_PLAYING | CD_PAUSED)) ) {
HWND hwndButton;
hwndButton = g_hwndControls[INDEX(IDM_PLAYBAR_STOP)];
SendMessage( hwndButton, WM_LBUTTONDOWN, 0, 0L );
SendMessage( hwndButton, WM_LBUTTONUP, 0, 0L );
} else {
if ( StopTheCdromDrive( g_LastCdrom ) ) {
g_State &= (~(CD_PLAYING | CD_PAUSED));
g_State |= CD_STOPPED;
}
}
/*
** Set new cdrom drive and initialize time fields
*/
g_LastCdrom = g_CurrCdrom = NewCdrom;
TimeAdjustInitialize( g_CurrCdrom );
if ( (oldState & CD_PAUSED) || (oldState2 & CD_PAUSED) ) {
SendMessage( g_hwndApp, WM_COMMAND, IDM_PLAYBAR_PLAY, 0L );
SendMessage( g_hwndApp, WM_COMMAND, IDM_PLAYBAR_PAUSE, 0L );
}
}
}
/*****************************Private*Routine******************************\
* FindTrackNodeFromTocIndex
*
* This routine returns the node in the listed pointed to by listhead which
* has the TocIndex equal to tocindex. NULL is returned if it is not
* found. Returning NULL can easily bomb out the program -- but we should
* never be calling this routine with an invalid tocindex, and thus really
* never SHOULD return NULL.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
PTRACK_INF
FindTrackNodeFromTocIndex(
int tocindex,
PTRACK_INF listhead
)
{
PTRACK_INF t;
for( t = listhead; ((t!=NULL) && (t->TocIndex!=tocindex)); t=t->next );
return t;
}
/*****************************Private*Routine******************************\
* FindFirstTrack
*
* This routine computes the first "playable" track on a disc by
* scanning the the play order of the tracks
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
PTRACK_PLAY
FindFirstTrack(
int cdrom
)
{
if ( (g_Devices[cdrom]->State & CD_NO_CD) ||
(g_Devices[cdrom]->State & CD_DATA_CD_LOADED) ) {
return NULL;
}
return PLAYLIST(cdrom);
}
/*****************************Private*Routine******************************\
* FindLastTrack
*
* This routine computes the last "playable" track on a disc by
* scanning the the play order of the tracks
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
PTRACK_PLAY
FindLastTrack(
IN INT cdrom
)
{
PTRACK_PLAY tr;
if ( PLAYLIST(cdrom) == NULL ) {
return NULL;
}
for( tr = PLAYLIST(cdrom); tr->nextplay != NULL; tr = tr->nextplay );
return tr;
}
/*****************************Private*Routine******************************\
* AllTracksPlayed
*
* This routine searches the play lists for all cdrom drives and
* returns a flag as to whether all tracks on all cdrom drives have
* been played.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
BOOL
AllTracksPlayed(
void
)
{
INT i;
BOOL result = TRUE;
for( i = 0; i < g_NumCdDevices; i++ ) {
result &= (CURRTRACK(i) == NULL);
}
return result;
}
/*****************************Private*Routine******************************\
* FindNextTrack
*
* This routine computes the next "playable" track. This is a
* one way door...i.e., the structures are manipulated. It uses
* the following algorithms:
*
* Single Disc Play:
*
* * if next track is not NULL, return next track
* * If next track is NULL, and wrap==TRUE, return
* first track
* * return NULL
*
* Multi-Disc Play:
*
* * if we're in random play, select a random drive to play from.
* * if next track on current cdrom != NULL, return next track
* * if it is NULL:
*
* * check next cdrom device, if current track is not NULL
* return CURRTRACK for that device and set gCurrCdrom to
* that device
* * if NULL, go to next drive
* * last drive, check wrap
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
PTRACK_PLAY
FindNextTrack(
BOOL wrap
)
{
int i;
/*
** First, bump current track pointer
*/
if ( CURRTRACK(g_CurrCdrom) != NULL ) {
CURRTRACK(g_CurrCdrom) = CURRTRACK(g_CurrCdrom)->nextplay;
}
else {
if ( g_fSingleDisk ) {
return NULL;
}
}
/*
** Do we need to switch drives?
*/
if ( (!g_fSelectedOrder) && (!g_fSingleDisk) ) {
/*
** Need to random to new cdrom
*/
g_CurrCdrom = rand() % g_NumCdDevices;
}
/*
** Is chosen track playable?
*/
if ( CURRTRACK(g_CurrCdrom) != NULL ) {
/*
** Yep, so this is the easy case
*/
return CURRTRACK(g_CurrCdrom);
}
/*
** Ok, CURRENT track on this device is not defined,
** so are we in multi-disc mode?
*/
if ( !g_fSingleDisk ) {
/*
** have all tracks played?
*/
if ( AllTracksPlayed() ) {
/*
** if wrap, reset all drives to front of their playlist
*/
if ( wrap ) {
/*
** If we are in random play mode we need to re-shuffle the
** track list so that people don't get the same tracks repeated
** again.
*/
if (!g_fSelectedOrder) {
RestorePlayListsFromShuffleLists();
ComputeAndUseShufflePlayLists();
}
for ( i = 0; i < g_NumCdDevices; i++ ) {
CURRTRACK(i) = FindFirstTrack(i);
}
}
else {
/*
** All tracks on all drives have played, and we are NOT
** in continuous mode, so we are done playing. Signify
** this by returning NULL (no playable tracks left).
*/
return NULL;
}
}
/*
** We're in mulit-disc play mode, and all the play lists should
** be reset now. Cycle through cdrom drives looking for a playable
** track.
*/
i = g_CurrCdrom;
do {
g_CurrCdrom++;
if ( g_CurrCdrom >= g_NumCdDevices ) {
/*
** We hit the end of the list of devices, if we're
** in continuous play mode, we need to wrap to the
** first cdrom drive. Otherwise, we are done playing
** as there are no tracks left to play.
*/
if ( wrap || (!g_fSelectedOrder) ) {
g_CurrCdrom = 0;
}
else {
g_CurrCdrom--;
return NULL;
}
}
} while( (CURRTRACK(g_CurrCdrom) == NULL) && (i != g_CurrCdrom) );
/*
** At this point we either have a playable track, or we
** are back where we started from and we're going to return
** NULL because there are no playable tracks left.
*/
return CURRTRACK(g_CurrCdrom);
}
else {
/*
** We're in single disc mode, and current track is NULL,
** which means we hit the end of the playlist. So, check
** to see if we should wrap back to the first track, or
** return NULL to show that we're done playing.
*/
if (wrap) {
/*
** If we are in random play mode we need to re-shuffle the
** track list so that people don't get the same tracks repeated
** again.
*/
if (!g_fSelectedOrder) {
RestorePlayListsFromShuffleLists();
ComputeAndUseShufflePlayLists();
}
/*
** wrap to start of the play list
*/
CURRTRACK(g_CurrCdrom) = FindFirstTrack(g_CurrCdrom);
}
return CURRTRACK(g_CurrCdrom);
}
}
/*****************************Private*Routine******************************\
* FindPrevTrack
*
* This routine computes the previous "playable" track on a disc by
* scanning the play order of the tracks from the current
* track to the start of the play list. If we are at the start
* of the play list, then move to the end of the list if we
* are in "wrap" (i.e., continuous) play mode, otherwise return
* the current track.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
PTRACK_PLAY
FindPrevTrack(
int cdrom,
BOOL wrap
)
{
/*
** Is current track valid?
*/
if ( CURRTRACK(cdrom) == NULL ) {
return NULL;
}
/*
** If we're in multi disc play && random, the previous track
** is undefined since we could be jumping around on
** multiple discs.
**
** Should Fix -- do we want to allow users to back up in the random
** list of a particular drive?
*/
if ((!g_fSingleDisk) && (!g_fSelectedOrder)) {
return CURRTRACK(cdrom);
}
/*
** Did we hit the start of the play list?
*/
if ( CURRTRACK(cdrom)->prevplay == NULL ) {
/*
** We hit the start of the list, check to see if we should
** wrap to end of list or not...
*/
if ( wrap && g_fSingleDisk ) {
return FindLastTrack(cdrom);
}
else {
return CURRTRACK(cdrom);
}
}
return CURRTRACK(cdrom)->prevplay;
}
/*****************************Private*Routine******************************\
* FindContiguousEnd
*
* This routine returns the node of the track within PlayList which makes
* the largest contiguous block of tracks starting w/the track pointed
* to by "tr." It is used to play multiple tracks at as one track
* when they are programmed to be played in sequence.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
int
FindContiguousEnd(
int cdrom,
PTRACK_PLAY tr
)
{
int i;
PTRACK_PLAY trend;
/*
** If we're in muti-disc random play, we only play
** one track at a time, so just return next track.
*/
if ( (!g_fSelectedOrder) && (!g_fSingleDisk) ) {
return tr->TocIndex + 1;
}
/*
** go forward in the play list looking for contiguous blocks
** of tracks to play together. We need to check the TocIndex
** of each track to see if they are in a "run" [ like 2-5, etc. ]
*/
i= tr->TocIndex + 1;
trend = tr;
while ( (trend->nextplay != NULL) && (trend->nextplay->TocIndex == i) ) {
trend = trend->nextplay;
i++;
}
return trend->TocIndex + 1;
}
/*****************************Private*Routine******************************\
* FlipBetweenShuffleAndOrder
*
* This routine handles going from ordered play to shuffle play and vica\versa.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
FlipBetweenShuffleAndOrder(
void
)
{
if ( (!g_fSelectedOrder) ) {
/*
** Transitioning from Random to Ordered Play
*/
RestorePlayListsFromShuffleLists();
}
else {
/*
** Transitioning from Ordered to Random Play
*/
ComputeAndUseShufflePlayLists();
}
/*
** If we were playing, we need to restart the play to make sure
** we don't play past where we should.
*/
if ( g_State & CD_PLAYING ) {
SeekToCurrSecond( g_CurrCdrom );
}
ResetTrackComboBox( g_CurrCdrom);
}
/*****************************Private*Routine******************************\
* ComputeAndUseShufflePlayLists
*
* This routine computes shuffled play lists for each drive, and sets
* the current PLAYLIST for erach drive to the newly computed shuffled
* PLAYLIST. The old PLAYLIST for each drive is saved in SAVELIST.
*
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
ComputeAndUseShufflePlayLists(
void
)
{
int i;
for ( i = 0; i < g_NumCdDevices; i++ ) {
ComputeSingleShufflePlayList( i );
}
}
/*****************************Private*Routine******************************\
* ComputeSingleShufflePlayList
*
* This routine computes shuffled play lists for drive i, and sets
* the current PLAYLIST for it the newly computed shuffled
* PLAYLIST. The old PLAYLIST is saved in SAVELIST.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
ComputeSingleShufflePlayList(
int i
)
{
int j, index, numnodes;
PTRACK_PLAY temp, temp1, duplist, prev, OldPlayList;
/*
** First, delete the existing playlist
*/
OldPlayList = PLAYLIST(i);
PLAYLIST(i) = NULL;
/*
** Now, go through each drive and create a shuffled play list
** First step is to duplicate the old play list, then we will
** randomly pick off nodes and put them on the shuffle play list.
*/
duplist = prev = NULL;
numnodes = 0;
for( temp = SAVELIST(i); temp != NULL; temp = temp->nextplay ) {
temp1 = AllocMemory( sizeof(TRACK_PLAY) );
*temp1 = *temp;
temp1->nextplay = NULL;
if (duplist) {
temp1->prevplay = prev;
prev->nextplay = temp1;
prev = temp1;
}
else {
duplist = temp1;
temp1->prevplay = NULL;
prev = temp1;
}
numnodes++;
}
/*
** Now, randomly pick off nodes
*/
prev = NULL;
for( j = 0; j < numnodes; j++ ) {
index = rand() % (numnodes - j + 1);
temp = duplist;
while( --index>0 ) {
temp = temp->nextplay;
}
/*
** Got the node to transfer to playlist (temp),
** so we need to detach it from duplist so we
** can tack it onto the end of the playlist.
*/
if ( temp != NULL ) {
/*
** Detach temp from playlist.
*/
if ( temp == duplist ) {
duplist = temp->nextplay;
}
if ( temp->nextplay ) {
temp->nextplay->prevplay = temp->prevplay;
}
if ( temp->prevplay ) {
temp->prevplay->nextplay = temp->nextplay;
}
/*
** Now, tack it onto the end of the PLAYLIST
*/
if ( PLAYLIST(i) ) {
prev->nextplay = temp;
temp->prevplay = prev;
temp->nextplay = NULL;
prev = temp;
}
else {
PLAYLIST(i) = temp;
temp->prevplay = NULL;
prev = temp;
temp->nextplay = NULL;
}
}
}
/*
** we need to reset the CURRTRACK pointer so
** that it points to a node in PLAYLIST instead of SAVELIST
*/
if ( (g_Devices[i]->State & CD_PLAYING) && (CURRTRACK(i) != NULL) ) {
index = CURRTRACK(i)->TocIndex;
for( temp = PLAYLIST(i); temp->TocIndex!=index; temp=temp->nextplay );
CURRTRACK(i) = temp;
}
else {
CURRTRACK(i) = PLAYLIST(i);
if ( PLAYLIST(i) != NULL ) {
CDTIME(i).TrackTotalMin = PLAYLIST(i)->min;
CDTIME(i).TrackTotalSec = PLAYLIST(i)->sec;
CDTIME(i).TrackRemMin = PLAYLIST(i)->min;
CDTIME(i).TrackRemSec = PLAYLIST(i)->sec;
}
}
/*
** if this is the current drive, we need to redo the tracks in
** the track list combobox.
*/
if ( i == g_CurrCdrom ) {
ResetTrackComboBox( i );
}
/*
** Finally, free up the memory from the old playlist.
*/
temp = OldPlayList;
while ( temp != NULL ) {
temp1 = temp->nextplay;
LocalFree( (HLOCAL)temp );
temp = temp1;
}
}
/*****************************Private*Routine******************************\
* RestorePlayListsFromShuffleLists
*
* This routine restores the PLAYLIST for each drive to it's "pre-shuffled"
* state. This should be stored in SAVELIST. Once the restoration is done,
* un-needed node are released.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
RestorePlayListsFromShuffleLists(
void
)
{
int i,index;
PTRACK_PLAY temp;
for ( i = 0; i < g_NumCdDevices; i++ ) {
if ( SAVELIST(i) ) {
if ( CURRTRACK(i) != NULL ) {
index = CURRTRACK(i)->TocIndex;
}
else {
index = -1;
}
ErasePlayList(i);
PLAYLIST(i) = CopyPlayList( SAVELIST(i) );
/*
** Reset CURRTRACK pointer
*/
if ( (g_Devices[i]->State & CD_PLAYING) && (index != -1) ) {
for( temp = PLAYLIST(i);
temp->TocIndex != index; temp=temp->nextplay );
CURRTRACK(i) = temp;
}
else {
CURRTRACK(i) = PLAYLIST(i);
if ( PLAYLIST(i) != NULL ) {
CDTIME(i).TrackRemMin = PLAYLIST(i)->min;
CDTIME(i).TrackRemSec = PLAYLIST(i)->sec;
CDTIME(i).TrackTotalMin = PLAYLIST(i)->min;
CDTIME(i).TrackTotalSec = PLAYLIST(i)->sec;
}
}
}
if ( i == g_CurrCdrom ) {
ResetTrackComboBox( i );
}
}
}
/*****************************Private*Routine******************************\
* FigureTrackTime
*
* This routine computes the length of a given track, in terms
* of minutes and seconds.
*
* cdrom - supplies an index into the global structure gDevices
*
* index - supplies an index to the track which should have its
* length computed. This is an index into the
* gDevices[cdrom]->CdInfo.Tracks[...] structure
*
* min - supplies a pointer to an INT which will hold the minute
* portion of the track length.
*
* sec - supplies a pointer to an INT which will hold the seconds
* portion of the track length.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
FigureTrackTime(
int cdrom,
int index,
int * min,
int * sec
)
{
DWORD start, end, diff;
start = ((TRACK_M(cdrom,index) * FRAMES_PER_MINUTE) +
(TRACK_S(cdrom,index) * FRAMES_PER_SECOND) +
TRACK_F(cdrom,index));
end = ((TRACK_M(cdrom,index+1) * FRAMES_PER_MINUTE) +
(TRACK_S(cdrom,index+1) * FRAMES_PER_SECOND) +
TRACK_F(cdrom,index+1));
diff = end - start;
(*min) = (diff / FRAMES_PER_MINUTE);
(*sec) = (diff % FRAMES_PER_MINUTE) / FRAMES_PER_SECOND;
}
/*****************************Private*Routine******************************\
* TimeAdjustInitialize
*
* Initializes the time, track, and title fields of a given
* disc.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
TimeAdjustInitialize(
int cdrom
)
{
int m, s, mtemp, stemp, ts, tm;
PTRACK_PLAY tr;
/*
** Is there even a cd loaded?
*/
if (g_Devices[cdrom]->State &
(CD_BEING_SCANNED | CD_IN_USE | CD_NO_CD | CD_DATA_CD_LOADED)) {
/*
** Fake some information
*/
g_Devices[cdrom]->CdInfo.NumTracks = 0;
g_Devices[cdrom]->toc.FirstTrack = 0;
g_Devices[cdrom]->CdInfo.Id = 0;
if (g_Devices[cdrom]->State & CD_IN_USE) {
_tcscpy( (LPTSTR)TITLE(cdrom), IdStr(STR_WAITING) );
_tcscpy( (LPTSTR)ARTIST(cdrom), IdStr(STR_DISC_INUSE) );
}
else if (g_Devices[cdrom]->State & CD_BEING_SCANNED) {
_tcscpy( (LPTSTR)TITLE(cdrom), IdStr(STR_WAITING) );
_tcscpy( (LPTSTR)ARTIST(cdrom), IdStr(STR_BEING_SCANNED) );
}
else {
_tcscpy( (LPTSTR)TITLE(cdrom), IdStr(STR_INSERT_DISC) );
_tcscpy( (LPTSTR)ARTIST(cdrom), IdStr(STR_DATA_NO_DISC) );
}
/*
** Kill off play list
*/
ErasePlayList( cdrom );
EraseSaveList( cdrom );
EraseTrackList( cdrom );
tr = NULL;
}
else {
/*
** Find track to use as first track
*/
tr = FindFirstTrack( cdrom );
}
/*
** Set current position information
*/
CURRTRACK(cdrom) = tr;
CDTIME(cdrom).TrackCurMin = 0;
CDTIME(cdrom).TrackCurSec = 0;
/*
** Compute PLAY length
*/
mtemp = stemp = m = s = ts = tm =0;
for( tr = PLAYLIST(cdrom); tr != NULL; tr = tr->nextplay ) {
FigureTrackTime( cdrom, tr->TocIndex, &mtemp, &stemp );
m+=mtemp;
s+=stemp;
tr->min = mtemp;
tr->sec = stemp;
}
/*
** to be safe, recalculate the SAVE list each time as well.
*/
for( tr = SAVELIST(cdrom); tr != NULL; tr = tr->nextplay ) {
FigureTrackTime( cdrom, tr->TocIndex, &mtemp, &stemp );
tr->min = mtemp;
tr->sec = stemp;
}
m += (s / 60);
s = (s % 60);
CDTIME(cdrom).TotalMin = m;
CDTIME(cdrom).TotalSec = s;
CDTIME(cdrom).RemMin = m;
CDTIME(cdrom).RemSec = s;
/*
** Fill in track length and information
*/
if ( CURRTRACK(cdrom) != NULL ) {
CDTIME(cdrom).TrackTotalMin = CDTIME(cdrom).TrackRemMin =
CURRTRACK(cdrom)->min;
CDTIME(cdrom).TrackTotalSec = CDTIME(cdrom).TrackRemSec =
CURRTRACK(cdrom)->sec;
}
else {
CDTIME(cdrom).TrackTotalMin = CDTIME(cdrom).TrackRemMin = 0;
CDTIME(cdrom).TrackTotalSec = CDTIME(cdrom).TrackRemSec = 0;
}
/*
** Fill in track list combo box
*/
if ( cdrom == g_CurrCdrom ) {
ResetTrackComboBox( cdrom );
/*
** Update display if this is the disc currently
** being displayed.
*/
UpdateDisplay( DISPLAY_UPD_LED |
DISPLAY_UPD_DISC_TIME |
DISPLAY_UPD_TRACK_TIME |
DISPLAY_UPD_TITLE_NAME |
DISPLAY_UPD_TRACK_NAME );
}
}
/*****************************Private*Routine******************************\
* TimeAdjustIncSecond
*
* Adds one second onto current position ("time") of disc
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
TimeAdjustIncSecond(
int cdrom
)
{
PTRACK_PLAY tr;
/*
** If there is no current track just return
*/
if ( CURRTRACK(g_CurrCdrom) == NULL ) {
return;
}
/*
** Update current track time
*/
CDTIME(cdrom).TrackCurSec++;
if ( CDTIME(cdrom).TrackCurSec > 59 ) {
CDTIME(cdrom).TrackCurMin++;
CDTIME(cdrom).TrackCurSec = 0;
}
/*
** Now, check to see if we skipped any track boundaries
*/
if (
((CDTIME(cdrom).TrackCurMin >= CDTIME(cdrom).TrackTotalMin) &&
(CDTIME(cdrom).TrackCurSec >= CDTIME(cdrom).TrackTotalSec))
||
((g_fIntroPlay) &&
((CDTIME(cdrom).TrackCurMin > 0) ||
(CDTIME(cdrom).TrackCurSec > g_IntroPlayLength)) )
) {
/*
** We did, so skip to next track
*/
/*
** Should Fix for new FindNextTrack
*/
tr = FindNextTrack( g_fContinuous );
if ( tr == NULL ) {
/*
** Hit end of playlist, so stay at end of current
** track.
*/
if (!g_fIntroPlay) {
CDTIME(cdrom).TrackCurMin = CDTIME(cdrom).TrackTotalMin;
CDTIME(cdrom).TrackCurSec = CDTIME(cdrom).TrackTotalSec;
}
else {
CDTIME(cdrom).TrackCurMin = 0;
CDTIME(cdrom).TrackCurSec = g_IntroPlayLength;
}
return;
}
if ( g_CurrCdrom != g_LastCdrom) {
SwitchToCdrom(g_CurrCdrom, FALSE );
}
TimeAdjustSkipToTrack( cdrom, tr );
}
else {
/*
** Update current track remaining time
*/
CDTIME(cdrom).TrackRemSec--;
if ( CDTIME(cdrom).TrackRemSec < 0 ) {
CDTIME(cdrom).TrackRemMin--;
CDTIME(cdrom).TrackRemSec = 59;
}
/*
** Update total remaining time
*/
CDTIME(cdrom).RemSec--;
if ( CDTIME(cdrom).RemSec < 0 ) {
CDTIME(cdrom).RemMin--;
CDTIME(cdrom).RemSec = 59;
}
}
/*
** Update Display
*/
UpdateDisplay( DISPLAY_UPD_LED );
}
/*****************************Private*Routine******************************\
* TimeAdjustDecSecond
*
* Subtracts one second from current position ("time") of disc
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
TimeAdjustDecSecond(
int cdrom
)
{
int min,sec;
PTRACK_PLAY prev,tr;
/*
** If there is no current track, just return
*/
if ( CURRTRACK(g_CurrCdrom) == NULL ) {
return;
}
/*
** Update current track
*/
CDTIME(cdrom).TrackCurSec--;
if ( CDTIME(cdrom).TrackCurSec < 0 ) {
CDTIME(cdrom).TrackCurMin--;
CDTIME(cdrom).TrackCurSec = 59;
}
/*
** Update current track remaining
*/
CDTIME(cdrom).TrackRemSec++;
if ( CDTIME(cdrom).TrackRemSec > 59 ) {
CDTIME(cdrom).TrackRemMin++;
CDTIME(cdrom).TrackRemSec = 0;
}
/*
** Update total remaining time
*/
CDTIME(cdrom).RemSec++;
if ( CDTIME(cdrom).RemSec > 59 ) {
CDTIME(cdrom).RemMin++;
CDTIME(cdrom).RemSec = 0;
}
/*
** Now, check to see if we skipped any boundaries we shouldn't have!
*/
if ( CDTIME(cdrom).TrackCurMin < 0 ) {
/*
** We went "off" the front end of the track,
** so we need to see what to do now. Options
** are:
**
** (1) Go to end of track before us.
** (2) If intro play, go to 0:10 of
** track before us.
** (3) If not in continuous play, and
** this is the first track, then
** just sit at 0:00
*/
prev = FindPrevTrack( cdrom, g_fContinuous );
if ( prev == CURRTRACK(cdrom) ) {
/*
** We are on the first track, and not in
** continuous mode, so just go to 0:00
*/
CDTIME(cdrom).TrackCurSec = 0;
CDTIME(cdrom).TrackCurMin = 0;
CDTIME(cdrom).TrackRemMin = CDTIME(cdrom).TrackTotalMin;
CDTIME(cdrom).TrackRemSec = CDTIME(cdrom).TrackTotalSec;
min = sec = 0;
for( tr = PLAYLIST( cdrom ); tr != NULL; tr = tr->nextplay ) {
min += tr->min;
sec += tr->sec;
}
min += (sec / 60);
sec = (sec % 60);
CDTIME(cdrom).RemMin = min;
CDTIME(cdrom).RemSec = sec;
UpdateDisplay( DISPLAY_UPD_LED );
}
else {
/*
** Valid previous track
*/
if ( !g_fIntroPlay ) {
/*
** We need to place the current play position
** at the end of the previous track.
*/
CDTIME(cdrom).TrackCurMin = CDTIME(cdrom).TrackTotalMin = prev->min;
CDTIME(cdrom).TrackCurSec = CDTIME(cdrom).TrackTotalSec = prev->sec;
CDTIME(cdrom).TrackRemMin = CDTIME(cdrom).TrackRemSec = 0;
min = sec = 0;
for( tr = prev->nextplay; tr != NULL; tr = tr->nextplay ) {
min += tr->min;
sec += tr->sec;
}
min += (sec / 60);
sec = (sec % 60);
CDTIME(cdrom).RemMin = min;
CDTIME(cdrom).RemSec = sec;
}
else {
/*
** Intro play -- instead of end of track,
** jump to 00:10...
*/
CDTIME(cdrom).TrackCurMin = 0;
CDTIME(cdrom).TrackCurSec =
min( g_IntroPlayLength, prev->sec );
CDTIME(cdrom).TrackTotalMin = prev->min;
CDTIME(cdrom).TrackTotalSec = prev->sec;
CDTIME(cdrom).TrackRemMin = CDTIME(cdrom).TrackTotalMin;
CDTIME(cdrom).TrackRemSec = CDTIME(cdrom).TrackTotalSec -
min( g_IntroPlayLength, prev->sec );
if ( CDTIME(cdrom).TrackRemSec < 0 ) {
CDTIME(cdrom).TrackRemSec += 60;
CDTIME(cdrom).TrackRemMin--;
}
min = sec = 0;
for( tr = prev; tr != NULL; tr = tr->nextplay ) {
min += tr->min;
sec += tr->sec;
}
sec -= min( g_IntroPlayLength, prev->sec );
if ( sec < 0 ) {
sec+=60;
min--;
}
min += (sec / 60);
sec = (sec % 60);
CDTIME(cdrom).RemMin = min;
CDTIME(cdrom).RemSec = sec;
}
CURRTRACK(cdrom) = prev;
UpdateDisplay( DISPLAY_UPD_LED |
DISPLAY_UPD_TRACK_NAME |
DISPLAY_UPD_TRACK_TIME );
}
}
else {
UpdateDisplay( DISPLAY_UPD_LED );
}
}
/*****************************Private*Routine******************************\
* InitializeNewTrackTime
*
* Updates track/time information for gDevices array.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
InitializeNewTrackTime(
int cdrom,
PTRACK_PLAY tr,
BOOL fUpdateDisplay
)
{
int min,sec;
/*
** Update time information in gDevices structure
*/
CDTIME(cdrom).CurrTrack = tr;
CDTIME(cdrom).TrackCurMin = 0;
CDTIME(cdrom).TrackCurSec = 0;
if (tr == NULL) {
CDTIME(cdrom).TrackTotalMin = 0;
CDTIME(cdrom).TrackTotalSec = 0;
}
else {
CDTIME(cdrom).TrackTotalMin = CDTIME(cdrom).TrackRemMin = tr->min;
CDTIME(cdrom).TrackTotalSec = CDTIME(cdrom).TrackRemSec = tr->sec;
}
min = sec = 0;
for( tr = PLAYLIST(cdrom); tr!=NULL; tr = tr->nextplay ) {
min += tr->min;
sec += tr->sec;
}
min += (sec / 60);
sec = (sec % 60);
CDTIME(cdrom).RemMin = min;
CDTIME(cdrom).RemSec = sec;
/*
** Update LED box
*/
if (fUpdateDisplay) {
UpdateDisplay( DISPLAY_UPD_LED | DISPLAY_UPD_TRACK_NAME |
DISPLAY_UPD_TRACK_TIME );
}
}
/*****************************Private*Routine******************************\
* TimeAdjustSkipToTrack
*
* Updates time/track information for gDevices array and then
* issues skip to track commands to cdrom device.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
TimeAdjustSkipToTrack(
int cdrom,
PTRACK_PLAY tr
)
{
/*
** Update time information in gDevices structure
*/
InitializeNewTrackTime( cdrom, tr, TRUE );
/*
** Actually seek to the track, and play it if appropriate
*/
if ((g_Devices[cdrom]->State & CD_PLAYING) ||
(g_Devices[cdrom]->State & CD_PAUSED)) {
PlayCurrTrack( cdrom );
if (g_Devices[cdrom]->State & CD_PAUSED) {
PauseTheCdromDrive( cdrom );
}
}
else if (tr) {
SeekToTrackAndHold( cdrom, tr->TocIndex );
}
}
/*****************************Private*Routine******************************\
* SyncDisplay
*
* Queries the cdrom device for its current position, and then
* updates the display accordingly. Also, detects when a track has
* finished playing, or when intro segment is over, and skips to the
* next track.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
SyncDisplay(
void
)
{
int m,s;
PTRACK_PLAY next;
CURRPOS cp;
PCURRPOS pCurr = &cp;
/*
** If there isn't a disc in the drive, ignore this
** request
*/
if ( (g_Devices[g_CurrCdrom]->State & CD_NO_CD) ||
(g_Devices[g_CurrCdrom]->State & CD_DATA_CD_LOADED) ) {
return;
}
/*
** Query cdrom device for current position
*/
if ( !GetCurrPos( g_CurrCdrom, pCurr ) ) {
/*
** If there was an error, it will already have been
** reported in CheckStatus of cdapi.c...so, we don't need
** to tell anything more here. When an error occurs, the
** fields of the pCurr structure are zeroed, so we don't
** need to clean those up either
*/
return;
}
/*
** Has the current play selection finished playing?
*/
#ifdef USE_IOCTLS
if ((pCurr->AudioStatus == AUDIO_STATUS_PLAY_COMPLETE) &&
( !(g_State & CD_SEEKING) )) {
#else
if ((pCurr->AudioStatus == MCI_MODE_STOP) &&
( !(g_State & CD_SEEKING) )) {
#endif
Play_Complete:
/*
** Yep, so skip to the next track.
*/
next = FindNextTrack( g_fContinuous );
if ( next == NULL ) {
/*
** There are no more tracks to play, so
** fake a press on the "stop" button. But,
** we want to set gCurrCdrom back to the "playing"
** drive 'cause it may have changed in our call
** to FindNextTrack.
*/
g_CurrCdrom = g_LastCdrom;
SendMessage( g_hwndApp, WM_COMMAND, IDM_PLAYBAR_STOP, 0L );
}
else {
if ( g_CurrCdrom != g_LastCdrom ) {
SwitchToCdrom( g_CurrCdrom, FALSE );
/*
** We use to start the disc play by sending the play command.
** SendMessage( g_hwndApp, WM_COMMAND, IDM_PLAYBAR_PLAY, 0L );
** However, all we realy need to put the drives state into
** playing and let TimeAdjustSkipToTrack take care of starting
** playing. If we don't do this when the app is in multi-disc
** random play mode, we get a fraction of a second of the
** first track in the playlist played before we seek to the
** the correct track and start playing it. This sounds really
** bad.
*/
g_State &= ~CD_STOPPED;
g_State |= CD_PLAYING;
}
TimeAdjustSkipToTrack( g_CurrCdrom, next );
}
return;
}
/*
** Check to see if we need to update the display
*/
if ( (pCurr->Track < 100) && ( pCurr->Track >
(CURRTRACK(g_CurrCdrom)->TocIndex + FIRSTTRACK(g_CurrCdrom)) )) {
/*
** We got to the next track in a multi-track
** play, so mark per track information for
** new track
*/
if ((CURRTRACK(g_CurrCdrom)->nextplay != NULL) &&
((CURRTRACK(g_CurrCdrom)->TocIndex + 1) ==
CURRTRACK(g_CurrCdrom)->nextplay->TocIndex)) {
next = FindNextTrack( g_fContinuous );
if ( next == NULL ) {
/*
** There are no more tracks to play, so
** fake a press on the "stop" button. But,
** we want to set gCurrCdrom back to the "playing"
** drive 'cause it may have changed in our call
** to FindNextTrack.
*/
g_CurrCdrom = g_LastCdrom;
SendMessage( g_hwndControls[INDEX(IDM_PLAYBAR_STOP)],
WM_LBUTTONDOWN, 0, 0L );
SendMessage( g_hwndControls[INDEX(IDM_PLAYBAR_STOP)],
WM_LBUTTONUP, 0, 0L );
}
else {
if ( g_CurrCdrom != g_LastCdrom ) {
SwitchToCdrom( g_CurrCdrom, FALSE );
SendMessage( g_hwndControls[INDEX(IDM_PLAYBAR_PLAY)],
WM_LBUTTONDOWN, 0, 0L );
SendMessage( g_hwndControls[INDEX(IDM_PLAYBAR_PLAY)],
WM_LBUTTONUP, 0, 0L );
}
InitializeNewTrackTime( g_CurrCdrom, next, FALSE );
UpdateDisplay( DISPLAY_UPD_TRACK_NAME | DISPLAY_UPD_TRACK_TIME );
}
}
else {
/*
** If we get here it is probably the result of starting
** CD Player whislt the current disc was still playing.
** We look for the currently playing track in the current
** playlist.
*/
next = FindFirstTrack(g_CurrCdrom);
while ( (next != NULL)
&& (pCurr->Track != (next->TocIndex + 1)) ) {
#if DBG
dprintf("trying track %d", (next->TocIndex + 1));
#endif
next = next->nextplay;
}
/*
** If next is NULL it means that we are playing a track that
** is currently not on the users playlist. So, we put up a
** message box informing the user of this fact and that we are
** going to temporarily add the track to the current playlist
** as the first track. Otherwise, we found the track in the
** playlist so just update the track time for this track.
*/
if (next == NULL) {
//<mwetzel:08.28.97> Removed this line of code, so that tracks don't get
//accidentally added. After a track is played, the STOP state is sensed,
//and this function (see above) advances the track. However, under a rare
//(about 1-5% of time) circumstance, this thread will sense that the cd's
//time value means it's on the next track, and the cd is still in play mode.
//This code used to interpret that as a new play command, and added the track
//to the playlist. Hence, I commented out the following line. If the actual
//case where a new play command is received, the new track is added to the
//playlist in the HandlePassedCommandLine() call.
//AddTemporaryTrackToPlayList(pCurr);
}
else {
InitializeNewTrackTime( g_CurrCdrom, next, TRUE );
}
}
return;
}
if ( pCurr->Track <
(CURRTRACK(g_CurrCdrom)->TocIndex + FIRSTTRACK(g_CurrCdrom)) )
return;
if ( (pCurr->Index != 0)
&& (pCurr->m <= CDTIME(g_CurrCdrom).TrackCurMin)
&& (pCurr->s <= CDTIME(g_CurrCdrom).TrackCurSec) )
return;
/*
** Set track elapsed time
*/
CDTIME(g_CurrCdrom).TrackCurMin = pCurr->m;
CDTIME(g_CurrCdrom).TrackCurSec = pCurr->s;
/*
** Set track remaining time
*/
m = pCurr->m;
if ( (pCurr->s) <= CDTIME(g_CurrCdrom).TrackTotalSec ) {
s = CDTIME(g_CurrCdrom).TrackTotalSec - pCurr->s;
}
else {
s = 60 - (pCurr->s - CDTIME(g_CurrCdrom).TrackTotalSec);
m++;
}
CDTIME(g_CurrCdrom).TrackRemMin = CDTIME(g_CurrCdrom).TrackTotalMin - m;
CDTIME(g_CurrCdrom).TrackRemSec = s;
/*
** Set disc remaining time
**
** Should Fix -- for now, just decrement by 1 second
*/
CDTIME(g_CurrCdrom).RemSec--;
if (CDTIME(g_CurrCdrom).RemSec < 0) {
CDTIME(g_CurrCdrom).RemSec = 59;
CDTIME(g_CurrCdrom).RemMin--;
}
/*
** Update LED box
*/
if ( (pCurr->Index != 0) || ((pCurr->m == 0) && (pCurr->s == 0)) ) {
UpdateDisplay( DISPLAY_UPD_LED );
}
else {
UpdateDisplay( DISPLAY_UPD_LED | DISPLAY_UPD_LEADOUT_TIME );
}
/*
** Check to see if we are intro play and have played
** intro segment...if so, skip to next track
*/
if ( ((pCurr->s >= (g_IntroPlayLength + 1)) || (pCurr->m > 0))
&& g_fIntroPlay ) {
goto Play_Complete;
}
}
/*****************************Private*Routine******************************\
* ValidatePosition
*
* Checks the current position on the CD, then verifies that the
* relative offset in the track + the beginning of the track's
* position is the same as the absolute position on the CD.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
void
ValidatePosition(
int cdrom
)
{
int Mult, Frames;
CURRPOS cp;
PCURRPOS pCurr = &cp;
LPTSTR s1,s2;
if (!GetCurrPos( cdrom, pCurr ))
/*
** If there was an error, it will already have been
** reported in CheckStatus of cdapi.c...so, we don't need
** to tell anything more here. When an error occurs, the
** fields of the pCurr structure are zeroed, so we don't
** need to clean those up either
*/
return;
/*
** Make sure the position returned is consistent with
** what we know about the CD. By comparing the relative time
** on this track to the absolute time on the CD, we should be
** able to make sure we're still on the right disc. This is
** a failsafe for when polling fails to notice an ejected
** disc.
*/
if ((cp.Track > 0)&&(cp.Track < 101)) {
Frames = cp.ab_m * 60 * 75;
Frames += cp.ab_s * 75;
Frames += cp.ab_f;
Frames -= TRACK_M(cdrom,cp.Track-1) * 60 * 75;
Frames -= TRACK_S(cdrom,cp.Track-1) * 75;
Frames -= TRACK_F(cdrom,cp.Track-1);
if (pCurr->Index) {
Mult = 1;
}
else {
Mult = -1;
}
Frames -= Mult*cp.m * 60 * 75;
Frames -= Mult*cp.s * 75;
Frames -= Mult*cp.f;
if (g_Devices[cdrom]->CdInfo.iFrameOffset == NEW_FRAMEOFFSET) {
g_Devices[cdrom]->CdInfo.iFrameOffset = Frames;
}
if ((ABS(Frames - g_Devices[ cdrom ]->CdInfo.iFrameOffset) > 4) &&
(ABS(Frames) > 4)) {
HWND hwndStop;
hwndStop = g_hwndControls[INDEX(IDM_PLAYBAR_STOP)];
s1 = AllocMemory( _tcslen(IdStr(STR_BAD_DISC)) + 1 );
_tcscpy( s1, IdStr(STR_BAD_DISC) );
s2 = AllocMemory( _tcslen(IdStr(STR_CDPLAYER)) + 1);
_tcscpy(s2,IdStr(STR_CDPLAYER));
MessageBox( g_hwndApp, s1, s2, MB_APPLMODAL|MB_ICONSTOP|MB_OK );
SendMessage( hwndStop,WM_LBUTTONDOWN, 1,0L );
SendMessage( hwndStop,WM_LBUTTONUP, 1, 0L );
RescanDevice(g_hwndApp, cdrom );
LocalFree( (HLOCAL)s1 );
LocalFree( (HLOCAL)s2 );
return;
}
}
}
/*****************************Private*Routine******************************\
* ResetTrackComboBox
*
* This routine deletes and then resets the track name combobox based
* on the contents of the PLAYLIST for the specified cdrom drive.
*
* History:
* 18-11-93 - StephenE - Created
*
\**************************************************************************/
VOID
ResetTrackComboBox(
int cdrom
)
{
int j,index;
PTRACK_PLAY temp;
HWND hwnd;
hwnd = g_hwndControls[INDEX(IDC_TRACK_LIST)];
SetWindowRedraw( hwnd, FALSE );
ComboBox_ResetContent( hwnd );
/*
** Add new playlist, and select correct entry for current track
*/
j = index = 0;
for( temp = PLAYLIST(cdrom); temp != NULL; temp = temp->nextplay ) {
ComboBox_InsertString( hwnd, -1, temp->TocIndex );
if ( temp == CURRTRACK(cdrom) ) {
index = j;
}
j++;
}
ComboBox_SetCurSel( hwnd, index );
SetWindowRedraw( hwnd, TRUE );
RedrawWindow( hwnd, NULL, NULL, RDW_INVALIDATE );
UpdateWindow( hwnd );
UpdateDisplay( DISPLAY_UPD_LED | DISPLAY_UPD_TRACK_TIME );
}
/******************************Public*Routine******************************\
* PlayListMatchesAvailList
*
* Compares the current play list with the default play list to if they match.
*
* History:
* dd-mm-94 - StephenE - Created
*
\**************************************************************************/
BOOL
PlayListMatchesAvailList(
void
)
{
PTRACK_PLAY pl = SAVELIST(g_CurrCdrom);
int i = 0;
while (pl && i < NUMTRACKS(g_CurrCdrom)) {
if ( pl->TocIndex != i) {
return FALSE;
}
pl = pl->nextplay;
i++;
}
return pl == NULL && i == NUMTRACKS(g_CurrCdrom);
}
/*****************************Private*Routine******************************\
* AddTemporaryTrackToPlayList
*
* This functions adds the currently playing track to the playlist.
* pCurr contains the toc index of the track that is required to be added.
*
* History:
* dd-mm-94 - StephenE - Created
*
\**************************************************************************/
void
AddTemporaryTrackToPlayList(
PCURRPOS pCurr
)
{
// LPTSTR lpstrTitle;
// LPTSTR lpstrText;
PTRACK_PLAY tr;
int m, s;
/*
** Add track to the current playlist.
*/
tr = AllocMemory( sizeof(TRACK_PLAY) );
tr->TocIndex = pCurr->Track - 1;
FigureTrackTime(g_CurrCdrom, tr->TocIndex, &tr->min, &tr->sec);
tr->nextplay = PLAYLIST(g_CurrCdrom);
tr->prevplay = NULL;
PLAYLIST(g_CurrCdrom)->prevplay = tr;
PLAYLIST(g_CurrCdrom) = tr;
/*
** Update the display.
*/
InitializeNewTrackTime( g_CurrCdrom, tr, TRUE );
ResetTrackComboBox( g_CurrCdrom );
m = CDTIME(g_CurrCdrom).TotalMin + tr->min;
s = CDTIME(g_CurrCdrom).TotalSec + tr->sec;
m += (s / 60);
s = (s % 60);
CDTIME(g_CurrCdrom).TotalMin = m;
CDTIME(g_CurrCdrom).TotalSec = s;
UpdateDisplay(DISPLAY_UPD_DISC_TIME);
/*
** Now modify the current saved playlist. We do this so that transitions
** from/to random mode work correctly.
*/
tr = AllocMemory( sizeof(TRACK_PLAY) );
tr->TocIndex = pCurr->Track - 1;
FigureTrackTime(g_CurrCdrom, tr->TocIndex, &tr->min, &tr->sec);
tr->nextplay = SAVELIST(g_CurrCdrom);
tr->prevplay = NULL;
SAVELIST(g_CurrCdrom)->prevplay = tr;
SAVELIST(g_CurrCdrom) = tr;
#if 0
/*
** Now, tell the user what we have just done. Note that we disable the
** the Heart beat timer so that we don't renenter ourselves.
*/
lpstrTitle = AllocMemory( STR_MAX_STRING_LEN * sizeof(TCHAR) );
lpstrText = AllocMemory( STR_MAX_STRING_LEN * sizeof(TCHAR) );
_tcscpy( lpstrText, IdStr(STR_NOT_IN_PLAYLIST) );
_tcscpy( lpstrTitle, IdStr(STR_CDPLAYER) );
KillTimer( g_hwndApp, HEARTBEAT_TIMER_ID );
MessageBox( NULL, lpstrText, lpstrTitle,
MB_APPLMODAL | MB_ICONINFORMATION | MB_OK );
SetTimer( g_hwndApp, HEARTBEAT_TIMER_ID, HEARTBEAT_TIMER_RATE,
HeartBeatTimerProc );
LocalFree( (HLOCAL)lpstrText );
LocalFree( (HLOCAL)lpstrTitle );
#endif
}
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