www.pudn.com > truecrypt.zip > PROGRESS.C

/* Copyright (C) 2004 TrueCrypt Team, truecrypt.org 
   This product uses components written by Paul Le Roux  */ 
 
#include "TCdefs.h" 
#include "progress.h" 
#include "../format/resource.h" 
 
extern HWND hCurPage; 
extern HWND hProgressBar; 
extern BOOL bThreadCancel; 
extern int nPbar; 
 
ULONG prevTime, startTime, totalSectors; 
 
void 
InitProgressBar (ULONG totalSecs) 
{ 
	HWND hProgressBar = GetDlgItem (hCurPage, nPbar); 
	SendMessage (hProgressBar, PBM_SETRANGE32, 0, 10000); 
	SendMessage (hProgressBar, PBM_SETSTEP, 1, 0); 
 
	prevTime = startTime = GetTickCount (); 
	totalSectors = totalSecs; 
} 
 
BOOL 
UpdateProgressBar (int nSecNo) 
{ 
	char text[100]; 
	HWND hProgressBar = GetDlgItem (hCurPage, nPbar); 
	int time = GetTickCount (); 
 
	int elapsed = (time - startTime) / 1000; 
 
	wsprintf(text,"%d MB ", (nSecNo+1) / 2 / 1024); 
	SetWindowText (GetDlgItem (hCurPage, IDC_BYTESWRITTEN), text); 
 
	wsprintf(text,"%d MB/s ", (nSecNo+1) / 2 / 1024 / (1+elapsed)); 
	SetWindowText (GetDlgItem (hCurPage, IDC_WRITESPEED), text); 
 
	if (nSecNo < totalSectors) 
	{ 
		wsprintf(text,"%d min ", (totalSectors  - nSecNo) / ((nSecNo+1)/(elapsed+1)+1) / 60); 
		SetWindowText (GetDlgItem (hCurPage, IDC_TIMEREMAIN), text); 
	} 
 
	prevTime = time; 
 
	SendMessage (hProgressBar, PBM_SETPOS, (int) (10000.0 * nSecNo / totalSectors), 0); 
 
	return bThreadCancel; 
}