winamp/Src/Plugins/Library/ml_wire/DownloadStatus.cpp

154 lines
3.2 KiB
C++

#include "main.h"
#include "api__ml_wire.h"
#include "DownloadStatus.h"
#include "DownloadsDialog.h"
#include "./navigation.h"
#include <strsafe.h>
DownloadStatus downloadStatus;
using namespace Nullsoft::Utility;
DownloadStatus::Status::Status()
{
Init();
}
DownloadStatus::Status::Status( size_t _downloaded, size_t _maxSize, const wchar_t *_channel, const wchar_t *_item, const wchar_t *_path )
{
Init();
downloaded = _downloaded;
maxSize = _maxSize;
channel = _wcsdup( _channel );
item = _wcsdup( _item );
path = _wcsdup( _path );
}
const DownloadStatus::Status &DownloadStatus::Status::operator =( const DownloadStatus::Status &copy )
{
Reset();
Init();
downloaded = copy.downloaded;
maxSize = copy.maxSize;
channel = _wcsdup( copy.channel );
item = _wcsdup( copy.item );
path = _wcsdup( copy.path );
killswitch = copy.killswitch;
return *this;
}
DownloadStatus::Status::~Status()
{
Reset();
}
void DownloadStatus::Status::Init()
{
downloaded = 0;
maxSize = 0;
killswitch = 0;
channel = 0;
item = 0;
path = 0;
}
void DownloadStatus::Status::Reset()
{
if ( channel )
{
free( channel );
channel = 0;
}
if ( item )
{
free( item );
item = 0;
}
if ( path )
{
free( path );
path = 0;
}
}
void DownloadStatus::AddDownloadThread(DownloadToken token, const wchar_t *channel, const wchar_t *item, const wchar_t *path)
{
{
AutoLock lock(statusLock);
downloads[token] = Status(0,0,channel,item,path);
DownloadsUpdated(downloads[token],token);
}
Navigation_ShowService(SERVICE_DOWNLOADS, SHOWMODE_AUTO);
}
void DownloadStatus::DownloadThreadDone(DownloadToken token)
{
{
AutoLock lock(statusLock);
downloads.erase(token);
}
Navigation_ShowService(SERVICE_DOWNLOADS, SHOWMODE_AUTO);
}
bool DownloadStatus::UpdateStatus(DownloadToken token, size_t downloaded, size_t maxSize)
{
AutoLock lock(statusLock);
downloads[token].downloaded = downloaded;
downloads[token].maxSize = maxSize;
return !!downloads[token].killswitch;
}
bool DownloadStatus::CurrentlyDownloading()
{
AutoLock lock(statusLock);
return !downloads.empty();
}
void DownloadStatus::GetStatusString( wchar_t *status, size_t len )
{
AutoLock lock( statusLock );
Downloads::iterator itr;
size_t bytesDownloaded = 0, bytesTotal = 0, numDownloads = 0;
bool unknownTotal = false;
for ( itr = downloads.begin(); itr != downloads.end(); itr++ )
{
Status &dlstatus = itr->second;
if ( dlstatus.maxSize )
{
numDownloads++;
bytesDownloaded += dlstatus.downloaded;
bytesTotal += dlstatus.maxSize;
}
else // don't have a max size
{
if ( dlstatus.downloaded ) // if we've downloaded some then we just don't know the total
{
unknownTotal = true;
numDownloads++;
bytesDownloaded += dlstatus.downloaded;
}
}
}
if ( 0 == numDownloads )
{
status[ 0 ] = L'\0';
}
else
{
if ( unknownTotal || bytesTotal == 0 )
StringCchPrintf( status, len, WASABI_API_LNGSTRINGW( IDS_DOWNLOADING_KB_COMPLETE ), numDownloads, bytesDownloaded / 1024);
else
StringCchPrintf( status, len, WASABI_API_LNGSTRINGW( IDS_DOWNLOADING_KB_PROGRESS ), numDownloads, bytesDownloaded / 1024, bytesTotal / 1024, MulDiv( (int)bytesDownloaded, 100, (int)bytesTotal ) );
}
}