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/* $Id: ScanView.cpp,v 1.2 2003/11/06 14:36:54 titer Exp $
This file is part of the HandBrake source code.
Homepage: <http://handbrake.m0k.org/>.
It may be used under the terms of the GNU General Public License. */
#include <fs_info.h>
#include <sys/ioctl.h>
#include <Box.h>
#include <Button.h>
#include <Directory.h>
#include <Drivers.h>
#include <FilePanel.h>
#include <MenuField.h>
#include <MenuItem.h>
#include <Path.h>
#include <PopUpMenu.h>
#include <Query.h>
#include <RadioButton.h>
#include <StringView.h>
#include <TextControl.h>
#include <VolumeRoster.h>
#include "ScanView.h"
ScanView::ScanView( HBHandle * handle )
: BView( BRect( 0,0,400,190 ), NULL, B_FOLLOW_ALL, B_WILL_DRAW )
{
fHandle = handle;
BRect r;
SetViewColor( ui_color( B_PANEL_BACKGROUND_COLOR ) );
r = BRect( 10, 10, Bounds().Width() - 10, 115 );
BBox * box = new BBox( r );
box->SetLabel( "Select source:" );
AddChild( box );
r = BRect( 10, 15, box->Bounds().Width() / 2, 35 );
fRadioDetected = new BRadioButton( r, NULL, "Detected volume:",
new BMessage( SCAN_RADIO ) );
box->AddChild( fRadioDetected );
r = BRect( box->Bounds().Width() / 2, 15,
box->Bounds().Width() - 10, 35 );
fPopUp = new BPopUpMenu( "" );
fField = new BMenuField( r, NULL, NULL, fPopUp, true );
fField->SetDivider( 0 );
box->AddChild( fField );
r = BRect( 10, 45, box->Bounds().Width() / 3, 65 );
fRadioFolder = new BRadioButton( r, NULL, "DVD folder:",
new BMessage( SCAN_RADIO ) );
box->AddChild( fRadioFolder );
r = BRect( box->Bounds().Width() / 3, 45,
box->Bounds().Width() - 10, 65 );
fFolderControl = new BTextControl( r, NULL, NULL, NULL, NULL );
box->AddChild( fFolderControl );
r = BRect( box->Bounds().Width() - 80, 70,
box->Bounds().Width() - 10, 95 );
fBrowseButton = new BButton( r, NULL, "Browse...",
new BMessage( SCAN_BROWSE_BUTTON ) );
box->AddChild( fBrowseButton );
fFilePanel = new BFilePanel( B_OPEN_PANEL, NULL,
NULL, B_DIRECTORY_NODE );
r = BRect( 10, 125, Bounds().Width() - 10, 145 );
fStatusString = new BStringView( r, NULL, NULL );
AddChild( fStatusString );
r = BRect( Bounds().Width() - 70, 155,
Bounds().Width() - 10, 175 );
fOpenButton = new BButton( r, NULL, "Open", new BMessage( SCAN_OPEN ) );
fOpenButton->MakeDefault( true );
AddChild( fOpenButton );
DetectVolumes();
}
void ScanView::MessageReceived( BMessage * message )
{
switch( message->what )
{
case SCAN_RADIO:
{
if( fRadioDetected->Value() )
{
fField->SetEnabled( true );
fFolderControl->SetEnabled( false );
fBrowseButton->SetEnabled( false );
fOpenButton->SetEnabled( fPopUp->CountItems() > 0 );
}
else
{
fField->SetEnabled( false );
fFolderControl->SetEnabled( true );
fBrowseButton->SetEnabled( true );
fOpenButton->SetEnabled( true );
}
break;
}
case SCAN_BROWSE_BUTTON:
{
fFilePanel->Show();
break;
}
case B_REFS_RECEIVED:
{
entry_ref ref;
if( message->FindRef( "refs", 0, &ref ) == B_OK )
{
BPath * path = new BPath( &ref );
fFolderControl->SetText( path->Path() );
}
break;
}
case SCAN_OPEN:
{
if( fRadioDetected->Value() )
{
HBScanDevice( fHandle,
(char*) fPopUp->FindMarked()->Label(),
0 );
}
else
{
HBScanDevice( fHandle,
(char*) fFolderControl->Text(), 0 );
}
break;
}
default:
BView::MessageReceived( message );
}
}
void ScanView::UpdateIntf( HBStatus status, int modeChanged )
{
switch( status.mode )
{
case HB_MODE_SCANNING:
{
if( modeChanged )
{
fRadioDetected->SetEnabled( false );
fRadioFolder->SetEnabled( false );
fField->SetEnabled( false );
fFolderControl->SetEnabled( false );
fBrowseButton->SetEnabled( false );
fOpenButton->SetEnabled( false );
}
char string[1024]; memset( string, 0, 1024 );
if( !status.scannedTitle )
{
sprintf( string, "Opening device..." );
}
else
{
sprintf( string, "Scanning title %d...",
status.scannedTitle );
}
fStatusString->SetText( string );
break;
}
case HB_MODE_INVALID_DEVICE:
{
if( !modeChanged )
break;
fRadioDetected->SetEnabled( true );
fRadioFolder->SetEnabled( true );
if( fRadioDetected->Value() )
{
fField->SetEnabled( true );
fFolderControl->SetEnabled( false );
fBrowseButton->SetEnabled( false );
fOpenButton->SetEnabled( fPopUp->CountItems() > 0 );
}
else
{
fField->SetEnabled( false );
fFolderControl->SetEnabled( true );
fBrowseButton->SetEnabled( true );
fOpenButton->SetEnabled( true );
}
fStatusString->SetText( "Invalid volume." );
break;
}
default:
break;
}
}
void ScanView::DetectVolumes()
{
BVolumeRoster * roster = new BVolumeRoster();
BVolume * volume = new BVolume();
fs_info info;
int device;
device_geometry geometry;
/* Parse mounted volumes */
while( roster->GetNextVolume( volume ) == B_NO_ERROR )
{
/* open() and ioctl() for more informations */
fs_stat_dev( volume->Device(), &info );
if( ( device = open( info.device_name, O_RDONLY ) ) < 0 )
{
continue;
}
if( ioctl( device, B_GET_GEOMETRY, &geometry,
sizeof( geometry ) ) < 0 )
{
continue;
}
/* Get the volume name */
char volumeName[B_FILE_NAME_LENGTH];
volume->GetName( volumeName );
if( volume->IsReadOnly() && geometry.device_type == B_CD )
{
/* May be a DVD */
fPopUp->AddItem( new BMenuItem( info.device_name, NULL ) );
}
else if( geometry.device_type == B_DISK )
{
/* May be a hard drive. Look for VIDEO_TS folders on it */
BQuery * query = new BQuery();
if( query->SetVolume( volume ) != B_OK )
{
delete query;
continue;
}
if( query->SetPredicate( "name = VIDEO_TS.BUP" ) != B_OK )
{
delete query;
continue;
}
query->Fetch();
BEntry entry, parentEntry;
BPath path;
while( query->GetNextEntry( &entry ) == B_OK )
{
entry.GetParent( &parentEntry );
parentEntry.GetPath( &path );
fPopUp->AddItem( new BMenuItem( path.Path(), NULL ) );
}
delete query;
}
}
if( fPopUp->CountItems() > 0 )
{
fPopUp->ItemAt( 0 )->SetMarked( true );
fRadioDetected->SetValue( true );
fFolderControl->SetEnabled( false );
fBrowseButton->SetEnabled( false );
}
else
{
fRadioFolder->SetValue( true );
fField->SetEnabled( false );
}
}
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