Source Code (Use browser search to find items of interest.)

kpresenter'BackDia (./koffice/kpresenter/backdia.h:75)

class BackDia : public QDialog
{
    Q_OBJECT

public:
    BackDia( QWidget* parent, const char* name,
	     BackType backType, const QColor &backColor1,
	     const QColor &backColor2, BCType _bcType,
	     const QString &backPic, const QDateTime &picLM,
	     const QString &backClip, const QDateTime &clipLM,
	     BackView backPicView, bool _unbalanced,
	     int _xfactor, int _yfactor, KPresenterDoc *doc );

    QColor getBackColor1();
    QColor getBackColor2();
    BCType getBackColorType();
    BackType getBackType();
    QString getBackPixFilename();
    QString getBackClipFilename();
    BackView getBackView();
    bool getBackUnbalanced();
    int getBackXFactor();
    int getBackYFactor();

protected:
    void showEvent( QShowEvent *e );
    
private:
    QLabel *lPicName, *picPreview, *lClipName;
    QCheckBox *unbalanced;
    QComboBox *cType, *backCombo, *picView;
    QPushButton *okBut, *applyBut, *applyGlobalBut, *cancelBut;
    QPushButton *picChoose, *clipChoose;
    KColorButton *color1Choose, *color2Choose;
    QSlider *xfactor, *yfactor;
    QString chosenPic;
    QString chosenClip;
    BackPreview *preview;
    bool picChanged, clipChanged, lockUpdate;
    QDateTime picLastModified, clipLastModified;
    
private slots:
    void selectPic();
    void selectClip();
    void updateConfiguration();

    void Ok() { emit backOk( FALSE ); }
    void Apply() { emit backOk( FALSE ); }
    void ApplyGlobal() { emit backOk( TRUE ); }

signals:
    void backOk( bool );

};

kpresenter'BackDia::BackDia() (./koffice/kpresenter/backdia.cc:93)

BackDia::BackDia( QWidget* parent, const char* name,
		  BackType backType, const QColor &backColor1,
		  const QColor &backColor2, BCType _bcType,
		  const QString &backPic, const QDateTime &picLM,
		  const QString &backClip, const QDateTime &clipLM,
		  BackView backPicView, bool _unbalanced,
		  int _xfactor, int _yfactor, KPresenterDoc *doc )
    : QDialog( parent, name, true ), picLastModified( picLM ), clipLastModified( clipLM )
{
    lockUpdate = TRUE;
    QVBoxLayout *layout = new QVBoxLayout( this );
    layout->setMargin( 5 );
    layout->setSpacing( 5 );
    QHBoxLayout *hbox = new QHBoxLayout( layout );
    hbox->setSpacing( 5 );
    QVBoxLayout *vbox = new QVBoxLayout( hbox );
    vbox->setSpacing( 5 );

    vbox->addWidget( new QLabel( i18n( "Background Type:" ), this ) );

    backCombo = new QComboBox( FALSE, this );
    backCombo->insertItem( i18n( "Color/Gradient" ) );
    backCombo->insertItem( i18n( "Picture" ) );
    backCombo->insertItem( i18n( "Clipart" ) );
    backCombo->setCurrentItem( (int)backType );
    connect( backCombo, SIGNAL( activated( int ) ),
	     this, SLOT( updateConfiguration() ) );

    vbox->addWidget( backCombo );

    QTabWidget *tabWidget = new QTabWidget( this );
    vbox->addWidget( tabWidget );

    // color/gradient tab ---------------

    QVBox *colorTab = new QVBox( tabWidget );
    colorTab->setSpacing( 5 );
    colorTab->setMargin( 5 );

    color1Choose = new KColorButton( backColor1, colorTab );
    connect( color1Choose, SIGNAL( changed( const QColor& ) ),
	     this, SLOT( updateConfiguration() ) );

    color2Choose = new KColorButton( backColor2, colorTab );
    connect( color2Choose, SIGNAL( changed( const QColor& ) ),
	     this, SLOT( updateConfiguration() ) );

    cType = new QComboBox( FALSE, colorTab );
    cType->insertItem( i18n( "Plain" ), -1 );
    cType->insertItem( i18n( "Horizontal Gradient" ), -1 );
    cType->insertItem( i18n( "Vertical Gradient" ), -1 );
    cType->insertItem( i18n( "Diagonal Gradient 1" ), -1 );
    cType->insertItem( i18n( "Diagonal Gradient 2" ), -1 );
    cType->insertItem( i18n( "Circle Gradient" ), -1 );
    cType->insertItem( i18n( "Rectangle Gradient" ), -1 );
    cType->insertItem( i18n( "PipeCross Gradient" ), -1 );
    cType->insertItem( i18n( "Pyramid Gradient" ), -1 );
    cType->setCurrentItem( _bcType );
    connect( cType, SIGNAL( activated( int ) ),
	     this, SLOT( updateConfiguration() ) );

    unbalanced = new QCheckBox( i18n( "Unbalanced" ), colorTab );
    connect( unbalanced, SIGNAL( clicked() ),
	     this, SLOT( updateConfiguration() ) );
    unbalanced->setChecked( _unbalanced );

    (void)new QLabel( i18n( "X-Factor:" ), colorTab );

    xfactor = new QSlider( -200, 200, 1, 100, QSlider::Horizontal, colorTab );
    connect( xfactor, SIGNAL( valueChanged( int ) ),
	     this, SLOT( updateConfiguration() ) );
    xfactor->setValue( _xfactor );

    (void)new QLabel( i18n( "Y-Factor:" ), colorTab );

    yfactor = new QSlider( -200, 200, 1, 100, QSlider::Horizontal, colorTab );
    connect( yfactor, SIGNAL( valueChanged( int ) ),
	     this, SLOT( updateConfiguration() ) );
    yfactor->setValue( _yfactor );

    tabWidget->addTab( colorTab, i18n( "&Color/Gradient" ) );

    // picture tab ---------------------

    QVBox *picTab = new QVBox( tabWidget );
    picTab->setSpacing( 5 );
    picTab->setMargin( 5 );

    QLabel *l = new QLabel( i18n( "View Mode:" ), picTab );
    l->setFixedHeight( l->sizeHint().height() );

    picView = new QComboBox( FALSE, picTab );
    picView->insertItem( i18n( "Zoomed" ) );
    picView->insertItem( i18n( "Centered" ) );
    picView->insertItem( i18n( "Tiled" ) );
    picView->setCurrentItem( (int)backPicView );
    connect( picView, SIGNAL( activated( int ) ),
	     this, SLOT( updateConfiguration() ) );

    picChoose = new QPushButton( i18n( "Choose Picture..." ), picTab, "picChoose" );
    connect( picChoose, SIGNAL( clicked() ),
	     this, SLOT( selectPic() ) );

    if ( backPic )
	chosenPic = backPic;
    else
	chosenPic = QString::null;

    lPicName = new QLabel( picTab, "picname" );
    lPicName->setFrameStyle( QFrame::Panel | QFrame::Sunken );
    if ( !backPic.isEmpty() )
	lPicName->setText( backPic );
    else
	lPicName->setText( i18n( "No Picture" ) );
    lPicName->setFixedHeight( lPicName->sizeHint().height() );

    (void)new QWidget( picTab );

    tabWidget->addTab( picTab, i18n( "&Picture" ) );

    // clipart tab--------------------------

    QVBox *clipTab = new QVBox( tabWidget );
    clipTab->setSpacing( 5 );
    clipTab->setMargin( 5 );

    clipChoose = new QPushButton( i18n( "Choose Clipart..." ), clipTab, "clipChoose" );
    connect( clipChoose, SIGNAL( clicked() ),
	     this, SLOT( selectClip() ) );

    if ( !backClip.isEmpty() )
	chosenClip = backClip;

    lClipName = new QLabel( clipTab, "clipname" );
    lClipName->setFrameStyle( QFrame::Panel | QFrame::Sunken );
    if ( !backClip.isEmpty() )
	lClipName->setText( backClip );
    else
	lClipName->setText( i18n( "No Clipart" ) );
    lClipName->setFixedHeight( lClipName->sizeHint().height() );

    (void)new QWidget( clipTab );

    tabWidget->addTab( clipTab, i18n( "Clip&art" ) );

    // ------------------------ preview

    preview = new BackPreview( this, doc );
    hbox->addWidget( preview );

    // ------------------------ buttons

    KButtonBox *bb = new KButtonBox( this );
    bb->addStretch();

    okBut = bb->addButton( i18n( "&OK" ) );
    applyGlobalBut = bb->addButton( i18n( "Apply &Global" ) );
    applyBut = bb->addButton( i18n( "&Apply" ) );
    cancelBut = bb->addButton( i18n( "&Close" ) );
    okBut->setDefault( true );

    connect( okBut, SIGNAL( clicked() ),
	     this, SLOT( Ok() ) );
    connect( applyBut, SIGNAL( clicked() ),
	     this, SLOT( Apply() ) );
    connect( applyGlobalBut, SIGNAL( clicked() ),
	     this, SLOT( ApplyGlobal() ) );
    connect( cancelBut, SIGNAL( clicked() ),
	     this, SLOT( reject() ) );
    connect( okBut, SIGNAL( clicked() ),
	     this, SLOT( accept() ) );
    bb->layout();

    layout->addWidget( bb );

    picChanged = clipChanged = TRUE;
    lockUpdate = FALSE;
    updateConfiguration();
}

/*=============================================================*/

kpresenter'BackDia::showEvent() (./koffice/kpresenter/backdia.cc:274)

void BackDia::showEvent( QShowEvent *e )
{
    QDialog::showEvent( e );
    lockUpdate = FALSE;
    updateConfiguration();
}

/*=============================================================*/

kpresenter'BackDia::updateConfiguration() (./koffice/kpresenter/backdia.cc:282)

void BackDia::updateConfiguration()
{
    if ( lockUpdate )
	return;

    if ( getBackColorType() == BCT_PLAIN ) {
	unbalanced->setEnabled( FALSE );
	xfactor->setEnabled( FALSE );
	yfactor->setEnabled( FALSE );
	color2Choose->setEnabled( FALSE );
    } else {
	unbalanced->setEnabled( TRUE );
	if ( unbalanced->isChecked() ) {
	    xfactor->setEnabled( TRUE );
	    yfactor->setEnabled( TRUE );
	} else {
	    xfactor->setEnabled( FALSE );
	    yfactor->setEnabled( FALSE );
	}
	color2Choose->setEnabled( TRUE );
    }

    picChanged = getBackType() == BT_PICTURE;
    clipChanged = getBackType() == BT_CLIPART;
    preview->backGround()->setBackType( getBackType() );
    preview->backGround()->setBackView( getBackView() );
    preview->backGround()->setBackColor1( getBackColor1() );
    preview->backGround()->setBackColor2( getBackColor2() );
    preview->backGround()->setBackColorType( getBackColorType() );
    preview->backGround()->setBackUnbalanced( getBackUnbalanced() );
    preview->backGround()->setBackXFactor( getBackXFactor() );
    preview->backGround()->setBackYFactor( getBackYFactor() );
    if ( !chosenPic.isEmpty() && picChanged )
	preview->backGround()->setBackPixmap( getBackPixFilename(), picLastModified );
    if ( !chosenClip.isEmpty() && clipChanged )
	preview->backGround()->setBackClipFilename( getBackClipFilename(), clipLastModified );
    preview->backGround()->setBackType( getBackType() );
    if ( preview->isVisible() && isVisible() ) {
	preview->backGround()->restore();
	preview->repaint( FALSE );
    }

    picChanged = clipChanged = FALSE;
}

/*=============================================================*/

kpresenter'BackDia::getBackType() (./koffice/kpresenter/backdia.cc:328)

BackType BackDia::getBackType()
{
    return (BackType)backCombo->currentItem();
}

/*=============================================================*/

kpresenter'BackDia::getBackView() (./koffice/kpresenter/backdia.cc:334)

BackView BackDia::getBackView()
{
    return (BackView)picView->currentItem();
}

/*=============================================================*/

kpresenter'BackDia::getBackColor1() (./koffice/kpresenter/backdia.cc:340)

QColor BackDia::getBackColor1()
{
    return color1Choose->color();
}

/*=============================================================*/

kpresenter'BackDia::getBackColor2() (./koffice/kpresenter/backdia.cc:346)

QColor BackDia::getBackColor2()
{
    return color2Choose->color();
}

/*=============================================================*/

kpresenter'BackDia::getBackColorType() (./koffice/kpresenter/backdia.cc:352)

BCType BackDia::getBackColorType()
{
    return (BCType)cType->currentItem();
}

/*=============================================================*/

kpresenter'BackDia::getBackPixFilename() (./koffice/kpresenter/backdia.cc:358)

QString BackDia::getBackPixFilename()
{
    return chosenPic;
}

/*=============================================================*/

kpresenter'BackDia::getBackClipFilename() (./koffice/kpresenter/backdia.cc:364)

QString BackDia::getBackClipFilename()
{
    return chosenClip;
}

/*=============================================================*/

kpresenter'BackDia::getBackUnbalanced() (./koffice/kpresenter/backdia.cc:370)

bool BackDia::getBackUnbalanced()
{
    return unbalanced->isChecked();
}

/*=============================================================*/

kpresenter'BackDia::getBackXFactor() (./koffice/kpresenter/backdia.cc:376)

int BackDia::getBackXFactor()
{
    return xfactor->value();
}

/*=============================================================*/

kpresenter'BackDia::getBackYFactor() (./koffice/kpresenter/backdia.cc:382)

int BackDia::getBackYFactor()
{
    return yfactor->value();
}


/*=============================================================*/

kpresenter'BackDia::selectPic() (./koffice/kpresenter/backdia.cc:389)

void BackDia::selectPic()
{
    KURL url;
    KFileDialog fd( QString::null, 
  //i18n( "Pictures (*.gif *.png *.jpg *.jpeg *.xpm *.bmp)\nAll files (*)" )
    KImageIO::pattern(KImageIO::Reading), 0, 0, TRUE );
    //fd.setPreviewMode( FALSE, TRUE );
    fd.setPreviewWidget( new Preview( &fd ) );
    //fd.setViewMode( QFileDialog::ListView | QFileDialog::PreviewContents );
    if ( fd.exec() == QDialog::Accepted )
    {
	url = fd.selectedURL();
/*
        if (!url.isLocalFile())
        {
          KMessageBox::sorry( 0, i18n("Remote URLs not supported") );
          return;
        }
	chosenPic = url.path();
*/
        chosenPic = QString::null;
        if (!KIO::NetAccess::download( url, chosenPic ))
          return;
	lPicName->setText( url.decodedURL() );
	backCombo->setCurrentItem( 1 );
	picChanged = TRUE;
	picLastModified = QDateTime();
	updateConfiguration();
        // Problem : when to remove the temp file ?
    }
}

/*=============================================================*/

kpresenter'BackDia::selectClip() (./koffice/kpresenter/backdia.cc:422)

void BackDia::selectClip()
{
    KURL url;
    KFileDialog fd( QString::null, i18n( "Windows Metafiles (*.wmf)" ), 0, 0, TRUE );
    //fd.setPreviewMode( FALSE, TRUE );
    fd.setPreviewWidget( new Preview( &fd ) );
    //fd.setViewMode( QFileDialog::ListView | QFileDialog::PreviewContents );
    if ( fd.exec() == QDialog::Accepted )
    {
        url = fd.selectedURL();
        chosenClip = QString::null;
        if (!KIO::NetAccess::download( url, chosenClip ))
          return;
        lClipName->setText( url.decodedURL() );
	backCombo->setCurrentItem( 2 );
	clipChanged = TRUE;
	clipLastModified = QDateTime();
	updateConfiguration();
        // Problem : when to remove the temp file ?
    }
}