slideshowdialog.cpp

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

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#include "slideshowdialog.h"

#include <qlayout.h>

SlideShowDialog::SlideShowDialog( QWidget* parent, const char* name, bool modal,
    WFlags f )
    : QDialog( parent, name, modal, f )
{
#define LAYOUT_MARGIN 5
#define LAYOUT_SPACING 4
#define PAUSE_MIN 5
#define PAUSE_MAX 60

    setCaption( tr( "Slide Show" ) );

    QVBoxLayout *vbox = new QVBoxLayout( this, LAYOUT_MARGIN, LAYOUT_SPACING );
    vbox->addStretch();
    
    // Construct pause between images label and slider
    slide_length_label = new QLabel( this );
    vbox->addWidget( slide_length_label );
    slide_length_slider = new QSlider( Qt::Horizontal, this );
    vbox->addWidget( slide_length_slider );
    connect( slide_length_slider, SIGNAL( valueChanged( int ) ),
        this, SLOT( updateSlideLengthLabel( int ) ) );
    slide_length_slider->setMinValue( PAUSE_MIN );
    slide_length_slider->setMaxValue( PAUSE_MAX ); 
    
    // Construct display image name label and check box
    display_name_check = new QCheckBox( tr( "Display names" ), this );
    vbox->addWidget( display_name_check );
    
    // Construct loop through label and check box
    loop_through_check = new QCheckBox( tr( "Loop through" ), this );
    vbox->addWidget( loop_through_check );
    
    vbox->addStretch();
}