gotopagedialog.cpp

基于qt2的电子书

/****************************************************************************
** Form implementation generated from reading ui file 'gotopagedialog.ui'
**
** Created: 日  7月 22 15:28:27 2007
**      by: The User Interface Compiler ($Id: qt/main.cpp   3.3.2   edited Nov 24 13:47 $)
**
** WARNING! All changes made in this file will be lost!
****************************************************************************/

#include "gotopagedialog.h"

#include <qvariant.h>
#include <qpushbutton.h>
#include <qlabel.h>
#include <qlineedit.h>
#include <qlayout.h>
#include <qtooltip.h>
#include <qwhatsthis.h>
#include <qvalidator.h>

/*
 *  Constructs a Gotopagedialog as a child of 'parent', with the
 *  name 'name' and widget flags set to 'f'.
 *
 *  The dialog will by default be modeless, unless you set 'modal' to
 *  TRUE to construct a modal dialog.
 */
Gotopagedialog::Gotopagedialog( QWidget* parent, const char* name, bool modal, WFlags fl )
    : QDialog( parent, name, modal, fl )
{
    if ( !name )
	setName( "Gotopagedialog" );
   
    label = new QLabel( this, "label" );
    label->setGeometry( 12, 13, 46, 25 );

    lineEdit = new QLineEdit( this, "lineEdit" );
    lineEdit->setGeometry( 64, 13, 142, 25 );

    okButton = new QPushButton( this, "okButton" );
	okButton->setGeometry( 36, 47, 82, 30 );
    okButton->setEnabled( FALSE );
    okButton->setDefault( TRUE );

    cancelButton = new QPushButton( this, "cancelButton" );
    cancelButton->setGeometry( 124, 47, 82, 30 );
	
    languageChange();
    resize( QSize(218, 80).expandedTo(minimumSizeHint()) );
    clearWState( WState_Polished );

    // signals and slots connections
    connect( okButton, SIGNAL( clicked() ), this, SLOT( accept() ) );
    connect( cancelButton, SIGNAL( clicked() ), this, SLOT( reject() ) );
    connect( lineEdit, SIGNAL( textChanged(const QString&) ), this, SLOT( enableOkButton() ) );

    // buddies
    label->setBuddy( lineEdit );
	init();
}

/*
 *  Destroys the object and frees any allocated resources
 */
Gotopagedialog::~Gotopagedialog()
{
    // no need to delete child widgets, Qt does it all for us
}

/*
 *  Sets the strings of the subwidgets using the current
 *  language.
 */

void Gotopagedialog::init()
{
    //QRegExp regExp("[1-9][0-9]{0,8}");
    lineEdit->setValidator(new QIntValidator(1, 9999, this));
}
void Gotopagedialog::languageChange()
{
    setCaption( tr( "GotoPage" ) );
    label->setText( tr( "Page:" ) );
    okButton->setText( tr( "ok" ) );
    cancelButton->setText( tr( "cancel" ) );
}

void Gotopagedialog::enableOkButton()
{
    //qWarning( "Gotopagedialog::enableOkButton(): Not implemented yet" );
	okButton->setEnabled( TRUE );  //lineEdit->hasAcceptableInput()
}