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tqt3/examples/addressbook/centralwidget.cpp

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9.8 KiB

/****************************************************************************
**
** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
**
** This file is part of an example program for TQt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
#include "centralwidget.h"
#include <ntqtabwidget.h>
#include <ntqlistview.h>
#include <ntqlayout.h>
#include <ntqwidget.h>
#include <ntqlabel.h>
#include <ntqpushbutton.h>
#include <ntqlineedit.h>
#include <ntqlabel.h>
#include <ntqcheckbox.h>
#include <ntqfile.h>
#include <ntqtextstream.h>
ABCentralWidget::ABCentralWidget( TQWidget *parent, const char *name )
: TQWidget( parent, name )
{
mainGrid = new TQGridLayout( this, 2, 1, 5, 5 );
setupTabWidget();
setupListView();
mainGrid->setRowStretch( 0, 0 );
mainGrid->setRowStretch( 1, 1 );
}
void ABCentralWidget::save( const TQString &filename )
{
if ( !listView->firstChild() )
return;
TQFile f( filename );
if ( !f.open( IO_WriteOnly ) )
return;
TQTextStream t( &f );
t.setEncoding(TQTextStream::UnicodeUTF8);
TQListViewItemIterator it( listView );
for ( ; it.current(); ++it )
for ( unsigned int i = 0; i < 4; i++ )
t << it.current()->text( i ) << "\n";
f.close();
}
void ABCentralWidget::load( const TQString &filename )
{
listView->clear();
TQFile f( filename );
if ( !f.open( IO_ReadOnly ) )
return;
TQTextStream t( &f );
t.setEncoding(TQTextStream::UnicodeUTF8);
while ( !t.atEnd() ) {
TQListViewItem *item = new TQListViewItem( listView );
for ( unsigned int i = 0; i < 4; i++ )
item->setText( i, t.readLine() );
}
f.close();
}
void ABCentralWidget::setupTabWidget()
{
tabWidget = new TQTabWidget( this );
TQWidget *input = new TQWidget( tabWidget );
TQGridLayout *grid1 = new TQGridLayout( input, 2, 5, 5, 5 );
TQLabel *liFirstName = new TQLabel( "First &Name", input );
liFirstName->resize( liFirstName->sizeHint() );
grid1->addWidget( liFirstName, 0, 0 );
TQLabel *liLastName = new TQLabel( "&Last Name", input );
liLastName->resize( liLastName->sizeHint() );
grid1->addWidget( liLastName, 0, 1 );
TQLabel *liAddress = new TQLabel( "Add&ress", input );
liAddress->resize( liAddress->sizeHint() );
grid1->addWidget( liAddress, 0, 2 );
TQLabel *liEMail = new TQLabel( "&E-Mail", input );
liEMail->resize( liEMail->sizeHint() );
grid1->addWidget( liEMail, 0, 3 );
add = new TQPushButton( "A&dd", input );
add->resize( add->sizeHint() );
grid1->addWidget( add, 0, 4 );
connect( add, SIGNAL( clicked() ), this, SLOT( addEntry() ) );
iFirstName = new TQLineEdit( input );
iFirstName->resize( iFirstName->sizeHint() );
grid1->addWidget( iFirstName, 1, 0 );
liFirstName->setBuddy( iFirstName );
iLastName = new TQLineEdit( input );
iLastName->resize( iLastName->sizeHint() );
grid1->addWidget( iLastName, 1, 1 );
liLastName->setBuddy( iLastName );
iAddress = new TQLineEdit( input );
iAddress->resize( iAddress->sizeHint() );
grid1->addWidget( iAddress, 1, 2 );
liAddress->setBuddy( iAddress );
iEMail = new TQLineEdit( input );
iEMail->resize( iEMail->sizeHint() );
grid1->addWidget( iEMail, 1, 3 );
liEMail->setBuddy( iEMail );
change = new TQPushButton( "&Change", input );
change->resize( change->sizeHint() );
grid1->addWidget( change, 1, 4 );
connect( change, SIGNAL( clicked() ), this, SLOT( changeEntry() ) );
tabWidget->addTab( input, "&Add/Change Entry" );
// --------------------------------------
TQWidget *search = new TQWidget( this );
TQGridLayout *grid2 = new TQGridLayout( search, 2, 5, 5, 5 );
cFirstName = new TQCheckBox( "First &Name", search );
cFirstName->resize( cFirstName->sizeHint() );
grid2->addWidget( cFirstName, 0, 0 );
connect( cFirstName, SIGNAL( clicked() ), this, SLOT( toggleFirstName() ) );
cLastName = new TQCheckBox( "&Last Name", search );
cLastName->resize( cLastName->sizeHint() );
grid2->addWidget( cLastName, 0, 1 );
connect( cLastName, SIGNAL( clicked() ), this, SLOT( toggleLastName() ) );
cAddress = new TQCheckBox( "Add&ress", search );
cAddress->resize( cAddress->sizeHint() );
grid2->addWidget( cAddress, 0, 2 );
connect( cAddress, SIGNAL( clicked() ), this, SLOT( toggleAddress() ) );
cEMail = new TQCheckBox( "&E-Mail", search );
cEMail->resize( cEMail->sizeHint() );
grid2->addWidget( cEMail, 0, 3 );
connect( cEMail, SIGNAL( clicked() ), this, SLOT( toggleEMail() ) );
sFirstName = new TQLineEdit( search );
sFirstName->resize( sFirstName->sizeHint() );
grid2->addWidget( sFirstName, 1, 0 );
sLastName = new TQLineEdit( search );
sLastName->resize( sLastName->sizeHint() );
grid2->addWidget( sLastName, 1, 1 );
sAddress = new TQLineEdit( search );
sAddress->resize( sAddress->sizeHint() );
grid2->addWidget( sAddress, 1, 2 );
sEMail = new TQLineEdit( search );
sEMail->resize( sEMail->sizeHint() );
grid2->addWidget( sEMail, 1, 3 );
find = new TQPushButton( "F&ind", search );
find->resize( find->sizeHint() );
grid2->addWidget( find, 1, 4 );
connect( find, SIGNAL( clicked() ), this, SLOT( findEntries() ) );
cFirstName->setChecked( TRUE );
sFirstName->setEnabled( TRUE );
sLastName->setEnabled( FALSE );
sAddress->setEnabled( FALSE );
sEMail->setEnabled( FALSE );
tabWidget->addTab( search, "&Search" );
mainGrid->addWidget( tabWidget, 0, 0 );
}
void ABCentralWidget::setupListView()
{
listView = new TQListView( this );
listView->addColumn( "First Name" );
listView->addColumn( "Last Name" );
listView->addColumn( "Address" );
listView->addColumn( "E-Mail" );
listView->setSelectionMode( TQListView::Single );
connect( listView, SIGNAL( clicked( TQListViewItem* ) ), this, SLOT( itemSelected( TQListViewItem* ) ) );
mainGrid->addWidget( listView, 1, 0 );
listView->setAllColumnsShowFocus( TRUE );
}
void ABCentralWidget::addEntry()
{
if ( !iFirstName->text().isEmpty() || !iLastName->text().isEmpty() ||
!iAddress->text().isEmpty() || !iEMail->text().isEmpty() ) {
TQListViewItem *item = new TQListViewItem( listView );
item->setText( 0, iFirstName->text() );
item->setText( 1, iLastName->text() );
item->setText( 2, iAddress->text() );
item->setText( 3, iEMail->text() );
}
iFirstName->setText( "" );
iLastName->setText( "" );
iAddress->setText( "" );
iEMail->setText( "" );
}
void ABCentralWidget::changeEntry()
{
TQListViewItem *item = listView->currentItem();
if ( item &&
( !iFirstName->text().isEmpty() || !iLastName->text().isEmpty() ||
!iAddress->text().isEmpty() || !iEMail->text().isEmpty() ) ) {
item->setText( 0, iFirstName->text() );
item->setText( 1, iLastName->text() );
item->setText( 2, iAddress->text() );
item->setText( 3, iEMail->text() );
}
}
void ABCentralWidget::selectionChanged()
{
iFirstName->setText( "" );
iLastName->setText( "" );
iAddress->setText( "" );
iEMail->setText( "" );
}
void ABCentralWidget::itemSelected( TQListViewItem *item )
{
if ( !item )
return;
item->setSelected( TRUE );
item->repaint();
iFirstName->setText( item->text( 0 ) );
iLastName->setText( item->text( 1 ) );
iAddress->setText( item->text( 2 ) );
iEMail->setText( item->text( 3 ) );
}
void ABCentralWidget::toggleFirstName()
{
sFirstName->setText( "" );
if ( cFirstName->isChecked() ) {
sFirstName->setEnabled( TRUE );
sFirstName->setFocus();
}
else
sFirstName->setEnabled( FALSE );
}
void ABCentralWidget::toggleLastName()
{
sLastName->setText( "" );
if ( cLastName->isChecked() ) {
sLastName->setEnabled( TRUE );
sLastName->setFocus();
}
else
sLastName->setEnabled( FALSE );
}
void ABCentralWidget::toggleAddress()
{
sAddress->setText( "" );
if ( cAddress->isChecked() ) {
sAddress->setEnabled( TRUE );
sAddress->setFocus();
}
else
sAddress->setEnabled( FALSE );
}
void ABCentralWidget::toggleEMail()
{
sEMail->setText( "" );
if ( cEMail->isChecked() ) {
sEMail->setEnabled( TRUE );
sEMail->setFocus();
}
else
sEMail->setEnabled( FALSE );
}
void ABCentralWidget::findEntries()
{
if ( !cFirstName->isChecked() &&
!cLastName->isChecked() &&
!cAddress->isChecked() &&
!cEMail->isChecked() ) {
listView->clearSelection();
return;
}
TQListViewItemIterator it( listView );
for ( ; it.current(); ++it ) {
bool select = TRUE;
if ( cFirstName->isChecked() ) {
if ( select && it.current()->text( 0 ).contains( sFirstName->text() ) )
select = TRUE;
else
select = FALSE;
}
if ( cLastName->isChecked() ) {
if ( select && it.current()->text( 1 ).contains( sLastName->text() ) )
select = TRUE;
else
select = FALSE;
}
if ( cAddress->isChecked() ) {
if ( select && it.current()->text( 2 ).contains( sAddress->text() ) )
select = TRUE;
else
select = FALSE;
}
if ( cEMail->isChecked() ) {
if ( select && it.current()->text( 3 ).contains( sEMail->text() ) )
select = TRUE;
else
select = FALSE;
}
if ( select )
it.current()->setSelected( TRUE );
else
it.current()->setSelected( FALSE );
it.current()->repaint();
}
}