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tdebindings/qtjava/javalib/examples/addressbook/ABCentralWidget.java

358 lines
9.8 KiB

/****************************************************************************
** $Id$
**
** Copyright ( C ) 1992-2000 Trolltech AS. All rights reserved.
**
** This file is part of an example program for Qt. This example
** program may be used, distributed and modified without limitation.
**
*****************************************************************************/
import org.kde.qt.*;
import java.util.*;
public class ABCentralWidget extends TQWidget
{
protected TQGridLayout mainGrid;
protected TQTabWidget tabWidget;
protected TQListView listView;
protected TQPushButton add, change, find;
protected TQLineEdit iFirstName, iLastName, iAddress, iEMail,
sFirstName, sLastName, sAddress, sEMail;
protected TQCheckBox cFirstName, cLastName, cAddress, cEMail;
public ABCentralWidget( TQWidget parent, String name )
{
super( parent, name );
mainGrid = new TQGridLayout( this, 2, 1, 5, 5 );
setupTabWidget();
setupListView();
mainGrid.setRowStretch( 0, 0 );
mainGrid.setRowStretch( 1, 1 );
}
public ABCentralWidget( TQWidget parent )
{
this(parent, null);
}
public void save( String filename )
{
if ( listView.firstChild() == null )
return;
TQFile f = new TQFile( filename );
if ( !f.open( TQIODevice.IO_WriteOnly ) )
return;
TQTextStream t = new TQTextStream( f );
Iterator it = listView.itemList().iterator();
while ( it.hasNext() ) {
TQListViewItem currentItem = (TQListViewItem) it.next();
for ( int i = 0; i < 4; i++ ) {
t.writeRawBytes( currentItem.text(i), currentItem.text(i).length() );
t.writeRawBytes( "\n", 1 );
}
}
f.close();
}
public void load( String filename )
{
listView.clear();
TQFile f = new TQFile( filename );
if ( !f.open( TQIODevice.IO_ReadOnly ) )
return;
TQTextStream t = new TQTextStream( f );
while ( !t.atEnd() ) {
TQListViewItem item = new TQListViewItem( listView );
for ( int i = 0; i < 4; i++ )
item.setText( i, t.readLine() );
}
f.close();
}
public void 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 );
}
public void setupListView()
{
listView = new TQListView( this );
listView.addColumn( "First Name" );
listView.addColumn( "Last Name" );
listView.addColumn( "Address" );
listView.addColumn( "E-Mail" );
listView.setSelectionMode( TQListView.Extended );
connect( listView, SIGNAL( "clicked( TQListViewItem )" ), this, SLOT( "itemSelected( TQListViewItem )" ) );
mainGrid.addWidget( listView, 1, 0 );
listView.setAllColumnsShowFocus( true );
}
public void addEntry()
{
if ( !iFirstName.text().equals("") || !iLastName.text().equals("") ||
!iAddress.text().equals("") || !iEMail.text().equals("") ) {
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( "" );
}
public void changeEntry()
{
TQListViewItem item = listView.currentItem();
if ( item != null &&
( !iFirstName.text().equals("") || !iLastName.text().equals("") ||
!iAddress.text().equals("") || !iEMail.text().equals("") ) ) {
item.setText( 0, iFirstName.text() );
item.setText( 1, iLastName.text() );
item.setText( 2, iAddress.text() );
item.setText( 3, iEMail.text() );
}
}
public void selectionChanged()
{
iFirstName.setText( "" );
iLastName.setText( "" );
iAddress.setText( "" );
iEMail.setText( "" );
}
public void itemSelected( TQListViewItem item )
{
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 ) );
}
public void toggleFirstName()
{
sFirstName.setText( "" );
if ( cFirstName.isChecked() ) {
sFirstName.setEnabled( true );
sFirstName.setFocus();
}
else
sFirstName.setEnabled( false );
}
public void toggleLastName()
{
sLastName.setText( "" );
if ( cLastName.isChecked() ) {
sLastName.setEnabled( true );
sLastName.setFocus();
}
else
sLastName.setEnabled( false );
}
public void toggleAddress()
{
sAddress.setText( "" );
if ( cAddress.isChecked() ) {
sAddress.setEnabled( true );
sAddress.setFocus();
}
else
sAddress.setEnabled( false );
}
public void toggleEMail()
{
sEMail.setText( "" );
if ( cEMail.isChecked() ) {
sEMail.setEnabled( true );
sEMail.setFocus();
}
else
sEMail.setEnabled( false );
}
public void findEntries()
{
if ( !cFirstName.isChecked() &&
!cLastName.isChecked() &&
!cAddress.isChecked() &&
!cEMail.isChecked() ) {
listView.clearSelection();
return;
}
Iterator it = listView.itemList().iterator();
while ( it.hasNext() ) {
TQListViewItem currentItem = (TQListViewItem) it.next();
boolean select = true;
if ( cFirstName.isChecked() ) {
if ( select && currentItem.text( 0 ).indexOf( sFirstName.text() ) != -1 )
select = true;
else
select = false;
}
if ( cLastName.isChecked() ) {
if ( select && currentItem.text( 1 ).indexOf( sLastName.text() ) != -1 )
select = true;
else
select = false;
}
if ( cAddress.isChecked() ) {
if ( select && currentItem.text( 2 ).indexOf( sAddress.text() ) != -1 )
select = true;
else
select = false;
}
if ( cEMail.isChecked() ) {
if ( select && currentItem.text( 3 ).indexOf( sEMail.text() ) != -1 )
select = true;
else
select = false;
}
if ( select )
currentItem.setSelected( true );
else
currentItem.setSelected( false );
currentItem.repaint();
}
}
}