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/****************************************************************************
** Form implementation generated from reading ui file 'book.ui'
**
** Created: Wed Aug 8 03:34:02 2001
** by: The User Interface Compiler (uic)
**
** WARNING! All changes made in this file will be lost!
****************************************************************************/
import org.kde.qt.*;
public class BookForm extends TQWidget {
TQDataTable AuthorDataTable;
TQDataTable BookDataTable;
TQPushButton connectButton;
TQPushButton editButton;
TQGridLayout BookFormLayout;
TQSizePolicy policy_1;
TQSizePolicy policy_2;
TQSpacerItem spacer;
TQSpacerItem spacer_2;
TQSqlCursor authorCursor;
TQSqlCursor bookCursor;
/*
* Constructs a BookForm which is a child of 'parent', with the
* name 'name' and widget flags set to 'f'
*/
BookForm( TQWidget parent, String name, int fl )
{
super( parent, name, fl );
if ( name == null )
setName( "BookForm" );
resize( 478, 498 );
setCaption( trUtf8( "Book" ) );
BookFormLayout = new TQGridLayout( this );
BookFormLayout.setSpacing( 6 );
BookFormLayout.setMargin( 11 );
AuthorDataTable = new TQDataTable( this, "AuthorDataTable" );
AuthorDataTable.addColumn( "surname", trUtf8( "Surname", "" ) );
AuthorDataTable.addColumn( "forename", trUtf8( "Forename", "" ) );
AuthorDataTable.setSorting( true );
AuthorDataTable.setConfirmDelete( true );
AuthorDataTable.setSort( new String[] { "surname ASC", "forename ASC" } );
BookFormLayout.addMultiCellWidget( AuthorDataTable, 1, 1, 0, 2 );
spacer = new TQSpacerItem( 20, 20, TQSizePolicy.Expanding, TQSizePolicy.Minimum );
BookFormLayout.addMultiCell( spacer, 0, 0, 1, 2 );
BookDataTable = new TQDataTable( this, "BookDataTable" );
BookDataTable.addColumn( "title", trUtf8( "Title", "" ) );
BookDataTable.addColumn( "price", trUtf8( "Price", "" ) );
BookDataTable.addColumn( "notes", trUtf8( "Notes", "" ) );
BookDataTable.setReadOnly( true );
BookDataTable.setSorting( true );
BookDataTable.setSort( new String[] { "title ASC" } );
BookFormLayout.addMultiCellWidget( BookDataTable, 2, 2, 0, 2 );
spacer_2 = new TQSpacerItem( 20, 20, TQSizePolicy.Expanding, TQSizePolicy.Minimum );
BookFormLayout.addMultiCell( spacer_2, 3, 3, 0, 1 );
connectButton = new TQPushButton( this, "connectButton" );
policy_1 = new TQSizePolicy( (int)0, (int)0, connectButton.sizePolicy().hasHeightForWidth() );
connectButton.setSizePolicy( policy_1 );
connectButton.setText( trUtf8( "&Connect..." ) );
BookFormLayout.addWidget( connectButton, 0, 0 );
editButton = new TQPushButton( this, "editButton" );
editButton.setEnabled( false );
policy_2 = new TQSizePolicy( (int)0, (int)0, editButton.sizePolicy().hasHeightForWidth() );
editButton.setSizePolicy( policy_2 );
editButton.setText( trUtf8( "&Edit Books" ) );
BookFormLayout.addWidget( editButton, 3, 2 );
// database support
// signals and slots connections
connect( editButton, SIGNAL( "clicked()" ), this, SLOT( "editClicked()" ) );
connect( AuthorDataTable, SIGNAL( "primeInsert(TQSqlRecord)" ), this, SLOT( "primeInsertAuthor(TQSqlRecord)" ) );
connect( AuthorDataTable, SIGNAL( "currentChanged(TQSqlRecord)" ), this, SLOT( "newCurrentAuthor(TQSqlRecord)" ) );
connect( connectButton, SIGNAL( "clicked()" ), this, SLOT( "connectClicked()" ) );
// tab order
setTabOrder( connectButton, editButton );
init();
}
BookForm( TQWidget parent, String name )
{
this(parent, name, 0);
}
BookForm( TQWidget parent )
{
this(parent, null, 0);
}
BookForm( )
{
this(null, null, 0);
}
void init()
{
}
public void destroy()
{
}
void editClicked()
{
EditBookForm dialog = new EditBookForm( this, "Edit Book Form", true, 0 );
TQSqlCursor cur = new TQSqlCursor( "book" );
dialog.BookDataBrowser.setSqlCursor( cur );
dialog.BookDataBrowser.setFilter( BookDataTable.filter() );
String[] sort = new String[BookDataTable.sort().size()];
sort = (String[]) BookDataTable.sort().toArray(sort);
dialog.BookDataBrowser.setSort(TQSqlIndex.fromStringList(
sort, cur ) );
dialog.BookDataBrowser.refresh();
int i = BookDataTable.currentRow();
if ( i == -1 ) i = 0; // Always use the first row
dialog.BookDataBrowser.seek( i );
dialog.exec();
dialog = null;
BookDataTable.refresh();
}
void connectClicked()
{
boolean ok = false;
ConnectDialog dialog = new ConnectDialog( this, "Connect", true, 0 );
String[] drivers = new String[TQSqlDatabase.drivers().size()];;
drivers = (String[]) TQSqlDatabase.drivers().toArray(drivers);
dialog.comboDriver.insertStringList( drivers );
dialog.editDatabase.setText( "book" );
if ( dialog.exec() == TQDialog.Accepted ) {
// TQSqlDatabase.removeDatabase( TQSqlDatabase.defaultConnection() );
TQSqlDatabase db = TQSqlDatabase.addDatabase( dialog.comboDriver.currentText() );
db.setDatabaseName( dialog.editDatabase.text() );
db.setUserName( dialog.editUsername.text() );
db.setPassword( dialog.editPassword.text() );
db.setHostName( dialog.editHostname.text() );
if ( !db.open() ) {
//## warning?
ok= false;
} else
ok = true;
}
if ( !ok ) {
editButton.setEnabled( false );
BookDataTable.setSqlCursor( (TQSqlCursor) null );
AuthorDataTable.setSqlCursor( (TQSqlCursor) null );
} else {
editButton.setEnabled( true );
authorCursor = new TQSqlCursor( "author" );
AuthorDataTable.setSqlCursor( authorCursor, false, true );
bookCursor = new TQSqlCursor( "book" );
BookDataTable.setSqlCursor( bookCursor, false, true );
AuthorDataTable.refresh( TQDataTable.RefreshAll );
BookDataTable.refresh( TQDataTable.RefreshAll );
}
dialog = null;
}
void newCurrentAuthor(TQSqlRecord author)
{
BookDataTable.setFilter( "authorid=" + author.value( "id" ).toString() );
BookDataTable.refresh();
}
void primeInsertAuthor(TQSqlRecord buffer)
{
TQSqlQuery q = new TQSqlQuery();
q.exec( "UPDATE sequence SET sequence = sequence + 1 WHERE tablename='author';" );
q.exec( "SELECT sequence FROM sequence WHERE tablename='author';" );
if ( q.next() ) {
buffer.setValue( "id", q.value( 0 ) );
}
}
}
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