1 #include <qpushbutton.h>

     2 #include <qapplication.h>

     3 #include <qvgroupbox.h>

     4 #include <qlayout.h>

     5 #include <qlineedit.h>

     6 #include <qlabel.h>

     7 #include <qregexp.h>

     8 #include "dbconfigureform.h"

     9 #include "inputfield.h"

    10 #include "inputcombo.h"

    11 #include <qvalidator.h>

    12 #include <qsqldatabase.h>

    13 #include <qcombobox.h>

    14 

    15 DBConfigureForm :: DBConfigureForm( Tdb_config *mydb_config,

    16 		QWidget *parent, const char *name )

    17 		: QDialog( parent, name, TRUE)

    18 {

    19 	QVBoxLayout *mainlayout = new QVBoxLayout( this ,10 );

    20 

    21 	// We store the pointer to the data we should set

    22 	db_config = mydb_config;

    23 

    24 	// Data InputFields

    25 	QVGroupBox *fields = new QVGroupBox( "Data", this );

    26 

    27 	host = new InputField( tr("Host:"), db_config->host, fields);

    28 	database = new InputField( tr("Database:"), db_config->database,

    29 			fields);

    30 	username = new InputField( tr("Username:"),

    31 			db_config->username, fields);

    32 	password = new InputField( tr("Password:"), db_config->password,

    33 			fields);

    34 	driver = new InputCombo( tr("Driver:"), QSqlDatabase::drivers(),

    35 			fields);

    36 

    37 	// Password echo mode for password input field.

    38 	password->qLineEdit()->setEchoMode(QLineEdit::Password);

    39 	// Set the default setting in driver combo

    40 	driver->qComboBox()->setCurrentText(db_config->driver);

    41 

    42 	mainlayout->addWidget( fields );

    43 

    44 

    45 	// Apply button

    46 	apply_button = new QPushButton( tr("Apply"), this,

    47 			"ApplyButton");

    48 	// Accept button

    49 	QPushButton *accept_button = new QPushButton( tr("Accept"), this,

    50 			"AcceptButton");

    51 	// Cancel button

    52 	QPushButton *cancel_button = new QPushButton( tr("Cancel"),

    53 			this, "CancelButton");

    54 

    55 	// Main form buttons

    56 	QHBoxLayout *buttons = new QHBoxLayout( mainlayout, 10 );

    57 	buttons->addWidget(apply_button);

    58 	buttons->addWidget(accept_button);

    59 	buttons->addWidget(cancel_button);

    60 

    61 	accept_button->setDefault(TRUE);

    62 

    63 	setCaption( tr("DB Configure Form") );

    64 

    65 	// Connects: buttons

    66 	connect( apply_button, SIGNAL(clicked()), this,

    67 			SLOT(updateVariables()) );

    68 	connect( accept_button, SIGNAL(clicked()), this,

    69 			SLOT(acceptChanges()) );

    70 	connect( cancel_button, SIGNAL(clicked()), this, SLOT(reject()) );

    71 

    72 	// Connects: textboxes

    73 	connect( host->qLineEdit(), SIGNAL(textChanged(const QString&)), this,

    74 			SLOT(setFormChanged()) );

    75 	connect( database->qLineEdit(), SIGNAL(textChanged(const QString&)),

    76 			this, SLOT(setFormChanged()) );

    77 	connect( username->qLineEdit(), SIGNAL(textChanged(const QString&)),

    78 			this, SLOT(setFormChanged()) );

    79 	connect( password->qLineEdit(), SIGNAL(textChanged(const QString&)),

    80 			this, SLOT(setFormChanged()) );

    81 	connect( driver->qComboBox(), SIGNAL(activated(int)),

    82 			this, SLOT(setFormChanged()) );

    83 

    84 	// Initial state of the form

    85 	setFormNoChanged();

    86 

    87 	// Validators for InputFields

    88 	host->qLineEdit()->setValidator(

    89 			new QRegExpValidator( QRegExp( "[0-9a-z_\\-\\.]*" ),

    90 			host->qLineEdit() ));

    91 	username->qLineEdit()->setValidator(

    92 			new QRegExpValidator( QRegExp( "[0-9a-zA-Z_\\-\\.]+" ),

    93 			host->qLineEdit() ));

    94 	password->qLineEdit()->setValidator(

    95 			new QRegExpValidator( QRegExp( "[0-9a-zA-Z_\\-\\.]*" ),

    96 			host->qLineEdit() ));

    97 	database->qLineEdit()->setValidator(

    98 			new QRegExpValidator( QRegExp( "[0-9a-zA-Z_\\-\\.]+" ),

    99 			host->qLineEdit() ));

   100 	

   101 }

   102 

   103 

   104 int DBConfigureForm :: updateVariables( )

   105 {

   106 	/*

   107 	// ** Check if data is correct. Don't let it end if sth's wrong.

   108 	if (host->text().find( QRegExp( "[^a-z_\\-\\.]" ) ) != -1 )

   109 	{

   110 		// *** A Message Box should be shown

   111 		qWarning("Host isn't good.");

   112 		return 1; // ERROR

   113 	}

   114 	*/

   115 

   116 	// Save data

   117 	db_config->host = host->text();

   118 	db_config->username = username->text();

   119 	db_config->database = database->text();

   120 	db_config->password = password->text();

   121 	db_config->driver = driver->text();

   122 

   123 	setFormNoChanged();

   124 

   125 	return 0;	// OK

   126 }

   127 

   128 void DBConfigureForm :: acceptChanges( )

   129 {

   130 	if (!updateVariables())

   131 		accept();

   132 }

   133 

   134 void DBConfigureForm :: setFormChanged()

   135 {

   136 	apply_button->setEnabled(true);

   137 }

   138 void DBConfigureForm :: setFormNoChanged()

   139 {

   140 	apply_button->setEnabled(false);

   141 }