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- /****************************************************************************
- ** $Id: qt/buttongroups.cpp 3.0.3 edited Dec 7 16:21 $
- **
- ** 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.
- **
- *****************************************************************************/
-
- #include "buttongroups.h"
-
- #include <qbuttongroup.h>
- #include <qlayout.h>
- #include <qradiobutton.h>
- #include <qcheckbox.h>
- #include <qgroupbox.h>
- #include <qpushbutton.h>
-
- /*
- * Constructor
- *
- * Creates all child widgets of the ButtonGroups window
- */
-
- ButtonsGroups::ButtonsGroups( QWidget *parent, const char *name )
- : QWidget( parent, name )
- {
- // Create Widgets which allow easy layouting
- QVBoxLayout *vbox = new QVBoxLayout( this );
- QHBoxLayout *box1 = new QHBoxLayout( vbox );
- QHBoxLayout *box2 = new QHBoxLayout( vbox );
-
- // ------- first group
-
- // Create an exclusive button group
- QButtonGroup *bgrp1 = new QButtonGroup( 1, QGroupBox::Horizontal, "Button Group &1 (exclusive)", this);
- box1->addWidget( bgrp1 );
- bgrp1->setExclusive( TRUE );
-
- // insert 3 radiobuttons
- QRadioButton *rb11 = new QRadioButton( "&Radiobutton 1", bgrp1 );
- rb11->setChecked( TRUE );
- (void)new QRadioButton( "R&adiobutton 2", bgrp1 );
- (void)new QRadioButton( "Ra&diobutton 3", bgrp1 );
-
- // ------- second group
-
- // Create a non-exclusive buttongroup
- QButtonGroup *bgrp2 = new QButtonGroup( 1, QGroupBox::Horizontal, "Button Group &2 (non-exclusive)", this );
- box1->addWidget( bgrp2 );
- bgrp2->setExclusive( FALSE );
-
- // insert 3 checkboxes
- (void)new QCheckBox( "&Checkbox 1", bgrp2 );
- QCheckBox *cb12 = new QCheckBox( "C&heckbox 2", bgrp2 );
- cb12->setChecked( TRUE );
- QCheckBox *cb13 = new QCheckBox( "Triple &State Button", bgrp2 );
- cb13->setTristate( TRUE );
- cb13->setChecked( TRUE );
-
- // ------------ third group
-
- // create a buttongroup which is exclusive for radiobuttons and non-exclusive for all other buttons
- QButtonGroup *bgrp3 = new QButtonGroup( 1, QGroupBox::Horizontal, "Button Group &3 (Radiobutton-exclusive)", this );
- box2->addWidget( bgrp3 );
- bgrp3->setRadioButtonExclusive( TRUE );
-
- // insert three radiobuttons
- rb21 = new QRadioButton( "Rad&iobutton 1", bgrp3 );
- rb22 = new QRadioButton( "Radi&obutton 2", bgrp3 );
- rb23 = new QRadioButton( "Radio&button 3", bgrp3 );
- rb23->setChecked( TRUE );
-
- // insert a checkbox...
- state = new QCheckBox( "E&nable Radiobuttons", bgrp3 );
- state->setChecked( TRUE );
- // ...and connect its SIGNAL clicked() with the SLOT slotChangeGrp3State()
- connect( state, SIGNAL( clicked() ), this, SLOT( slotChangeGrp3State() ) );
-
- // ------------ fourth group
-
- // create a groupbox which layouts its childs in a columns
- QGroupBox *bgrp4 = new QButtonGroup( 1, QGroupBox::Horizontal, "Groupbox with &normal buttons", this );
- box2->addWidget( bgrp4 );
-
- // insert three pushbuttons...
- (void)new QPushButton( "&Push Button", bgrp4 );
- QPushButton *tb2 = new QPushButton( "&Toggle Button", bgrp4 );
- QPushButton *tb3 = new QPushButton( "&Flat Button", bgrp4 );
-
- // ... and make the second one a toggle button
- tb2->setToggleButton( TRUE );
- tb2->setOn( TRUE );
-
- // ... and make the third one a flat button
- tb3->setFlat(TRUE);
- }
-
- /*
- * SLOT slotChangeGrp3State()
- *
- * enables/disables the radiobuttons of the third buttongroup
- */
-
- void ButtonsGroups::slotChangeGrp3State()
- {
- rb21->setEnabled( state->isChecked() );
- rb22->setEnabled( state->isChecked() );
- rb23->setEnabled( state->isChecked() );
- }
-