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/***************************************************************************
kguiutils.cpp - description
-------------------
begin : Fri Jan 27 2006
copyright : (C) 2006 Tony Bloomfield
email : Tony Bloomfield <tonybloom@users.sourceforge.net>
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
// ----------------------------------------------------------------------------
// QT Includes
// No need for QDateEdit, QSpinBox, etc., since these always return values
#include <qcheckbox.h>
#include <qlistbox.h>
#include <qcombobox.h>
#include <qlineedit.h>
#include <qpushbutton.h>
#include <qwidget.h>
#include <qhbox.h>
#include <qspinbox.h>
// ----------------------------------------------------------------------------
// KDE Includes
// ----------------------------------------------------------------------------
// Project Includes
#include "kguiutils.h"
#include "../kmymoneyglobalsettings.h"
/**************************************************************************
* *
* The MandatoryFieldGroup code is courtesy of *
* Mark Summerfield in Qt Quarterly *
* http://doc.trolltech.com/qq/qq11-mandatoryfields.html *
* *
* Enhanced by Thomas Baumgart to support the lineedit field of a *
* a QComboBox. *
* *
**************************************************************************/
void kMandatoryFieldGroup::add(QWidget *widget)
{
if (!widgets.contains(widget)) {
if (widget->inherits("QCheckBox"))
connect((QCheckBox*)widget->qt_cast("QCheckBox"),
SIGNAL(clicked()),
this, SLOT(changed()));
else if (widget->inherits("QComboBox")) {
QComboBox* combo = (QComboBox*)widget->qt_cast("QComboBox");
QLineEdit* lineedit = combo->lineEdit();
if(lineedit) {
connect(lineedit, SIGNAL(textChanged(const QString&)), this, SLOT(changed()));
} else {
connect(combo, SIGNAL(highlighted(int)), this, SLOT(changed()));
}
}
else if (widget->inherits("QLineEdit"))
connect((QLineEdit*)widget->qt_cast("QLineEdit"),
SIGNAL(textChanged(const QString&)),
this, SLOT(changed()));
else if (widget->inherits("QSpinBox"))
connect((QSpinBox*)widget->qt_cast("QSpinBox"),
SIGNAL(valueChanged(const QString&)),
this, SLOT(changed()));
else if (widget->inherits("QListBox"))
connect((QListBox*)widget->qt_cast("QListBox"),
SIGNAL(selectionChanged()),
this, SLOT(changed()));
else {
qWarning("MandatoryFieldGroup: unsupported class %s",
widget->className());
return;
}
widget->setPaletteBackgroundColor(KMyMoneyGlobalSettings::requiredFieldColor());
widgets.append(widget);
changed();
}
}
void kMandatoryFieldGroup::remove(QWidget *widget)
{
widget->setPaletteBackgroundColor(widget->colorGroup().background());
widgets.remove(widget);
changed();
}
void kMandatoryFieldGroup::setOkButton(QPushButton *button)
{
if (okButton && okButton != button)
okButton->setEnabled(true);
okButton = button;
changed();
}
void kMandatoryFieldGroup::changed(void)
{
bool enable = true;
QValueList<QWidget *>::ConstIterator i;
for (i = widgets.begin(); i != widgets.end(); ++i) {
QWidget *widget = *i;
// disabled widgets don't count
if(!(widget->isEnabled())) {
continue;
}
if (widget->inherits("QCheckBox")) {
if (((QCheckBox*)widget->qt_cast("QCheckBox"))->state() == QButton::NoChange) {
enable = false;
break;
} else
continue;
}
if (widget->inherits("QComboBox")) {
if (((QComboBox*)widget->qt_cast("QComboBox"))->currentText().isEmpty()) {
enable = false;
break;
} else
continue;
}
if (widget->inherits("QLineEdit")) {
if (((QLineEdit*)widget->qt_cast("QLineEdit"))->text().isEmpty()) {
enable = false;
break;
} else
continue;
}
if (widget->inherits("QListBox")) {
if (((QListBox*)widget->qt_cast("QListBox"))->selectedItem() == 0) {
enable = false;
break;
} else
continue;
}
}
if (okButton)
okButton->setEnabled(enable);
m_enabled = enable;
emit stateChanged();
emit stateChanged(enable);
}
void kMandatoryFieldGroup::clear(void)
{
QValueList<QWidget *>::Iterator i;
for (i = widgets.begin(); i != widgets.end(); ++i)
(*i)->setPaletteBackgroundColor((*i)->colorGroup().background());
widgets.clear();
if (okButton) {
okButton->setEnabled(true);
okButton = 0;
m_enabled = true;
}
}
#include "kguiutils.moc"
|
