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359 lines
9.2 KiB
359 lines
9.2 KiB
/*
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* This file is part of the KDE libraries
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* Copyright (c) 2001 Michael Goffioul <kdeprint@swing.be>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License version 2 as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public License
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* along with this library; see the file COPYING.LIB. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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**/
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#include "droptionview.h"
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#include "driver.h"
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#include "driveritem.h"
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#include <math.h>
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#include <qlineedit.h>
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#include <qslider.h>
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#include <qlabel.h>
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#include <klistbox.h>
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#include <qvbuttongroup.h>
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#include <qradiobutton.h>
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#include <qwidgetstack.h>
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#include <qlayout.h>
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#include <qapplication.h>
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#include <kcursor.h>
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#include <kdialog.h>
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#include <klocale.h>
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OptionBaseView::OptionBaseView(QWidget *parent, const char *name)
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: QWidget(parent,name)
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{
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blockSS = false;
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}
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void OptionBaseView::setOption(DrBase*)
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{
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}
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void OptionBaseView::setValue(const QString&)
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{
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}
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//******************************************************************************************************
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OptionNumericView::OptionNumericView(QWidget *parent, const char *name)
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: OptionBaseView(parent,name)
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{
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m_edit = new QLineEdit(this);
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m_slider = new QSlider(Qt::Horizontal,this);
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m_slider->setTickmarks(QSlider::Below);
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QLabel *lab = new QLabel(i18n("Value:"),this);
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m_minval = new QLabel(this);
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m_maxval = new QLabel(this);
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m_integer = true;
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QVBoxLayout *main_ = new QVBoxLayout(this, 0, 10);
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QHBoxLayout *sub_ = new QHBoxLayout(0, 0, 10);
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QHBoxLayout *sub2_ = new QHBoxLayout(0, 0, 5);
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main_->addStretch(1);
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main_->addLayout(sub_,0);
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main_->addLayout(sub2_,0);
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main_->addStretch(1);
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sub_->addWidget(lab,0);
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sub_->addWidget(m_edit,0);
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sub_->addStretch(1);
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sub2_->addWidget(m_minval,0);
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sub2_->addWidget(m_slider,1);
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sub2_->addWidget(m_maxval,0);
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connect(m_slider,SIGNAL(valueChanged(int)),SLOT(slotSliderChanged(int)));
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connect(m_edit,SIGNAL(textChanged(const QString&)),SLOT(slotEditChanged(const QString&)));
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}
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void OptionNumericView::setOption(DrBase *opt)
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{
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if (opt->type() != DrBase::Integer && opt->type() != DrBase::Float)
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return;
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blockSS = true;
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if (opt->type() == DrBase::Integer)
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{
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m_integer = true;
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int min_ = opt->get("minval").toInt();
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int max_ = opt->get("maxval").toInt();
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m_slider->setRange(min_,max_);
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m_slider->setSteps(1,QMAX((max_-min_)/20,1));
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m_minval->setText(QString::number(min_));
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m_maxval->setText(QString::number(max_));
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}
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else
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{
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m_integer = false;
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int min_ = (int)rint(opt->get("minval").toFloat()*1000);
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int max_ = (int)rint(opt->get("maxval").toFloat()*1000);
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m_slider->setRange(min_,max_);
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m_slider->setSteps(1,QMAX((max_-min_)/20,1));
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m_minval->setText(opt->get("minval"));
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m_maxval->setText(opt->get("maxval"));
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}
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m_slider->update();
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blockSS = false;
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setValue(opt->valueText());
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}
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void OptionNumericView::setValue(const QString& val)
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{
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m_edit->setText(val);
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}
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void OptionNumericView::slotSliderChanged(int value)
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{
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if (blockSS) return;
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QString txt;
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if (m_integer)
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txt = QString::number(value);
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else
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txt = QString::number(float(value)/1000.0,'f',3);
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blockSS = true;
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m_edit->setText(txt);
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blockSS = false;
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emit valueChanged(txt);
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}
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void OptionNumericView::slotEditChanged(const QString& txt)
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{
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if (blockSS) return;
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bool ok(false);
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int val(0);
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if (m_integer)
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val = txt.toInt(&ok);
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else
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val = (int)rint(txt.toFloat(&ok)*1000);
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if (ok)
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{
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blockSS = true;
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m_slider->setValue(val);
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blockSS = false;
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emit valueChanged(txt);
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}
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else
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{
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m_edit->selectAll();
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QApplication::beep();
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}
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}
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//******************************************************************************************************
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OptionStringView::OptionStringView(QWidget *parent, const char *name)
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: OptionBaseView(parent,name)
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{
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m_edit = new QLineEdit(this);
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QLabel *lab = new QLabel(i18n("String value:"),this);
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QVBoxLayout *main_ = new QVBoxLayout(this, 0, 5);
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main_->addStretch(1);
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main_->addWidget(lab,0);
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main_->addWidget(m_edit,0);
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main_->addStretch(1);
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connect(m_edit,SIGNAL(textChanged(const QString&)),SIGNAL(valueChanged(const QString&)));
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}
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void OptionStringView::setOption(DrBase *opt)
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{
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if (opt->type() == DrBase::String)
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m_edit->setText(opt->valueText());
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}
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void OptionStringView::setValue(const QString& val)
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{
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m_edit->setText(val);
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}
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//******************************************************************************************************
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OptionListView::OptionListView(QWidget *parent, const char *name)
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: OptionBaseView(parent,name)
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{
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m_list = new KListBox(this);
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QVBoxLayout *main_ = new QVBoxLayout(this, 0, 10);
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main_->addWidget(m_list);
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connect(m_list,SIGNAL(selectionChanged()),SLOT(slotSelectionChanged()));
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}
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void OptionListView::setOption(DrBase *opt)
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{
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if (opt->type() == DrBase::List)
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{
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blockSS = true;
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m_list->clear();
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m_choices.clear();
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QPtrListIterator<DrBase> it(*(((DrListOption*)opt)->choices()));
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for (;it.current();++it)
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{
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m_list->insertItem(it.current()->get("text"));
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m_choices.append(it.current()->name());
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}
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blockSS = false;
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setValue(opt->valueText());
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}
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}
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void OptionListView::setValue(const QString& val)
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{
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m_list->setCurrentItem(m_choices.findIndex(val));
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}
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void OptionListView::slotSelectionChanged()
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{
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if (blockSS) return;
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QString s = m_choices[m_list->currentItem()];
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emit valueChanged(s);
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}
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//******************************************************************************************************
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OptionBooleanView::OptionBooleanView(QWidget *parent, const char *name)
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: OptionBaseView(parent,name)
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{
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m_group = new QVButtonGroup(this);
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m_group->setFrameStyle(QFrame::NoFrame);
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QRadioButton *btn = new QRadioButton(m_group);
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btn->setCursor(KCursor::handCursor());
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btn = new QRadioButton(m_group);
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btn->setCursor(KCursor::handCursor());
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QVBoxLayout *main_ = new QVBoxLayout(this, 0, 10);
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main_->addWidget(m_group);
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connect(m_group,SIGNAL(clicked(int)),SLOT(slotSelected(int)));
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}
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void OptionBooleanView::setOption(DrBase *opt)
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{
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if (opt->type() == DrBase::Boolean)
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{
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QPtrListIterator<DrBase> it(*(((DrBooleanOption*)opt)->choices()));
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m_choices.clear();
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m_group->find(0)->setText(it.toFirst()->get("text"));
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m_choices.append(it.toFirst()->name());
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m_group->find(1)->setText(it.toLast()->get("text"));
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m_choices.append(it.toLast()->name());
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setValue(opt->valueText());
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}
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}
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void OptionBooleanView::setValue(const QString& val)
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{
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int ID = m_choices.findIndex(val);
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m_group->setButton(ID);
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}
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void OptionBooleanView::slotSelected(int ID)
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{
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QString s = m_choices[ID];
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emit valueChanged(s);
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}
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//******************************************************************************************************
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DrOptionView::DrOptionView(QWidget *parent, const char *name)
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: QGroupBox(parent,name)
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{
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m_stack = new QWidgetStack(this);
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OptionBaseView *w = new OptionListView(m_stack);
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connect(w,SIGNAL(valueChanged(const QString&)),SLOT(slotValueChanged(const QString&)));
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m_stack->addWidget(w,DrBase::List);
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w = new OptionStringView(m_stack);
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connect(w,SIGNAL(valueChanged(const QString&)),SLOT(slotValueChanged(const QString&)));
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m_stack->addWidget(w,DrBase::String);
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w = new OptionNumericView(m_stack);
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connect(w,SIGNAL(valueChanged(const QString&)),SLOT(slotValueChanged(const QString&)));
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m_stack->addWidget(w,DrBase::Integer);
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w = new OptionBooleanView(m_stack);
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connect(w,SIGNAL(valueChanged(const QString&)),SLOT(slotValueChanged(const QString&)));
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m_stack->addWidget(w,DrBase::Boolean);
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w = new OptionBaseView(m_stack);
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connect(w,SIGNAL(valueChanged(const QString&)),SLOT(slotValueChanged(const QString&)));
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m_stack->addWidget(w,0); // empty widget
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m_stack->raiseWidget(w);
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setTitle(i18n("No Option Selected"));
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setColumnLayout(0, Qt::Vertical );
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layout()->setSpacing( KDialog::spacingHint() );
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layout()->setMargin( KDialog::marginHint() );
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QVBoxLayout *main_ = new QVBoxLayout(layout(), KDialog::marginHint());
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main_->addWidget(m_stack);
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m_item = 0;
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m_block = false;
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m_allowfixed = true;
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}
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void DrOptionView::slotItemSelected(QListViewItem *i)
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{
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m_item = (DriverItem*)i;
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if (m_item && !m_item->drItem()->isOption())
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m_item = 0;
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int ID(0);
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if (m_item)
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if (m_item->drItem()->type() == DrBase::Float) ID = DrBase::Integer;
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else ID = m_item->drItem()->type();
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OptionBaseView *w = (OptionBaseView*)m_stack->widget(ID);
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if (w)
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{
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m_block = true;
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bool enabled(true);
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if (m_item)
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{
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w->setOption((m_item ? m_item->drItem() : 0));
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setTitle(m_item->drItem()->get("text"));
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enabled = ((m_item->drItem()->get("fixed") != "1") || m_allowfixed);
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}
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else
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setTitle(i18n("No Option Selected"));
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m_stack->raiseWidget(w);
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w->setEnabled(enabled);
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m_block = false;
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}
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}
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void DrOptionView::slotValueChanged(const QString& val)
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{
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if (m_item && m_item->drItem() && !m_block)
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{
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m_item->drItem()->setValueText(val);
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m_item->updateText();
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emit changed();
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}
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}
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#include "droptionview.moc"
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