kscreensaver/kxsconfig/kxscontrol.cpp

   1 //-----------------------------------------------------------------------------
   2 //
   3 // KDE xscreensaver configuration dialog
   4 //
   5 // Copyright (c)  Martin R. Jones <mjones@kde.org> 1999
   6 //
   7 // This program is free software; you can redistribute it and/or
   8 // modify it under the terms of the GNU General Public
   9 // License as published by the Free Software Foundation;
  10 // version 2 of the License.
  11 //
  12 // This program is distributed in the hope that it will be useful,
  13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 // General Public License for more details.
  16 //
  17 // You should have received a copy of the GNU General Public License
  18 // along with this program; see the file COPYING.  If not, write to
  19 // the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 // Boston, MA 02110-1301, USA.
  21
  22 #include <qlabel.h>
  23 #include <qslider.h>
  24 #include <qlayout.h>
  25 #include <qcombobox.h>
  26 #include <qlineedit.h>
  27 #include <qspinbox.h>
  28 #include <qpushbutton.h>
  29 #include <qxml.h>
  30 //Added by qt3to4:
  31 #include <QVBoxLayout>
  32 #include <QHBoxLayout>
  33 #include <klocale.h>
  34 #include <kfiledialog.h>
  35 #include "kxscontrol.h"
  36
  37 //===========================================================================
  38 KXSRangeControl::KXSRangeControl(QWidget *parent, const QString &name,
  39                                   KConfig &config)
  40   : QWidget(parent), KXSRangeItem(name, config), mSlider(0), mSpinBox(0)
  41 {
  42   QVBoxLayout *l = new QVBoxLayout(this);
  43   QLabel *label = new QLabel(mLabel, this);
  44   l->add(label);
  45   mSlider = new QSlider(mMinimum, mMaximum, 10, mValue, Qt::Horizontal, this);
  46   connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  47   l->add(mSlider);
  48 }
  49
  50 KXSRangeControl::KXSRangeControl(QWidget *parent, const QString &name,
  51                                   const QXmlAttributes &attr )
  52   : QWidget(parent), KXSRangeItem(name, attr), mSlider(0), mSpinBox(0)
  53 {
  54     if (attr.value("type") == "spinbutton" ) {
  55         QHBoxLayout *hb = new QHBoxLayout(this);
  56         if (!mLabel.isEmpty()) {
  57             QLabel *l = new QLabel(mLabel, this);
  58             hb->add(l);
  59         }
  60         mSpinBox = new QSpinBox(mMinimum, mMaximum, 1, this);
  61         mSpinBox->setValue(mValue);
  62         connect(mSpinBox, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  63         hb->add(mSpinBox);
  64     } else {
  65         QString lowLabel = attr.value("_low-label");
  66         QString highLabel = attr.value("_high-label");
  67         QVBoxLayout *vb = new QVBoxLayout(this);
  68         if (!mLabel.isEmpty()) {
  69             QLabel *l = new QLabel(mLabel, this);
  70             vb->add(l);
  71         }
  72         QHBoxLayout *hb = new QHBoxLayout(vb);
  73         if (!lowLabel.isEmpty()) {
  74             QLabel *l = new QLabel(lowLabel, this);
  75             hb->addWidget(l);
  76         }
  77         mSlider = new QSlider(mMinimum, mMaximum, 10, mValue, Qt::Horizontal, this);
  78         connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  79         hb->add(mSlider);
  80         if (!highLabel.isEmpty()){
  81             QLabel *l = new QLabel(highLabel, this);
  82             hb->addWidget(l);
  83         }
  84     }
  85 }
  86
  87 void KXSRangeControl::slotValueChanged(int value)
  88 {
  89   mValue = value;
  90   emit changed();
  91 }
  92
  93 void KXSRangeControl::read(KConfig &config)
  94 {
  95     KXSRangeItem::read(config);
  96     if ( mSpinBox )
  97         mSpinBox->setValue(mValue);
  98     else
  99         mSlider->setValue(mValue);
 100 }
 101
 102 //===========================================================================
 103 KXSDoubleRangeControl::KXSDoubleRangeControl(QWidget *parent,
 104                                   const QString &name, KConfig &config)
 105   : QWidget(parent), KXSDoubleRangeItem(name, config)
 106 {
 107   QVBoxLayout *l = new QVBoxLayout(this);
 108   QLabel *label = new QLabel(mLabel, this);
 109   l->add(label);
 110
 111   int value = int((mValue - mMinimum) * 100 / (mMaximum - mMinimum));
 112
 113   mSlider = new QSlider(0, 100, 10, value, Qt::Horizontal, this);
 114   connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
 115   l->add(mSlider);
 116 }
 117
 118 KXSDoubleRangeControl::KXSDoubleRangeControl(QWidget *parent,
 119                                   const QString &name, const QXmlAttributes &attr)
 120   : QWidget(parent), KXSDoubleRangeItem(name, attr)
 121 {
 122     QString lowLabel = attr.value("_low-label");
 123     QString highLabel = attr.value("_high-label");
 124     QVBoxLayout *vb = new QVBoxLayout(this);
 125     if (!mLabel.isEmpty()) {
 126         QLabel *l = new QLabel(mLabel, this);
 127         vb->add(l);
 128     }
 129     QHBoxLayout *hb = new QHBoxLayout(vb);
 130     if (!lowLabel.isEmpty()) {
 131         QLabel *l = new QLabel(lowLabel, this);
 132         hb->addWidget(l);
 133     }
 134     int value = int((mValue - mMinimum) * 100 / (mMaximum - mMinimum));
 135     mSlider = new QSlider(0, 100, 10, value, Qt::Horizontal, this);
 136     connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
 137     hb->add(mSlider);
 138     if (!highLabel.isEmpty()){
 139         QLabel *l = new QLabel(highLabel, this);
 140         hb->addWidget(l);
 141     }
 142 }
 143
 144 void KXSDoubleRangeControl::slotValueChanged(int value)
 145 {
 146   mValue = mMinimum + value * (mMaximum - mMinimum) / 100.0;
 147   emit changed();
 148 }
 149
 150 void KXSDoubleRangeControl::read(KConfig &config)
 151 {
 152     KXSDoubleRangeItem::read(config);
 153     mSlider->setValue((int)((mValue - mMinimum) * 100.0 /
 154                             (mMaximum - mMinimum) + 0.5));
 155 }
 156
 157 //===========================================================================
 158 KXSCheckBoxControl::KXSCheckBoxControl(QWidget *parent, const QString &name,
 159                                       KConfig &config)
 160   : QCheckBox(parent), KXSBoolItem(name, config)
 161 {
 162   setText(mLabel);
 163   setChecked(mValue);
 164   connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool)));
 165 }
 166
 167 KXSCheckBoxControl::KXSCheckBoxControl(QWidget *parent, const QString &name,
 168                                       const QXmlAttributes &attr)
 169   : QCheckBox(parent), KXSBoolItem(name, attr)
 170 {
 171   setText(mLabel);
 172   setChecked(mValue);
 173   connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool)));
 174 }
 175
 176 void KXSCheckBoxControl::slotToggled(bool state)
 177 {
 178   mValue = state;
 179   emit changed();
 180 }
 181
 182 void KXSCheckBoxControl::read(KConfig &config)
 183 {
 184     KXSBoolItem::read(config);
 185     setChecked(mValue);
 186 }
 187
 188 //===========================================================================
 189 KXSDropListControl::KXSDropListControl(QWidget *parent, const QString &name,
 190                                       KConfig &config)
 191   : QWidget(parent), KXSSelectItem(name, config)
 192 {
 193   QVBoxLayout *l = new QVBoxLayout(this);
 194   QLabel *label = new QLabel(mLabel, this);
 195   l->add(label);
 196   mCombo = new QComboBox(this);
 197   for(uint i=0; i < mOptions.count(); i++)
 198       mCombo->insertItem( mOptions[i] );
 199   mCombo->setCurrentItem(mValue);
 200   connect(mCombo, SIGNAL(activated(int)), SLOT(slotActivated(int)));
 201   l->add(mCombo);
 202 }
 203
 204 KXSDropListControl::KXSDropListControl(QWidget *parent, const QString &name,
 205                                       const QXmlAttributes &attr)
 206   : QWidget(parent), KXSSelectItem(name, attr)
 207 {
 208   QVBoxLayout *l = new QVBoxLayout(this);
 209   QLabel *label = new QLabel(mLabel, this);
 210   l->add(label);
 211   mCombo = new QComboBox(this);
 212   connect(mCombo, SIGNAL(activated(int)), SLOT(slotActivated(int)));
 213   l->add(mCombo);
 214 }
 215
 216 void KXSDropListControl::addOption(const QXmlAttributes &attr)
 217 {
 218     KXSSelectItem::addOption( attr );
 219     mCombo->insertItem( mOptions[mOptions.count()-1] );
 220     if ( (unsigned)mValue == mOptions.count()-1 )
 221         mCombo->setCurrentItem(mOptions.count()-1);
 222 }
 223
 224 void KXSDropListControl::slotActivated(int indx)
 225 {
 226   mValue = indx;
 227   emit changed();
 228 }
 229
 230 void KXSDropListControl::read(KConfig &config)
 231 {
 232     KXSSelectItem::read(config);
 233     mCombo->setCurrentItem(mValue);
 234 }
 235
 236 //===========================================================================
 237 KXSLineEditControl::KXSLineEditControl(QWidget *parent, const QString &name,
 238                                   KConfig &config)
 239   : QWidget(parent), KXSStringItem(name, config)
 240 {
 241   QVBoxLayout *l = new QVBoxLayout(this);
 242   QLabel *label = new QLabel(mLabel, this);
 243   l->add(label);
 244   mEdit = new QLineEdit(this);
 245   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 246   l->add(mEdit);
 247 }
 248
 249 KXSLineEditControl::KXSLineEditControl(QWidget *parent, const QString &name,
 250                                   const QXmlAttributes &attr )
 251   : QWidget(parent), KXSStringItem(name, attr)
 252 {
 253   QVBoxLayout *l = new QVBoxLayout(this);
 254   QLabel *label = new QLabel(mLabel, this);
 255   l->add(label);
 256   mEdit = new QLineEdit(this);
 257   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 258   l->add(mEdit);
 259 }
 260
 261 void KXSLineEditControl::textChanged( const QString &text )
 262 {
 263   mValue = text;
 264   emit changed();
 265 }
 266
 267 void KXSLineEditControl::read(KConfig &config)
 268 {
 269     KXSStringItem::read(config);
 270     mEdit->setText(mValue);
 271 }
 272
 273 //===========================================================================
 274 KXSFileControl::KXSFileControl(QWidget *parent, const QString &name,
 275                                   KConfig &config)
 276   : QWidget(parent), KXSStringItem(name, config)
 277 {
 278   QVBoxLayout *l = new QVBoxLayout(this);
 279   QLabel *label = new QLabel(mLabel, this);
 280   l->add(label);
 281   mEdit = new QLineEdit(this);
 282   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 283   l->add(mEdit);
 284 }
 285
 286 KXSFileControl::KXSFileControl(QWidget *parent, const QString &name,
 287                                   const QXmlAttributes &attr )
 288   : QWidget(parent), KXSStringItem(name, attr)
 289 {
 290   QVBoxLayout *l = new QVBoxLayout(this);
 291   QLabel *label = new QLabel(mLabel, this);
 292   l->add(label);
 293   QHBoxLayout *hb = new QHBoxLayout(l);
 294   mEdit = new QLineEdit(this);
 295   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 296   hb->add(mEdit);
 297   QPushButton *pb = new QPushButton( "...", this );
 298   connect( pb, SIGNAL(clicked()), this, SLOT(selectFile()) );
 299   hb->addWidget(pb);
 300 }
 301
 302 void KXSFileControl::textChanged( const QString &text )
 303 {
 304   mValue = text;
 305   emit changed();
 306 }
 307
 308 void KXSFileControl::selectFile()
 309 {
 310     QString f = KFileDialog::getOpenFileName();
 311     if ( !f.isEmpty() ) {
 312         mValue = f;
 313         mEdit->setText(mValue);
 314         emit changed();
 315     }
 316 }
 317
 318 void KXSFileControl::read(KConfig &config)
 319 {
 320     KXSStringItem::read(config);
 321     mEdit->setText(mValue);
 322 }
 323
 324 #include "kxscontrol.moc"