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->addWidget(label);
  45   mSlider = new QSlider(Qt::Horizontal, this);
  46   mSlider->setMinimum(mMinimum);
  47   mSlider->setMaximum(mMaximum);
  48   mSlider->setPageStep(10);
  49   mSlider->setValue(mValue);
  50   connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  51   l->addWidget(mSlider);
  52 }
  53
  54 KXSRangeControl::KXSRangeControl(QWidget *parent, const QString &name,
  55                                   const QXmlAttributes &attr )
  56   : QWidget(parent), KXSRangeItem(name, attr), mSlider(0), mSpinBox(0)
  57 {
  58     if (attr.value("type") == "spinbutton" ) {
  59         QHBoxLayout *hb = new QHBoxLayout(this);
  60         if (!mLabel.isEmpty()) {
  61             QLabel *l = new QLabel(i18n(mLabel.toUtf8()), this);
  62             hb->addWidget(l);
  63         }
  64         mSpinBox = new QSpinBox(this);
  65         mSpinBox->setMinimum(mMinimum);
  66         mSpinBox->setMaximum(mMaximum);
  67         mSpinBox->setSingleStep(1);
  68         mSpinBox->setValue(mValue);
  69         connect(mSpinBox, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  70         hb->addWidget(mSpinBox);
  71     } else {
  72         QString lowLabel = attr.value("_low-label");
  73         QString highLabel = attr.value("_high-label");
  74         QVBoxLayout *vb = new QVBoxLayout(this);
  75         if (!mLabel.isEmpty()) {
  76             QLabel *l = new QLabel(i18n(mLabel.toUtf8()), this);
  77             vb->addWidget(l);
  78         }
  79         QHBoxLayout *hb = new QHBoxLayout();
  80         vb->addLayout(hb);
  81         if (!lowLabel.isEmpty()) {
  82             QLabel *l = new QLabel(i18n(lowLabel.toUtf8()), this);
  83             hb->addWidget(l);
  84         }
  85         mSlider = new QSlider(Qt::Horizontal, this);
  86         mSlider->setMinimum(mMinimum);
  87         mSlider->setMaximum(mMaximum);
  88         mSlider->setPageStep(10);
  89         mSlider->setValue(mValue);
  90         connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
  91         hb->addWidget(mSlider);
  92         if (!highLabel.isEmpty()){
  93             QLabel *l = new QLabel(i18n(highLabel.toUtf8()), this);
  94             hb->addWidget(l);
  95         }
  96     }
  97 }
  98
  99 void KXSRangeControl::slotValueChanged(int value)
 100 {
 101   mValue = value;
 102   emit changed();
 103 }
 104
 105 void KXSRangeControl::read(KConfig &config)
 106 {
 107     KXSRangeItem::read(config);
 108     if ( mSpinBox )
 109         mSpinBox->setValue(mValue);
 110     else
 111         mSlider->setValue(mValue);
 112 }
 113
 114 //===========================================================================
 115 KXSDoubleRangeControl::KXSDoubleRangeControl(QWidget *parent,
 116                                   const QString &name, KConfig &config)
 117   : QWidget(parent), KXSDoubleRangeItem(name, config)
 118 {
 119   QVBoxLayout *l = new QVBoxLayout(this);
 120   QLabel *label = new QLabel(mLabel, this);
 121   l->addWidget(label);
 122
 123   int value = int((mValue - mMinimum) * 100 / (mMaximum - mMinimum));
 124
 125   mSlider = new QSlider(Qt::Horizontal, this);
 126   mSlider->setMinimum(0);
 127   mSlider->setMaximum(100);
 128   mSlider->setPageStep(10);
 129   mSlider->setValue(value);
 130   connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
 131   l->addWidget(mSlider);
 132 }
 133
 134 KXSDoubleRangeControl::KXSDoubleRangeControl(QWidget *parent,
 135                                   const QString &name, const QXmlAttributes &attr)
 136   : QWidget(parent), KXSDoubleRangeItem(name, attr)
 137 {
 138     QString lowLabel = attr.value("_low-label");
 139     QString highLabel = attr.value("_high-label");
 140     QVBoxLayout *vb = new QVBoxLayout(this);
 141     if (!mLabel.isEmpty()) {
 142         QLabel *l = new QLabel(i18n(mLabel.toUtf8()), this);
 143         vb->addWidget(l);
 144     }
 145     QHBoxLayout *hb = new QHBoxLayout();
 146     vb->addLayout(hb);
 147     if (!lowLabel.isEmpty()) {
 148         QLabel *l = new QLabel(i18n(lowLabel.toUtf8()), this);
 149         hb->addWidget(l);
 150     }
 151     int value = int((mValue - mMinimum) * 100 / (mMaximum - mMinimum));
 152     mSlider = new QSlider(Qt::Horizontal, this);
 153     mSlider->setMinimum(0);
 154     mSlider->setMaximum(100);
 155     mSlider->setPageStep(10);
 156     mSlider->setValue(value);
 157     connect(mSlider, SIGNAL(valueChanged(int)), SLOT(slotValueChanged(int)));
 158     hb->addWidget(mSlider);
 159     if (!highLabel.isEmpty()){
 160         QLabel *l = new QLabel(i18n(highLabel.toUtf8()), this);
 161         hb->addWidget(l);
 162     }
 163 }
 164
 165 void KXSDoubleRangeControl::slotValueChanged(int value)
 166 {
 167   mValue = mMinimum + value * (mMaximum - mMinimum) / 100.0;
 168   emit changed();
 169 }
 170
 171 void KXSDoubleRangeControl::read(KConfig &config)
 172 {
 173     KXSDoubleRangeItem::read(config);
 174     mSlider->setValue((int)((mValue - mMinimum) * 100.0 /
 175                             (mMaximum - mMinimum) + 0.5));
 176 }
 177
 178 //===========================================================================
 179 KXSCheckBoxControl::KXSCheckBoxControl(QWidget *parent, const QString &name,
 180                                       KConfig &config)
 181   : QCheckBox(parent), KXSBoolItem(name, config)
 182 {
 183   setText(mLabel);
 184   setChecked(mValue);
 185   connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool)));
 186 }
 187
 188 KXSCheckBoxControl::KXSCheckBoxControl(QWidget *parent, const QString &name,
 189                                       const QXmlAttributes &attr)
 190   : QCheckBox(parent), KXSBoolItem(name, attr)
 191 {
 192   setText(i18n(mLabel.toUtf8()));
 193   setChecked(mValue);
 194   connect(this, SIGNAL(toggled(bool)), SLOT(slotToggled(bool)));
 195 }
 196
 197 void KXSCheckBoxControl::slotToggled(bool state)
 198 {
 199     mValue = state;
 200     emit changed();
 201 }
 202
 203 void KXSCheckBoxControl::read(KConfig &config)
 204 {
 205     KXSBoolItem::read(config);
 206     setChecked(mValue);
 207 }
 208
 209 //===========================================================================
 210 KXSDropListControl::KXSDropListControl(QWidget *parent, const QString &name,
 211                                       KConfig &config)
 212   : QWidget(parent), KXSSelectItem(name, config)
 213 {
 214   QVBoxLayout *l = new QVBoxLayout(this);
 215   QLabel *label = new QLabel(mLabel, this);
 216   l->addWidget(label);
 217   mCombo = new QComboBox(this);
 218   for(int i=0; i < mOptions.count(); i++)
 219       mCombo->addItem( i18n(mOptions[i].toUtf8()) );
 220   mCombo->setCurrentIndex(mValue);
 221   connect(mCombo, SIGNAL(activated(int)), SLOT(slotActivated(int)));
 222   l->addWidget(mCombo);
 223 }
 224
 225 KXSDropListControl::KXSDropListControl(QWidget *parent, const QString &name,
 226                                       const QXmlAttributes &attr)
 227   : QWidget(parent), KXSSelectItem(name, attr)
 228 {
 229   QVBoxLayout *l = new QVBoxLayout(this);
 230   QString labelText = mLabel.isEmpty() ? QString():i18n(mLabel.toUtf8());
 231   QLabel *label = new QLabel(labelText, this);
 232   l->addWidget(label);
 233   mCombo = new QComboBox(this);
 234   connect(mCombo, SIGNAL(activated(int)), SLOT(slotActivated(int)));
 235   l->addWidget(mCombo);
 236 }
 237
 238 void KXSDropListControl::addOption(const QXmlAttributes &attr)
 239 {
 240     KXSSelectItem::addOption( attr );
 241     mCombo->addItem( i18n(mOptions[mOptions.count()-1].toUtf8()) );
 242     if ( mValue == mOptions.count()-1 )
 243         mCombo->setCurrentIndex(mOptions.count()-1);
 244 }
 245
 246 void KXSDropListControl::slotActivated(int indx)
 247 {
 248   mValue = indx;
 249   emit changed();
 250 }
 251
 252 void KXSDropListControl::read(KConfig &config)
 253 {
 254     KXSSelectItem::read(config);
 255     mCombo->setCurrentIndex(mValue);
 256 }
 257
 258 //===========================================================================
 259 KXSLineEditControl::KXSLineEditControl(QWidget *parent, const QString &name,
 260                                   KConfig &config)
 261   : QWidget(parent), KXSStringItem(name, config)
 262 {
 263   QVBoxLayout *l = new QVBoxLayout(this);
 264   QLabel *label = new QLabel(mLabel, this);
 265   l->addWidget(label);
 266   mEdit = new QLineEdit(this);
 267   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 268   l->addWidget(mEdit);
 269 }
 270
 271 KXSLineEditControl::KXSLineEditControl(QWidget *parent, const QString &name,
 272                                   const QXmlAttributes &attr )
 273   : QWidget(parent), KXSStringItem(name, attr)
 274 {
 275   QVBoxLayout *l = new QVBoxLayout(this);
 276   QLabel *label = new QLabel(i18n(mLabel.toUtf8()), this);
 277   l->addWidget(label);
 278   mEdit = new QLineEdit(this);
 279   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 280   l->addWidget(mEdit);
 281 }
 282
 283 void KXSLineEditControl::textChanged( const QString &text )
 284 {
 285     mValue = text;
 286     emit changed();
 287 }
 288
 289 void KXSLineEditControl::read(KConfig &config)
 290 {
 291     KXSStringItem::read(config);
 292     mEdit->setText(mValue);
 293 }
 294
 295 //===========================================================================
 296 KXSFileControl::KXSFileControl(QWidget *parent, const QString &name,
 297                                   KConfig &config)
 298   : QWidget(parent), KXSStringItem(name, config)
 299 {
 300   QVBoxLayout *l = new QVBoxLayout(this);
 301   QLabel *label = new QLabel(mLabel, this);
 302   l->addWidget(label);
 303   mEdit = new QLineEdit(this);
 304   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 305   l->addWidget(mEdit);
 306 }
 307
 308 KXSFileControl::KXSFileControl(QWidget *parent, const QString &name,
 309                                   const QXmlAttributes &attr )
 310   : QWidget(parent), KXSStringItem(name, attr)
 311 {
 312   QVBoxLayout *l = new QVBoxLayout(this);
 313   QLabel *label = new QLabel(i18n(mLabel.toUtf8()), this);
 314   l->addWidget(label);
 315   QHBoxLayout *hb = new QHBoxLayout();
 316   l->addLayout(hb);
 317   mEdit = new QLineEdit(this);
 318   connect(mEdit, SIGNAL(textChanged(const QString &)), SLOT(textChanged(const QString &)));
 319   hb->addWidget(mEdit);
 320   QPushButton *pb = new QPushButton( "...", this );
 321   connect( pb, SIGNAL(clicked()), this, SLOT(selectFile()) );
 322   hb->addWidget(pb);
 323 }
 324
 325 void KXSFileControl::textChanged( const QString &text )
 326 {
 327     mValue = text;
 328     emit changed();
 329 }
 330
 331 void KXSFileControl::selectFile()
 332 {
 333     QString f = KFileDialog::getOpenFileName();
 334     if ( !f.isEmpty() ) {
 335         mValue = f;
 336         mEdit->setText(mValue);
 337         emit changed();
 338     }
 339 }
 340
 341 void KXSFileControl::read(KConfig &config)
 342 {
 343     KXSStringItem::read(config);
 344     mEdit->setText(mValue);
 345 }
 346
 347 #include "kxscontrol.moc"