kamera/kcontrol/kameraconfigdialog.cpp

   1 /*
   2
   3     Copyright (C) 2001 The Kompany
   4                   2002-2003     Ilya Konstantinov <kde-devel@future.shiny.co.il>
   5                   2002-2003     Marcus Meissner <marcus@jet.franken.de>
   6                   2003          Nadeem Hasan <nhasan@nadmm.com>
   7
   8     This program is free software; you can redistribute it and/or modify
   9     it under the terms of the GNU General Public License as published by
  10     the Free Software Foundation; either version 2 of the License, or
  11     (at your option) any later version.
  12
  13     This program is distributed in the hope that it will be useful,
  14     but WITHOUT ANY WARRANTY; without even the implied warranty of
  15     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16     GNU General Public License for more details.
  17
  18     You should have received a copy of the GNU General Public License
  19     along with this program; if not, write to the Free Software
  20     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  21
  22 */
  23 #include <qlayout.h>
  24 #include <q3grid.h>
  25 #include <qlabel.h>
  26 #include <Q3GroupBox>
  27 #include <qcheckbox.h>
  28 #include <qradiobutton.h>
  29 #include <qlineedit.h>
  30 #include <qcombobox.h>
  31 #include <qslider.h>
  32 #include <Q3ButtonGroup>
  33
  34 #include <kvbox.h>
  35 #include <qtabwidget.h>
  36
  37 //Added by qt3to4:
  38 #include <QFrame>
  39 #include <QVBoxLayout>
  40
  41 #include <klocale.h>
  42
  43 #include "kameraconfigdialog.h"
  44 #include "kameraconfigdialog.moc"
  45
  46 KameraConfigDialog::KameraConfigDialog(Camera */*camera*/,
  47                                         CameraWidget *widget,
  48                                         QWidget *parent,
  49                                         const char *name) :
  50     KDialog(parent),
  51     m_widgetRoot(widget)
  52 {
  53     setButtons( Ok|Cancel );
  54     setDefaultButton( Ok );
  55     setModal( true );
  56
  57     QFrame *main = new QFrame( this );
  58     setMainWidget( main );
  59     QVBoxLayout *topLayout = new QVBoxLayout(main);
  60     topLayout->setSpacing(spacingHint());
  61     topLayout->setMargin(0);
  62
  63     m_tabWidget = 0;
  64
  65     appendWidget(main, widget);
  66     connect(this,SIGNAL(okClicked()),this,SLOT(slotOk()));
  67 }
  68
  69 void KameraConfigDialog::appendWidget(QWidget *parent, CameraWidget *widget)
  70 {
  71         QWidget *newParent = parent;
  72
  73         CameraWidgetType widget_type;
  74         const char *widget_name;
  75         const char *widget_info;
  76         const char *widget_label;
  77         float widget_value_float;
  78         int widget_value_int;
  79         const char *widget_value_string;
  80         gp_widget_get_type(widget, &widget_type);
  81         gp_widget_get_label(widget, &widget_label);
  82         gp_widget_get_info(widget, &widget_info);
  83         gp_widget_get_name(widget, &widget_name);
  84
  85         QString whats_this = QString::fromLocal8Bit(widget_info);       // gphoto2 doesn't seem to have any standard for i18n
  86
  87         // Add this widget to parent
  88         switch(widget_type) {
  89         case GP_WIDGET_WINDOW:
  90                 {
  91                         setCaption(widget_label);
  92
  93                         break;
  94                 }
  95         case GP_WIDGET_SECTION:
  96                 {
  97                         if (!m_tabWidget) {
  98                                 m_tabWidget = new QTabWidget(parent);
  99                                 parent->layout()->addWidget(m_tabWidget);
 100                         }
 101                         QWidget *tab = new QWidget(m_tabWidget);
 102                         // widgets are to be aligned vertically in the tab
 103                         QVBoxLayout *tabLayout = new QVBoxLayout(tab, marginHint(),
 104                                 spacingHint());
 105                         m_tabWidget->insertTab(tab, widget_label);
 106                         KVBox *tabContainer = new KVBox(tab);
 107                         tabContainer->setSpacing(spacingHint());
 108                         tabLayout->addWidget(tabContainer);
 109                         newParent = tabContainer;
 110
 111                         tabLayout->addStretch();
 112
 113                         break;
 114                 }
 115         case GP_WIDGET_TEXT:
 116                 {
 117                         gp_widget_get_value(widget, &widget_value_string);
 118
 119                         Q3Grid *grid = new Q3Grid(2, Qt::Horizontal, parent);
 120                         parent->layout()->addWidget(grid);
 121                         grid->setSpacing(spacingHint());
 122                         new QLabel(QString::fromLocal8Bit( widget_label )+':', grid);
 123                         QLineEdit *lineEdit = new QLineEdit(widget_value_string, grid);
 124                         m_wmap.insert(widget, lineEdit);
 125
 126                         if (!whats_this.isEmpty())
 127                                 grid->setWhatsThis( whats_this);
 128
 129                         break;
 130                 }
 131         case GP_WIDGET_RANGE:
 132                 {
 133                         float widget_low;
 134                         float widget_high;
 135                         float widget_increment;
 136                         gp_widget_get_range(widget, &widget_low, &widget_high, &widget_increment);
 137                         gp_widget_get_value(widget, &widget_value_float);
 138
 139                         Q3GroupBox *groupBox = new Q3GroupBox(1, Qt::Horizontal,widget_label, parent);
 140                         parent->layout()->addWidget(groupBox);
 141                         QSlider *slider = new QSlider(
 142                                 ( int )widget_low,
 143                                 ( int )widget_high,
 144                                 ( int )widget_increment,
 145                                 ( int )widget_value_float,
 146                                 Qt::Horizontal,
 147                                 groupBox );
 148                         m_wmap.insert(widget, slider);
 149
 150                         if (!whats_this.isEmpty())
 151                                 groupBox->setWhatsThis( whats_this);
 152
 153                         break;
 154                 }
 155         case GP_WIDGET_TOGGLE:
 156                 {
 157                         gp_widget_get_value(widget, &widget_value_int);
 158
 159                         QCheckBox *checkBox = new QCheckBox(widget_label, parent);
 160                         parent->layout()->addWidget(checkBox);
 161                         checkBox->setChecked(widget_value_int);
 162                         m_wmap.insert(widget, checkBox);
 163
 164                         if (!whats_this.isEmpty())
 165                                 checkBox->setWhatsThis( whats_this);
 166
 167                         break;
 168                 }
 169         case GP_WIDGET_RADIO:
 170                 {
 171                         gp_widget_get_value(widget, &widget_value_string);
 172
 173                         int count = gp_widget_count_choices(widget);
 174
 175                         // for less than 5 options, align them horizontally
 176                         Q3ButtonGroup *buttonGroup;
 177                         if (count > 4)
 178                                 buttonGroup = new Q3VButtonGroup(widget_label, parent);
 179                         else
 180                                 buttonGroup = new Q3HButtonGroup(widget_label, parent);
 181                         parent->layout()->addWidget(buttonGroup);
 182
 183                         for(int i = 0; i < count; ++i) {
 184                                 const char *widget_choice;
 185                                 gp_widget_get_choice(widget, i, &widget_choice);
 186
 187                                 new QRadioButton(widget_choice, buttonGroup);
 188                                 if(!strcmp(widget_value_string, widget_choice))
 189                                         buttonGroup->setButton(i);
 190                         }
 191                         m_wmap.insert(widget, buttonGroup);
 192
 193                         if (!whats_this.isEmpty())
 194                                 buttonGroup->setWhatsThis( whats_this);
 195
 196                         break;
 197                 }
 198         case GP_WIDGET_MENU:
 199                 {
 200                         gp_widget_get_value(widget, &widget_value_string);
 201
 202                         QComboBox *comboBox = new QComboBox(parent);
 203                         parent->layout()->addWidget(comboBox);
 204                         comboBox->clear();
 205                         for(int i = 0; i < gp_widget_count_choices(widget); ++i) {
 206                                 const char *widget_choice;
 207                                 gp_widget_get_choice(widget, i, &widget_choice);
 208
 209                                 comboBox->insertItem(widget_choice);
 210                                 if(!strcmp(widget_value_string, widget_choice))
 211                                         comboBox->setCurrentItem(i);
 212                         }
 213                         m_wmap.insert(widget, comboBox);
 214
 215                         if (!whats_this.isEmpty())
 216                                 comboBox->setWhatsThis( whats_this);
 217
 218                         break;
 219                 }
 220         case GP_WIDGET_BUTTON:
 221                 {
 222                         // TODO
 223                         // I can't see a way of implementing this. Since there is
 224                         // no way of telling which button sent you a signal, we
 225                         // can't map to the appropriate widget->callback
 226                         QLabel *label = new QLabel(i18n("Button (not supported by KControl)"), parent);
 227                         parent->layout()->addWidget(label);
 228
 229                         break;
 230                 }
 231         case GP_WIDGET_DATE:
 232                 {
 233                         // TODO
 234                         QLabel * label = new QLabel(i18n("Date (not supported by KControl)"), parent);
 235                         parent->layout()->addWidget(label);
 236
 237                         break;
 238                 }
 239         default:
 240                 return;
 241         }
 242
 243         // Append all this widgets children
 244         for(int i = 0; i < gp_widget_count_children(widget); ++i) {
 245                 CameraWidget *widget_child;
 246                 gp_widget_get_child(widget, i, &widget_child);
 247                 appendWidget(newParent, widget_child);
 248         }
 249
 250         // Things that must be done after all children were added
 251 /*
 252         switch (widget_type) {
 253         case GP_WIDGET_SECTION:
 254                 {
 255                         tabLayout->addItem( new QSpacerItem(0, 0, QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding) );
 256                         break;
 257                 }
 258         }
 259 */
 260 }
 261
 262 void KameraConfigDialog::updateWidgetValue(CameraWidget *widget)
 263 {
 264         CameraWidgetType widget_type;
 265         gp_widget_get_type(widget, &widget_type);
 266
 267         switch(widget_type) {
 268         case GP_WIDGET_WINDOW:
 269                 // nothing to do
 270                 break;
 271         case GP_WIDGET_SECTION:
 272                 // nothing to do
 273                 break;
 274         case GP_WIDGET_TEXT:
 275                 {
 276                         QLineEdit *lineEdit = static_cast<QLineEdit *>(m_wmap[widget]);
 277                         gp_widget_set_value(widget, (void *)lineEdit->text().toLocal8Bit().data());
 278
 279                         break;
 280                 }
 281         case GP_WIDGET_RANGE:
 282                 {
 283                         QSlider *slider = static_cast<QSlider *>(m_wmap[widget]);
 284                         float value_float = slider->value();
 285                         gp_widget_set_value(widget, (void *)&value_float);
 286
 287                         break;
 288                 }
 289         case GP_WIDGET_TOGGLE:
 290                 {
 291                         QCheckBox *checkBox = static_cast<QCheckBox *>(m_wmap[widget]);
 292                         int value_int = checkBox->isChecked() ? 1 : 0;
 293                         gp_widget_set_value(widget, (void *)&value_int);
 294
 295                         break;
 296                 }
 297         case GP_WIDGET_RADIO:
 298                 {
 299                         Q3ButtonGroup *buttonGroup = static_cast<Q3VButtonGroup *>(m_wmap[widget]);
 300                         gp_widget_set_value(widget, (void *)buttonGroup->selected()->text().toLocal8Bit().data());
 301
 302                         break;
 303                 }
 304         case GP_WIDGET_MENU:
 305                 {
 306                         QComboBox *comboBox = static_cast<QComboBox *>(m_wmap[widget]);
 307                         gp_widget_set_value(widget, (void *)comboBox->currentText().toLocal8Bit().data());
 308
 309                         break;
 310                 }
 311         case GP_WIDGET_BUTTON:
 312                 // nothing to do
 313                 break;
 314         case GP_WIDGET_DATE:
 315                 {
 316                         // not implemented
 317                         break;
 318                 }
 319         }
 320
 321         // Copy child widget values
 322         for(int i = 0; i < gp_widget_count_children(widget); ++i) {
 323                 CameraWidget *widget_child;
 324                 gp_widget_get_child(widget, i, &widget_child);
 325                 updateWidgetValue(widget_child);
 326         }
 327 }
 328
 329 void KameraConfigDialog::slotOk()
 330 {
 331         // Copy Qt widget values into CameraWidget hierarchy
 332         updateWidgetValue(m_widgetRoot);
 333
 334         // 'ok' dialog
 335         accept();
 336 }