src/iconsviewsettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz                                      *
   3  *   peter.penz@gmx.at                                                     *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
  11  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
  15  *   You should have received a copy of the GNU General Public License     *
  16  *   along with this program; if not, write to the                         *
  17  *   Free Software Foundation, Inc.,                                       *
  18  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  19  ***************************************************************************/
  20
  21 #include "iconsviewsettingspage.h"
  22 #include "iconsmodesettings.h"
  23 #include "dolphinsettings.h"
  24 #include "pixmapviewer.h"
  25
  26 #include <assert.h>
  27
  28 #include <qlabel.h>
  29 #include <qslider.h>
  30 #include <q3buttongroup.h>
  31 #include <qradiobutton.h>
  32 #include <qspinbox.h>
  33 #include <qfontcombobox.h>
  34
  35 #include <kiconloader.h>
  36 #include <kdialog.h>
  37 #include <kglobalsettings.h>
  38 #include <klocale.h>
  39 #include <kvbox.h>
  40
  41 #define GRID_SPACING_BASE 8
  42 #define GRID_SPACING_INC 12
  43
  44 IconsViewSettingsPage::IconsViewSettingsPage(DolphinMainWindow* mainWindow,
  45                                              QWidget* parent) :
  46     KVBox(parent),
  47     m_mainWindow(mainWindow),
  48     m_iconSizeSlider(0),
  49     m_previewSizeSlider(0),
  50     m_textWidthBox(0),
  51     m_fontFamilyBox(0),
  52     m_fontSizeBox(0),
  53     m_textlinesCountBox(0),
  54     m_additionalInfo(0),
  55     m_arrangementBox(0),
  56     m_gridSpacingBox(0)
  57 {
  58     const int spacing = KDialog::spacingHint();
  59     const int margin = KDialog::marginHint();
  60     const QSizePolicy sizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
  61
  62     setSpacing(spacing);
  63     setMargin(margin);
  64
  65     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
  66     assert(settings != 0);
  67
  68     KHBox* sizesLayout = new KHBox(this);
  69     sizesLayout->setSpacing(spacing);
  70     sizesLayout->setSizePolicy(sizePolicy);
  71
  72     // create 'Icon Size' group including slider and preview
  73     Q3GroupBox* iconSizeGroup = new Q3GroupBox(2, Qt::Vertical, i18n("Icon Size"), sizesLayout);
  74     iconSizeGroup->setSizePolicy(sizePolicy);
  75     iconSizeGroup->setMargin(margin);
  76
  77     const QColor iconBackgroundColor(KGlobalSettings::baseColor());
  78
  79     KHBox* iconSizeVBox = new KHBox(iconSizeGroup);
  80     iconSizeVBox->setSpacing(spacing);
  81     new QLabel(i18n("Small"), iconSizeVBox);
  82     m_iconSizeSlider = new QSlider(0, 5, 1, 0,  Qt::Horizontal, iconSizeVBox);
  83     m_iconSizeSlider->setValue(sliderValue(settings->iconSize()));
  84     m_iconSizeSlider->setTickmarks(QSlider::TicksBelow);
  85     connect(m_iconSizeSlider, SIGNAL(valueChanged(int)),
  86             this, SLOT(slotIconSizeChanged(int)));
  87     new QLabel(i18n("Large"), iconSizeVBox);
  88
  89     m_iconSizeViewer = new PixmapViewer(iconSizeGroup);
  90     m_iconSizeViewer->setMinimumWidth(K3Icon::SizeEnormous);
  91     m_iconSizeViewer->setFixedHeight(K3Icon::SizeEnormous);
  92     m_iconSizeViewer->setEraseColor(iconBackgroundColor);
  93     slotIconSizeChanged(m_iconSizeSlider->value());
  94
  95     // create 'Preview Size' group including slider and preview
  96     Q3GroupBox* previewSizeGroup = new Q3GroupBox(2, Qt::Vertical, i18n("Preview Size"), sizesLayout);
  97     previewSizeGroup->setSizePolicy(sizePolicy);
  98     previewSizeGroup->setMargin(margin);
  99
 100     KHBox* previewSizeVBox = new KHBox(previewSizeGroup);
 101     previewSizeVBox->setSpacing(spacing);
 102     new QLabel(i18n("Small"), previewSizeVBox);
 103     m_previewSizeSlider = new QSlider(0, 5, 1, 0,  Qt::Horizontal, previewSizeVBox);
 104     m_previewSizeSlider->setValue(sliderValue(settings->previewSize()));
 105     m_previewSizeSlider->setTickmarks(QSlider::TicksBelow);
 106     connect(m_previewSizeSlider, SIGNAL(valueChanged(int)),
 107             this, SLOT(slotPreviewSizeChanged(int)));
 108     new QLabel(i18n("Large"), previewSizeVBox);
 109
 110     m_previewSizeViewer = new PixmapViewer(previewSizeGroup);
 111     m_previewSizeViewer->setMinimumWidth(K3Icon::SizeEnormous);
 112     m_previewSizeViewer->setFixedHeight(K3Icon::SizeEnormous);
 113     m_previewSizeViewer->setEraseColor(iconBackgroundColor);
 114
 115     slotPreviewSizeChanged(m_previewSizeSlider->value());
 116
 117     Q3GroupBox* textGroup = new Q3GroupBox(2, Qt::Horizontal, i18n("Text"), this);
 118     textGroup->setSizePolicy(sizePolicy);
 119     textGroup->setMargin(margin);
 120
 121     new QLabel(i18n("Font family:"), textGroup);
 122     m_fontFamilyBox = new QFontComboBox(textGroup);
 123     m_fontFamilyBox->setCurrentFont(settings->fontFamily());
 124
 125     new QLabel(i18n("Font size:"), textGroup);
 126     m_fontSizeBox = new QSpinBox(6, 99, 1, textGroup);
 127     m_fontSizeBox->setValue(settings->fontSize());
 128
 129     new QLabel(i18n("Number of lines:"), textGroup);
 130     m_textlinesCountBox = new QSpinBox(1, 5, 1, textGroup);
 131     m_textlinesCountBox->setValue(settings->numberOfTexlines());
 132
 133     new QLabel(i18n("Text width:"), textGroup);
 134     m_textWidthBox = new QComboBox(textGroup);
 135     m_textWidthBox->addItem(i18n("Small"));
 136     m_textWidthBox->addItem(i18n("Medium"));
 137     m_textWidthBox->addItem(i18n("Large"));
 138
 139     new QLabel(i18n("Additional information:"), textGroup);
 140     m_additionalInfo = new QComboBox(textGroup);
 141     m_additionalInfo->addItem(i18n("No Information"));
 142     m_additionalInfo->addItem(i18n("MIME Type"));
 143     m_additionalInfo->addItem(i18n("Size"));
 144     m_additionalInfo->addItem(i18n("Date"));
 145     m_additionalInfo->setCurrentIndex(settings->additionalInfo());
 146
 147     Q3GroupBox* gridGroup = new Q3GroupBox(2, Qt::Horizontal, i18n("Grid"), this);
 148     gridGroup->setSizePolicy(sizePolicy);
 149     gridGroup->setMargin(margin);
 150
 151     const bool leftToRightArrangement = (settings->arrangement() == "LeftToRight");
 152     new QLabel(i18n("Arrangement:"), gridGroup);
 153     m_arrangementBox = new QComboBox(gridGroup);
 154     m_arrangementBox->addItem(i18n("Left to right"));
 155     m_arrangementBox->addItem(i18n("Top to bottom"));
 156     m_arrangementBox->setCurrentIndex(leftToRightArrangement ? 0 : 1);
 157
 158     new QLabel(i18n("Grid spacing:"), gridGroup);
 159     m_gridSpacingBox = new QComboBox(gridGroup);
 160     m_gridSpacingBox->addItem(i18n("Small"));
 161     m_gridSpacingBox->addItem(i18n("Medium"));
 162     m_gridSpacingBox->addItem(i18n("Large"));
 163     m_gridSpacingBox->setCurrentIndex((settings->gridSpacing() - GRID_SPACING_BASE) / GRID_SPACING_INC);
 164
 165     // Add a dummy widget with no restriction regarding
 166     // a vertical resizing. This assures that the dialog layout
 167     // is not stretched vertically.
 168     new QWidget(this);
 169
 170     adjustTextWidthSelection();
 171 }
 172
 173 IconsViewSettingsPage::~IconsViewSettingsPage()
 174 {
 175 }
 176
 177 void IconsViewSettingsPage::applySettings()
 178 {
 179     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 180     assert(settings != 0);
 181
 182     const int defaultSize = iconSize(m_iconSizeSlider->value());
 183     settings->setIconSize(defaultSize);
 184
 185     int previewSize = //(m_mode == DolphinIconsView::Previews) ?
 186                       //iconSize(m_previewSizeSlider->value()) :
 187                       defaultSize;
 188     if (previewSize < defaultSize) {
 189         // assure that the preview size is never smaller than the icon size
 190         previewSize = defaultSize;
 191     }
 192     settings->setPreviewSize(previewSize);
 193
 194     const int fontSize = m_fontSizeBox->value();
 195
 196     QString arrangement = (m_arrangementBox->currentIndex() == 0) ?
 197                           "LeftToRight" :
 198                           "TopToBottom";
 199     settings->setArrangement(arrangement);
 200     //DolphinSettings::instance().calculateGridSize(m_textWidthBox->currentIndex());
 201
 202     settings->setFontFamily(m_fontFamilyBox->currentFont().family());
 203     settings->setFontSize(fontSize);
 204     settings->setNumberOfTexlines(m_textlinesCountBox->value());
 205
 206     settings->setGridSpacing(GRID_SPACING_BASE +
 207                              m_gridSpacingBox->currentIndex() * GRID_SPACING_INC);
 208 }
 209
 210 void IconsViewSettingsPage::slotIconSizeChanged(int value)
 211 {
 212     KIconLoader iconLoader;
 213     m_iconSizeViewer->setPixmap(iconLoader.loadIcon("folder", K3Icon::Desktop, iconSize(value)));
 214
 215     if (m_previewSizeSlider != 0) {
 216         int previewSizeValue = m_previewSizeSlider->value();
 217         if (previewSizeValue < value) {
 218             // assure that the preview size is never smaller than the icon size
 219             previewSizeValue = value;
 220         }
 221         slotPreviewSizeChanged(previewSizeValue);
 222     }
 223 }
 224
 225 void IconsViewSettingsPage::slotPreviewSizeChanged(int value)
 226 {
 227     KIconLoader iconLoader;
 228     const int iconSizeValue = m_iconSizeSlider->value();
 229     if (value < iconSizeValue) {
 230         // assure that the preview size is never smaller than the icon size
 231         value = iconSizeValue;
 232     }
 233     m_previewSizeViewer->setPixmap(iconLoader.loadIcon("preview", K3Icon::Desktop, iconSize(value)));
 234 }
 235
 236 int IconsViewSettingsPage::iconSize(int sliderValue) const
 237 {
 238     int size = K3Icon::SizeMedium;
 239     switch (sliderValue) {
 240         case 0: size = K3Icon::SizeSmall; break;
 241         case 1: size = K3Icon::SizeSmallMedium; break;
 242         case 2: size = K3Icon::SizeMedium; break;
 243         case 3: size = K3Icon::SizeLarge; break;
 244         case 4: size = K3Icon::SizeHuge; break;
 245         case 5: size = K3Icon::SizeEnormous; break;
 246     }
 247     return size;
 248 }
 249
 250 int IconsViewSettingsPage::sliderValue(int iconSize) const
 251 {
 252     int value = 0;
 253     switch (iconSize) {
 254         case K3Icon::SizeSmall: value = 0; break;
 255         case K3Icon::SizeSmallMedium: value = 1; break;
 256         case K3Icon::SizeMedium: value = 2; break;
 257         case K3Icon::SizeLarge: value = 3; break;
 258         case K3Icon::SizeHuge: value = 4; break;
 259         case K3Icon::SizeEnormous: value = 5; break;
 260         default: break;
 261     }
 262     return value;
 263 }
 264
 265 void IconsViewSettingsPage::adjustTextWidthSelection()
 266 {
 267     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 268     assert(settings != 0);
 269     //m_textWidthBox->setCurrentIndex(DolphinSettings::instance().textWidthHint());
 270 }
 271
 272 #include "iconsviewsettingspage.moc"