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