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  *   59 Temple Place - Suite 330, Boston, MA  02111-1307, 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(/*DolphinIconsView::LayoutMode mode,*/
  43                                              QWidget* parent) :
  44     KVBox(parent),
  45     //m_mode(mode),
  46     m_iconSizeSlider(0),
  47     m_previewSizeSlider(0),
  48     m_textWidthBox(0),
  49     m_gridSpacingBox(0),
  50     m_fontFamilyBox(0),
  51     m_fontSizeBox(0),
  52     m_textlinesCountBox(0),
  53     m_arrangementBox(0)
  54 {
  55     const int spacing = KDialog::spacingHint();
  56     const int margin = KDialog::marginHint();
  57     const QSizePolicy sizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
  58
  59     setSpacing(spacing);
  60     setMargin(margin);
  61
  62     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
  63     assert(settings != 0);
  64
  65     KHBox* sizesLayout = new KHBox(this);
  66     sizesLayout->setSpacing(spacing);
  67     sizesLayout->setSizePolicy(sizePolicy);
  68
  69     // create 'Icon Size' group including slider and preview
  70     Q3GroupBox* iconSizeGroup = new Q3GroupBox(2, Qt::Vertical, i18n("Icon Size"), sizesLayout);
  71     iconSizeGroup->setSizePolicy(sizePolicy);
  72     iconSizeGroup->setMargin(margin);
  73
  74     const QColor iconBackgroundColor(KGlobalSettings::baseColor());
  75
  76     KHBox* iconSizeVBox = new KHBox(iconSizeGroup);
  77     iconSizeVBox->setSpacing(spacing);
  78     new QLabel(i18n("Small"), iconSizeVBox);
  79     m_iconSizeSlider = new QSlider(0, 5, 1, 0,  Qt::Horizontal, iconSizeVBox);
  80     m_iconSizeSlider->setValue(sliderValue(settings->iconSize()));
  81     m_iconSizeSlider->setTickmarks(QSlider::TicksBelow);
  82     connect(m_iconSizeSlider, SIGNAL(valueChanged(int)),
  83             this, SLOT(slotIconSizeChanged(int)));
  84     new QLabel(i18n("Large"), iconSizeVBox);
  85
  86     m_iconSizeViewer = new PixmapViewer(iconSizeGroup);
  87     m_iconSizeViewer->setMinimumWidth(K3Icon::SizeEnormous);
  88     m_iconSizeViewer->setFixedHeight(K3Icon::SizeEnormous);
  89     m_iconSizeViewer->setEraseColor(iconBackgroundColor);
  90     slotIconSizeChanged(m_iconSizeSlider->value());
  91
  92     if (false /*m_mode == DolphinIconsView::Previews*/) {
  93         // create 'Preview Size' group including slider and preview
  94         Q3GroupBox* previewSizeGroup = new Q3GroupBox(2, Qt::Vertical, i18n("Preview Size"), sizesLayout);
  95         previewSizeGroup->setSizePolicy(sizePolicy);
  96         previewSizeGroup->setMargin(margin);
  97
  98         KHBox* previewSizeVBox = new KHBox(previewSizeGroup);
  99         previewSizeVBox->setSpacing(spacing);
 100         new QLabel(i18n("Small"), previewSizeVBox);
 101         m_previewSizeSlider = new QSlider(0, 5, 1, 0,  Qt::Horizontal, previewSizeVBox);
 102         m_previewSizeSlider->setValue(sliderValue(settings->previewSize()));
 103         m_previewSizeSlider->setTickmarks(QSlider::TicksBelow);
 104         connect(m_previewSizeSlider, SIGNAL(valueChanged(int)),
 105                 this, SLOT(slotPreviewSizeChanged(int)));
 106         new QLabel(i18n("Large"), previewSizeVBox);
 107
 108         m_previewSizeViewer = new PixmapViewer(previewSizeGroup);
 109         m_previewSizeViewer->setMinimumWidth(K3Icon::SizeEnormous);
 110         m_previewSizeViewer->setFixedHeight(K3Icon::SizeEnormous);
 111         m_previewSizeViewer->setEraseColor(iconBackgroundColor);
 112
 113         slotPreviewSizeChanged(m_previewSizeSlider->value());
 114     }
 115
 116     Q3GroupBox* textGroup = new Q3GroupBox(2, Qt::Horizontal, i18n("Text"), this);
 117     textGroup->setSizePolicy(sizePolicy);
 118     textGroup->setMargin(margin);
 119
 120     new QLabel(i18n("Font family:"), textGroup);
 121     m_fontFamilyBox = new QFontComboBox(textGroup);
 122     m_fontFamilyBox->setCurrentFont(settings->fontFamily());
 123
 124     new QLabel(i18n("Font size:"), textGroup);
 125     m_fontSizeBox = new QSpinBox(6, 99, 1, textGroup);
 126     m_fontSizeBox->setValue(settings->fontSize());
 127
 128     new QLabel(i18n("Number of lines:"), textGroup);
 129     m_textlinesCountBox = new QSpinBox(1, 5, 1, textGroup);
 130     m_textlinesCountBox->setValue(settings->numberOfTexlines());
 131
 132     new QLabel(i18n("Text width:"), textGroup);
 133     m_textWidthBox = new QComboBox(textGroup);
 134     m_textWidthBox->insertItem(i18n("Small"));
 135     m_textWidthBox->insertItem(i18n("Medium"));
 136     m_textWidthBox->insertItem(i18n("Large"));
 137
 138     Q3GroupBox* gridGroup = new Q3GroupBox(2, Qt::Horizontal, i18n("Grid"), this);
 139     gridGroup->setSizePolicy(sizePolicy);
 140     gridGroup->setMargin(margin);
 141
 142     const bool leftToRightArrangement = (settings->arrangement() == "LeftToRight");
 143     new QLabel(i18n("Arrangement:"), gridGroup);
 144     m_arrangementBox = new QComboBox(gridGroup);
 145     m_arrangementBox->insertItem(i18n("Left to right"));
 146     m_arrangementBox->insertItem(i18n("Top to bottom"));
 147     m_arrangementBox->setCurrentItem(leftToRightArrangement ? 0 : 1);
 148
 149     new QLabel(i18n("Grid spacing:"), gridGroup);
 150     m_gridSpacingBox = new QComboBox(gridGroup);
 151     m_gridSpacingBox->insertItem(i18n("Small"));
 152     m_gridSpacingBox->insertItem(i18n("Medium"));
 153     m_gridSpacingBox->insertItem(i18n("Large"));
 154     m_gridSpacingBox->setCurrentItem((settings->gridSpacing() - GRID_SPACING_BASE) / GRID_SPACING_INC);
 155
 156     // Add a dummy widget with no restriction regarding
 157     // a vertical resizing. This assures that the dialog layout
 158     // is not stretched vertically.
 159     new QWidget(this);
 160
 161     adjustTextWidthSelection();
 162 }
 163
 164 IconsViewSettingsPage::~IconsViewSettingsPage()
 165 {
 166 }
 167
 168 void IconsViewSettingsPage::applySettings()
 169 {
 170     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 171     assert(settings != 0);
 172
 173     const int defaultSize = iconSize(m_iconSizeSlider->value());
 174     settings->setIconSize(defaultSize);
 175
 176     int previewSize = //(m_mode == DolphinIconsView::Previews) ?
 177                       //iconSize(m_previewSizeSlider->value()) :
 178                       defaultSize;
 179     if (previewSize < defaultSize) {
 180         // assure that the preview size is never smaller than the icon size
 181         previewSize = defaultSize;
 182     }
 183     settings->setPreviewSize(previewSize);
 184
 185     const int fontSize = m_fontSizeBox->value();
 186
 187     QString arrangement = (m_arrangementBox->currentItem() == 0) ?
 188                           "LeftToRight" :
 189                           "TopToBottom";
 190     settings->setArrangement(arrangement);
 191     DolphinSettings::instance().calculateGridSize(m_textWidthBox->currentItem());
 192
 193     settings->setFontFamily(m_fontFamilyBox->currentFont().family());
 194     settings->setFontSize(fontSize);
 195     settings->setNumberOfTexlines(m_textlinesCountBox->value());
 196
 197     settings->setGridSpacing(GRID_SPACING_BASE +
 198                              m_gridSpacingBox->currentItem() * GRID_SPACING_INC);
 199 }
 200
 201 void IconsViewSettingsPage::slotIconSizeChanged(int value)
 202 {
 203     KIconLoader iconLoader;
 204     m_iconSizeViewer->setPixmap(iconLoader.loadIcon("folder", K3Icon::Desktop, iconSize(value)));
 205
 206     if (m_previewSizeSlider != 0) {
 207         int previewSizeValue = m_previewSizeSlider->value();
 208         if (previewSizeValue < value) {
 209             // assure that the preview size is never smaller than the icon size
 210             previewSizeValue = value;
 211         }
 212         slotPreviewSizeChanged(previewSizeValue);
 213     }
 214 }
 215
 216 void IconsViewSettingsPage::slotPreviewSizeChanged(int value)
 217 {
 218     KIconLoader iconLoader;
 219     const int iconSizeValue = m_iconSizeSlider->value();
 220     if (value < iconSizeValue) {
 221         // assure that the preview size is never smaller than the icon size
 222         value = iconSizeValue;
 223     }
 224     m_previewSizeViewer->setPixmap(iconLoader.loadIcon("preview", K3Icon::Desktop, iconSize(value)));
 225 }
 226
 227 int IconsViewSettingsPage::iconSize(int sliderValue) const
 228 {
 229     int size = K3Icon::SizeMedium;
 230     switch (sliderValue) {
 231         case 0: size = K3Icon::SizeSmall; break;
 232         case 1: size = K3Icon::SizeSmallMedium; break;
 233         case 2: size = K3Icon::SizeMedium; break;
 234         case 3: size = K3Icon::SizeLarge; break;
 235         case 4: size = K3Icon::SizeHuge; break;
 236         case 5: size = K3Icon::SizeEnormous; break;
 237     }
 238     return size;
 239 }
 240
 241 int IconsViewSettingsPage::sliderValue(int iconSize) const
 242 {
 243     int value = 0;
 244     switch (iconSize) {
 245         case K3Icon::SizeSmall: value = 0; break;
 246         case K3Icon::SizeSmallMedium: value = 1; break;
 247         case K3Icon::SizeMedium: value = 2; break;
 248         case K3Icon::SizeLarge: value = 3; break;
 249         case K3Icon::SizeHuge: value = 4; break;
 250         case K3Icon::SizeEnormous: value = 5; break;
 251         default: break;
 252     }
 253     return value;
 254 }
 255
 256 void IconsViewSettingsPage::adjustTextWidthSelection()
 257 {
 258     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 259     assert(settings != 0);
 260     m_textWidthBox->setCurrentItem(DolphinSettings::instance().textWidthHint());
 261 }
 262
 263 #include "iconsviewsettingspage.moc"