src/settings/viewmodes/iconsviewsettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2006 by Peter Penz <peter.penz@gmx.at>                  *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "iconsviewsettingspage.h"
  21
  22 #include "dolphinfontrequester.h"
  23 #include "settings/dolphinsettings.h"
  24 #include "iconsizegroupbox.h"
  25
  26 #include "dolphin_iconsmodesettings.h"
  27
  28 #include <KDialog>
  29 #include <KIconLoader>
  30 #include <KGlobalSettings>
  31 #include <KLocale>
  32 #include <kcombobox.h>
  33 #include <KNumInput>
  34
  35 #include <QCheckBox>
  36 #include <QGroupBox>
  37 #include <QLabel>
  38 #include <QListView>
  39 #include <QPushButton>
  40 #include <QGridLayout>
  41 #include <QVBoxLayout>
  42
  43 #include <views/zoomlevelinfo.h>
  44
  45 IconsViewSettingsPage::IconsViewSettingsPage(QWidget* parent) :
  46     ViewSettingsPageBase(parent),
  47     m_iconSizeGroupBox(0),
  48     m_textWidthBox(0),
  49     m_fontRequester(0),
  50     m_textlinesCountBox(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     // Create "Icon" properties
  62     m_iconSizeGroupBox = new IconSizeGroupBox(this);
  63     m_iconSizeGroupBox->setSizePolicy(sizePolicy);
  64
  65     const int min = ZoomLevelInfo::minimumLevel();
  66     const int max = ZoomLevelInfo::maximumLevel();
  67     m_iconSizeGroupBox->setDefaultSizeRange(min, max);
  68     m_iconSizeGroupBox->setPreviewSizeRange(min, max);
  69
  70     // create 'Text' group for selecting the font, the number of lines
  71     // and the text width
  72     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  73     textGroup->setSizePolicy(sizePolicy);
  74
  75     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  76     m_fontRequester = new DolphinFontRequester(textGroup);
  77
  78     QLabel* textlinesCountLabel = new QLabel(i18nc("@label:textbox", "Number of lines:"), textGroup);
  79     m_textlinesCountBox = new KIntSpinBox(textGroup);
  80     m_textlinesCountBox->setMinimum(1);
  81     m_textlinesCountBox->setMaximum(5);
  82
  83     QLabel* textWidthLabel = new QLabel(i18nc("@label:listbox", "Text width:"), textGroup);
  84     m_textWidthBox = new KComboBox(textGroup);
  85     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  86     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  87     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  88     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
  89
  90     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  91     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
  92     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  93     textGroupLayout->addWidget(textlinesCountLabel, 1, 0, Qt::AlignRight);
  94     textGroupLayout->addWidget(m_textlinesCountBox, 1, 1);
  95     textGroupLayout->addWidget(textWidthLabel, 2, 0, Qt::AlignRight);
  96     textGroupLayout->addWidget(m_textWidthBox, 2, 1);
  97
  98     // create the 'Grid' group for selecting the arrangement and the grid spacing
  99     QGroupBox* gridGroup = new QGroupBox(i18nc("@title:group", "Grid"), this);
 100     gridGroup->setSizePolicy(sizePolicy);
 101
 102     QLabel* arrangementLabel = new QLabel(i18nc("@label:listbox", "Arrangement:"), gridGroup);
 103     m_arrangementBox = new KComboBox(gridGroup);
 104     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Columns"));
 105     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Rows"));
 106
 107     QLabel* gridSpacingLabel = new QLabel(i18nc("@label:listbox", "Grid spacing:"), gridGroup);
 108     m_gridSpacingBox = new KComboBox(gridGroup);
 109     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "None"));
 110     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Small"));
 111     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Medium"));
 112     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Large"));
 113
 114     QGridLayout* gridGroupLayout = new QGridLayout(gridGroup);
 115     gridGroupLayout->addWidget(arrangementLabel, 0, 0, Qt::AlignRight);
 116     gridGroupLayout->addWidget(m_arrangementBox, 0, 1);
 117     gridGroupLayout->addWidget(gridSpacingLabel, 1, 0, Qt::AlignRight);
 118     gridGroupLayout->addWidget(m_gridSpacingBox, 1, 1);
 119
 120     // Add a dummy widget with no restriction regarding
 121     // a vertical resizing. This assures that the dialog layout
 122     // is not stretched vertically.
 123     new QWidget(this);
 124
 125     loadSettings();
 126
 127     connect(m_iconSizeGroupBox, SIGNAL(defaultSizeChanged(int)), this, SIGNAL(changed()));
 128     connect(m_iconSizeGroupBox, SIGNAL(previewSizeChanged(int)), this, SIGNAL(changed()));
 129     connect(m_fontRequester, SIGNAL(changed()), this, SIGNAL(changed()));
 130     connect(m_textlinesCountBox, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
 131     connect(m_textWidthBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 132     connect(m_arrangementBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 133     connect(m_gridSpacingBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 134 }
 135
 136 IconsViewSettingsPage::~IconsViewSettingsPage()
 137 {
 138 }
 139
 140 void IconsViewSettingsPage::applySettings()
 141 {
 142     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 143
 144     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_iconSizeGroupBox->defaultSizeValue());
 145     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_iconSizeGroupBox->previewSizeValue());
 146     settings->setIconSize(iconSize);
 147     settings->setPreviewSize(previewSize);
 148
 149     const QFont font = m_fontRequester->font();
 150     const int fontHeight = QFontMetrics(font).height();
 151
 152     const int arrangement = (m_arrangementBox->currentIndex() == 0) ?
 153                             QListView::LeftToRight :
 154                             QListView::TopToBottom;
 155     settings->setArrangement(arrangement);
 156
 157     const int numberOfTextlines = m_textlinesCountBox->value();
 158
 159     const int defaultSize = settings->iconSize();
 160     int itemWidth = defaultSize;
 161     int itemHeight = defaultSize;
 162     const int textSizeIndex = m_textWidthBox->currentIndex();
 163     if (arrangement == QListView::TopToBottom) {
 164         itemWidth += TopToBottomBase + textSizeIndex * TopToBottomInc;
 165         itemHeight += fontHeight * numberOfTextlines + 10;
 166     } else {
 167         itemWidth += LeftToRightBase + textSizeIndex * LeftToRightInc;
 168     }
 169
 170     settings->setItemWidth(itemWidth);
 171     settings->setItemHeight(itemHeight);
 172
 173     settings->setUseSystemFont(m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 174     settings->setFontFamily(font.family());
 175     settings->setFontSize(font.pointSizeF());
 176     settings->setItalicFont(font.italic());
 177     settings->setFontWeight(font.weight());
 178
 179     settings->setNumberOfTextlines(numberOfTextlines);
 180
 181     const int index = m_gridSpacingBox->currentIndex();
 182     if (index == 0) {
 183         // No grid spacing
 184         settings->setGridSpacing(0);
 185     } else {
 186         settings->setGridSpacing(GridSpacingBase + (index - 1) * GridSpacingInc);
 187     }
 188
 189     settings->writeConfig();
 190 }
 191
 192 void IconsViewSettingsPage::restoreDefaults()
 193 {
 194     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 195     settings->useDefaults(true);
 196     loadSettings();
 197     settings->useDefaults(false);
 198 }
 199
 200 void IconsViewSettingsPage::loadSettings()
 201 {
 202     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 203
 204     const QSize iconSize(settings->iconSize(), settings->iconSize());
 205     const int iconSizeValue = ZoomLevelInfo::zoomLevelForIconSize(iconSize);
 206     m_iconSizeGroupBox->setDefaultSizeValue(iconSizeValue);
 207
 208     const QSize previewSize(settings->previewSize(), settings->previewSize());
 209     const int previewSizeValue = ZoomLevelInfo::zoomLevelForIconSize(previewSize);
 210     m_iconSizeGroupBox->setPreviewSizeValue(previewSizeValue);
 211
 212     if (settings->useSystemFont()) {
 213         m_fontRequester->setMode(DolphinFontRequester::SystemFont);
 214     } else {
 215         QFont font(settings->fontFamily(),
 216                    qRound(settings->fontSize()));
 217         font.setItalic(settings->italicFont());
 218         font.setWeight(settings->fontWeight());
 219         font.setPointSizeF(settings->fontSize());
 220         m_fontRequester->setMode(DolphinFontRequester::CustomFont);
 221         m_fontRequester->setCustomFont(font);
 222     }
 223
 224     m_textlinesCountBox->setValue(settings->numberOfTextlines());
 225
 226     const bool leftToRightArrangement = (settings->arrangement() == QListView::LeftToRight);
 227     int textWidthIndex = 0;
 228     const int remainingWidth = settings->itemWidth() - settings->iconSize();
 229     if (leftToRightArrangement) {
 230         textWidthIndex = (remainingWidth - LeftToRightBase) / LeftToRightInc;
 231     } else {
 232         textWidthIndex = (remainingWidth - TopToBottomBase) / TopToBottomInc;
 233     }
 234     // ensure that chosen index is always valid
 235     textWidthIndex = qMax(textWidthIndex, 0);
 236     textWidthIndex = qMin(textWidthIndex, m_textWidthBox->count() - 1);
 237
 238     m_textWidthBox->setCurrentIndex(textWidthIndex);
 239     m_arrangementBox->setCurrentIndex(leftToRightArrangement ? 0 : 1);
 240
 241     const int spacing = settings->gridSpacing();
 242     const int index = (spacing <= 0) ? 0 : 1 + (spacing - GridSpacingBase) / GridSpacingInc;
 243     m_gridSpacingBox->setCurrentIndex(index);
 244 }
 245
 246 #include "iconsviewsettingspage.moc"