apps/dolphin/src/settings/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 #include "zoomlevelinfo.h"
  26
  27 #include "dolphin_iconsmodesettings.h"
  28
  29 #include <kdialog.h>
  30 #include <kiconloader.h>
  31 #include <kglobalsettings.h>
  32 #include <klocale.h>
  33 #include <kcombobox.h>
  34
  35 #include <QCheckBox>
  36 #include <QGroupBox>
  37 #include <QLabel>
  38 #include <QListView>
  39 #include <QPushButton>
  40 #include <QSpinBox>
  41 #include <QGridLayout>
  42 #include <QVBoxLayout>
  43
  44 IconsViewSettingsPage::IconsViewSettingsPage(QWidget* parent) :
  45     ViewSettingsPageBase(parent),
  46     m_iconSizeGroupBox(0),
  47     m_textWidthBox(0),
  48     m_fontRequester(0),
  49     m_textlinesCountBox(0),
  50     m_arrangementBox(0),
  51     m_gridSpacingBox(0)
  52 {
  53     const int spacing = KDialog::spacingHint();
  54     const int margin = KDialog::marginHint();
  55     const QSizePolicy sizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
  56
  57     setSpacing(spacing);
  58     setMargin(margin);
  59
  60     // Create "Icon" properties
  61     m_iconSizeGroupBox = new IconSizeGroupBox(this);
  62     m_iconSizeGroupBox->setSizePolicy(sizePolicy);
  63
  64     const int min = ZoomLevelInfo::minimumLevel();
  65     const int max = ZoomLevelInfo::maximumLevel();
  66     m_iconSizeGroupBox->setDefaultSizeRange(min, max);
  67     m_iconSizeGroupBox->setPreviewSizeRange(min, max);
  68
  69     connect(m_iconSizeGroupBox, SIGNAL(defaultSizeChanged(int)),
  70             this, SIGNAL(changed()));
  71     connect(m_iconSizeGroupBox, SIGNAL(previewSizeChanged(int)),
  72             this, SIGNAL(changed()));
  73
  74     // create 'Text' group for selecting the font, the number of lines
  75     // and the text width
  76     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  77     textGroup->setSizePolicy(sizePolicy);
  78
  79     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  80     m_fontRequester = new DolphinFontRequester(textGroup);
  81     connect(m_fontRequester, SIGNAL(changed()), this, SIGNAL(changed()));
  82
  83     QLabel* textlinesCountLabel = new QLabel(i18nc("@label:textbox", "Number of lines:"), textGroup);
  84     m_textlinesCountBox = new QSpinBox(textGroup);
  85     m_textlinesCountBox->setMinimum(1);
  86     m_textlinesCountBox->setMaximum(5);
  87     connect(m_textlinesCountBox, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
  88
  89     QLabel* textWidthLabel = new QLabel(i18nc("@label:listbox", "Text width:"), textGroup);
  90     m_textWidthBox = new KComboBox(textGroup);
  91     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  92     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  93     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  94     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
  95     connect(m_textWidthBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
  96
  97     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  98     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
  99     textGroupLayout->addWidget(m_fontRequester, 0, 1);
 100     textGroupLayout->addWidget(textlinesCountLabel, 1, 0, Qt::AlignRight);
 101     textGroupLayout->addWidget(m_textlinesCountBox, 1, 1);
 102     textGroupLayout->addWidget(textWidthLabel, 2, 0, Qt::AlignRight);
 103     textGroupLayout->addWidget(m_textWidthBox, 2, 1);
 104
 105     // create the 'Grid' group for selecting the arrangement and the grid spacing
 106     QGroupBox* gridGroup = new QGroupBox(i18nc("@title:group", "Grid"), this);
 107     gridGroup->setSizePolicy(sizePolicy);
 108
 109     QLabel* arrangementLabel = new QLabel(i18nc("@label:listbox", "Arrangement:"), gridGroup);
 110     m_arrangementBox = new KComboBox(gridGroup);
 111     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Columns"));
 112     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Rows"));
 113     connect(m_arrangementBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
 114
 115     QLabel* gridSpacingLabel = new QLabel(i18nc("@label:listbox", "Grid spacing:"), gridGroup);
 116     m_gridSpacingBox = new KComboBox(gridGroup);
 117     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "None"));
 118     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Small"));
 119     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Medium"));
 120     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Large"));
 121     connect(m_gridSpacingBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
 122
 123     QGridLayout* gridGroupLayout = new QGridLayout(gridGroup);
 124     gridGroupLayout->addWidget(arrangementLabel, 0, 0, Qt::AlignRight);
 125     gridGroupLayout->addWidget(m_arrangementBox, 0, 1);
 126     gridGroupLayout->addWidget(gridSpacingLabel, 1, 0, Qt::AlignRight);
 127     gridGroupLayout->addWidget(m_gridSpacingBox, 1, 1);
 128
 129     // Add a dummy widget with no restriction regarding
 130     // a vertical resizing. This assures that the dialog layout
 131     // is not stretched vertically.
 132     new QWidget(this);
 133
 134     loadSettings();
 135 }
 136
 137 IconsViewSettingsPage::~IconsViewSettingsPage()
 138 {
 139 }
 140
 141 void IconsViewSettingsPage::applySettings()
 142 {
 143     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 144
 145     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_iconSizeGroupBox->defaultSizeValue());
 146     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_iconSizeGroupBox->previewSizeValue());
 147     settings->setIconSize(iconSize);
 148     settings->setPreviewSize(previewSize);
 149
 150     const QFont font = m_fontRequester->font();
 151     const int fontHeight = QFontMetrics(font).height();
 152
 153     const int arrangement = (m_arrangementBox->currentIndex() == 0) ?
 154                             QListView::LeftToRight :
 155                             QListView::TopToBottom;
 156     settings->setArrangement(arrangement);
 157
 158     const int numberOfTextlines = m_textlinesCountBox->value();
 159
 160     const int defaultSize = settings->iconSize();
 161     int itemWidth = defaultSize;
 162     int itemHeight = defaultSize;
 163     const int textSizeIndex = m_textWidthBox->currentIndex();
 164     if (arrangement == QListView::TopToBottom) {
 165         itemWidth += TopToBottomBase + textSizeIndex * TopToBottomInc;
 166         itemHeight += fontHeight * numberOfTextlines + 10;
 167     } else {
 168         itemWidth += LeftToRightBase + textSizeIndex * LeftToRightInc;
 169     }
 170
 171     settings->setItemWidth(itemWidth);
 172     settings->setItemHeight(itemHeight);
 173
 174     settings->setUseSystemFont(m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 175     settings->setFontFamily(font.family());
 176     settings->setFontSize(font.pointSize());
 177     settings->setItalicFont(font.italic());
 178     settings->setFontWeight(font.weight());
 179
 180     settings->setNumberOfTextlines(numberOfTextlines);
 181
 182     const int index = m_gridSpacingBox->currentIndex();
 183     if (index == 0) {
 184         // No grid spacing
 185         settings->setGridSpacing(0);
 186     } else {
 187         settings->setGridSpacing(GridSpacingBase + (index - 1) * GridSpacingInc);
 188     }
 189 }
 190
 191 void IconsViewSettingsPage::restoreDefaults()
 192 {
 193     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 194     settings->setDefaults();
 195     loadSettings();
 196 }
 197
 198 void IconsViewSettingsPage::loadSettings()
 199 {
 200     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 201
 202     const QSize iconSize(settings->iconSize(), settings->iconSize());
 203     const int iconSizeValue = ZoomLevelInfo::zoomLevelForIconSize(iconSize);
 204     m_iconSizeGroupBox->setDefaultSizeValue(iconSizeValue);
 205
 206     const QSize previewSize(settings->previewSize(), settings->previewSize());
 207     const int previewSizeValue = ZoomLevelInfo::zoomLevelForIconSize(previewSize);
 208     m_iconSizeGroupBox->setPreviewSizeValue(previewSizeValue);
 209
 210     if (settings->useSystemFont()) {
 211         m_fontRequester->setMode(DolphinFontRequester::SystemFont);
 212     } else {
 213         QFont font(settings->fontFamily(),
 214                    settings->fontSize());
 215         font.setItalic(settings->italicFont());
 216         font.setWeight(settings->fontWeight());
 217         m_fontRequester->setMode(DolphinFontRequester::CustomFont);
 218         m_fontRequester->setCustomFont(font);
 219     }
 220
 221     m_textlinesCountBox->setValue(settings->numberOfTextlines());
 222
 223     const bool leftToRightArrangement = (settings->arrangement() == QListView::LeftToRight);
 224     int textWidthIndex = 0;
 225     const int remainingWidth = settings->itemWidth() - settings->iconSize();
 226     if (leftToRightArrangement) {
 227         textWidthIndex = (remainingWidth - LeftToRightBase) / LeftToRightInc;
 228     } else {
 229         textWidthIndex = (remainingWidth - TopToBottomBase) / TopToBottomInc;
 230     }
 231     // ensure that chosen index is always valid
 232     textWidthIndex = qMax(textWidthIndex, 0);
 233     textWidthIndex = qMin(textWidthIndex, m_textWidthBox->count() - 1);
 234
 235     m_textWidthBox->setCurrentIndex(textWidthIndex);
 236     m_arrangementBox->setCurrentIndex(leftToRightArrangement ? 0 : 1);
 237
 238     const int spacing = settings->gridSpacing();
 239     const int index = (spacing <= 0) ? 0 : 1 + (spacing - GridSpacingBase) / GridSpacingInc;
 240     m_gridSpacingBox->setCurrentIndex(index);
 241 }
 242
 243 #include "iconsviewsettingspage.moc"