src/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 "dolphinsettings.h"
  24 #include "iconsizedialog.h"
  25
  26 #include "dolphin_iconsmodesettings.h"
  27
  28 #include <kdialog.h>
  29 #include <kiconloader.h>
  30 #include <kglobalsettings.h>
  31 #include <klocale.h>
  32
  33 #include <QCheckBox>
  34 #include <QComboBox>
  35 #include <QGroupBox>
  36 #include <QLabel>
  37 #include <QListView>
  38 #include <QPushButton>
  39 #include <QSpinBox>
  40 #include <QGridLayout>
  41 #include <QVBoxLayout>
  42
  43 IconsViewSettingsPage::IconsViewSettingsPage(QWidget* parent) :
  44     ViewSettingsPageBase(parent),
  45     m_iconSize(0),
  46     m_previewSize(0),
  47     m_iconSizeButton(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     m_iconSizeButton = new QPushButton(i18nc("@action:button", "Change Icon && Preview Size..."), this);
  62     connect(m_iconSizeButton, SIGNAL(clicked()),
  63             this, SLOT(openIconSizeDialog()));
  64
  65     // create 'Text' group for selecting the font, the number of lines
  66     // and the text width
  67     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  68     textGroup->setSizePolicy(sizePolicy);
  69
  70     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  71     m_fontRequester = new DolphinFontRequester(textGroup);
  72     connect(m_fontRequester, SIGNAL(changed()), this, SIGNAL(changed()));
  73
  74     QLabel* textlinesCountLabel = new QLabel(i18nc("@label:textbox", "Number of lines:"), textGroup);
  75     m_textlinesCountBox = new QSpinBox(textGroup);
  76     m_textlinesCountBox->setMinimum(1);
  77     m_textlinesCountBox->setMaximum(5);
  78     connect(m_textlinesCountBox, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
  79
  80     QLabel* textWidthLabel = new QLabel(i18nc("@label:listbox", "Text width:"), textGroup);
  81     m_textWidthBox = new QComboBox(textGroup);
  82     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  83     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  84     m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  85     connect(m_textWidthBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
  86
  87     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  88     textGroupLayout->addWidget(fontLabel, 0, 0);
  89     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  90     textGroupLayout->addWidget(textlinesCountLabel, 1, 0);
  91     textGroupLayout->addWidget(m_textlinesCountBox, 1, 1);
  92     textGroupLayout->addWidget(textWidthLabel, 2, 0);
  93     textGroupLayout->addWidget(m_textWidthBox, 2, 1);
  94
  95     // create the 'Grid' group for selecting the arrangement and the grid spacing
  96     QGroupBox* gridGroup = new QGroupBox(i18nc("@title:group", "Grid"), this);
  97     gridGroup->setSizePolicy(sizePolicy);
  98
  99     QLabel* arrangementLabel = new QLabel(i18nc("@label:listbox", "Arrangement:"), gridGroup);
 100     m_arrangementBox = new QComboBox(gridGroup);
 101     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Left to Right"));
 102     m_arrangementBox->addItem(i18nc("@item:inlistbox Arrangement", "Top to Bottom"));
 103     connect(m_arrangementBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
 104
 105     QLabel* gridSpacingLabel = new QLabel(i18nc("@label:listbox", "Grid spacing:"), gridGroup);
 106     m_gridSpacingBox = new QComboBox(gridGroup);
 107     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Small"));
 108     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Medium"));
 109     m_gridSpacingBox->addItem(i18nc("@item:inlistbox Grid spacing", "Large"));
 110     connect(m_gridSpacingBox, SIGNAL(activated(int)), this, SIGNAL(changed()));
 111
 112     QGridLayout* gridGroupLayout = new QGridLayout(gridGroup);
 113     gridGroupLayout->addWidget(arrangementLabel, 0, 0);
 114     gridGroupLayout->addWidget(m_arrangementBox, 0, 1);
 115     gridGroupLayout->addWidget(gridSpacingLabel, 1, 0);
 116     gridGroupLayout->addWidget(m_gridSpacingBox, 1, 1);
 117
 118     // Add a dummy widget with no restriction regarding
 119     // a vertical resizing. This assures that the dialog layout
 120     // is not stretched vertically.
 121     new QWidget(this);
 122
 123     loadSettings();
 124 }
 125
 126 IconsViewSettingsPage::~IconsViewSettingsPage()
 127 {
 128 }
 129
 130 void IconsViewSettingsPage::applySettings()
 131 {
 132     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 133
 134     settings->setIconSize(m_iconSize);
 135     settings->setPreviewSize(m_previewSize);
 136
 137     const QFont font = m_fontRequester->font();
 138     const int fontHeight = QFontMetrics(font).height();
 139
 140     const int arrangement = (m_arrangementBox->currentIndex() == 0) ?
 141                             QListView::LeftToRight :
 142                             QListView::TopToBottom;
 143     settings->setArrangement(arrangement);
 144
 145     const int numberOfTextlines = m_textlinesCountBox->value();
 146
 147     const int defaultSize = settings->iconSize();
 148     int itemWidth = defaultSize;
 149     int itemHeight = defaultSize;
 150     const int textSizeIndex = m_textWidthBox->currentIndex();
 151     if (arrangement == QListView::TopToBottom) {
 152         itemWidth += TopToBottomBase + textSizeIndex * TopToBottomInc;
 153         itemHeight += fontHeight * numberOfTextlines + 10;
 154     } else {
 155         itemWidth += LeftToRightBase + textSizeIndex * LeftToRightInc;
 156     }
 157
 158     settings->setItemWidth(itemWidth);
 159     settings->setItemHeight(itemHeight);
 160
 161     settings->setUseSystemFont(m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 162     settings->setFontFamily(font.family());
 163     settings->setFontSize(font.pointSize());
 164     settings->setItalicFont(font.italic());
 165     settings->setFontWeight(font.weight());
 166
 167     settings->setNumberOfTextlines(numberOfTextlines);
 168
 169     settings->setGridSpacing(GridSpacingBase +
 170                              m_gridSpacingBox->currentIndex() * GridSpacingInc);
 171 }
 172
 173 void IconsViewSettingsPage::restoreDefaults()
 174 {
 175     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 176     settings->setDefaults();
 177     loadSettings();
 178 }
 179
 180 void IconsViewSettingsPage::openIconSizeDialog()
 181 {
 182     IconSizeDialog dialog(this);
 183     if (dialog.exec() == QDialog::Accepted) {
 184         m_iconSize = dialog.iconSize();
 185         m_previewSize = dialog.previewSize();
 186         emit changed();
 187     }
 188 }
 189
 190 void IconsViewSettingsPage::loadSettings()
 191 {
 192     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 193
 194     m_iconSize = settings->iconSize();
 195     m_previewSize = settings->previewSize();
 196
 197     if (settings->useSystemFont()) {
 198         m_fontRequester->setMode(DolphinFontRequester::SystemFont);
 199     } else {
 200         QFont font(settings->fontFamily(),
 201                    settings->fontSize());
 202         font.setItalic(settings->italicFont());
 203         font.setWeight(settings->fontWeight());
 204         m_fontRequester->setMode(DolphinFontRequester::CustomFont);
 205         m_fontRequester->setCustomFont(font);
 206     }
 207
 208     m_textlinesCountBox->setValue(settings->numberOfTextlines());
 209
 210     const bool leftToRightArrangement = (settings->arrangement() == QListView::LeftToRight);
 211     int textWidthIndex = 0;
 212     const int remainingWidth = settings->itemWidth() - settings->iconSize();
 213     if (leftToRightArrangement) {
 214         textWidthIndex = (remainingWidth - LeftToRightBase) / LeftToRightInc;
 215     } else {
 216         textWidthIndex = (remainingWidth - TopToBottomBase) / TopToBottomInc;
 217     }
 218     // ensure that chosen index is always valid
 219     textWidthIndex = qMax(textWidthIndex, 0);
 220     textWidthIndex = qMin(textWidthIndex, m_textWidthBox->count() - 1);
 221
 222     m_textWidthBox->setCurrentIndex(textWidthIndex);
 223     m_arrangementBox->setCurrentIndex(leftToRightArrangement ? 0 : 1);
 224     m_gridSpacingBox->setCurrentIndex((settings->gridSpacing() - GridSpacingBase) / GridSpacingInc);
 225 }
 226
 227 #include "iconsviewsettingspage.moc"