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 "dolphinsettings.h"
  23 #include "iconsizedialog.h"
  24
  25 #include "dolphin_iconsmodesettings.h"
  26
  27 #include <kdialog.h>
  28 #include <kfontrequester.h>
  29 #include <kiconloader.h>
  30 #include <kglobalsettings.h>
  31 #include <klocale.h>
  32
  33 #include <QtGui/QComboBox>
  34 #include <QtGui/QGroupBox>
  35 #include <QtGui/QLabel>
  36 #include <QtGui/QListView>
  37 #include <QtGui/QPushButton>
  38 #include <QtGui/QSpinBox>
  39 #include <QtGui/QGridLayout>
  40 #include <QtCore/QDebug>
  41
  42 IconsViewSettingsPage::IconsViewSettingsPage(DolphinMainWindow* mainWindow,
  43                                              QWidget* parent) :
  44     KVBox(parent),
  45     m_mainWindow(mainWindow),
  46     m_iconSize(0),
  47     m_previewSize(0),
  48     m_iconSizeButton(0),
  49     m_textWidthBox(0),
  50     m_fontRequester(0),
  51     m_textlinesCountBox(0),
  52     m_arrangementBox(0),
  53     m_gridSpacingBox(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     m_iconSizeButton = new QPushButton(i18n("Change Icon && Preview Size..."), this);
  63     connect(m_iconSizeButton, SIGNAL(clicked()),
  64             this, SLOT(openIconSizeDialog()));
  65
  66     // create 'Text' group for selecting the font, the number of lines
  67     // and the text width
  68     QGroupBox* textGroup = new QGroupBox(i18n("Text"), this);
  69     textGroup->setSizePolicy(sizePolicy);
  70
  71     QLabel* fontLabel = new QLabel(i18n("Font:"), textGroup);
  72     m_fontRequester = new KFontRequester(textGroup);
  73
  74     QLabel* textlinesCountLabel = new QLabel(i18n("Number of lines:"), textGroup);
  75     m_textlinesCountBox = new QSpinBox(1, 5, 1, textGroup);
  76
  77     QLabel* textWidthLabel = new QLabel(i18n("Text width:"), textGroup);
  78     m_textWidthBox = new QComboBox(textGroup);
  79     m_textWidthBox->addItem(i18nc("Text width", "Small"));
  80     m_textWidthBox->addItem(i18nc("Text width", "Medium"));
  81     m_textWidthBox->addItem(i18nc("Text width", "Large"));
  82
  83     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  84     textGroupLayout->addWidget(fontLabel, 0, 0);
  85     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  86     textGroupLayout->addWidget(textlinesCountLabel, 1, 0);
  87     textGroupLayout->addWidget(m_textlinesCountBox, 1, 1);
  88     textGroupLayout->addWidget(textWidthLabel, 2, 0);
  89     textGroupLayout->addWidget(m_textWidthBox, 2, 1);
  90
  91     // create the 'Grid' group for selecting the arrangement and the grid spacing
  92     QGroupBox* gridGroup = new QGroupBox(i18n("Grid"), this);
  93     gridGroup->setSizePolicy(sizePolicy);
  94
  95     QLabel* arrangementLabel = new QLabel(i18n("Arrangement:"), gridGroup);
  96     m_arrangementBox = new QComboBox(gridGroup);
  97     m_arrangementBox->addItem(i18n("Left to Right"));
  98     m_arrangementBox->addItem(i18n("Top to Bottom"));
  99
 100     QLabel* gridSpacingLabel = new QLabel(i18n("Grid spacing:"), gridGroup);
 101     m_gridSpacingBox = new QComboBox(gridGroup);
 102     m_gridSpacingBox->addItem(i18nc("Grid spacing", "Small"));
 103     m_gridSpacingBox->addItem(i18nc("Grid spacing", "Medium"));
 104     m_gridSpacingBox->addItem(i18nc("Grid spacing", "Large"));
 105
 106     QGridLayout* gridGroupLayout = new QGridLayout(gridGroup);
 107     gridGroupLayout->addWidget(arrangementLabel, 0, 0);
 108     gridGroupLayout->addWidget(m_arrangementBox, 0, 1);
 109     gridGroupLayout->addWidget(gridSpacingLabel, 1, 0);
 110     gridGroupLayout->addWidget(m_gridSpacingBox, 1, 1);
 111
 112     // Add a dummy widget with no restriction regarding
 113     // a vertical resizing. This assures that the dialog layout
 114     // is not stretched vertically.
 115     new QWidget(this);
 116
 117     loadSettings();
 118 }
 119
 120 IconsViewSettingsPage::~IconsViewSettingsPage()
 121 {}
 122
 123 void IconsViewSettingsPage::applySettings()
 124 {
 125     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 126
 127     settings->setIconSize(m_iconSize);
 128     settings->setPreviewSize(m_previewSize);
 129
 130     const QFont font = m_fontRequester->font();
 131     const int fontHeight = QFontMetrics(font).height();
 132
 133     const int arrangement = (m_arrangementBox->currentIndex() == 0) ?
 134                             QListView::LeftToRight :
 135                             QListView::TopToBottom;
 136     settings->setArrangement(arrangement);
 137
 138     const int numberOfTextlines = m_textlinesCountBox->value();
 139
 140     const int defaultSize = settings->iconSize();
 141     int itemWidth = defaultSize;
 142     int itemHeight = defaultSize;
 143     const int textSizeIndex = m_textWidthBox->currentIndex();
 144     if (arrangement == QListView::TopToBottom) {
 145         itemWidth += TopToBottomBase + textSizeIndex * TopToBottomInc;
 146         itemHeight += fontHeight * numberOfTextlines + 16;
 147     } else {
 148         itemWidth += LeftToRightBase + textSizeIndex * LeftToRightInc;
 149     }
 150
 151     settings->setItemWidth(itemWidth);
 152     settings->setItemHeight(itemHeight);
 153
 154     settings->setFontFamily(font.family());
 155     settings->setFontSize(font.pointSize());
 156     settings->setItalicFont(font.italic());
 157     settings->setBoldFont(font.bold());
 158
 159     settings->setNumberOfTextlines(numberOfTextlines);
 160
 161     settings->setGridSpacing(GridSpacingBase +
 162                              m_gridSpacingBox->currentIndex() * GridSpacingInc);
 163 }
 164
 165 void IconsViewSettingsPage::restoreDefaults()
 166 {
 167     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 168     settings->setDefaults();
 169     loadSettings();
 170 }
 171
 172 void IconsViewSettingsPage::openIconSizeDialog()
 173 {
 174     IconSizeDialog dialog(this);
 175     if (dialog.exec() == QDialog::Accepted) {
 176         m_iconSize = dialog.iconSize();
 177         m_previewSize = dialog.previewSize();
 178     }
 179 }
 180
 181 void IconsViewSettingsPage::loadSettings()
 182 {
 183     IconsModeSettings* settings = DolphinSettings::instance().iconsModeSettings();
 184
 185     m_iconSize = settings->iconSize();
 186     m_previewSize = settings->previewSize();
 187
 188     QFont font(settings->fontFamily(),
 189                settings->fontSize());
 190     font.setItalic(settings->italicFont());
 191     font.setBold(settings->boldFont());
 192     m_fontRequester->setFont(font);
 193
 194     m_textlinesCountBox->setValue(settings->numberOfTextlines());
 195
 196     const bool leftToRightArrangement = (settings->arrangement() == QListView::LeftToRight);
 197     int textWidthIndex = 0;
 198     const int remainingWidth = settings->itemWidth() - settings->iconSize();
 199     if (leftToRightArrangement) {
 200         textWidthIndex = (remainingWidth - LeftToRightBase) / LeftToRightInc;
 201     } else {
 202         textWidthIndex = (remainingWidth - TopToBottomBase) / TopToBottomInc;
 203     }
 204     // ensure that chosen index is always valid
 205     textWidthIndex = qMax(textWidthIndex, 0);
 206     textWidthIndex = qMin(textWidthIndex, m_textWidthBox->count() - 1);
 207
 208     m_textWidthBox->setCurrentIndex(textWidthIndex);
 209     m_arrangementBox->setCurrentIndex(leftToRightArrangement ? 0 : 1);
 210     m_gridSpacingBox->setCurrentIndex((settings->gridSpacing() - GridSpacingBase) / GridSpacingInc);
 211 }
 212
 213 #include "iconsviewsettingspage.moc"