src/settings/viewmodes/viewsettingstab.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2008-2011 by Peter Penz <peter.penz19@gmail.com>        *
   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 "viewsettingstab.h"
  21
  22 #include "dolphinfontrequester.h"
  23 #include "dolphin_compactmodesettings.h"
  24 #include "dolphin_detailsmodesettings.h"
  25 #include "dolphin_iconsmodesettings.h"
  26
  27 #include <KComboBox>
  28 #include <KLocale>
  29
  30 #include <QCheckBox>
  31 #include <QGroupBox>
  32 #include <QLabel>
  33 #include <QSlider>
  34 #include <QVBoxLayout>
  35 #include <QHelpEvent>
  36 #include <QApplication>
  37
  38 #include <views/zoomlevelinfo.h>
  39
  40 ViewSettingsTab::ViewSettingsTab(Mode mode, QWidget* parent) :
  41     QWidget(parent),
  42     m_mode(mode),
  43     m_defaultSizeSlider(0),
  44     m_previewSizeSlider(0),
  45     m_fontRequester(0),
  46     m_widthBox(0),
  47     m_maxLinesBox(0),
  48     m_expandableFolders(0)
  49 {
  50     QVBoxLayout* topLayout = new QVBoxLayout(this);
  51
  52     // Create "Icon Size" group
  53     QGroupBox* iconSizeGroup = new QGroupBox(this);
  54     iconSizeGroup->setTitle(i18nc("@title:group", "Icon Size"));
  55
  56     const int minRange = ZoomLevelInfo::minimumLevel();
  57     const int maxRange = ZoomLevelInfo::maximumLevel();
  58
  59     QLabel* defaultLabel = new QLabel(i18nc("@label:listbox", "Default:"), this);
  60     m_defaultSizeSlider = new QSlider(Qt::Horizontal, this);
  61     m_defaultSizeSlider->setPageStep(1);
  62     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
  63     m_defaultSizeSlider->setRange(minRange, maxRange);
  64     connect(m_defaultSizeSlider, SIGNAL(valueChanged(int)),
  65             this, SLOT(slotDefaultSliderMoved(int)));
  66
  67     QLabel* previewLabel = new QLabel(i18nc("@label:listbox", "Preview:"), this);
  68     m_previewSizeSlider = new QSlider(Qt::Horizontal, this);
  69     m_previewSizeSlider->setPageStep(1);
  70     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
  71     m_previewSizeSlider->setRange(minRange, maxRange);
  72     connect(m_previewSizeSlider, SIGNAL(valueChanged(int)),
  73             this, SLOT(slotPreviewSliderMoved(int)));
  74
  75     QGridLayout* layout = new QGridLayout(iconSizeGroup);
  76     layout->addWidget(defaultLabel, 0, 0, Qt::AlignRight);
  77     layout->addWidget(m_defaultSizeSlider, 0, 1);
  78     layout->addWidget(previewLabel, 1, 0, Qt::AlignRight);
  79     layout->addWidget(m_previewSizeSlider, 1, 1);
  80
  81     // Create "Text" group
  82     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  83
  84     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  85     m_fontRequester = new DolphinFontRequester(textGroup);
  86
  87     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  88     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
  89     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  90
  91     switch (m_mode) {
  92     case IconsMode: {
  93         QLabel* widthLabel = new QLabel(i18nc("@label:listbox", "Width:"), textGroup);
  94         m_widthBox = new KComboBox(textGroup);
  95         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  96         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  97         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  98         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
  99
 100         QLabel* maxLinesLabel = new QLabel(i18nc("@label:listbox", "Maximum lines:"), textGroup);
 101         m_maxLinesBox = new KComboBox(textGroup);
 102         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "Unlimited"));
 103         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "1"));
 104         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "2"));
 105         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "3"));
 106         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "4"));
 107         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "5"));
 108
 109         textGroupLayout->addWidget(widthLabel, 2, 0, Qt::AlignRight);
 110         textGroupLayout->addWidget(m_widthBox, 2, 1);
 111         textGroupLayout->addWidget(maxLinesLabel, 3, 0, Qt::AlignRight);
 112         textGroupLayout->addWidget(m_maxLinesBox, 3, 1);
 113         break;
 114     }
 115     case CompactMode: {
 116         QLabel* maxWidthLabel = new QLabel(i18nc("@label:listbox", "Maximum width:"), textGroup);
 117         m_widthBox = new KComboBox(textGroup);
 118         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Unlimited"));
 119         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Small"));
 120         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Medium"));
 121         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Large"));
 122
 123         textGroupLayout->addWidget(maxWidthLabel, 2, 0, Qt::AlignRight);
 124         textGroupLayout->addWidget(m_widthBox, 2, 1);
 125         break;
 126     }
 127     case DetailsMode:
 128         m_expandableFolders = new QCheckBox(i18nc("@option:check", "Expandable folders"), this);
 129         break;
 130     default:
 131         break;
 132     }
 133
 134     topLayout->addWidget(iconSizeGroup);
 135     topLayout->addWidget(textGroup);
 136     topLayout->addWidget(m_expandableFolders);
 137     topLayout->addStretch(1);
 138
 139     loadSettings();
 140
 141     connect(m_defaultSizeSlider, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
 142     connect(m_previewSizeSlider, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
 143     connect(m_fontRequester, SIGNAL(changed()), this, SIGNAL(changed()));
 144
 145     switch (m_mode) {
 146     case IconsMode:
 147         connect(m_widthBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 148         connect(m_maxLinesBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 149         break;
 150     case CompactMode:
 151         connect(m_widthBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 152         break;
 153     case DetailsMode:
 154         connect(m_expandableFolders, SIGNAL(toggled(bool)), this, SIGNAL(changed()));
 155         break;
 156     default:
 157         break;
 158     }
 159 }
 160
 161 ViewSettingsTab::~ViewSettingsTab()
 162 {
 163 }
 164
 165 void ViewSettingsTab::applySettings()
 166 {
 167     const QFont font = m_fontRequester->currentFont();
 168     const bool useSystemFont = (m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 169
 170     switch (m_mode) {
 171     case IconsMode:
 172         IconsModeSettings::setTextWidthIndex(m_widthBox->currentIndex());
 173         IconsModeSettings::setMaximumTextLines(m_maxLinesBox->currentIndex());
 174         break;
 175     case CompactMode:
 176         CompactModeSettings::setMaximumTextWidthIndex(m_widthBox->currentIndex());
 177         break;
 178     case DetailsMode:
 179         DetailsModeSettings::setExpandableFolders(m_expandableFolders->isChecked());
 180         break;
 181     default:
 182         break;
 183     }
 184
 185     ViewModeSettings settings(viewMode());
 186
 187     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_defaultSizeSlider->value());
 188     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_previewSizeSlider->value());
 189     settings.setIconSize(iconSize);
 190     settings.setPreviewSize(previewSize);
 191
 192     settings.setUseSystemFont(useSystemFont);
 193     settings.setFontFamily(font.family());
 194     settings.setFontSize(font.pointSizeF());
 195     settings.setItalicFont(font.italic());
 196     settings.setFontWeight(font.weight());
 197
 198     settings.writeConfig();
 199 }
 200
 201 void ViewSettingsTab::restoreDefaultSettings()
 202 {
 203     KConfigSkeleton* settings = 0;
 204     switch (m_mode) {
 205     case IconsMode:   settings = IconsModeSettings::self(); break;
 206     case CompactMode: settings = CompactModeSettings::self(); break;
 207     case DetailsMode: settings = DetailsModeSettings::self(); break;
 208     default: Q_ASSERT(false); break;
 209     }
 210
 211     settings->useDefaults(true);
 212     loadSettings();
 213     settings->useDefaults(false);
 214 }
 215
 216 void ViewSettingsTab::loadSettings()
 217 {
 218     switch (m_mode) {
 219     case IconsMode:
 220         m_widthBox->setCurrentIndex(IconsModeSettings::textWidthIndex());
 221         m_maxLinesBox->setCurrentIndex(IconsModeSettings::maximumTextLines());
 222         break;
 223     case CompactMode:
 224         m_widthBox->setCurrentIndex(CompactModeSettings::maximumTextWidthIndex());
 225         break;
 226     case DetailsMode:
 227         m_expandableFolders->setChecked(DetailsModeSettings::expandableFolders());
 228         break;
 229     default:
 230         break;
 231     }
 232
 233     ViewModeSettings settings(viewMode());
 234     settings.readConfig();
 235
 236     const QSize iconSize(settings.iconSize(), settings.iconSize());
 237     m_defaultSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
 238
 239     const QSize previewSize(settings.previewSize(), settings.previewSize());
 240     m_previewSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(previewSize));
 241
 242     m_fontRequester->setMode(settings.useSystemFont()
 243                              ? DolphinFontRequester::SystemFont
 244                              : DolphinFontRequester::CustomFont);
 245
 246     QFont font(settings.fontFamily(), qRound(settings.fontSize()));
 247     font.setItalic(settings.italicFont());
 248     font.setWeight(settings.fontWeight());
 249     font.setPointSizeF(settings.fontSize());
 250     m_fontRequester->setCustomFont(font);
 251 }
 252
 253 ViewModeSettings::ViewMode ViewSettingsTab::viewMode() const
 254 {
 255     ViewModeSettings::ViewMode mode;
 256
 257     switch (m_mode) {
 258     case ViewSettingsTab::IconsMode:   mode = ViewModeSettings::IconsMode; break;
 259     case ViewSettingsTab::CompactMode: mode = ViewModeSettings::CompactMode; break;
 260     case ViewSettingsTab::DetailsMode: mode = ViewModeSettings::DetailsMode; break;
 261     default:                           mode = ViewModeSettings::IconsMode;
 262                                        Q_ASSERT(false);
 263                                        break;
 264     }
 265
 266     return mode;
 267 }
 268
 269
 270 void ViewSettingsTab::slotDefaultSliderMoved(int value)
 271 {
 272     showToolTip(m_defaultSizeSlider, value);
 273 }
 274
 275 void ViewSettingsTab::slotPreviewSliderMoved(int value)
 276 {
 277     showToolTip(m_previewSizeSlider, value);
 278 }
 279
 280 void ViewSettingsTab::showToolTip(QSlider* slider, int value)
 281 {
 282     const int size = ZoomLevelInfo::iconSizeForZoomLevel(value);
 283     slider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
 284     if (!slider->isVisible()) {
 285         return;
 286     }
 287     QPoint global = slider->rect().topLeft();
 288     global.ry() += slider->height() / 2;
 289     QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), slider->mapToGlobal(global));
 290     QApplication::sendEvent(slider, &toolTipEvent);
 291 }
 292 #include "viewsettingstab.moc"