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 "dolphin_compactmodesettings.h"
  23 #include "dolphin_detailsmodesettings.h"
  24 #include "dolphin_iconsmodesettings.h"
  25 #include "dolphinfontrequester.h"
  26 #include "views/zoomlevelinfo.h"
  27
  28 #include <KComboBox>
  29 #include <KLocalizedString>
  30
  31 #include <QApplication>
  32 #include <QCheckBox>
  33 #include <QGroupBox>
  34 #include <QHelpEvent>
  35 #include <QLabel>
  36 #include <QVBoxLayout>
  37
  38 ViewSettingsTab::ViewSettingsTab(Mode mode, QWidget* parent) :
  39     QWidget(parent),
  40     m_mode(mode),
  41     m_defaultSizeSlider(nullptr),
  42     m_previewSizeSlider(nullptr),
  43     m_fontRequester(nullptr),
  44     m_widthBox(nullptr),
  45     m_maxLinesBox(nullptr),
  46     m_expandableFolders(nullptr)
  47 {
  48     QVBoxLayout* topLayout = new QVBoxLayout(this);
  49
  50     // Create "Icon Size" group
  51     QGroupBox* iconSizeGroup = new QGroupBox(this);
  52     iconSizeGroup->setTitle(i18nc("@title:group", "Icon Size"));
  53
  54     const int minRange = ZoomLevelInfo::minimumLevel();
  55     const int maxRange = ZoomLevelInfo::maximumLevel();
  56
  57     QLabel* defaultLabel = new QLabel(i18nc("@label:listbox", "Default:"), this);
  58     m_defaultSizeSlider = new QSlider(Qt::Horizontal, this);
  59     m_defaultSizeSlider->setPageStep(1);
  60     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
  61     m_defaultSizeSlider->setRange(minRange, maxRange);
  62     connect(m_defaultSizeSlider, &QSlider::valueChanged,
  63             this, &ViewSettingsTab::slotDefaultSliderMoved);
  64
  65     QLabel* previewLabel = new QLabel(i18nc("@label:listbox", "Preview:"), this);
  66     m_previewSizeSlider = new QSlider(Qt::Horizontal, this);
  67     m_previewSizeSlider->setPageStep(1);
  68     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
  69     m_previewSizeSlider->setRange(minRange, maxRange);
  70     connect(m_previewSizeSlider, &QSlider::valueChanged,
  71             this, &ViewSettingsTab::slotPreviewSliderMoved);
  72
  73     QGridLayout* layout = new QGridLayout(iconSizeGroup);
  74     layout->addWidget(defaultLabel, 0, 0, Qt::AlignRight);
  75     layout->addWidget(m_defaultSizeSlider, 0, 1);
  76     layout->addWidget(previewLabel, 1, 0, Qt::AlignRight);
  77     layout->addWidget(m_previewSizeSlider, 1, 1);
  78
  79     // Create "Text" group
  80     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  81
  82     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  83     m_fontRequester = new DolphinFontRequester(textGroup);
  84
  85     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  86     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
  87     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  88
  89     switch (m_mode) {
  90     case IconsMode: {
  91         QLabel* widthLabel = new QLabel(i18nc("@label:listbox", "Width:"), textGroup);
  92         m_widthBox = new KComboBox(textGroup);
  93         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  94         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  95         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  96         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
  97
  98         QLabel* maxLinesLabel = new QLabel(i18nc("@label:listbox", "Maximum lines:"), textGroup);
  99         m_maxLinesBox = new KComboBox(textGroup);
 100         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "Unlimited"));
 101         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "1"));
 102         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "2"));
 103         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "3"));
 104         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "4"));
 105         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "5"));
 106
 107         textGroupLayout->addWidget(widthLabel, 2, 0, Qt::AlignRight);
 108         textGroupLayout->addWidget(m_widthBox, 2, 1);
 109         textGroupLayout->addWidget(maxLinesLabel, 3, 0, Qt::AlignRight);
 110         textGroupLayout->addWidget(m_maxLinesBox, 3, 1);
 111         break;
 112     }
 113     case CompactMode: {
 114         QLabel* maxWidthLabel = new QLabel(i18nc("@label:listbox", "Maximum width:"), textGroup);
 115         m_widthBox = new KComboBox(textGroup);
 116         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Unlimited"));
 117         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Small"));
 118         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Medium"));
 119         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Large"));
 120
 121         textGroupLayout->addWidget(maxWidthLabel, 2, 0, Qt::AlignRight);
 122         textGroupLayout->addWidget(m_widthBox, 2, 1);
 123         break;
 124     }
 125     case DetailsMode:
 126         m_expandableFolders = new QCheckBox(i18nc("@option:check", "Expandable folders"), this);
 127         break;
 128     default:
 129         break;
 130     }
 131
 132     topLayout->addWidget(iconSizeGroup);
 133     topLayout->addWidget(textGroup);
 134     if (m_expandableFolders) {
 135         topLayout->addWidget(m_expandableFolders);
 136     }
 137     topLayout->addStretch(1);
 138
 139     loadSettings();
 140
 141     connect(m_defaultSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 142     connect(m_previewSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 143     connect(m_fontRequester, &DolphinFontRequester::changed, this, &ViewSettingsTab::changed);
 144
 145     switch (m_mode) {
 146     case IconsMode:
 147         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 148         connect(m_maxLinesBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 149         break;
 150     case CompactMode:
 151         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 152         break;
 153     case DetailsMode:
 154         connect(m_expandableFolders, &QCheckBox::toggled, this, &ViewSettingsTab::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.save();
 199 }
 200
 201 void ViewSettingsTab::restoreDefaultSettings()
 202 {
 203     KConfigSkeleton* settings = nullptr;
 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     const ViewModeSettings settings(viewMode());
 234
 235     const QSize iconSize(settings.iconSize(), settings.iconSize());
 236     m_defaultSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
 237
 238     const QSize previewSize(settings.previewSize(), settings.previewSize());
 239     m_previewSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(previewSize));
 240
 241     m_fontRequester->setMode(settings.useSystemFont()
 242                              ? DolphinFontRequester::SystemFont
 243                              : DolphinFontRequester::CustomFont);
 244
 245     QFont font(settings.fontFamily(), qRound(settings.fontSize()));
 246     font.setItalic(settings.italicFont());
 247     font.setWeight(settings.fontWeight());
 248     font.setPointSizeF(settings.fontSize());
 249     m_fontRequester->setCustomFont(font);
 250 }
 251
 252 ViewModeSettings::ViewMode ViewSettingsTab::viewMode() const
 253 {
 254     ViewModeSettings::ViewMode mode;
 255
 256     switch (m_mode) {
 257     case ViewSettingsTab::IconsMode:   mode = ViewModeSettings::IconsMode; break;
 258     case ViewSettingsTab::CompactMode: mode = ViewModeSettings::CompactMode; break;
 259     case ViewSettingsTab::DetailsMode: mode = ViewModeSettings::DetailsMode; break;
 260     default:                           mode = ViewModeSettings::IconsMode;
 261                                        Q_ASSERT(false);
 262                                        break;
 263     }
 264
 265     return mode;
 266 }
 267
 268
 269 void ViewSettingsTab::slotDefaultSliderMoved(int value)
 270 {
 271     showToolTip(m_defaultSizeSlider, value);
 272 }
 273
 274 void ViewSettingsTab::slotPreviewSliderMoved(int value)
 275 {
 276     showToolTip(m_previewSizeSlider, value);
 277 }
 278
 279 void ViewSettingsTab::showToolTip(QSlider* slider, int value)
 280 {
 281     const int size = ZoomLevelInfo::iconSizeForZoomLevel(value);
 282     slider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
 283     if (!slider->isVisible()) {
 284         return;
 285     }
 286     QPoint global = slider->rect().topLeft();
 287     global.ry() += slider->height() / 2;
 288     QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), slider->mapToGlobal(global));
 289     QApplication::sendEvent(slider, &toolTipEvent);
 290 }
 291