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 "global.h"
  27 #include "views/zoomlevelinfo.h"
  28
  29 #include <KLocalizedString>
  30
  31 #include <QApplication>
  32 #include <QCheckBox>
  33 #include <QComboBox>
  34 #include <QHelpEvent>
  35 #include <QFormLayout>
  36
  37 ViewSettingsTab::ViewSettingsTab(Mode mode, QWidget* parent) :
  38     QWidget(parent),
  39     m_mode(mode),
  40     m_defaultSizeSlider(nullptr),
  41     m_previewSizeSlider(nullptr),
  42     m_fontRequester(nullptr),
  43     m_widthBox(nullptr),
  44     m_maxLinesBox(nullptr),
  45     m_expandableFolders(nullptr)
  46 {
  47     QFormLayout* topLayout = new QFormLayout(this);
  48
  49
  50     // Create "Icon Size" section
  51     const int minRange = ZoomLevelInfo::minimumLevel();
  52     const int maxRange = ZoomLevelInfo::maximumLevel();
  53
  54     m_defaultSizeSlider = new QSlider(Qt::Horizontal);
  55     m_defaultSizeSlider->setPageStep(1);
  56     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
  57     m_defaultSizeSlider->setRange(minRange, maxRange);
  58     connect(m_defaultSizeSlider, &QSlider::valueChanged,
  59             this, &ViewSettingsTab::slotDefaultSliderMoved);
  60     topLayout->addRow(i18nc("@label:listbox", "Default icon size:"), m_defaultSizeSlider);
  61
  62     m_previewSizeSlider = new QSlider(Qt::Horizontal);
  63     m_previewSizeSlider->setPageStep(1);
  64     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
  65     m_previewSizeSlider->setRange(minRange, maxRange);
  66     connect(m_previewSizeSlider, &QSlider::valueChanged,
  67             this, &ViewSettingsTab::slotPreviewSliderMoved);
  68     topLayout->addRow(i18nc("@label:listbox", "Preview icon size:"), m_previewSizeSlider);
  69
  70
  71     topLayout->addItem(new QSpacerItem(0, Dolphin::VERTICAL_SPACER_HEIGHT, QSizePolicy::Fixed, QSizePolicy::Fixed));
  72
  73
  74     // Create "Label" section
  75     m_fontRequester = new DolphinFontRequester(this);
  76     topLayout->addRow(i18nc("@label:listbox", "Label font:"), m_fontRequester);
  77
  78
  79     switch (m_mode) {
  80     case IconsMode: {
  81         m_widthBox = new QComboBox();
  82         m_widthBox->addItem(i18nc("@item:inlistbox Label width", "Small"));
  83         m_widthBox->addItem(i18nc("@item:inlistbox Label width", "Medium"));
  84         m_widthBox->addItem(i18nc("@item:inlistbox Label width", "Large"));
  85         m_widthBox->addItem(i18nc("@item:inlistbox Label width", "Huge"));
  86         topLayout->addRow(i18nc("@label:listbox", "Label width:"), m_widthBox);
  87
  88         m_maxLinesBox = new QComboBox();
  89         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "Unlimited"));
  90         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "1"));
  91         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "2"));
  92         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "3"));
  93         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "4"));
  94         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "5"));
  95         topLayout->addRow(i18nc("@label:listbox", "Maximum lines:"), m_maxLinesBox);
  96         break;
  97     }
  98     case CompactMode: {
  99         m_widthBox = new QComboBox();
 100         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Unlimited"));
 101         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Small"));
 102         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Medium"));
 103         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Large"));
 104         topLayout->addRow(i18nc("@label:listbox", "Maximum width:"), m_widthBox);
 105         break;
 106     }
 107     case DetailsMode:
 108         m_expandableFolders = new QCheckBox(i18nc("@option:check", "Expandable"));
 109         topLayout->addRow(i18nc("@label:checkbox", "Folders:"), m_expandableFolders);
 110         break;
 111     default:
 112         break;
 113     }
 114
 115     loadSettings();
 116
 117     connect(m_defaultSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 118     connect(m_previewSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 119     connect(m_fontRequester, &DolphinFontRequester::changed, this, &ViewSettingsTab::changed);
 120
 121     switch (m_mode) {
 122     case IconsMode:
 123 #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
 124         connect(m_widthBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 125 #else
 126         connect(m_widthBox, QOverload<int, const QString &>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 127 #endif
 128 #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
 129         connect(m_maxLinesBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 130 #else
 131         connect(m_maxLinesBox, QOverload<int, const QString &>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 132 #endif
 133         break;
 134     case CompactMode:
 135 #if QT_VERSION < QT_VERSION_CHECK(5, 15, 0)
 136         connect(m_widthBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 137 #else
 138         connect(m_widthBox, QOverload<int, const QString &>::of(&QComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 139 #endif
 140         break;
 141     case DetailsMode:
 142         connect(m_expandableFolders, &QCheckBox::toggled, this, &ViewSettingsTab::changed);
 143         break;
 144     default:
 145         break;
 146     }
 147 }
 148
 149 ViewSettingsTab::~ViewSettingsTab()
 150 {
 151 }
 152
 153 void ViewSettingsTab::applySettings()
 154 {
 155     const QFont font = m_fontRequester->currentFont();
 156     const bool useSystemFont = (m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 157
 158     switch (m_mode) {
 159     case IconsMode:
 160         IconsModeSettings::setTextWidthIndex(m_widthBox->currentIndex());
 161         IconsModeSettings::setMaximumTextLines(m_maxLinesBox->currentIndex());
 162         break;
 163     case CompactMode:
 164         CompactModeSettings::setMaximumTextWidthIndex(m_widthBox->currentIndex());
 165         break;
 166     case DetailsMode:
 167         DetailsModeSettings::setExpandableFolders(m_expandableFolders->isChecked());
 168         break;
 169     default:
 170         break;
 171     }
 172
 173     ViewModeSettings settings(viewMode());
 174
 175     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_defaultSizeSlider->value());
 176     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_previewSizeSlider->value());
 177     settings.setIconSize(iconSize);
 178     settings.setPreviewSize(previewSize);
 179
 180     settings.setUseSystemFont(useSystemFont);
 181     settings.setFontFamily(font.family());
 182     settings.setFontSize(font.pointSizeF());
 183     settings.setItalicFont(font.italic());
 184     settings.setFontWeight(font.weight());
 185
 186     settings.save();
 187 }
 188
 189 void ViewSettingsTab::restoreDefaultSettings()
 190 {
 191     KConfigSkeleton* settings = nullptr;
 192     switch (m_mode) {
 193     case IconsMode:   settings = IconsModeSettings::self(); break;
 194     case CompactMode: settings = CompactModeSettings::self(); break;
 195     case DetailsMode: settings = DetailsModeSettings::self(); break;
 196     default: Q_ASSERT(false); break;
 197     }
 198
 199     settings->useDefaults(true);
 200     loadSettings();
 201     settings->useDefaults(false);
 202 }
 203
 204 void ViewSettingsTab::loadSettings()
 205 {
 206     switch (m_mode) {
 207     case IconsMode:
 208         m_widthBox->setCurrentIndex(IconsModeSettings::textWidthIndex());
 209         m_maxLinesBox->setCurrentIndex(IconsModeSettings::maximumTextLines());
 210         break;
 211     case CompactMode:
 212         m_widthBox->setCurrentIndex(CompactModeSettings::maximumTextWidthIndex());
 213         break;
 214     case DetailsMode:
 215         m_expandableFolders->setChecked(DetailsModeSettings::expandableFolders());
 216         break;
 217     default:
 218         break;
 219     }
 220
 221     const ViewModeSettings settings(viewMode());
 222
 223     const QSize iconSize(settings.iconSize(), settings.iconSize());
 224     m_defaultSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
 225
 226     const QSize previewSize(settings.previewSize(), settings.previewSize());
 227     m_previewSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(previewSize));
 228
 229     m_fontRequester->setMode(settings.useSystemFont()
 230                              ? DolphinFontRequester::SystemFont
 231                              : DolphinFontRequester::CustomFont);
 232
 233     QFont font(settings.fontFamily(), qRound(settings.fontSize()));
 234     font.setItalic(settings.italicFont());
 235     font.setWeight(settings.fontWeight());
 236     font.setPointSizeF(settings.fontSize());
 237     m_fontRequester->setCustomFont(font);
 238 }
 239
 240 ViewModeSettings::ViewMode ViewSettingsTab::viewMode() const
 241 {
 242     ViewModeSettings::ViewMode mode;
 243
 244     switch (m_mode) {
 245     case ViewSettingsTab::IconsMode:   mode = ViewModeSettings::IconsMode; break;
 246     case ViewSettingsTab::CompactMode: mode = ViewModeSettings::CompactMode; break;
 247     case ViewSettingsTab::DetailsMode: mode = ViewModeSettings::DetailsMode; break;
 248     default:                           mode = ViewModeSettings::IconsMode;
 249                                        Q_ASSERT(false);
 250                                        break;
 251     }
 252
 253     return mode;
 254 }
 255
 256
 257 void ViewSettingsTab::slotDefaultSliderMoved(int value)
 258 {
 259     showToolTip(m_defaultSizeSlider, value);
 260 }
 261
 262 void ViewSettingsTab::slotPreviewSliderMoved(int value)
 263 {
 264     showToolTip(m_previewSizeSlider, value);
 265 }
 266
 267 void ViewSettingsTab::showToolTip(QSlider* slider, int value)
 268 {
 269     const int size = ZoomLevelInfo::iconSizeForZoomLevel(value);
 270     slider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
 271     if (!slider->isVisible()) {
 272         return;
 273     }
 274     QPoint global = slider->rect().topLeft();
 275     global.ry() += slider->height() / 2;
 276     QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), slider->mapToGlobal(global));
 277     QApplication::sendEvent(slider, &toolTipEvent);
 278 }
 279