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 <KLocalizedString>
  29
  30 #include <QCheckBox>
  31 #include <QGroupBox>
  32 #include <QLabel>
  33 #include <QVBoxLayout>
  34 #include <QHelpEvent>
  35 #include <QApplication>
  36
  37 #include <views/zoomlevelinfo.h>
  38
  39 ViewSettingsTab::ViewSettingsTab(Mode mode, QWidget* parent) :
  40     QWidget(parent),
  41     m_mode(mode),
  42     m_defaultSizeSlider(nullptr),
  43     m_previewSizeSlider(nullptr),
  44     m_fontRequester(nullptr),
  45     m_widthBox(nullptr),
  46     m_maxLinesBox(nullptr),
  47     m_expandableFolders(nullptr)
  48 {
  49     QVBoxLayout* topLayout = new QVBoxLayout(this);
  50
  51     // Create "Icon Size" group
  52     QGroupBox* iconSizeGroup = new QGroupBox(this);
  53     iconSizeGroup->setTitle(i18nc("@title:group", "Icon Size"));
  54
  55     const int minRange = ZoomLevelInfo::minimumLevel();
  56     const int maxRange = ZoomLevelInfo::maximumLevel();
  57
  58     QLabel* defaultLabel = new QLabel(i18nc("@label:listbox", "Default:"), this);
  59     m_defaultSizeSlider = new QSlider(Qt::Horizontal, this);
  60     m_defaultSizeSlider->setPageStep(1);
  61     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
  62     m_defaultSizeSlider->setRange(minRange, maxRange);
  63     connect(m_defaultSizeSlider, &QSlider::valueChanged,
  64             this, &ViewSettingsTab::slotDefaultSliderMoved);
  65
  66     QLabel* previewLabel = new QLabel(i18nc("@label:listbox", "Preview:"), this);
  67     m_previewSizeSlider = new QSlider(Qt::Horizontal, this);
  68     m_previewSizeSlider->setPageStep(1);
  69     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
  70     m_previewSizeSlider->setRange(minRange, maxRange);
  71     connect(m_previewSizeSlider, &QSlider::valueChanged,
  72             this, &ViewSettingsTab::slotPreviewSliderMoved);
  73
  74     QGridLayout* layout = new QGridLayout(iconSizeGroup);
  75     layout->addWidget(defaultLabel, 0, 0, Qt::AlignRight);
  76     layout->addWidget(m_defaultSizeSlider, 0, 1);
  77     layout->addWidget(previewLabel, 1, 0, Qt::AlignRight);
  78     layout->addWidget(m_previewSizeSlider, 1, 1);
  79
  80     // Create "Text" group
  81     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
  82
  83     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
  84     m_fontRequester = new DolphinFontRequester(textGroup);
  85
  86     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
  87     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
  88     textGroupLayout->addWidget(m_fontRequester, 0, 1);
  89
  90     switch (m_mode) {
  91     case IconsMode: {
  92         QLabel* widthLabel = new QLabel(i18nc("@label:listbox", "Width:"), textGroup);
  93         m_widthBox = new KComboBox(textGroup);
  94         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
  95         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
  96         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
  97         m_widthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
  98
  99         QLabel* maxLinesLabel = new QLabel(i18nc("@label:listbox", "Maximum lines:"), textGroup);
 100         m_maxLinesBox = new KComboBox(textGroup);
 101         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "Unlimited"));
 102         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "1"));
 103         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "2"));
 104         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "3"));
 105         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "4"));
 106         m_maxLinesBox->addItem(i18nc("@item:inlistbox Maximum lines", "5"));
 107
 108         textGroupLayout->addWidget(widthLabel, 2, 0, Qt::AlignRight);
 109         textGroupLayout->addWidget(m_widthBox, 2, 1);
 110         textGroupLayout->addWidget(maxLinesLabel, 3, 0, Qt::AlignRight);
 111         textGroupLayout->addWidget(m_maxLinesBox, 3, 1);
 112         break;
 113     }
 114     case CompactMode: {
 115         QLabel* maxWidthLabel = new QLabel(i18nc("@label:listbox", "Maximum width:"), textGroup);
 116         m_widthBox = new KComboBox(textGroup);
 117         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Unlimited"));
 118         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Small"));
 119         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Medium"));
 120         m_widthBox->addItem(i18nc("@item:inlistbox Maximum width", "Large"));
 121
 122         textGroupLayout->addWidget(maxWidthLabel, 2, 0, Qt::AlignRight);
 123         textGroupLayout->addWidget(m_widthBox, 2, 1);
 124         break;
 125     }
 126     case DetailsMode:
 127         m_expandableFolders = new QCheckBox(i18nc("@option:check", "Expandable folders"), this);
 128         break;
 129     default:
 130         break;
 131     }
 132
 133     topLayout->addWidget(iconSizeGroup);
 134     topLayout->addWidget(textGroup);
 135     if (m_expandableFolders) {
 136         topLayout->addWidget(m_expandableFolders);
 137     }
 138     topLayout->addStretch(1);
 139
 140     loadSettings();
 141
 142     connect(m_defaultSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 143     connect(m_previewSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 144     connect(m_fontRequester, &DolphinFontRequester::changed, this, &ViewSettingsTab::changed);
 145
 146     switch (m_mode) {
 147     case IconsMode:
 148         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 149         connect(m_maxLinesBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 150         break;
 151     case CompactMode:
 152         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 153         break;
 154     case DetailsMode:
 155         connect(m_expandableFolders, &QCheckBox::toggled, this, &ViewSettingsTab::changed);
 156         break;
 157     default:
 158         break;
 159     }
 160 }
 161
 162 ViewSettingsTab::~ViewSettingsTab()
 163 {
 164 }
 165
 166 void ViewSettingsTab::applySettings()
 167 {
 168     const QFont font = m_fontRequester->currentFont();
 169     const bool useSystemFont = (m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 170
 171     switch (m_mode) {
 172     case IconsMode:
 173         IconsModeSettings::setTextWidthIndex(m_widthBox->currentIndex());
 174         IconsModeSettings::setMaximumTextLines(m_maxLinesBox->currentIndex());
 175         break;
 176     case CompactMode:
 177         CompactModeSettings::setMaximumTextWidthIndex(m_widthBox->currentIndex());
 178         break;
 179     case DetailsMode:
 180         DetailsModeSettings::setExpandableFolders(m_expandableFolders->isChecked());
 181         break;
 182     default:
 183         break;
 184     }
 185
 186     ViewModeSettings settings(viewMode());
 187
 188     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_defaultSizeSlider->value());
 189     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_previewSizeSlider->value());
 190     settings.setIconSize(iconSize);
 191     settings.setPreviewSize(previewSize);
 192
 193     settings.setUseSystemFont(useSystemFont);
 194     settings.setFontFamily(font.family());
 195     settings.setFontSize(font.pointSizeF());
 196     settings.setItalicFont(font.italic());
 197     settings.setFontWeight(font.weight());
 198
 199     settings.save();
 200 }
 201
 202 void ViewSettingsTab::restoreDefaultSettings()
 203 {
 204     KConfigSkeleton* settings = nullptr;
 205     switch (m_mode) {
 206     case IconsMode:   settings = IconsModeSettings::self(); break;
 207     case CompactMode: settings = CompactModeSettings::self(); break;
 208     case DetailsMode: settings = DetailsModeSettings::self(); break;
 209     default: Q_ASSERT(false); break;
 210     }
 211
 212     settings->useDefaults(true);
 213     loadSettings();
 214     settings->useDefaults(false);
 215 }
 216
 217 void ViewSettingsTab::loadSettings()
 218 {
 219     switch (m_mode) {
 220     case IconsMode:
 221         m_widthBox->setCurrentIndex(IconsModeSettings::textWidthIndex());
 222         m_maxLinesBox->setCurrentIndex(IconsModeSettings::maximumTextLines());
 223         break;
 224     case CompactMode:
 225         m_widthBox->setCurrentIndex(CompactModeSettings::maximumTextWidthIndex());
 226         break;
 227     case DetailsMode:
 228         m_expandableFolders->setChecked(DetailsModeSettings::expandableFolders());
 229         break;
 230     default:
 231         break;
 232     }
 233
 234     const ViewModeSettings settings(viewMode());
 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