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 <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, &QSlider::valueChanged,
  65             this, &ViewSettingsTab::slotDefaultSliderMoved);
  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, &QSlider::valueChanged,
  73             this, &ViewSettingsTab::slotPreviewSliderMoved);
  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     if (m_expandableFolders) {
 137         topLayout->addWidget(m_expandableFolders);
 138     }
 139     topLayout->addStretch(1);
 140
 141     loadSettings();
 142
 143     connect(m_defaultSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 144     connect(m_previewSizeSlider, &QSlider::valueChanged, this, &ViewSettingsTab::changed);
 145     connect(m_fontRequester, &DolphinFontRequester::changed, this, &ViewSettingsTab::changed);
 146
 147     switch (m_mode) {
 148     case IconsMode:
 149         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 150         connect(m_maxLinesBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 151         break;
 152     case CompactMode:
 153         connect(m_widthBox, static_cast<void(KComboBox::*)(int)>(&KComboBox::currentIndexChanged), this, &ViewSettingsTab::changed);
 154         break;
 155     case DetailsMode:
 156         connect(m_expandableFolders, &QCheckBox::toggled, this, &ViewSettingsTab::changed);
 157         break;
 158     default:
 159         break;
 160     }
 161 }
 162
 163 ViewSettingsTab::~ViewSettingsTab()
 164 {
 165 }
 166
 167 void ViewSettingsTab::applySettings()
 168 {
 169     const QFont font = m_fontRequester->currentFont();
 170     const bool useSystemFont = (m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 171
 172     switch (m_mode) {
 173     case IconsMode:
 174         IconsModeSettings::setTextWidthIndex(m_widthBox->currentIndex());
 175         IconsModeSettings::setMaximumTextLines(m_maxLinesBox->currentIndex());
 176         break;
 177     case CompactMode:
 178         CompactModeSettings::setMaximumTextWidthIndex(m_widthBox->currentIndex());
 179         break;
 180     case DetailsMode:
 181         DetailsModeSettings::setExpandableFolders(m_expandableFolders->isChecked());
 182         break;
 183     default:
 184         break;
 185     }
 186
 187     ViewModeSettings settings(viewMode());
 188
 189     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(m_defaultSizeSlider->value());
 190     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(m_previewSizeSlider->value());
 191     settings.setIconSize(iconSize);
 192     settings.setPreviewSize(previewSize);
 193
 194     settings.setUseSystemFont(useSystemFont);
 195     settings.setFontFamily(font.family());
 196     settings.setFontSize(font.pointSizeF());
 197     settings.setItalicFont(font.italic());
 198     settings.setFontWeight(font.weight());
 199
 200     settings.save();
 201 }
 202
 203 void ViewSettingsTab::restoreDefaultSettings()
 204 {
 205     KConfigSkeleton* settings = 0;
 206     switch (m_mode) {
 207     case IconsMode:   settings = IconsModeSettings::self(); break;
 208     case CompactMode: settings = CompactModeSettings::self(); break;
 209     case DetailsMode: settings = DetailsModeSettings::self(); break;
 210     default: Q_ASSERT(false); break;
 211     }
 212
 213     settings->useDefaults(true);
 214     loadSettings();
 215     settings->useDefaults(false);
 216 }
 217
 218 void ViewSettingsTab::loadSettings()
 219 {
 220     switch (m_mode) {
 221     case IconsMode:
 222         m_widthBox->setCurrentIndex(IconsModeSettings::textWidthIndex());
 223         m_maxLinesBox->setCurrentIndex(IconsModeSettings::maximumTextLines());
 224         break;
 225     case CompactMode:
 226         m_widthBox->setCurrentIndex(CompactModeSettings::maximumTextWidthIndex());
 227         break;
 228     case DetailsMode:
 229         m_expandableFolders->setChecked(DetailsModeSettings::expandableFolders());
 230         break;
 231     default:
 232         break;
 233     }
 234
 235     ViewModeSettings settings(viewMode());
 236     settings.readConfig();
 237
 238     const QSize iconSize(settings.iconSize(), settings.iconSize());
 239     m_defaultSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(iconSize));
 240
 241     const QSize previewSize(settings.previewSize(), settings.previewSize());
 242     m_previewSizeSlider->setValue(ZoomLevelInfo::zoomLevelForIconSize(previewSize));
 243
 244     m_fontRequester->setMode(settings.useSystemFont()
 245                              ? DolphinFontRequester::SystemFont
 246                              : DolphinFontRequester::CustomFont);
 247
 248     QFont font(settings.fontFamily(), qRound(settings.fontSize()));
 249     font.setItalic(settings.italicFont());
 250     font.setWeight(settings.fontWeight());
 251     font.setPointSizeF(settings.fontSize());
 252     m_fontRequester->setCustomFont(font);
 253 }
 254
 255 ViewModeSettings::ViewMode ViewSettingsTab::viewMode() const
 256 {
 257     ViewModeSettings::ViewMode mode;
 258
 259     switch (m_mode) {
 260     case ViewSettingsTab::IconsMode:   mode = ViewModeSettings::IconsMode; break;
 261     case ViewSettingsTab::CompactMode: mode = ViewModeSettings::CompactMode; break;
 262     case ViewSettingsTab::DetailsMode: mode = ViewModeSettings::DetailsMode; break;
 263     default:                           mode = ViewModeSettings::IconsMode;
 264                                        Q_ASSERT(false);
 265                                        break;
 266     }
 267
 268     return mode;
 269 }
 270
 271
 272 void ViewSettingsTab::slotDefaultSliderMoved(int value)
 273 {
 274     showToolTip(m_defaultSizeSlider, value);
 275 }
 276
 277 void ViewSettingsTab::slotPreviewSliderMoved(int value)
 278 {
 279     showToolTip(m_previewSizeSlider, value);
 280 }
 281
 282 void ViewSettingsTab::showToolTip(QSlider* slider, int value)
 283 {
 284     const int size = ZoomLevelInfo::iconSizeForZoomLevel(value);
 285     slider->setToolTip(i18ncp("@info:tooltip", "Size: 1 pixel", "Size: %1 pixels", size));
 286     if (!slider->isVisible()) {
 287         return;
 288     }
 289     QPoint global = slider->rect().topLeft();
 290     global.ry() += slider->height() / 2;
 291     QHelpEvent toolTipEvent(QEvent::ToolTip, QPoint(0, 0), slider->mapToGlobal(global));
 292     QApplication::sendEvent(slider, &toolTipEvent);
 293 }
 294