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 <QGroupBox>
  31 #include <QLabel>
  32 #include <QSlider>
  33 #include <QVBoxLayout>
  34
  35 #include <views/zoomlevelinfo.h>
  36
  37 template<class T>
  38 void apply(int iconSizeValue, int previewSizeValue, const QFont& font, bool useSystemFont)
  39 {
  40     const int iconSize = ZoomLevelInfo::iconSizeForZoomLevel(iconSizeValue);
  41     const int previewSize = ZoomLevelInfo::iconSizeForZoomLevel(previewSizeValue);
  42     T::setIconSize(iconSize);
  43     T::setPreviewSize(previewSize);
  44
  45     T::setUseSystemFont(useSystemFont);
  46     T::setFontFamily(font.family());
  47     T::setFontSize(font.pointSizeF());
  48     T::setItalicFont(font.italic());
  49     T::setFontWeight(font.weight());
  50
  51     T::self()->writeConfig();
  52 }
  53
  54 template<class T>
  55 void load(int* iconSizeValue, int* previewSizeValue, QFont* font, bool* useSystemFont)
  56 {
  57     const QSize iconSize(T::iconSize(), T::iconSize());
  58     *iconSizeValue = ZoomLevelInfo::zoomLevelForIconSize(iconSize);
  59
  60     const QSize previewSize(T::previewSize(), T::previewSize());
  61     *previewSizeValue = ZoomLevelInfo::zoomLevelForIconSize(previewSize);
  62
  63     *useSystemFont = T::useSystemFont();
  64
  65     *font = QFont(T::fontFamily(), qRound(T::fontSize()));
  66     font->setItalic(T::italicFont());
  67     font->setWeight(T::fontWeight());
  68     font->setPointSizeF(T::fontSize());
  69 }
  70
  71
  72 ViewSettingsTab::ViewSettingsTab(Mode mode, QWidget* parent) :
  73     QWidget(parent),
  74     m_mode(mode),
  75     m_defaultSizeSlider(0),
  76     m_previewSizeSlider(0),
  77     m_fontRequester(0),
  78     m_textWidthBox(0)
  79 {
  80     QVBoxLayout* topLayout = new QVBoxLayout(this);
  81
  82     // Create "Icon Size" group
  83     QGroupBox* iconSizeGroup = new QGroupBox(this);
  84     iconSizeGroup->setTitle(i18nc("@title:group", "Icon Size"));
  85
  86     const int minRange = ZoomLevelInfo::minimumLevel();
  87     const int maxRange = ZoomLevelInfo::maximumLevel();
  88
  89     QLabel* defaultLabel = new QLabel(i18nc("@label:listbox", "Default:"), this);
  90     m_defaultSizeSlider = new QSlider(Qt::Horizontal, this);
  91     m_defaultSizeSlider->setPageStep(1);
  92     m_defaultSizeSlider->setTickPosition(QSlider::TicksBelow);
  93     m_defaultSizeSlider->setRange(minRange, maxRange);
  94
  95     QLabel* previewLabel = new QLabel(i18nc("@label:listbox", "Preview:"), this);
  96     m_previewSizeSlider = new QSlider(Qt::Horizontal, this);
  97     m_previewSizeSlider->setPageStep(1);
  98     m_previewSizeSlider->setTickPosition(QSlider::TicksBelow);
  99     m_previewSizeSlider->setRange(minRange, maxRange);
 100
 101     QGridLayout* layout = new QGridLayout(iconSizeGroup);
 102     layout->addWidget(defaultLabel, 0, 0, Qt::AlignRight);
 103     layout->addWidget(m_defaultSizeSlider, 0, 1);
 104     layout->addWidget(previewLabel, 1, 0, Qt::AlignRight);
 105     layout->addWidget(m_previewSizeSlider, 1, 1);
 106
 107     // Create "Text" group
 108     QGroupBox* textGroup = new QGroupBox(i18nc("@title:group", "Text"), this);
 109
 110     QLabel* fontLabel = new QLabel(i18nc("@label:listbox", "Font:"), textGroup);
 111     m_fontRequester = new DolphinFontRequester(textGroup);
 112
 113     QGridLayout* textGroupLayout = new QGridLayout(textGroup);
 114     textGroupLayout->addWidget(fontLabel, 0, 0, Qt::AlignRight);
 115     textGroupLayout->addWidget(m_fontRequester, 0, 1);
 116
 117     if (m_mode == IconsMode) {
 118         QLabel* textWidthLabel = new QLabel(i18nc("@label:listbox", "Text width:"), textGroup);
 119         m_textWidthBox = new KComboBox(textGroup);
 120         m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Small"));
 121         m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Medium"));
 122         m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Large"));
 123         m_textWidthBox->addItem(i18nc("@item:inlistbox Text width", "Huge"));
 124
 125         textGroupLayout->addWidget(textWidthLabel, 2, 0, Qt::AlignRight);
 126         textGroupLayout->addWidget(m_textWidthBox, 2, 1);
 127     }
 128
 129     topLayout->addWidget(iconSizeGroup);
 130     topLayout->addWidget(textGroup);
 131     topLayout->addStretch(1);
 132
 133     loadSettings();
 134
 135     connect(m_defaultSizeSlider, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
 136     connect(m_previewSizeSlider, SIGNAL(valueChanged(int)), this, SIGNAL(changed()));
 137     connect(m_fontRequester, SIGNAL(changed()), this, SIGNAL(changed()));
 138     if (m_mode == IconsMode) {
 139         connect(m_textWidthBox, SIGNAL(currentIndexChanged(int)), this, SIGNAL(changed()));
 140     }
 141 }
 142
 143 ViewSettingsTab::~ViewSettingsTab()
 144 {
 145 }
 146
 147 void ViewSettingsTab::applySettings()
 148 {
 149     const int defaultSize = m_defaultSizeSlider->value();
 150     const int previewSize = m_previewSizeSlider->value();
 151     const QFont font = m_fontRequester->currentFont();
 152     const bool useSystemFont = (m_fontRequester->mode() == DolphinFontRequester::SystemFont);
 153
 154     switch (m_mode) {
 155     case IconsMode:
 156         IconsModeSettings::setTextWidthIndex(m_textWidthBox->currentIndex());
 157         apply<IconsModeSettings>(defaultSize, previewSize, font, useSystemFont);
 158         break;
 159     case CompactMode:
 160         apply<CompactModeSettings>(defaultSize, previewSize, font, useSystemFont);
 161         break;
 162     case DetailsMode:
 163         apply<DetailsModeSettings>(defaultSize, previewSize, font, useSystemFont);
 164         break;
 165     default:
 166         Q_ASSERT(false);
 167         break;
 168     }
 169 }
 170
 171 void ViewSettingsTab::restoreDefaultSettings()
 172 {
 173     KConfigSkeleton* settings = 0;
 174     switch (m_mode) {
 175     case IconsMode:   settings = IconsModeSettings::self(); break;
 176     case CompactMode: settings = CompactModeSettings::self(); break;
 177     case DetailsMode: settings = DetailsModeSettings::self(); break;
 178     default: Q_ASSERT(false); break;
 179     }
 180
 181     settings->useDefaults(true);
 182     loadSettings();
 183     settings->useDefaults(false);
 184 }
 185
 186 void ViewSettingsTab::loadSettings()
 187 {
 188     int iconSizeValue = 0;
 189     int previewSizeValue = 0;
 190     QFont font;
 191     bool useSystemFont = false;
 192
 193     switch (m_mode) {
 194     case IconsMode:
 195         m_textWidthBox->setCurrentIndex(IconsModeSettings::textWidthIndex());
 196         load<IconsModeSettings>(&iconSizeValue, &previewSizeValue, &font, &useSystemFont);
 197         break;
 198     case CompactMode:
 199         load<CompactModeSettings>(&iconSizeValue, &previewSizeValue, &font, &useSystemFont);
 200         break;
 201     case DetailsMode:
 202         load<DetailsModeSettings>(&iconSizeValue, &previewSizeValue, &font, &useSystemFont);
 203         break;
 204     default:
 205         Q_ASSERT(false);
 206         break;
 207     }
 208
 209     m_defaultSizeSlider->setValue(iconSizeValue);
 210     m_previewSizeSlider->setValue(previewSizeValue);
 211     m_fontRequester->setMode(useSystemFont ? DolphinFontRequester::SystemFont : DolphinFontRequester::CustomFont);
 212     m_fontRequester->setCustomFont(font);
 213 }
 214
 215 #include "viewsettingstab.moc"