src/qtui/settingspages/appearancesettingspage.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2005-09 by the Quassel Project                          *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
   6  *   it under the terms of the GNU General Public License as published by  *
   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) any later version.                                   *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
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  14  *                                                                         *
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  20
  21 #include "appearancesettingspage.h"
  22
  23 #include "qtui.h"
  24 #include "qtuisettings.h"
  25 #include "qtuistyle.h"
  26
  27 #include <QCheckBox>
  28 #include <QFileDialog>
  29 #include <QStyleFactory>
  30
  31 AppearanceSettingsPage::AppearanceSettingsPage(QWidget *parent)
  32   : SettingsPage(tr("Interface"), QString(), parent)
  33 {
  34   ui.setupUi(this);
  35   initAutoWidgets();
  36   initStyleComboBox();
  37   initLanguageComboBox();
  38
  39   foreach(QComboBox *comboBox, findChildren<QComboBox *>()) {
  40     connect(comboBox, SIGNAL(currentIndexChanged(QString)), this, SLOT(widgetHasChanged()));
  41   }
  42   foreach(QCheckBox *checkBox, findChildren<QCheckBox *>()) {
  43     connect(checkBox, SIGNAL(clicked()), this, SLOT(widgetHasChanged()));
  44   }
  45
  46   connect(ui.chooseStyleSheet, SIGNAL(clicked()), SLOT(chooseStyleSheet()));
  47 }
  48
  49 void AppearanceSettingsPage::initStyleComboBox() {
  50   QStringList styleList = QStyleFactory::keys();
  51   ui.styleComboBox->addItem(tr("<System Default>"));
  52   foreach(QString style, styleList) {
  53     ui.styleComboBox->addItem(style);
  54   }
  55 }
  56
  57 void AppearanceSettingsPage::initLanguageComboBox() {
  58   QDir i18nDir(Quassel::translationDirPath(), "quassel_*.qm");
  59
  60   foreach(QString translationFile, i18nDir.entryList()) {
  61     QString localeName(translationFile.mid(8));
  62     localeName.chop(3);
  63     QLocale locale(localeName);
  64     _locales << locale;
  65     ui.languageComboBox->addItem(QLocale::languageToString(locale.language()));
  66   }
  67 }
  68
  69 void AppearanceSettingsPage::defaults() {
  70   ui.styleComboBox->setCurrentIndex(0);
  71
  72   SettingsPage::defaults();
  73   widgetHasChanged();
  74 }
  75
  76 void AppearanceSettingsPage::load() {
  77   QtUiSettings uiSettings;
  78
  79   // Gui Style
  80   QString style = uiSettings.value("Style", QString("")).toString();
  81   if(style.isEmpty()) {
  82     ui.styleComboBox->setCurrentIndex(0);
  83   } else {
  84     ui.styleComboBox->setCurrentIndex(ui.styleComboBox->findText(style, Qt::MatchExactly));
  85     QApplication::setStyle(style);
  86   }
  87   ui.styleComboBox->setProperty("storedValue", ui.styleComboBox->currentIndex());
  88
  89   // Language
  90   QLocale locale = uiSettings.value("Locale", QLocale::system()).value<QLocale>();
  91   if(locale == QLocale::system())
  92     ui.languageComboBox->setCurrentIndex(0);
  93   else if(locale.language() == QLocale::C)
  94     ui.languageComboBox->setCurrentIndex(1);
  95   else
  96     ui.languageComboBox->setCurrentIndex(ui.languageComboBox->findText(QLocale::languageToString(locale.language()), Qt::MatchExactly));
  97   ui.languageComboBox->setProperty("storedValue", ui.languageComboBox->currentIndex());
  98   Quassel::loadTranslation(selectedLocale());
  99
 100   SettingsPage::load();
 101   setChangedState(false);
 102 }
 103
 104 void AppearanceSettingsPage::save() {
 105   QtUiSettings uiSettings;
 106
 107   if(ui.styleComboBox->currentIndex() < 1) {
 108     uiSettings.setValue("Style", QString(""));
 109   } else {
 110     uiSettings.setValue("Style", ui.styleComboBox->currentText());
 111   }
 112
 113   if(ui.languageComboBox->currentIndex() == 0) {
 114     uiSettings.remove("Locale"); // force the default (QLocale::system())
 115   } else {
 116     uiSettings.setValue("Locale", selectedLocale());
 117   }
 118
 119   bool needsStyleReload =
 120         ui.useCustomStyleSheet->isChecked() != ui.useCustomStyleSheet->property("storedValue").toBool()
 121     || (ui.useCustomStyleSheet->isChecked() && ui.customStyleSheetPath->text() != ui.customStyleSheetPath->property("storedValue").toString());
 122
 123   SettingsPage::save();
 124   setChangedState(false);
 125   if(needsStyleReload)
 126     QtUi::style()->reload();
 127 }
 128
 129 QLocale AppearanceSettingsPage::selectedLocale() const {
 130   QLocale locale;
 131   int index = ui.languageComboBox->currentIndex();
 132   if(index == 0)
 133     locale = QLocale::system();
 134   else if(index == 1)
 135     locale = QLocale::c();
 136   else if(index > 1)
 137     locale = _locales[index - 2];
 138
 139   return locale;
 140 }
 141
 142 void AppearanceSettingsPage::chooseStyleSheet() {
 143   QString name = QFileDialog::getOpenFileName(this, tr("Please choose a stylesheet file"), QString(), "*.qss");
 144   if(!name.isEmpty())
 145     ui.customStyleSheetPath->setText(name);
 146 }
 147
 148 void AppearanceSettingsPage::widgetHasChanged() {
 149   setChangedState(testHasChanged());
 150 }
 151
 152 bool AppearanceSettingsPage::testHasChanged() {
 153   if(ui.styleComboBox->currentIndex() != ui.styleComboBox->property("storedValue").toInt()) return true;
 154
 155   if(selectedLocale() != QLocale()) return true; // QLocale() returns the default locale (manipulated via loadTranslation())
 156
 157   return false;
 158 }