src/plugins/coreplugin/generalsettings.cpp

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  14 ** this package.
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  19 ** General Public License version 2.1 as published by the Free Software
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  33
  34 #include "generalsettings.h"
  35 #include "coreconstants.h"
  36
  37 #include <utils/stylehelper.h>
  38 #include <utils/qtcolorbutton.h>
  39 #include <utils/consoleprocess.h>
  40 #include <utils/unixutils.h>
  41 #include <coreplugin/editormanager/editormanager.h>
  42 #include <coreplugin/icore.h>
  43
  44 #include <QtGui/QMainWindow>
  45 #include <QtGui/QMessageBox>
  46
  47 #include <QtCore/QCoreApplication>
  48 #include <QtCore/QTextStream>
  49 #include <QtCore/QDir>
  50 #include <QtCore/QLibraryInfo>
  51 #include <QtCore/QSettings>
  52
  53 #include "ui_generalsettings.h"
  54
  55 using namespace Utils;
  56 using namespace Core::Internal;
  57
  58
  59 GeneralSettings::GeneralSettings():
  60     m_page(0), m_dialog(0)
  61 {
  62 }
  63
  64 QString GeneralSettings::id() const
  65 {
  66     return QLatin1String(Core::Constants::SETTINGS_ID_ENVIRONMENT);
  67 }
  68
  69 QString GeneralSettings::displayName() const
  70 {
  71     return tr("General");
  72 }
  73
  74 QString GeneralSettings::category() const
  75 {
  76     return QLatin1String(Core::Constants::SETTINGS_CATEGORY_CORE);
  77 }
  78
  79 QString GeneralSettings::displayCategory() const
  80 {
  81     return QCoreApplication::translate("Core", Core::Constants::SETTINGS_TR_CATEGORY_CORE);
  82 }
  83
  84 QIcon GeneralSettings::categoryIcon() const
  85 {
  86     return QIcon(QLatin1String(Core::Constants::SETTINGS_CATEGORY_CORE_ICON));
  87 }
  88
  89 static bool hasQmFilesForLocale(const QString &locale, const QString &creatorTrPath)
  90 {
  91     static const QString qtTrPath = QLibraryInfo::location(QLibraryInfo::TranslationsPath);
  92
  93     const QString trFile = QLatin1String("qt_") + locale + QLatin1String(".qm");
  94     return QFile::exists(qtTrPath+'/'+trFile) || QFile::exists(creatorTrPath+'/'+trFile);
  95 }
  96
  97 void GeneralSettings::fillLanguageBox() const
  98 {
  99     const QString currentLocale = language();
 100
 101     m_page->languageBox->addItem(tr("<System Language>"), QString());
 102     // need to add this explicitly, since there is no qm file for English
 103     m_page->languageBox->addItem(QLatin1String("English"), QLatin1String("C"));
 104     if (currentLocale == QLatin1String("C"))
 105         m_page->languageBox->setCurrentIndex(m_page->languageBox->count() - 1);
 106
 107     const QString creatorTrPath =
 108             Core::ICore::instance()->resourcePath() + QLatin1String("/translations");
 109     const QStringList languageFiles = QDir(creatorTrPath).entryList(QStringList(QLatin1String("qtcreator*.qm")));
 110
 111     Q_FOREACH(const QString &languageFile, languageFiles)
 112     {
 113         int start = languageFile.indexOf(QLatin1Char('_'))+1;
 114         int end = languageFile.lastIndexOf(QLatin1Char('.'));
 115         const QString locale = languageFile.mid(start, end-start);
 116         // no need to show a language that creator will not load anyway
 117         if (hasQmFilesForLocale(locale, creatorTrPath)) {
 118             m_page->languageBox->addItem(QLocale::languageToString(QLocale(locale).language()), locale);
 119             if (locale == currentLocale)
 120                 m_page->languageBox->setCurrentIndex(m_page->languageBox->count() - 1);
 121         }
 122     }
 123 }
 124
 125 QWidget *GeneralSettings::createPage(QWidget *parent)
 126 {
 127     m_page = new Ui::GeneralSettings();
 128     m_widget = new QWidget(parent);
 129     m_page->setupUi(m_widget);
 130
 131     QSettings* settings = Core::ICore::instance()->settings();
 132     Q_UNUSED(settings) // Windows
 133
 134     fillLanguageBox();
 135
 136     m_page->colorButton->setColor(StyleHelper::requestedBaseColor());
 137     m_page->reloadBehavior->setCurrentIndex(EditorManager::instance()->reloadSetting());
 138 #ifdef Q_OS_UNIX
 139     m_page->terminalEdit->setText(ConsoleProcess::terminalEmulator(settings));
 140 #else
 141     m_page->terminalLabel->hide();
 142     m_page->terminalEdit->hide();
 143     m_page->resetTerminalButton->hide();
 144 #endif
 145
 146 #if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
 147     m_page->externalFileBrowserEdit->setText(UnixUtils::fileBrowser(settings));
 148 #else
 149     m_page->externalFileBrowserLabel->hide();
 150     m_page->externalFileBrowserEdit->hide();
 151     m_page->resetFileBrowserButton->hide();
 152     m_page->helpExternalFileBrowserButton->hide();
 153 #endif
 154
 155     connect(m_page->resetButton, SIGNAL(clicked()),
 156             this, SLOT(resetInterfaceColor()));
 157 #ifdef Q_OS_UNIX
 158     connect(m_page->resetTerminalButton, SIGNAL(clicked()),
 159             this, SLOT(resetTerminal()));
 160 #ifndef Q_OS_MAC
 161     connect(m_page->resetFileBrowserButton, SIGNAL(clicked()),
 162             this, SLOT(resetFileBrowser()));
 163     connect(m_page->helpExternalFileBrowserButton, SIGNAL(clicked()),
 164             this, SLOT(showHelpForFileBrowser()));
 165 #endif
 166 #endif
 167
 168     if (m_searchKeywords.isEmpty()) {
 169         QLatin1Char sep(' ');
 170         QTextStream(&m_searchKeywords)
 171                 << m_page->interfaceBox->title() << sep
 172                 << m_page->colorLabel->text() << sep
 173                 << m_page->languageLabel->text() << sep
 174                 << m_page->systemBox->title() << sep
 175                 << m_page->terminalLabel->text() << sep
 176                 << m_page->modifiedLabel->text();
 177         m_searchKeywords.remove(QLatin1Char('&'));
 178     }
 179     return m_widget;
 180 }
 181
 182 bool GeneralSettings::matches(const QString &s) const
 183 {
 184     return m_searchKeywords.contains(s, Qt::CaseInsensitive);
 185 }
 186
 187 void GeneralSettings::apply()
 188 {
 189     if (!m_page) // wasn't shown, can't be changed
 190         return;
 191     int currentIndex = m_page->languageBox->currentIndex();
 192     setLanguage(m_page->languageBox->itemData(currentIndex, Qt::UserRole).toString());
 193     // Apply the new base color if accepted
 194     StyleHelper::setBaseColor(m_page->colorButton->color());
 195     EditorManager::instance()->setReloadSetting(IFile::ReloadSetting(m_page->reloadBehavior->currentIndex()));
 196 #ifdef Q_OS_UNIX
 197     ConsoleProcess::setTerminalEmulator(Core::ICore::instance()->settings(),
 198                                         m_page->terminalEdit->text());
 199 #ifndef Q_OS_MAC
 200     Utils::UnixUtils::setFileBrowser(Core::ICore::instance()->settings(), m_page->externalFileBrowserEdit->text());
 201 #endif
 202 #endif
 203 }
 204
 205 void GeneralSettings::finish()
 206 {
 207     if (!m_page) // page was never shown
 208         return;
 209     delete m_page;
 210     m_page = 0;
 211 }
 212
 213 void GeneralSettings::resetInterfaceColor()
 214 {
 215     m_page->colorButton->setColor(StyleHelper::DEFAULT_BASE_COLOR);
 216 }
 217
 218 #ifdef Q_OS_UNIX
 219 void GeneralSettings::resetTerminal()
 220 {
 221     m_page->terminalEdit->setText(ConsoleProcess::defaultTerminalEmulator() + QLatin1String(" -e"));
 222 }
 223
 224 #ifndef Q_OS_MAC
 225 void GeneralSettings::resetFileBrowser()
 226 {
 227     m_page->externalFileBrowserEdit->setText(UnixUtils::defaultFileBrowser());
 228 }
 229 #endif
 230 #endif
 231
 232
 233 void GeneralSettings::variableHelpDialogCreator(const QString &helpText)
 234 {
 235     if (m_dialog) {
 236         if (m_dialog->text() != helpText)
 237             m_dialog->setText(helpText);
 238
 239         m_dialog->show();
 240         m_dialog->raise();
 241         m_dialog->activateWindow();
 242         return;
 243     }
 244     QMessageBox *mb = new QMessageBox(QMessageBox::Information,
 245                                   tr("Variables"),
 246                                   helpText,
 247                                   QMessageBox::Close,
 248                                   m_widget);
 249     mb->setWindowModality(Qt::NonModal);
 250     m_dialog = mb;
 251     mb->show();
 252 }
 253
 254
 255 #if defined(Q_OS_UNIX) && !defined(Q_OS_MAC)
 256 void GeneralSettings::showHelpForFileBrowser()
 257 {
 258     variableHelpDialogCreator(UnixUtils::fileBrowserHelpText());
 259 }
 260 #endif
 261
 262 void GeneralSettings::resetLanguage()
 263 {
 264     // system language is default
 265     m_page->languageBox->setCurrentIndex(0);
 266 }
 267
 268 QString GeneralSettings::language() const
 269 {
 270     QSettings* settings = Core::ICore::instance()->settings();
 271     return settings->value(QLatin1String("General/OverrideLanguage")).toString();
 272 }
 273
 274 void GeneralSettings::setLanguage(const QString &locale)
 275 {
 276     QSettings* settings = Core::ICore::instance()->settings();
 277     if (settings->value(QLatin1String("General/OverrideLanguage")).toString() != locale)
 278     {
 279         QMessageBox::information(Core::ICore::instance()->mainWindow(), tr("Restart required"),
 280                                  tr("The language change will take effect after a restart of Qt Creator."));
 281     }
 282     if (locale.isEmpty())
 283         settings->remove(QLatin1String("General/OverrideLanguage"));
 284     else
 285         settings->setValue(QLatin1String("General/OverrideLanguage"), locale);
 286 }