diff --git a/kcms/cursortheme/kcmcursortheme.cpp b/kcms/cursortheme/kcmcursortheme.cpp index 5e7c6e2a2..9366af9b6 100644 --- a/kcms/cursortheme/kcmcursortheme.cpp +++ b/kcms/cursortheme/kcmcursortheme.cpp @@ -1,620 +1,620 @@ /* * Copyright © 2003-2007 Fredrik Höglund * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include #include "kcmcursortheme.h" #include "xcursor/thememodel.h" #include "xcursor/sortproxymodel.h" #include "xcursor/cursortheme.h" #include "xcursor/previewwidget.h" #include "../krdb/krdb.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifdef HAVE_XFIXES # include #endif K_PLUGIN_FACTORY_WITH_JSON(CursorThemeConfigFactory, "kcm_cursortheme.json", registerPlugin();) CursorThemeConfig::CursorThemeConfig(QObject *parent, const QVariantList &args) : KQuickAddons::ConfigModule(parent, args), m_appliedSize(0), m_preferredSize(0), m_selectedThemeRow(-1), m_selectedSizeRow(-1), m_originalSelectedThemeRow(-1), m_canInstall(true), m_canResize(true), m_canConfigure(true) { qmlRegisterType("org.kde.private.kcm_cursortheme", 1, 0, "PreviewWidget"); qmlRegisterType(); KAboutData* aboutData = new KAboutData(QStringLiteral("kcm_cursortheme"), i18n("Choose the mouse cursor theme"), QStringLiteral("1.0"), QString(), KAboutLicense::GPL, i18n("(c) 2003-2007 Fredrik Höglund")); aboutData->addAuthor(i18n("Fredrik Höglund")); aboutData->addAuthor(i18n("Marco Martin")); setAboutData(aboutData); m_model = new CursorThemeModel(this); m_proxyModel = new SortProxyModel(this); m_proxyModel->setSourceModel(m_model); m_proxyModel->setFilterCaseSensitivity(Qt::CaseSensitive); m_proxyModel->sort(NameColumn, Qt::AscendingOrder); m_sizesModel = new QStandardItemModel(this); // Disable the install button if we can't install new themes to ~/.icons, // or Xcursor isn't set up to look for cursor themes there. if (!m_model->searchPaths().contains(QDir::homePath() + "/.icons") || !iconsIsWritable()) { setCanInstall(false); } } CursorThemeConfig::~CursorThemeConfig() { /* */ } void CursorThemeConfig::setCanInstall(bool can) { if (m_canInstall == can) { return; } m_canInstall = can; emit canInstallChanged(); } bool CursorThemeConfig::canInstall() const { return m_canInstall; } void CursorThemeConfig::setCanResize(bool can) { if (m_canResize == can) { return; } m_canResize = can; emit canResizeChanged(); } bool CursorThemeConfig::canResize() const { return m_canResize; } void CursorThemeConfig::setCanConfigure(bool can) { if (m_canConfigure == can) { return; } m_canConfigure = can; emit canConfigureChanged(); } bool CursorThemeConfig::canConfigure() const { return m_canConfigure; } void CursorThemeConfig::setSelectedThemeRow(int row) { if (m_selectedThemeRow == row) { return; } m_selectedThemeRow = row; emit selectedThemeRowChanged(); updateSizeComboBox(); QModelIndex selected = selectedIndex(); if (selected.isValid()) { const CursorTheme *theme = m_proxyModel->theme(selected); } setNeedsSave(m_originalSelectedThemeRow != m_selectedThemeRow || m_originalPreferredSize != m_preferredSize); } int CursorThemeConfig::selectedThemeRow() const { return m_selectedThemeRow; } void CursorThemeConfig::setSelectedSizeRow(int row) { Q_ASSERT (row < m_sizesModel->rowCount() && row >= 0); // we don't return early if m_selectedSizeRow == row as this is called after the model is changed m_selectedSizeRow = row; emit selectedSizeRowChanged(); int size = m_sizesModel->item(row)->data().toInt(); m_preferredSize = size; setNeedsSave(m_originalSelectedThemeRow != m_selectedThemeRow || m_originalPreferredSize != m_preferredSize); } int CursorThemeConfig::selectedSizeRow() const { return m_selectedSizeRow; } bool CursorThemeConfig::downloadingFile() const { return m_tempCopyJob; } QAbstractItemModel *CursorThemeConfig::cursorsModel() { return m_proxyModel; } QAbstractItemModel *CursorThemeConfig::sizesModel() { return m_sizesModel; } bool CursorThemeConfig::iconsIsWritable() const { const QFileInfo icons = QFileInfo(QDir::homePath() + "/.icons"); const QFileInfo home = QFileInfo(QDir::homePath()); return ((icons.exists() && icons.isDir() && icons.isWritable()) || (!icons.exists() && home.isWritable())); } void CursorThemeConfig::updateSizeComboBox() { // clear the combo box m_sizesModel->clear(); // refill the combo box and adopt its icon size QModelIndex selected = selectedIndex(); int maxIconWidth = 0; int maxIconHeight = 0; if (selected.isValid()) { const CursorTheme *theme = m_proxyModel->theme(selected); const QList sizes = theme->availableSizes(); QIcon m_icon; // only refill the combobox if there is more that 1 size if (sizes.size() > 1) { int i; QList comboBoxList; QPixmap m_pixmap; // insert the items m_pixmap = theme->createIcon(0); if (m_pixmap.width() > maxIconWidth) { maxIconWidth = m_pixmap.width(); } if (m_pixmap.height() > maxIconHeight) { maxIconHeight = m_pixmap.height(); } QStandardItem *item = new QStandardItem(QIcon(m_pixmap), i18nc("@item:inlistbox size", "Resolution dependent")); item->setData(0); m_sizesModel->appendRow(item); comboBoxList << 0; foreach (i, sizes) { m_pixmap = theme->createIcon(i); if (m_pixmap.width() > maxIconWidth) { maxIconWidth = m_pixmap.width(); } if (m_pixmap.height() > maxIconHeight) { maxIconHeight = m_pixmap.height(); } QStandardItem *item = new QStandardItem(QIcon(m_pixmap), QString::number(i)); item->setData(i); m_sizesModel->appendRow(item); comboBoxList << i; }; // select an item int selectItem = comboBoxList.indexOf(m_preferredSize); // m_preferredSize not available for this theme if (selectItem < 0) { /* Search the value next to m_preferredSize. The first entry (0) is ignored. (If m_preferredSize would have been 0, then we would had found it yet. As m_preferredSize is not 0, we won't default to "automatic size".)*/ int j; int distance; int smallestDistance; selectItem = 1; j = comboBoxList.value(selectItem); smallestDistance = j < m_preferredSize ? m_preferredSize - j : j - m_preferredSize; for (int i = 2; i < comboBoxList.size(); ++i) { j = comboBoxList.value(i); distance = j < m_preferredSize ? m_preferredSize - j : j - m_preferredSize; if (distance < smallestDistance || (distance == smallestDistance && j > m_preferredSize)) { smallestDistance = distance; selectItem = i; }; } }; if (selectItem < 0) { selectItem = 0; } setSelectedSizeRow(selectItem); }; }; // enable or disable the combobox KConfig c("kcminputrc"); KConfigGroup cg(&c, "Mouse"); if (cg.isEntryImmutable("cursorSize")) { setCanResize(false); } else { setCanResize(m_sizesModel->rowCount() > 0); }; } bool CursorThemeConfig::applyTheme(const CursorTheme *theme, const int size) { // Require the Xcursor version that shipped with X11R6.9 or greater, since // in previous versions the Xfixes code wasn't enabled due to a bug in the // build system (freedesktop bug #975). #if HAVE_XFIXES && XFIXES_MAJOR >= 2 && XCURSOR_LIB_VERSION >= 10105 if (!theme) { return false; } if (!CursorTheme::haveXfixes()) { return false; } QByteArray themeName = QFile::encodeName(theme->name()); // Set up the proper launch environment for newly started apps OrgKdeKLauncherInterface klauncher(QStringLiteral("org.kde.klauncher5"), QStringLiteral("/KLauncher"), QDBusConnection::sessionBus()); klauncher.setLaunchEnv(QStringLiteral("XCURSOR_THEME"), themeName); // Update the Xcursor X resources runRdb(0); // Notify all applications that the cursor theme has changed KGlobalSettings::self()->emitChange(KGlobalSettings::CursorChanged); // Reload the standard cursors QStringList names; // Qt cursors names << "left_ptr" << "up_arrow" << "cross" << "wait" << "left_ptr_watch" << "ibeam" << "size_ver" << "size_hor" << "size_bdiag" << "size_fdiag" << "size_all" << "split_v" << "split_h" << "pointing_hand" << "openhand" << "closedhand" << "forbidden" << "whats_this" << "copy" << "move" << "link"; // X core cursors names << "X_cursor" << "right_ptr" << "hand1" << "hand2" << "watch" << "xterm" << "crosshair" << "left_ptr_watch" << "center_ptr" << "sb_h_double_arrow" << "sb_v_double_arrow" << "fleur" << "top_left_corner" << "top_side" << "top_right_corner" << "right_side" << "bottom_right_corner" << "bottom_side" << "bottom_left_corner" << "left_side" << "question_arrow" << "pirate"; foreach (const QString &name, names) { XFixesChangeCursorByName(QX11Info::display(), theme->loadCursor(name, size), QFile::encodeName(name)); } return true; #else Q_UNUSED(theme) return false; #endif } void CursorThemeConfig::save() { const CursorTheme *theme = selectedIndex().isValid() ? m_proxyModel->theme(selectedIndex()) : nullptr; KConfig config("kcminputrc"); KConfigGroup c(&config, "Mouse"); if (theme) { c.writeEntry("cursorTheme", theme->name()); }; c.writeEntry("cursorSize", m_preferredSize); c.sync(); if (!applyTheme(theme, m_preferredSize)) { emit showInfoMessage(i18n("You have to restart the Plasma session for these changes to take effect.")); } m_appliedIndex = selectedIndex(); m_appliedSize = m_preferredSize; m_originalSelectedThemeRow = m_selectedThemeRow; m_originalPreferredSize = m_preferredSize; setNeedsSave(false); } void CursorThemeConfig::load() { // Get the name of the theme libXcursor currently uses QString currentTheme; if (QX11Info::isPlatformX11()) { currentTheme = XcursorGetTheme(QX11Info::display()); } // Get the name of the theme KDE is configured to use KConfig c("kcminputrc"); KConfigGroup cg(&c, "Mouse"); currentTheme = cg.readEntry("cursorTheme", currentTheme); // Find the theme in the listview if (!currentTheme.isEmpty()) { m_appliedIndex = m_proxyModel->findIndex(currentTheme); } else { m_appliedIndex = m_proxyModel->defaultIndex(); } // Disable the listview and the buttons if we're in kiosk mode if (cg.isEntryImmutable("cursorTheme")) { setCanConfigure(false); setCanInstall(false); } const CursorTheme *theme = m_proxyModel->theme(m_appliedIndex); setSelectedThemeRow(m_appliedIndex.row()); m_originalSelectedThemeRow = m_selectedThemeRow; - m_originalPreferredSize = m_preferredSize; // Load cursor size int size = cg.readEntry("cursorSize", 0); if (size <= 0) { m_preferredSize = 0; } else { m_preferredSize = size; } + m_originalPreferredSize = m_preferredSize; updateSizeComboBox(); // This handles also the kiosk mode m_appliedSize = size; setNeedsSave(false); } void CursorThemeConfig::defaults() { QModelIndex defaultIndex = m_proxyModel->findIndex("breeze_cursors"); setSelectedThemeRow(defaultIndex.row()); m_preferredSize = 0; updateSizeComboBox(); setNeedsSave(m_originalSelectedThemeRow != m_selectedThemeRow || m_originalPreferredSize != m_preferredSize); } void CursorThemeConfig::selectionChanged() { updateSizeComboBox(); setNeedsSave(m_originalSelectedThemeRow != m_selectedThemeRow || m_originalPreferredSize != m_preferredSize); //setNeedsSave(m_appliedIndex != selectedIndex()); } QModelIndex CursorThemeConfig::selectedIndex() const { return m_proxyModel->index(m_selectedThemeRow, 0); } void CursorThemeConfig::getNewClicked() { KNS3::DownloadDialog dialog("xcursor.knsrc", nullptr); if (dialog.exec()) { KNS3::Entry::List list = dialog.changedEntries(); if (!list.isEmpty()) { m_model->refreshList(); } } } void CursorThemeConfig::installThemeFromFile(const QUrl &url) { if (url.isLocalFile()) { installThemeFile(url.toLocalFile()); return; } if (m_tempCopyJob) { return; } m_tempInstallFile.reset(new QTemporaryFile()); if (!m_tempInstallFile->open()) { emit showErrorMessage(i18n("Unable to create a temporary file.")); m_tempInstallFile.reset(); return; } m_tempCopyJob = KIO::file_copy(url,QUrl::fromLocalFile(m_tempInstallFile->fileName()), -1, KIO::Overwrite); m_tempCopyJob->uiDelegate()->setAutoErrorHandlingEnabled(true); emit downloadingFileChanged(); connect(m_tempCopyJob, &KIO::FileCopyJob::result, this, [this, url](KJob *job) { if (job->error() != KJob::NoError) { emit showErrorMessage(i18n("Unable to download the icon theme archive: %1", job->errorText())); return; } installThemeFile(m_tempInstallFile->fileName()); m_tempInstallFile.reset(); }); connect(m_tempCopyJob, &QObject::destroyed, this, &CursorThemeConfig::downloadingFileChanged); } void CursorThemeConfig::installThemeFile(const QString &path) { KTar archive(path); archive.open(QIODevice::ReadOnly); const KArchiveDirectory *archiveDir = archive.directory(); QStringList themeDirs; // Extract the dir names of the cursor themes in the archive, and // append them to themeDirs foreach(const QString &name, archiveDir->entries()) { const KArchiveEntry *entry = archiveDir->entry(name); if (entry->isDirectory() && entry->name().toLower() != "default") { const KArchiveDirectory *dir = static_cast(entry); if (dir->entry("index.theme") && dir->entry("cursors")) { themeDirs << dir->name(); } } } if (themeDirs.isEmpty()) { emit showErrorMessage(i18n("The file is not a valid icon theme archive.")); return; } // The directory we'll install the themes to QString destDir = QDir::homePath() + "/.icons/"; if (!QDir().mkpath(destDir)) { emit showErrorMessage(i18n("Failed to create 'icons' folder.")); return; }; // Process each cursor theme in the archive foreach (const QString &dirName, themeDirs) { QDir dest(destDir + dirName); if (dest.exists()) { QString question = i18n("A theme named %1 already exists in your icon " "theme folder. Do you want replace it with this one?", dirName); int answer = KMessageBox::warningContinueCancel(nullptr, question, i18n("Overwrite Theme?"), KStandardGuiItem::overwrite()); if (answer != KMessageBox::Continue) { continue; } // ### If the theme that's being replaced is the current theme, it // will cause cursor inconsistencies in newly started apps. } // ### Should we check if a theme with the same name exists in a global theme dir? // If that's the case it will effectively replace it, even though the global theme // won't be deleted. Checking for this situation is easy, since the global theme // will be in the listview. Maybe this should never be allowed since it might // result in strange side effects (from the average users point of view). OTOH // a user might want to do this 'upgrade' a global theme. const KArchiveDirectory *dir = static_cast (archiveDir->entry(dirName)); dir->copyTo(dest.path()); m_model->addTheme(dest); } archive.close(); emit showSuccessMessage(i18n("Theme installed successfully.")); m_model->refreshList(); } void CursorThemeConfig::removeTheme(int row) { QModelIndex idx = m_proxyModel->index(row, 0); if (!idx.isValid()) { return; } const CursorTheme *theme = m_proxyModel->theme(idx); // Don't let the user delete the currently configured theme if (idx == m_appliedIndex) { KMessageBox::sorry(nullptr, i18n("You cannot delete the theme you are currently " "using.
You have to switch to another theme first.
")); return; } // Get confirmation from the user QString question = i18n("Are you sure you want to remove the " "%1 cursor theme?
" "This will delete all the files installed by this theme.
", theme->title()); int answer = KMessageBox::warningContinueCancel(nullptr, question, i18n("Confirmation"), KStandardGuiItem::del()); if (answer != KMessageBox::Continue) { return; } // Delete the theme from the harddrive KIO::del(QUrl::fromLocalFile(theme->path())); // async // Remove the theme from the model m_proxyModel->removeTheme(idx); // TODO: // Since it's possible to substitute cursors in a system theme by adding a local // theme with the same name, we shouldn't remove the theme from the list if it's // still available elsewhere. We could add a // bool CursorThemeModel::tryAddTheme(const QString &name), and call that, but // since KIO::del() is an asynchronos operation, the theme we're deleting will be // readded to the list again before KIO has removed it. } #include "kcmcursortheme.moc"