diff options
Diffstat (limited to 'kcontrol/icons/iconthemes.cpp')
| -rw-r--r-- | kcontrol/icons/iconthemes.cpp | 452 |
1 files changed, 452 insertions, 0 deletions
diff --git a/kcontrol/icons/iconthemes.cpp b/kcontrol/icons/iconthemes.cpp new file mode 100644 index 000000000..fe0a59ee7 --- /dev/null +++ b/kcontrol/icons/iconthemes.cpp @@ -0,0 +1,452 @@ +/** + * Copyright (c) 2000 Antonio Larrosa <larrosa@kde.org> + * + * 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 <config.h> + +#include <stdlib.h> +#include <unistd.h> + +#include <tqfileinfo.h> +#include <tqlayout.h> +#include <tqlabel.h> +#include <tqpushbutton.h> + +#include <kdebug.h> +#include <tdeapplication.h> +#include <kstandarddirs.h> +#include <kservice.h> +#include <tdelocale.h> +#include <ksimpleconfig.h> +#undef Unsorted +#include <kipc.h> + +#include <tdelistview.h> +#include <kurlrequesterdlg.h> +#include <tdemessagebox.h> +#include <kprogress.h> +#include <kiconloader.h> + +#include <tdeio/job.h> +#include <tdeio/netaccess.h> +#include <ktar.h> + +#ifdef HAVE_LIBART +#include <ksvgiconengine.h> +#endif + +#include "iconthemes.h" + +IconThemesConfig::IconThemesConfig(TQWidget *parent, const char *name) + : TDECModule(parent, name) +{ + TQVBoxLayout *topLayout = new TQVBoxLayout(this, KDialog::marginHint(), + KDialog::spacingHint()); + + TQFrame *m_preview=new TQFrame(this); + m_preview->setMinimumHeight(50); + + TQHBoxLayout *lh2=new TQHBoxLayout( m_preview ); + m_previewExec=new TQLabel(m_preview); + m_previewExec->setPixmap(DesktopIcon("exec")); + m_previewFolder=new TQLabel(m_preview); + m_previewFolder->setPixmap(DesktopIcon("folder")); + m_previewDocument=new TQLabel(m_preview); + m_previewDocument->setPixmap(DesktopIcon("document")); + + lh2->addStretch(10); + lh2->addWidget(m_previewExec); + lh2->addStretch(1); + lh2->addWidget(m_previewFolder); + lh2->addStretch(1); + lh2->addWidget(m_previewDocument); + lh2->addStretch(10); + + + m_iconThemes=new TDEListView(this,"IconThemeList"); + m_iconThemes->addColumn(i18n("Name")); + m_iconThemes->addColumn(i18n("Description")); + m_iconThemes->setAllColumnsShowFocus( true ); + m_iconThemes->setFullWidth(true); + connect(m_iconThemes,TQT_SIGNAL(selectionChanged(TQListViewItem *)), + TQT_SLOT(themeSelected(TQListViewItem *))); + + TQPushButton *installButton=new TQPushButton( i18n("Install New Theme..."), + this, "InstallNewTheme"); + connect(installButton,TQT_SIGNAL(clicked()),TQT_SLOT(installNewTheme())); + m_removeButton=new TQPushButton( i18n("Remove Theme"), + this, "RemoveTheme"); + connect(m_removeButton,TQT_SIGNAL(clicked()),TQT_SLOT(removeSelectedTheme())); + + topLayout->addWidget( + new TQLabel(i18n("Select the icon theme you want to use:"), this)); + topLayout->addWidget(m_preview); + topLayout->addWidget(m_iconThemes); + TQHBoxLayout *lg = new TQHBoxLayout(topLayout, KDialog::spacingHint()); + lg->addWidget(installButton); + lg->addWidget(m_removeButton); + + loadThemes(); + + load(); + + m_iconThemes->setFocus(); +} + +IconThemesConfig::~IconThemesConfig() +{ +} + +TQListViewItem *IconThemesConfig::iconThemeItem(const TQString &name) +{ + TQListViewItem *item; + for ( item=m_iconThemes->firstChild(); item ; item=item->nextSibling() ) + if (m_themeNames[item->text(0)]==name) return item; + + return 0L; +} + +void IconThemesConfig::loadThemes() +{ + m_iconThemes->clear(); + m_themeNames.clear(); + TQStringList themelist(TDEIconTheme::list()); + TQString name; + TQString tname; + TQStringList::Iterator it; + for (it=themelist.begin(); it != themelist.end(); ++it) + { + TDEIconTheme icontheme(*it); + if (!icontheme.isValid()) kdDebug() << "notvalid\n"; + if (icontheme.isHidden()) continue; + + name=icontheme.name(); + tname=name; + + // Just in case we have duplicated icon theme names on separate directories + for (int i=2; m_themeNames.find(tname)!=m_themeNames.end() ; i++) + tname=TQString("%1-%2").arg(name).arg(i); + + m_iconThemes->insertItem(new TQListViewItem(m_iconThemes,name, + icontheme.description())); + + m_themeNames.insert(name,*it); + + } +} + +void IconThemesConfig::installNewTheme() +{ + KURL themeURL = KURLRequesterDlg::getURL(TQString::null, this, + i18n("Drag or Type Theme URL")); + kdDebug() << themeURL.prettyURL() << endl; + + if (themeURL.url().isEmpty()) return; + + TQString themeTmpFile; + // themeTmpFile contains the name of the downloaded file + + if (!TDEIO::NetAccess::download(themeURL, themeTmpFile, this)) { + TQString sorryText; + if (themeURL.isLocalFile()) + sorryText = i18n("Unable to find the icon theme archive %1."); + else + sorryText = i18n("Unable to download the icon theme archive;\n" + "please check that address %1 is correct."); + KMessageBox::sorry(this, sorryText.arg(themeURL.prettyURL())); + return; + } + + TQStringList themesNames = findThemeDirs(themeTmpFile); + if (themesNames.isEmpty()) { + TQString invalidArch(i18n("The file is not a valid icon theme archive.")); + KMessageBox::error(this, invalidArch); + + TDEIO::NetAccess::removeTempFile(themeTmpFile); + return; + } + + if (!installThemes(themesNames, themeTmpFile)) { + //FIXME: make me able to know what is wrong.... + // TQStringList instead of bool? + TQString somethingWrong = + i18n("A problem occurred during the installation process; " + "however, most of the themes in the archive have been installed"); + KMessageBox::error(this, somethingWrong); + } + + TDEIO::NetAccess::removeTempFile(themeTmpFile); + + TDEGlobal::instance()->newIconLoader(); + loadThemes(); + + TQListViewItem *item=iconThemeItem(TDEIconTheme::current()); + m_iconThemes->setSelected(item, true); + updateRemoveButton(); +} + +bool IconThemesConfig::installThemes(const TQStringList &themes, const TQString &archiveName) +{ + bool everythingOk = true; + TQString localThemesDir(locateLocal("icon", "./")); + + KProgressDialog progressDiag(this, "themeinstallprogress", + i18n("Installing icon themes"), + TQString::null, + true); + progressDiag.setAutoClose(true); + progressDiag.progressBar()->setTotalSteps(themes.count()); + progressDiag.show(); + + KTar archive(archiveName); + archive.open(IO_ReadOnly); + kapp->processEvents(); + + const KArchiveDirectory* rootDir = archive.directory(); + + KArchiveDirectory* currentTheme; + for (TQStringList::ConstIterator it = themes.begin(); + it != themes.end(); + ++it) { + progressDiag.setLabel( + i18n("<qt>Installing <strong>%1</strong> theme</qt>") + .arg(*it)); + kapp->processEvents(); + + if (progressDiag.wasCancelled()) + break; + + currentTheme = dynamic_cast<KArchiveDirectory*>( + const_cast<KArchiveEntry*>( + rootDir->entry(*it))); + if (currentTheme == NULL) { + // we tell back that something went wrong, but try to install as much + // as possible + everythingOk = false; + continue; + } + + currentTheme->copyTo(localThemesDir + *it); + progressDiag.progressBar()->advance(1); + } + + archive.close(); + return everythingOk; +} + +TQStringList IconThemesConfig::findThemeDirs(const TQString &archiveName) +{ + TQStringList foundThemes; + + KTar archive(archiveName); + archive.open(IO_ReadOnly); + const KArchiveDirectory* themeDir = archive.directory(); + + KArchiveEntry* possibleDir = 0L; + KArchiveDirectory* subDir = 0L; + + // iterate all the dirs looking for an index.theme or index.desktop file + TQStringList entries = themeDir->entries(); + for (TQStringList::Iterator it = entries.begin(); + it != entries.end(); + ++it) { + possibleDir = const_cast<KArchiveEntry*>(themeDir->entry(*it)); + if (possibleDir->isDirectory()) { + subDir = dynamic_cast<KArchiveDirectory*>( possibleDir ); + if (subDir && (subDir->entry("index.theme") != NULL || + subDir->entry("index.desktop") != NULL)) + foundThemes.append(subDir->name()); + } + } + + archive.close(); + return foundThemes; +} + +void IconThemesConfig::removeSelectedTheme() +{ + TQListViewItem *selected = m_iconThemes->selectedItem(); + if (!selected) + return; + + TQString question=i18n("<qt>Are you sure you want to remove the " + "<strong>%1</strong> icon theme?<br>" + "<br>" + "This will delete the files installed by this theme.</qt>"). + arg(selected->text(0)); + + bool deletingCurrentTheme=(selected==iconThemeItem(TDEIconTheme::current())); + + int r=KMessageBox::warningContinueCancel(this,question,i18n("Confirmation"),KStdGuiItem::del()); + if (r!=KMessageBox::Continue) return; + + TDEIconTheme icontheme(m_themeNames[selected->text(0)]); + + // delete the index file before the async TDEIO::del so loadThemes() will + // ignore that dir. + unlink(TQFile::encodeName(icontheme.dir()+"/index.theme").data()); + unlink(TQFile::encodeName(icontheme.dir()+"/index.desktop").data()); + TDEIO::del(KURL( icontheme.dir() )); + + TDEGlobal::instance()->newIconLoader(); + + loadThemes(); + + TQListViewItem *item=0L; + //Fallback to the default if we've deleted the current theme + if (!deletingCurrentTheme) + item=iconThemeItem(TDEIconTheme::current()); + if (!item) + item=iconThemeItem(TDEIconTheme::defaultThemeName()); + + m_iconThemes->setSelected(item, true); + updateRemoveButton(); + + if (deletingCurrentTheme) // Change the configuration + save(); +} + +void IconThemesConfig::updateRemoveButton() +{ + TQListViewItem *selected = m_iconThemes->selectedItem(); + bool enabled = false; + if (selected) + { + TDEIconTheme icontheme(m_themeNames[selected->text(0)]); + TQFileInfo fi(icontheme.dir()); + enabled = fi.isWritable(); + // Don't let users remove the current theme. + if(m_themeNames[selected->text(0)] == TDEIconTheme::current() || + m_themeNames[selected->text(0)] == TDEIconTheme::defaultThemeName()) + enabled = false; + } + m_removeButton->setEnabled(enabled); +} + +void IconThemesConfig::themeSelected(TQListViewItem *item) +{ +#ifdef HAVE_LIBART + KSVGIconEngine engine; +#endif + TQString dirName(m_themeNames[item->text(0)]); + TDEIconTheme icontheme(dirName); + if (!icontheme.isValid()) kdDebug() << "notvalid\n"; + + updateRemoveButton(); + const int size = icontheme.defaultSize(TDEIcon::Desktop); + + TDEIcon icon=icontheme.iconPath("exec.png", size, TDEIcon::MatchBest); + if (!icon.isValid()) { +#ifdef HAVE_LIBART + icon=icontheme.iconPath("exec.svg", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewExec->setPixmap(*engine.image()); + else { + icon=icontheme.iconPath("exec.svgz", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewExec->setPixmap(*engine.image()); + } +#endif + } + else + m_previewExec->setPixmap(TQPixmap(icon.path)); + + icon=icontheme.iconPath("folder.png",size,TDEIcon::MatchBest); + if (!icon.isValid()) { +#ifdef HAVE_LIBART + icon=icontheme.iconPath("folder.svg", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewFolder->setPixmap(*engine.image()); + else { + icon=icontheme.iconPath("folder.svgz", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewFolder->setPixmap(*engine.image()); + } +#endif + } + else + m_previewFolder->setPixmap(TQPixmap(icon.path)); + + icon=icontheme.iconPath("txt.png",size,TDEIcon::MatchBest); + if (!icon.isValid()) { +#ifdef HAVE_LIBART + icon=icontheme.iconPath("txt.svg", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewDocument->setPixmap(*engine.image()); + else { + icon=icontheme.iconPath("txt.svgz", size, TDEIcon::MatchBest); + if(engine.load(size, size, icon.path)) + m_previewDocument->setPixmap(*engine.image()); + } +#endif + } + else + m_previewDocument->setPixmap(TQPixmap(icon.path)); + + emit changed(true); + m_bChanged = true; +} + +void IconThemesConfig::load() +{ + m_defaultTheme=iconThemeItem(TDEIconTheme::current()); + m_iconThemes->setSelected(m_defaultTheme, true); + updateRemoveButton(); + + emit changed(false); + m_bChanged = false; +} + +void IconThemesConfig::save() +{ + if (!m_bChanged) + return; + TQListViewItem *selected = m_iconThemes->selectedItem(); + if (!selected) + return; + + KSimpleConfig *config = new KSimpleConfig("kdeglobals", false); + config->setGroup("Icons"); + config->writeEntry("Theme", m_themeNames[selected->text(0)]); + delete config; + + TDEIconTheme::reconfigure(); + emit changed(false); + + for (int i=0; i<TDEIcon::LastGroup; i++) + { + KIPC::sendMessageAll(KIPC::IconChanged, i); + } + + KService::rebuildKSycoca(this); + + m_bChanged = false; + m_removeButton->setEnabled(false); +} + +void IconThemesConfig::defaults() +{ + if (m_iconThemes->currentItem()==m_defaultTheme) return; + + m_iconThemes->setSelected(m_defaultTheme, true); + updateRemoveButton(); + + emit changed(true); + m_bChanged = true; +} + +#include "iconthemes.moc" |