-/***************************************************************************
- * Copyright (C) 2005-2014 by the Quassel Project *
- * devel@quassel-irc.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) version 3. *
- * *
- * 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. *
- ***************************************************************************/
-
-#ifndef HAVE_KDE
-
-#include <QCoreApplication>
-#include <QDebug>
-#include <QDir>
-#include <QFile>
-
-#include "iconloader.h"
-#include "quassel.h"
-#include "util.h"
-
-IconLoader IconLoader::_iconLoader;
-int IconLoader::_groupSize[] = { 48, 22, 22, 16, 32, 22 }; // default sizes taken from Oxygen
-
-IconLoader *IconLoader::global()
-{
- // Workaround: the static _iconLoader might be initialized before the resources it needs
- // This way, first call to global() will init it by setting the theme
- if (_iconLoader.theme().isEmpty())
- _iconLoader.setTheme("oxygen");
- return &_iconLoader;
-}
-
-
-IconLoader::IconLoader(QObject *parent) : QObject(parent)
-{
- // setTheme("oxygen");
-}
-
-
-IconLoader::~IconLoader()
-{
-}
-
-
-void IconLoader::setTheme(const QString &theme)
-{
- _theme = theme;
- // check which dirs could contain themed icons
- _themedIconDirNames.clear();
- _plainIconDirNames.clear();
-
- // First, look for a system theme
- // This is supposed to only work on Unix, though other platforms might set $XDG_DATA_DIRS if they please.
- QStringList iconDirNames = QString(qgetenv("XDG_DATA_DIRS")).split(':', QString::SkipEmptyParts);
- if (!iconDirNames.isEmpty()) {
- for (int i = 0; i < iconDirNames.count(); i++)
- iconDirNames[i].append(QString("/icons/"));
- }
-#ifdef Q_OS_UNIX
- else {
- // Provide a fallback
- iconDirNames << "/usr/share/icons/";
- }
- // Add our prefix too
- QString appDir = QCoreApplication::applicationDirPath();
- int binpos = appDir.lastIndexOf("/bin");
- if (binpos >= 0) {
- appDir.replace(binpos, 4, "/share");
- appDir.append("/icons/");
- if (!iconDirNames.contains(appDir))
- iconDirNames.append(appDir);
- }
-#endif
-
- // Now look for an icons/ subdir in our data paths
- foreach(const QString &dir, Quassel::dataDirPaths())
- iconDirNames << dir + "icons/";
-
- // Add our resource path too
- iconDirNames << ":/icons/";
-
- // Ready do add theme names
- foreach(const QString &dir, iconDirNames) {
- QString path = dir + theme + '/';
- if (QFile::exists(path))
- _themedIconDirNames << path;
- }
- foreach(const QString &dir, iconDirNames) {
- QString path = dir + "hicolor/";
- if (QFile::exists(path))
- _themedIconDirNames << path;
- }
-
- // We ship some plain (non-themed) icons in $data/pics
- foreach(const QString &dir, Quassel::dataDirPaths()) {
- QString path = dir + "pics/";
- if (QFile::exists(path))
- _plainIconDirNames << path;
- }
- // And of course, our resource path
- if (QFile::exists(":/pics"))
- _plainIconDirNames << ":/pics";
-}
-
-
-// TODO: optionally implement cache (speed/memory tradeoff?)
-QPixmap IconLoader::loadIcon(const QString &name, IconLoader::Group group, int size)
-{
- if (group < 0 || group >= LastGroup) {
- qWarning() << "Invalid icon group!";
- return QPixmap();
- }
- if (size == 0)
- size = _groupSize[group];
-
- QString path = findIconPath(name, size);
- if (path.isEmpty()) return QPixmap();
-
- // load the icon
- return QPixmap(path);
-}
-
-
-QString IconLoader::findIconPath(const QString &name, int size)
-{
- QString fname = QString("%1.png").arg(name); // we only support PNG so far
- // First, look for a themed icon... we don't do anything fancy here, only exact match for both name and size
- foreach(QString basedir, _themedIconDirNames) {
- QDir sizedir(QString("%1/%2x%2").arg(basedir).arg(QString::number(size)));
- if (sizedir.exists()) {
- // ignore context, i.e. scan all subdirs
- QStringList contextdirs = sizedir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
- foreach(QString dir, contextdirs) {
- QString path = QString("%1/%2/%3").arg(sizedir.absolutePath(), dir, fname);
- if (QFile::exists(path)) return path;
- }
- }
- }
- // Now check the plain dirs
- foreach(QString dir, _plainIconDirNames) {
- QString path = QString("%1/%2").arg(dir, name);
- if (QFile::exists(path)) return path;
- }
-
- qWarning() << "Icon not found:" << name << size;
- return QString();
-}
-
-
-// Convenience constructors
-
-QPixmap DesktopIcon(const QString &name, int force_size)
-{
- IconLoader *loader = IconLoader::global();
- return loader->loadIcon(name, IconLoader::Desktop, force_size);
-}
-
-
-QPixmap BarIcon(const QString &name, int force_size)
-{
- IconLoader *loader = IconLoader::global();
- return loader->loadIcon(name, IconLoader::Toolbar, force_size);
-}
-
-
-QPixmap MainBarIcon(const QString &name, int force_size)
-{
- IconLoader *loader = IconLoader::global();
- return loader->loadIcon(name, IconLoader::MainToolbar, force_size);
-}
-
-
-QPixmap SmallIcon(const QString &name, int force_size)
-{
- IconLoader *loader = IconLoader::global();
- return loader->loadIcon(name, IconLoader::Small, force_size);
-}
-
-
-#endif