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// Copyright (C) 2008 Lukas Lalinsky
// Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
//
// 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 <cstdlib>
#include <QDebug>
#include <QIcon>
#include <QDir>
#include <QVariant>
#include <QLibrary>
#include <QApplication>
#include "iconprovider.h"
using namespace std;
#ifdef Q_WS_X11
extern "C" {
struct GConfClient;
struct GError;
typedef void (*Ptr_g_type_init)();
typedef GConfClient* (*Ptr_gconf_client_get_default)();
typedef char* (*Ptr_gconf_client_get_string)(GConfClient*, const char*, GError **);
typedef void (*Ptr_g_object_unref)(void *);
typedef void (*Ptr_g_error_free)(GError *);
typedef void (*Ptr_g_free)(void*);
}
static Ptr_g_type_init p_g_type_init = 0;
static Ptr_gconf_client_get_default p_gconf_client_get_default = 0;
static Ptr_gconf_client_get_string p_gconf_client_get_string = 0;
static Ptr_g_object_unref p_g_object_unref = 0;
static Ptr_g_error_free p_g_error_free = 0;
static Ptr_g_free p_g_free = 0;
#endif
void IconProvider::gnomeLookupIconTheme()
{
#ifdef Q_WS_X11
if (themeName.isEmpty()) {
//resolve glib and gconf functions
p_g_type_init = (Ptr_g_type_init)QLibrary::resolve(QLatin1String("gobject-2.0"), 0, "g_type_init");
p_gconf_client_get_default = (Ptr_gconf_client_get_default)QLibrary::resolve(QLatin1String("gconf-2"), 4, "gconf_client_get_default");
p_gconf_client_get_string = (Ptr_gconf_client_get_string)QLibrary::resolve(QLatin1String("gconf-2"), 4, "gconf_client_get_string");
p_g_object_unref = (Ptr_g_object_unref)QLibrary::resolve(QLatin1String("gobject-2.0"), 0, "g_object_unref");
p_g_error_free = (Ptr_g_error_free)QLibrary::resolve(QLatin1String("glib-2.0"), 0, "g_error_free");
p_g_free = (Ptr_g_free)QLibrary::resolve(QLatin1String("glib-2.0"), 0, "g_free");
if (p_g_type_init &&
p_gconf_client_get_default &&
p_gconf_client_get_string &&
p_g_object_unref &&
p_g_error_free &&
p_g_free) {
p_g_type_init();
GConfClient* client = p_gconf_client_get_default();
GError *err = 0;
char *str = p_gconf_client_get_string(client, "/desktop/gnome/interface/icon_theme", &err);
if (!err) {
themeName = QString::fromUtf8(str);
p_g_free(str);
}
p_g_object_unref(client);
if (err)
p_g_error_free (err);
}
if (themeName.isEmpty())
themeName = QLatin1String("gnome");
}
#endif
}
IconProvider::IconProvider()
{
#ifdef Q_WS_X11
if (getenv("GNOME_DESKTOP_SESSION_ID")) {
gnomeLookupIconTheme();
}
else if (getenv("KDE_FULL_SESSION")) {
// FIXME
}
if (!themeName.isEmpty()) {
iconDirs << QDir::homePath() + "/.icons/";
iconDirs << "/usr/share/icons/";
}
#endif
}
QIcon
IconProvider::findIcon(int size, const QString &name)
{
#ifdef Q_WS_X11
IconProvider *iconProvider = instance();
QString sizeString = QString("/%1x%2/").arg(size).arg(size);
foreach(QString path, iconProvider->iconDirs) {
QString fullPath = path + iconProvider->themeName + sizeString + "actions/" + name;
if (QFile::exists(fullPath)) {
return QIcon(fullPath);
}
}
#endif
return QIcon(":/icons" + sizeString + name);
}
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