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#include <QSettings>
#include <QFileInfo>
#include <QFileInfoList>
#include <QDir>
#include <QTreeWidgetItem>
#include <QImageReader>
#include <QLocale>
#include "lthemeengine.h"
#include "iconthemepage.h"
#include "ui_iconthemepage.h"
IconThemePage::IconThemePage(QWidget *parent) : TabPage(parent), m_ui(new Ui::IconThemePage){
m_ui->setupUi(this);
loadThemes();
readSettings();
}
IconThemePage::~IconThemePage(){
delete m_ui;
}
void IconThemePage::writeSettings(){
QSettings settings(lthemeengine::configFile(), QSettings::IniFormat);
QTreeWidgetItem *item = m_ui->treeWidget->currentItem();
if(item){ settings.setValue("Appearance/icon_theme", item->data(3, Qt::UserRole)); }
}
void IconThemePage::readSettings(){
QSettings settings(lthemeengine::configFile(), QSettings::IniFormat);
QString name = settings.value("Appearance/icon_theme").toString();
if(name.isEmpty()){ return; }
for(int i = 0; i < m_ui->treeWidget->topLevelItemCount(); ++i){
QTreeWidgetItem *item = m_ui->treeWidget->topLevelItem(i);
if(item->data(3, Qt::UserRole).toString() == name){
m_ui->treeWidget->setCurrentItem(item);
break;
}
}
}
void IconThemePage::loadThemes(){
QFileInfoList themeFileList;
foreach(QString path, lthemeengine::iconPaths()){
QDir dir(path);
dir.setFilter(QDir::Dirs | QDir::NoDotDot | QDir::NoDot);
foreach (QFileInfo info, dir.entryInfoList()){
QDir themeDir(info.absoluteFilePath());
themeDir.setFilter(QDir::Files);
themeFileList << themeDir.entryInfoList(QStringList() << "index.theme");
}
}
foreach(QFileInfo info, themeFileList){
loadTheme(info.canonicalFilePath());
}
}
void IconThemePage::loadTheme(const QString &path){
QSettings config(path, QSettings::IniFormat);
config.setIniCodec("UTF-8");
config.beginGroup("Icon Theme");
QStringList dirs = config.value("Directories").toStringList();
if(dirs.isEmpty() || config.value("Hidden", false).toBool()){ return; }
QString name, comment;
QString lang = QLocale::system().name();
name = config.value(QString("Name[%1]").arg(lang)).toString();
comment = config.value(QString("Comment[%1]").arg(lang)).toString();
if(lang.contains("_")){ lang = lang.split("_").first(); }
if(name.isEmpty()){ name = config.value(QString("Name[%1]").arg(lang)).toString(); }
if(comment.isEmpty()){ comment = config.value(QString("Comment[%1]").arg(lang)).toString(); }
if(name.isEmpty()){ name = config.value("Name").toString(); }
if(comment.isEmpty()){ comment = config.value("Comment").toString(); }
config.endGroup();
QIcon icon1 = findIcon(path, 24, "document-save");
QIcon icon2 = findIcon(path, 24, "document-print");
QIcon icon3 = findIcon(path, 24, "media-playback-stop");
QTreeWidgetItem *item = new QTreeWidgetItem();
item->setIcon(0, icon1);
item->setIcon(1, icon2);
item->setIcon(2, icon3);
item->setText(3, name);
item->setData(3, Qt::UserRole, QFileInfo(path).path().section("/", -1));
item->setToolTip(3, comment);
item->setSizeHint(0, QSize(24,24));
m_ui->treeWidget->addTopLevelItem(item);
m_ui->treeWidget->resizeColumnToContents(0);
m_ui->treeWidget->resizeColumnToContents(1);
m_ui->treeWidget->resizeColumnToContents(2);
m_ui->treeWidget->resizeColumnToContents(3);
}
QIcon IconThemePage::findIcon(const QString &themePath, int size, const QString &name){
QSettings config(themePath, QSettings::IniFormat);
config.beginGroup("Icon Theme");
QStringList dirs = config.value("Directories").toStringList();
QStringList parents = config.value("Inherits").toStringList();
bool haveInherits = config.contains("Inherits");
config.endGroup();
foreach (QString dir, dirs){
config.beginGroup(dir);
if(config.value("Size").toInt() == size){
QDir iconDir = QFileInfo(themePath).path() + "/" + dir;
iconDir.setFilter(QDir::Files);
iconDir.setNameFilters(QStringList () << name + ".*");
if(iconDir.entryInfoList().isEmpty())
continue;
return QIcon(iconDir.entryInfoList().first().absoluteFilePath());
}
config.endGroup();
}
foreach (QString dir, dirs){
config.beginGroup(dir);
if(abs(config.value("Size").toInt() - size) < 4){
QDir iconDir = QFileInfo(themePath).path() + "/" + dir;
iconDir.setFilter(QDir::Files);
iconDir.setNameFilters(QStringList () << name + ".*");
if(iconDir.entryInfoList().isEmpty())
continue;
return QIcon(iconDir.entryInfoList().first().absoluteFilePath());
}
config.endGroup();
}
if (!haveInherits){ return QIcon(); }
parents.append("hicolor"); //add fallback themes
parents.append("gnome");
parents.removeDuplicates();
foreach (QString parent, parents){
QString parentThemePath = QDir(QFileInfo(themePath).path() + "/../" + parent).canonicalPath() + "/index.theme";
if(!QFile::exists(parentThemePath) || parentThemePath == themePath){ continue; }
QIcon icon = findIcon(parentThemePath, size, name);
if(!icon.isNull()){ return icon; }
}
return QIcon();
}
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