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//===========================================
// Lumina-DE source code
// Copyright (c) 2016, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "BrowserWidget.h"
#include <QVBoxLayout>
#include <QTimer>
#include <QSettings>
#include <LuminaUtils.h>
BrowserWidget::BrowserWidget(QString objID, QWidget *parent) : QWidget(parent){
//Setup the Widget/UI
this->setLayout( new QVBoxLayout(this) );
ID = objID;
//this->setWhatsThis(objID);
//Setup the backend browser object
BROWSER = new Browser(this);
connect(BROWSER, SIGNAL(clearItems()), this, SLOT(clearItems()) );
connect(BROWSER, SIGNAL(itemUpdated(QString)), this, SLOT(itemUpdated(QString)) );
connect(BROWSER, SIGNAL(itemDataAvailable(QIcon, LFileInfo)), this, SLOT(itemDataAvailable(QIcon, LFileInfo)) );
connect(BROWSER, SIGNAL(itemsLoading(int)), this, SLOT(itemsLoading(int)) );
connect(this, SIGNAL(dirChange(QString)), BROWSER, SLOT(loadDirectory(QString)) );
listWidget = 0;
treeWidget = 0;
readDateFormat();
}
BrowserWidget::~BrowserWidget(){
}
void BrowserWidget::changeDirectory(QString dir){
if(BROWSER->currentDirectory()==dir){ return; } //already on this directory
emit dirChange(dir);
}
void BrowserWidget::showDetails(bool show){
//Clean up widgets first
if(show && listWidget!=0){
//Clean up list widget
listWidget->deleteLater();
listWidget = 0;
}else if(!show && treeWidget!=0){
treeWidget->deleteLater();
treeWidget = 0;
}
//Now create any new widgets
if(show && treeWidget == 0){
treeWidget = new DDTreeWidget(this);
this->layout()->addWidget(treeWidget);
retranslate();
if(!BROWSER->currentDirectory().isEmpty()){ emit dirChange(""); }
}else if(!show && listWidget==0){
listWidget = new DDListWidget(this);
this->layout()->addWidget(listWidget);
if(!BROWSER->currentDirectory().isEmpty()){ emit dirChange(""); }
}
}
bool BrowserWidget::hasDetails(){
return (treeWidget!=0);
}
void BrowserWidget::setThumbnailSize(int px){
bool larger = true;
if(listWidget!=0){
larger = listWidget->iconSize().height() < px;
listWidget->setIconSize(QSize(px,px));
}else if(treeWidget!=0){
larger = treeWidget->iconSize().height() < px;
treeWidget->setIconSize(QSize(px,px));
}
if(BROWSER->currentDirectory().isEmpty() || !larger ){ return; } //don't need to reload icons unless the new size is larger
emit dirChange("");
}
QStringList BrowserWidget::getDateFormat() {
return date_format;
}
// This function is only called if user changes sessionsettings. By doing so, operations like sorting by date
// are faster because the date format is already stored in DirWidget::date_format static variable
void BrowserWidget::readDateFormat() {
if(!date_format.isEmpty())
date_format.clear();
QSettings settings("lumina-desktop","sessionsettings");
// If value doesn't exist or is not setted, empty string is returned
date_format << settings.value("DateFormat").toString();
date_format << settings.value("TimeFormat").toString();
}
// =================
// PUBLIC SLOTS
// =================
void BrowserWidget::retranslate(){
if(listWidget!=0){
}else if(treeWidget!=0){
QTreeWidgetItem *it = new QTreeWidgetItem();
it->setText(0,tr("Name"));
it->setText(1,tr("Size"));
it->setText(2, tr("Type"));
it->setText(3, tr("Date Modified") );
it->setText(4, tr("Date Created") );
treeWidget->setHeaderItem(it);
//Now reset the sorting (alphabetically, dirs first)
treeWidget->sortItems(0, Qt::AscendingOrder); // sort by name
treeWidget->sortItems(1, Qt::AscendingOrder); //sort by type
}
}
// =================
// PRIVATE
// =================
QString BrowserWidget::DTtoString(QDateTime dt){
QStringList fmt = getDateFormat();
if(fmt.isEmpty() || fmt.length()!=2 || (fmt[0].isEmpty() && fmt[1].isEmpty()) ){
//Default formatting
return dt.toString(Qt::DefaultLocaleShortDate);
}else if(fmt[0].isEmpty()){
//Time format only
return (dt.date().toString(Qt::DefaultLocaleShortDate)+" "+dt.time().toString(fmt[1]));
}else if(fmt[1].isEmpty()){
//Date format only
return (dt.date().toString(fmt[0])+" "+dt.time().toString(Qt::DefaultLocaleShortDate));
}else{
//both date/time formats set
return dt.toString(fmt.join(" "));
}
}
// =================
// PRIVATE SLOTS
// =================
void BrowserWidget::clearItems(){
if(listWidget!=0){ listWidget->clear(); }
else if(treeWidget!=0){ treeWidget->clear(); }
this->setEnabled(false);
}
void BrowserWidget::itemRemoved(QString item){
//qDebug() << "item removed" << item;
if(treeWidget!=0){
QList<QTreeWidgetItem*> found = treeWidget->findItems(item.section("/",-1), Qt::MatchExactly, 0); //look for exact name match
if(found.isEmpty()){ return; } //no match
delete found[0];
}else if(listWidget!=0){
QList<QListWidgetItem*> found = listWidget->findItems(item.section("/",-1), Qt::MatchExactly); //look for exact name match
if(found.isEmpty()){ return; }
delete found[0];
}
}
void BrowserWidget::itemDataAvailable(QIcon ico, LFileInfo info){
qDebug() << "Item Data Available:" << info.fileName();
int num = 0;
if(listWidget!=0){
//LIST WIDGET - name and icon only
if(!listWidget->findItems(info.fileName(), Qt::MatchExactly).isEmpty()){
//Update existing item
QListWidgetItem *it = listWidget->findItems(info.fileName(), Qt::MatchExactly).first();
it->setText(info.fileName());
it->setWhatsThis(info.absoluteFilePath());
it->setIcon(ico);
}else{
//New item
listWidget->addItem( new QListWidgetItem(ico, info.fileName(), listWidget) );
}
num = listWidget->count();
}else if(treeWidget!=0){
QTreeWidgetItem *it = 0;
if( ! treeWidget->findItems(info.fileName(), Qt::MatchExactly, 0).isEmpty() ){ it = treeWidget->findItems(info.fileName(), Qt::MatchExactly, 0).first(); }
else{
it = new CQTreeWidgetItem(treeWidget);
it->setText(0, info.fileName() ); //name (0)
treeWidget->addTopLevelItem(it);
}
//Now set/update all the data
it->setText(1, LUtils::BytesToDisplaySize(info.size()) ); //size (1)
it->setText(2, info.mimetype() ); //type (2)
it->setText(3, DTtoString(info.lastModified() )); //modification date (3)
it->setText(4, DTtoString(info.created()) ); //creation date (4)
//Now all the hidden data
it->setWhatsThis(0, info.absoluteFilePath());
it->setWhatsThis(3, info.lastModified().toString("yyyyMMddhhmmsszzz") ); //sorts by this actually
it->setWhatsThis(4, info.created().toString("yyyyMMddhhmmsszzz") ); //sorts by this actually
num = treeWidget->topLevelItemCount();
}
if(num < numItems){
//Still loading items
//this->setEnabled(false);
}else{
//Done loading items
this->setEnabled(true);
}
}
void BrowserWidget::itemsLoading(int total){
numItems = total; //save this for later
}
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