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//===========================================
// Lumina Desktop Source Code
// Copyright (c) 2016, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "page_wallpaper.h"
#include "ui_page_wallpaper.h"
//==========
// PUBLIC
//==========
page_wallpaper::page_wallpaper(QWidget *parent) : PageWidget(parent), ui(new Ui::page_wallpaper()){
ui->setupUi(this);
DEFAULTBG = LOS::LuminaShare()+"/desktop-background.jpg";
updateIcons();
connect(ui->combo_desk_bg, SIGNAL(currentIndexChanged(int)), this, SLOT(deskbgchanged()) );
connect(ui->radio_desk_multi, SIGNAL(toggled(bool)), this, SLOT(desktimechanged()) );
connect(ui->tool_desk_addbg, SIGNAL(clicked()), this, SLOT(deskbgadded()) );
connect(ui->tool_desk_rmbg, SIGNAL(clicked()), this, SLOT(deskbgremoved()) );
connect(ui->spin_desk_min, SIGNAL(valueChanged(int)), this, SLOT(desktimechanged()) );
connect(ui->combo_desk_layout, SIGNAL(currentIndexChanged(int)), this, SLOT(desktimechanged()) ); //just need to poke the save routines
}
page_wallpaper::~page_wallpaper(){
}
//================
// PUBLIC SLOTS
//================
void page_wallpaper::SaveSettings(){
QSettings settings("lumina-desktop","desktopsettings");
QString screenID = QApplication::screens().at(cScreen)->name();
QString DPrefix = "desktop-"+screenID+"/";
QStringList bgs; //get the list of backgrounds to use
if(ui->radio_desk_multi->isChecked()){
for(int i=0; i<ui->combo_desk_bg->count(); i++){
bgs << ui->combo_desk_bg->itemData(i).toString();
}
}else if(ui->combo_desk_bg->count() > 0){
bgs << ui->combo_desk_bg->itemData( ui->combo_desk_bg->currentIndex() ).toString();
bgs.removeAll("default");
}
if(bgs.isEmpty()){ bgs << "default"; } //Make sure to always fall back on the default
settings.setValue(DPrefix+"background/filelist", bgs);
settings.setValue(DPrefix+"background/minutesToChange", ui->spin_desk_min->value());
settings.setValue(DPrefix+"background/format", ui->combo_desk_layout->currentData().toString());
emit HasPendingChanges(false);
}
void page_wallpaper::LoadSettings(int screennum){
emit HasPendingChanges(false);
emit ChangePageTitle( tr("Wallpaper Settings") );
cScreen = screennum; //save for later
loading = true;
QSettings settings("lumina-desktop","desktopsettings");
QString screenID = QApplication::screens().at(cScreen)->name();
QString DPrefix = "desktop-"+screenID+"/";
QStringList bgs = settings.value(DPrefix+"background/filelist", QStringList()<<"default").toStringList();
ui->combo_desk_bg->clear();
for(int i=0; i<bgs.length(); i++){
if(bgs[i]=="default"){ ui->combo_desk_bg->addItem( QIcon(DEFAULTBG), tr("System Default"), bgs[i] ); }
else if(bgs[i].startsWith("rgb(")){ui->combo_desk_bg->addItem(QString(tr("Solid Color: %1")).arg(bgs[i]), bgs[i]); }
//else{ ui->combo_desk_bg->addItem( QIcon(QPixmap(bgs[i]).scaled(64,64)), bgs[i].section("/",-1), bgs[i] ); }
else{ ui->combo_desk_bg->addItem( bgs[i].section("/",-1), bgs[i] ); } //disable the thumbnail - takes a long time for large collections of files
}
ui->radio_desk_multi->setEnabled(bgs.length()>1);
if(bgs.length()>1){ ui->radio_desk_multi->setChecked(true);}
else{ ui->radio_desk_single->setChecked(true); }
ui->spin_desk_min->setValue( settings.value(DPrefix+"background/minutesToChange", 5).toInt() );
desktimechanged(); //ensure the display gets updated (in case the radio selection did not change);
QRect geom = QApplication::desktop()->screenGeometry(cScreen);
ui->label_desk_res->setText( tr("Screen Resolution:")+"\n"+QString::number(geom.width())+"x"+QString::number(geom.height()) );
int tmp = ui->combo_desk_layout->findData(settings.value(DPrefix+"background/format","stretch"));
if(tmp>=0){ ui->combo_desk_layout->setCurrentIndex(tmp); }
loading = false;
}
void page_wallpaper::updateIcons(){
ui->tool_desk_addbg->setIcon( LXDG::findIcon("list-add","") );
ui->tool_desk_rmbg->setIcon( LXDG::findIcon("list-remove","") );
updateMenus();
}
//=================
// PRIVATE
//=================
QString page_wallpaper::getColorStyle(QString current, bool allowTransparency){
QString out;
//Convert the current color string into a QColor
QStringList col = current.section(")",0,0).section("(",1,1).split(",");
if(col.length()!=4){ col.clear(); col << "255" << "255" << "255" << "255"; }
QColor ccol = QColor(col[0].toInt(), col[1].toInt(), col[2].toInt(), col[3].toInt()); //RGBA
QColor ncol;
if(allowTransparency){ ncol= QColorDialog::getColor(ccol, this, tr("Select Color"), QColorDialog::ShowAlphaChannel); }
else{ ncol= QColorDialog::getColor(ccol, this, tr("Select Color")); }
//Now convert the new color into a usable string and return
if(ncol.isValid()){ //if the dialog was not cancelled
if(allowTransparency){
out = "rgba("+QString::number(ncol.red())+","+QString::number(ncol.green())+","+QString::number(ncol.blue())+","+QString::number(ncol.alpha())+")";
}else{
out = "rgb("+QString::number(ncol.red())+","+QString::number(ncol.green())+","+QString::number(ncol.blue())+")";
}
}
return out;
}
//=================
// PRIVATE SLOTS
//=================
void page_wallpaper::updateMenus(){
//Background file menu (different ways of loading files)
if(ui->tool_desk_addbg->menu()==0){ ui->tool_desk_addbg->setMenu(new QMenu(this)); }
ui->tool_desk_addbg->menu()->clear();
ui->tool_desk_addbg->menu()->addAction(LXDG::findIcon("document-new",""), tr("File(s)"), this, SLOT(deskbgadded()) );
ui->tool_desk_addbg->menu()->addAction(LXDG::findIcon("folder-new",""), tr("Directory (Single)"), this, SLOT(deskbgdiradded()) );
ui->tool_desk_addbg->menu()->addAction(LXDG::findIcon("document-open-folder",""), tr("Directory (Recursive)"), this, SLOT(deskbgdirradded()) );
ui->tool_desk_addbg->menu()->addAction(LXDG::findIcon("format-fill-color",""), tr("Solid Color"), this, SLOT(deskbgcoloradded()) );
//Available Wallpaper layout options
ui->combo_desk_layout->clear();
ui->combo_desk_layout->addItem(tr("Automatic"), "stretch");
ui->combo_desk_layout->addItem(tr("Fullscreen"), "full");
ui->combo_desk_layout->addItem(tr("Fit screen"), "fit");
ui->combo_desk_layout->addItem(tr("Tile"), "tile");
ui->combo_desk_layout->addItem(tr("Center"), "center");
ui->combo_desk_layout->addItem(tr("Top Left"), "topleft");
ui->combo_desk_layout->addItem(tr("Top Right"), "topright");
ui->combo_desk_layout->addItem(tr("Bottom Left"), "bottomleft");
ui->combo_desk_layout->addItem(tr("Bottom Right"), "bottomright");
}
void page_wallpaper::deskbgchanged(){
//Load the new image preview
if(ui->combo_desk_bg->count()==0){
ui->label_desk_bgview->setPixmap(QPixmap());
ui->label_desk_bgview->setText(tr("No Background")+"\n"+tr("(use system default)"));
ui->label_desk_bgview->setStyleSheet("");
}else{
QString path = ui->combo_desk_bg->itemData( ui->combo_desk_bg->currentIndex() ).toString();
if(path=="default"){ path = DEFAULTBG; }
if(QFile::exists(path)){
QSize sz = ui->label_desk_bgview->size();
sz.setWidth( sz.width() - (2*ui->label_desk_bgview->frameWidth()) );
sz.setHeight( sz.height() - (2*ui->label_desk_bgview->frameWidth()) );
//Update the preview/thumbnail for this item
QPixmap pix(path);
ui->label_desk_bgview->setPixmap( pix.scaled(sz, Qt::KeepAspectRatio, Qt::SmoothTransformation) );
ui->combo_desk_bg->setItemIcon(ui->combo_desk_bg->currentIndex(), pix.scaled(64,64) );
ui->label_desk_bgview->setStyleSheet("");
}else if(path.startsWith("rgb(")){
ui->label_desk_bgview->setPixmap(QPixmap());
ui->label_desk_bgview->setText("");
ui->label_desk_bgview->setStyleSheet("background-color: "+path+";");
}else{
ui->label_desk_bgview->setPixmap(QPixmap());
ui->label_desk_bgview->setText(tr("File does not exist"));
ui->label_desk_bgview->setStyleSheet("");
}
}
//See if this constitues a change to the current settings and enable the save button
if(!loading && ui->radio_desk_single->isChecked() && cBG!=ui->combo_desk_bg->currentIndex()){ emit HasPendingChanges(true); }
cBG = ui->combo_desk_bg->currentIndex(); //keep track of this for later
//Disable the background rotation option if only one background selected
if(ui->combo_desk_bg->count()<2){
ui->radio_desk_single->setChecked(true);
ui->radio_desk_multi->setEnabled(false);
ui->spin_desk_min->setEnabled(false);
}else{
ui->radio_desk_multi->setEnabled(true);
ui->spin_desk_min->setEnabled(ui->radio_desk_multi->isChecked());
}
//Disable the bg remove button if no backgrounds loaded
ui->tool_desk_rmbg->setEnabled(ui->combo_desk_bg->count()>0);
ui->label_desk_bgview->setMinimumSize(10,10);
}
void page_wallpaper::desktimechanged(){
ui->spin_desk_min->setEnabled(ui->radio_desk_multi->isChecked());
if(!loading){ emit HasPendingChanges(true); }
}
void page_wallpaper::deskbgremoved(){
if(ui->combo_desk_bg->count()<1){ return; } //nothing to remove
ui->combo_desk_bg->removeItem( ui->combo_desk_bg->currentIndex() );
emit HasPendingChanges(true);
}
void page_wallpaper::deskbgadded(){
//Prompt the user to find an image file to use for a background
QString dir = LOS::LuminaShare().section("/lumina-desktop",0,0)+"/wallpapers/Lumina-DE";
qDebug() << "Looking for wallpaper dir:" << dir;
if( !QFile::exists(dir) ){ dir = QDir::homePath(); }
QStringList imgs = LUtils::imageExtensions();
for(int i=0; i<imgs.length(); i++){ imgs[i].prepend("*."); }
QStringList bgs = QFileDialog::getOpenFileNames(this, tr("Find Background Image(s)"), dir, "Images ("+imgs.join(" ")+");;All Files (*)");
if(bgs.isEmpty()){ return; }
for(int i=0; i<bgs.length(); i++){
ui->combo_desk_bg->addItem( QIcon(bgs[i]), bgs[i].section("/",-1), bgs[i]);
}
//Now move to the last item in the list (the new image(s));
ui->combo_desk_bg->setCurrentIndex( ui->combo_desk_bg->count()-1 );
//If multiple items selected, automatically enable the background rotation option
if(bgs.length() > 1 && !ui->radio_desk_multi->isChecked()){
ui->radio_desk_multi->setChecked(true);
}
emit HasPendingChanges(true);
}
void page_wallpaper::deskbgcoloradded(){
//Prompt the user to select a color (no transparency allowed)
QString color = getColorStyle("",false); //no initial color
if(color.isEmpty()){ return; }
//Add it to the list
ui->combo_desk_bg->addItem( QString(tr("Solid Color: %1")).arg(color), color);
//Now move to the last item in the list (the new image(s));
ui->combo_desk_bg->setCurrentIndex( ui->combo_desk_bg->count()-1 );
emit HasPendingChanges(true);
}
void page_wallpaper::deskbgdiradded(){
//Add the files from a single directory
QString dir = LOS::LuminaShare().section("/lumina-desktop",0,0)+"/wallpapers/Lumina-DE";
qDebug() << "Looking for wallpaper dir:" << dir;
if( !QFile::exists(dir) ){ dir = QDir::homePath(); }
dir = QFileDialog::getExistingDirectory(this, tr("Find Background Image Directory"), dir, QFileDialog::ReadOnly);
if(dir.isEmpty()){ return; }
//Got a directory - go ahead and find all the valid image files within it
QStringList imgs = LUtils::imageExtensions();
for(int i=0; i<imgs.length(); i++){ imgs[i].prepend("*."); }
QDir qdir(dir);
QStringList bgs = qdir.entryList(imgs, QDir::Files | QDir::NoDotAndDotDot, QDir::Name);
if(bgs.isEmpty()){ return; }
for(int i=0; i<bgs.length(); i++){
ui->combo_desk_bg->addItem( bgs[i], qdir.absoluteFilePath(bgs[i]));
}
//Now move to the last item in the list (the new image(s));
ui->combo_desk_bg->setCurrentIndex( ui->combo_desk_bg->count()-1 );
//If multiple items selected, automatically enable the background rotation option
if(bgs.length() > 1 && !ui->radio_desk_multi->isChecked()){
ui->radio_desk_multi->setChecked(true);
}
emit HasPendingChanges(true);
}
void page_wallpaper::deskbgdirradded(){
//Recursively add files from a directory
QString dir = LOS::LuminaShare().section("/lumina-desktop",0,0)+"/wallpapers/Lumina-DE";
qDebug() << "Looking for wallpaper dir:" << dir;
if( !QFile::exists(dir) ){ dir = QDir::homePath(); }
dir = QFileDialog::getExistingDirectory(this, tr("Find Background Image Directory"), dir, QFileDialog::ReadOnly);
if(dir.isEmpty()){ return; }
//Got a directory - go ahead and get all the valid image file formats
QStringList imgs = LUtils::imageExtensions();
for(int i=0; i<imgs.length(); i++){ imgs[i].prepend("*."); }
//Now load the directory and add all the valid files
QStringList dirs = LUtils::listSubDirectories(dir, true); //find/list all the dirs
dirs.prepend(dir); //make sure the main dir is also listed
QStringList bgs;
for(int d=0; d<dirs.length(); d++){
QDir qdir(dirs[d]);
QStringList tmp = qdir.entryList(imgs, QDir::Files | QDir::NoDotAndDotDot, QDir::Name);
for(int j=0; j<tmp.length(); j++){ bgs << qdir.absoluteFilePath(tmp[j]); }
}
//Now add all the files into the widget
for(int i=0; i<bgs.length(); i++){
ui->combo_desk_bg->addItem( bgs[i].section("/",-1), bgs[i] );
}
//Now move to the last item in the list (the new image(s));
ui->combo_desk_bg->setCurrentIndex( ui->combo_desk_bg->count()-1 );
//If multiple items selected, automatically enable the background rotation option
if(bgs.length() > 1 && !ui->radio_desk_multi->isChecked()){
ui->radio_desk_multi->setChecked(true);
}
emit HasPendingChanges(true);
}
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