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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 "mainWindow.h"
#include "ui_mainWindow.h"
#include "globals.h"
#include "pages/getPage.h"
#include "pages/page_main.h"
//=============
// PUBLIC
//=============
mainWindow::mainWindow() : QMainWindow(), ui(new Ui::mainWindow()){
ui->setupUi(this);
APPSLIST = new XDGDesktopList(this, true); //keep this up to date while the app is open
QTimer::singleShot(100, APPSLIST, SLOT(updateList())); //don't let this hold up the initial application loading
cpage = "somerandomjunktostartwith";
//Need to insert a spacer action in the toolbar
QWidget *tmp = new QWidget(this);
tmp->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
ui->toolBar->insertWidget(ui->actionSave, tmp); //after the save button
backShortcut = new QShortcut(Qt::Key_Escape, this);
connect(backShortcut, SIGNAL(activated()), this, SLOT(on_actionBack_triggered()) );
setupIcons();
loadMonitors();
changePage(""); //load the default main page
}
mainWindow::~mainWindow(){
}
//==============
// PUBLIC SLOTS
//==============
void mainWindow::slotSingleInstance(){
this->showNormal(); //just in case it is hidden/minimized
}
void mainWindow::setupIcons(){
this->setWindowIcon( LXDG::findIcon("preferences-desktop") );
ui->actionSave->setIcon( LXDG::findIcon("document-save","") );
ui->actionBack->setIcon( LXDG::findIcon("go-previous-view","") );
ui->actionMonitor->setIcon(LXDG::findIcon("preferences-desktop-display","") );
}
void mainWindow::loadMonitors(){
if(ui->actionMonitor->menu()==0){
ui->actionMonitor->setMenu( new QMenu(this) );
ui->actionMonitor->setWhatsThis("0");
connect( ui->actionMonitor->menu(), SIGNAL(triggered(QAction*)), this, SLOT(changeMonitor(QAction*)) );
QToolButton *b = static_cast<QToolButton*>(ui->toolBar->widgetForAction(ui->actionMonitor));
b->setPopupMode(QToolButton::InstantPopup);
}
int cnum = ui->actionMonitor->whatsThis().toInt();
ui->actionMonitor->menu()->clear();
QList<QScreen*> SL = QApplication::screens();
for(int i=0; i<SL.length(); i++){
QAction *tmp = ui->actionMonitor->menu()->addAction( QString("%1: %2").arg(QString::number(i), SL[i]->name()) );
tmp->setWhatsThis(QString::number(i));
if(i==cnum || (i==0 && cnum>= SL.length()) ){
ui->actionMonitor->setText( tmp->text() );
ui->actionMonitor->setWhatsThis(tmp->whatsThis() );
}
}
}
//=============
// PRIVATE
//=============
void mainWindow::changePage(QString id){
PageWidget *page = 0;
QString oldpage = this->centralWidget()->whatsThis();
if(id!=cpage || cpage!=oldpage){
page = GetNewPage(id, this);
if(page==0){ return; }
qDebug() << "Changing page:" << id;
cpage = id;
QWidget *old = this->centralWidget();
this->setCentralWidget(page);
if(old!=0 && old!=ui->centralwidget){ old->disconnect(); old->deleteLater(); }
//Connect the new page
connect(page, SIGNAL(HasPendingChanges(bool)), this, SLOT(pageCanSave(bool)) );
connect(page, SIGNAL(ChangePageTitle(QString)), this, SLOT(pageSetTitle(QString)) );
connect(page, SIGNAL(ChangePage(QString)), this, SLOT(page_change(QString)) );
page->setFocus();
ui->toolBar->setVisible( !cpage.isEmpty() );
}else{
//No change in page (some other refresh)
// just re-use the current widget
page = static_cast<PageWidget*>(this->centralWidget());
}
//Now load the new page
page->LoadSettings(ui->actionMonitor->whatsThis().toInt()); //need to make this show the current screen as needed
page->setPreviousPage(oldpage);
//Now update this UI a bit based on page settings
ui->actionMonitor->setVisible( page->needsScreenSelector() && ui->actionMonitor->menu()->actions().length()>1 );
this->showNormal();
}
//================
// PRIVATE SLOTS
//================
//Page signal handling
void mainWindow::pageCanSave(bool save){
ui->actionSave->setVisible(save);
ui->actionSave->setEnabled(save);
}
void mainWindow::pageSetTitle(QString title){
this->setWindowTitle(title);
}
bool mainWindow::page_change(QString id){
if(ui->actionSave->isEnabled()){
//unsaved changed available - prompt to save first
QMessageBox::StandardButton result = QMessageBox::question(this, tr("Unsaved Changes"), tr("This page currently has unsaved changes, do you wish to save them now?"), QMessageBox::Yes | QMessageBox::No | QMessageBox::Cancel, QMessageBox::No);
if(result == QMessageBox::Yes){ on_actionSave_triggered(); }
else if(result == QMessageBox::Cancel){ return false; } //stop now
}
changePage(id);
return true;
}
void mainWindow::on_actionSave_triggered(){
pageCanSave(false); //disable for the moment (page might re-enable later)
static_cast<PageWidget*>(this->centralWidget())->SaveSettings();
}
void mainWindow::on_actionBack_triggered(){
if(cpage.isEmpty()){ }// page_main::clearlineEdit(); } //since ESC doesnt close any other Lumina Appliction by default, I've commented this out for the time being.
else{ page_change(""); } //Use the interactive wrapper (check for save state, etc).
}
void mainWindow::changeMonitor(QAction *act){
QString oldWT = ui->actionMonitor->whatsThis();
//Update the current selection shown on the button
ui->actionMonitor->setWhatsThis( act->whatsThis() );
//Now prompt the current page to re-load settings
if( page_change(cpage) ){ ui->actionMonitor->setText(act->text()); }
else{ ui->actionMonitor->setWhatsThis(oldWT); } //cancelled - go back to old setting
}
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