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//===========================================
// Lumina-DE source code
// Copyright (c) 2015, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "MainUI.h"
#include "ui_MainUI.h"
#include <LuminaXDG.h>
#include <LUtils.h>
#include <QTimer>
MainUI::MainUI() : QMainWindow(), ui(new Ui::MainUI){
ui->setupUi(this);
loadIcons();
scaleFactor = 1/20.0;
//Fill the location list with the valid entries
ui->combo_location->clear();
ui->combo_location->addItem(tr("Right Of"), "--right-of");
ui->combo_location->addItem(tr("Left Of"), "--left-of");
connect(ui->push_close, SIGNAL(clicked()), this, SLOT(close()) );
connect(ui->push_rescan, SIGNAL(clicked()), this, SLOT(UpdateScreens()) );
connect(ui->push_activate, SIGNAL(clicked()), this, SLOT(ActivateScreen()) );
connect(ui->tool_deactivate, SIGNAL(clicked()), this, SLOT(DeactivateScreen()) );
//connect(ui->tool_moveleft, SIGNAL(clicked()), this, SLOT(MoveScreenLeft()) );
//connect(ui->tool_moveright, SIGNAL(clicked()), this, SLOT(MoveScreenRight()) );
connect(ui->tool_applyconfig, SIGNAL(clicked()), this, SLOT(ApplyChanges()) );
connect(ui->mdiArea, SIGNAL(subWindowActivated(QMdiSubWindow*)),this, SLOT(ScreenSelected()) );
connect(ui->tool_tile, SIGNAL(clicked()), ui->mdiArea, SLOT(tileSubWindows()) );
QTimer::singleShot(0, this, SLOT(UpdateScreens()) );
}
MainUI::~MainUI(){
}
void MainUI::loadIcons(){
this->setWindowIcon( LXDG::findIcon("preferences-system-windows-actions","") );
ui->tool_deactivate->setIcon( LXDG::findIcon("list-remove","") );
//ui->tool_moveleft->setIcon( LXDG::findIcon("arrow-left","") );
//ui->tool_moveright->setIcon( LXDG::findIcon("arrow-right","") );
ui->push_activate->setIcon( LXDG::findIcon("list-add","") );
ui->push_rescan->setIcon( LXDG::findIcon("view-refresh","") );
ui->push_close->setIcon( LXDG::findIcon("window-close","") );
ui->tabWidget->setTabIcon(0, LXDG::findIcon("preferences-desktop-display","") );
ui->tabWidget->setTabIcon(1, LXDG::findIcon("list-add","") );
ui->tool_applyconfig->setIcon( LXDG::findIcon("dialog-ok-apply","") );
}
QStringList MainUI::currentOpts(){
//Read all the settings and create the xrandr options to maintain these settings
QStringList opts;
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].order <0){ continue; } //skip this screen - non-active
opts << "--output" << SCREENS[i].ID << "--mode" << QString::number(SCREENS[i].geom.width())+"x"+QString::number(SCREENS[i].geom.height());
if(SCREENS[i].isprimary){ opts << "--primary"; }
if(SCREENS[i].order > 0){
//Get the ID of the previous screen
QString id;
for(int j=0; j<SCREENS.length(); j++){
if(SCREENS[j].order == SCREENS[i].order-1){ id = SCREENS[j].ID; break;}
}
if(!id.isEmpty()){ opts << "--right-of" << id; }
}
}
return opts;
}
QString MainUI::currentSelection(){
QMdiSubWindow *tmp = ui->mdiArea->activeSubWindow();
if(tmp!=0){ return tmp->whatsThis(); }
else{ return ""; }
}
ScreenInfo MainUI::currentScreenInfo(){
QString item = currentSelection();
if(item!=0){
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].ID==item){ return SCREENS[i]; }
}
}
//Fallback when nothing found/selected
return ScreenInfo();
}
void MainUI::AddScreenToWidget(ScreenInfo screen){
//qDebug() << "Add Screen To Widget:" << screen.ID << screen.geom;
QLabel *lab = new QLabel(this);
lab->setAlignment(Qt::AlignCenter);
QMdiSubWindow *it = ui->mdiArea->addSubWindow(lab, Qt::Tool | Qt::CustomizeWindowHint | Qt::WindowTitleHint);
it->setWindowTitle(screen.ID);
lab->setText(QString::number(screen.geom.width())+"x"+QString::number(screen.geom.height()));
/*QListWidgetItem *it = new QListWidgetItem();
it->setTextAlignment(Qt::AlignCenter);
it->setText( screen.ID+"\n\n ("+QString::number(screen.geom.x())+", "+QString::number(screen.geom.y())+")\n ("+QString::number(screen.geom.width())+"x"+QString::number(screen.geom.height())+") " );*/
it->setWhatsThis(screen.ID);
//ui->list_screens->addItem(it);
QRect scaled( screen.geom.topLeft()*scaleFactor, screen.geom.size()*scaleFactor);
qDebug() << " - Scaled:" << scaled;
it->show();
//QApplication::processEvents();
it->setGeometry(scaled); //scale it down for the display
it->setFixedSize(scaled.size());
}
void MainUI::UpdateScreens(){
//First probe the server for current screens
SCREENS = RRSettings::CurrentScreens();
//Now go through the screens and arrange them in order from left->right in the UI
bool found = true;
int xoffset = 0; //start at 0
int cnum = 0;
QString csel = currentSelection();
//Clear all the current widgets
while(ui->mdiArea->currentSubWindow()!=0 ){
QMdiSubWindow *tmp = ui->mdiArea->currentSubWindow();
tmp->widget()->deleteLater();
ui->mdiArea->removeSubWindow(tmp);
tmp->deleteLater();
}
while(found){
found = false; //make sure to break out if a screen is not found
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].order != -1){qDebug() << "Skip Screen:" << i << SCREENS[i].order; } //already evaluated - skip it
else if(SCREENS[i].geom.x()==xoffset){
found = true; //make sure to look for the next one
xoffset = xoffset+SCREENS[i].geom.width(); //next number to look for
SCREENS[i].order = cnum; //assign the current order to it
cnum++; //get ready for the next one
AddScreenToWidget(SCREENS[i]);
}else if(SCREENS[i].geom.x() < xoffset || SCREENS[i].geom.x() > xoffset){
//Screen not aligned with previous screen edge
qDebug() << "Found mis-aligned screen:" << i << SCREENS[i].ID;
found = true; //make sure to look for the next one
xoffset = xoffset+SCREENS[i].geom.width(); //next number to look for
SCREENS[i].order = cnum; //assign the current order to it
cnum++; //get ready for the next one
AddScreenToWidget(SCREENS[i]);
}
}
}
//Now update the available/current screens in the UI
ui->combo_availscreens->clear();
ui->combo_cscreens->clear();
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].order<0){
ui->combo_availscreens->addItem(SCREENS[i].ID);
}else{
ui->combo_cscreens->addItem(SCREENS[i].ID);
}
}
if(ui->combo_availscreens->count()<1){
ui->group_avail->setVisible(false);
ui->tabWidget->setCurrentIndex(0);
ui->tabWidget->setTabEnabled(1,false);
}else{
ui->group_avail->setVisible(true);
ui->tabWidget->setTabEnabled(1,true);
}
//if(ui->list_screens->currentItem()==0){ ui->list_screens->setCurrentRow(0); }
ScreenSelected(); //update buttons
RRSettings::SaveScreens(SCREENS);
}
void MainUI::ScreenSelected(){
QString item = currentSelection();
//QListWidgetItem *item = ui->list_screens->currentItem();
if(item.isEmpty()){
//nothing selected
//ui->tool_deactivate->setEnabled(false);
//ui->tool_moveleft->setEnabled(false);
//ui->tool_moveright->setEnabled(false);
ui->tab_config->setEnabled(false);
}else{
//Item selected
//ui->tool_deactivate->setEnabled(ui->list_screens->count()>1);
//ui->tool_moveleft->setEnabled(ui->list_screens->row(item) > 0);
//ui->tool_moveright->setEnabled(ui->list_screens->row(item) < (ui->list_screens->count()-1));
ui->tab_config->setEnabled(true);
//Update the info available on the config tab
ScreenInfo cur = currentScreenInfo();
ui->combo_resolution->clear();
QString cres = QString::number(cur.geom.width())+"x"+QString::number(cur.geom.height());
for(int i=0; i<cur.resList.length(); i++){
QString res = cur.resList[i].section(" ",0,0, QString::SectionSkipEmpty);
if(cur.resList[i].contains("+")){ ui->combo_resolution->addItem( QString(tr("%1 (Recommended)")).arg(res), res); }
else{ui->combo_resolution->addItem(res, res); }
if(cur.resList[i].contains(cres)){ ui->combo_resolution->setCurrentIndex(i); }
}
ui->check_primary->setChecked( cur.isprimary );
}
}
/*void MainUI::MoveScreenLeft(){
QListWidgetItem *item = ui->list_screens->currentItem();
if(item==0){ return; } //no selection
//Get the current ID
QString CID = item->whatsThis();
//Now get the ID of the one on the left
item = ui->list_screens->item( ui->list_screens->row(item)-1 );
if(item == 0){ return; } //no item on the left (can't go left)
QString LID = item->whatsThis(); //left ID
//Adjust the order of the two screens
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].ID == CID){ SCREENS[i].order = SCREENS[i].order-1; }
else if(SCREENS[i].ID==LID){ SCREENS[i].order = SCREENS[i].order+1; }
}
//Now run the command
QStringList opts = currentOpts();
LUtils::runCmd("xrandr", opts);
//Now run the command
//LUtils::runCmd("xrandr", QStringList() << "--output" << CID << "--left-of" << LID);
QTimer::singleShot(500, this, SLOT(UpdateScreens()) );
}*/
/*void MainUI::MoveScreenRight(){
QListWidgetItem *item = ui->list_screens->currentItem();
if(item==0){ return; } //no selection
//Get the current ID
QString CID = item->whatsThis();
//Now get the ID of the one on the left
item = ui->list_screens->item( ui->list_screens->row(item)+1 );
if(item == 0){ return; } //no item on the right (can't go right)
QString RID = item->whatsThis(); //right ID
//Adjust the order of the two screens
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].ID == RID){ SCREENS[i].order = SCREENS[i].order-1; }
else if(SCREENS[i].ID==CID){ SCREENS[i].order = SCREENS[i].order+1; }
}
//Now run the command
QStringList opts = currentOpts();
LUtils::runCmd("xrandr", opts);
QTimer::singleShot(500, this, SLOT(UpdateScreens()) );
}*/
void MainUI::DeactivateScreen(QString device){
if(device.isEmpty()){ device = currentSelection(); }
if(device.isEmpty()){ return; } //nothing found
//Remove the screen from the settings
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].ID==device){ SCREENS.removeAt(i); break; }
}
//Now run the command
QStringList opts = currentOpts();
opts << "--output" << device << "--off";
LUtils::runCmd("xrandr", opts);
QTimer::singleShot(500, this, SLOT(UpdateScreens()) );
}
void MainUI::ActivateScreen(){
//Assemble the command;
QString ID = ui->combo_availscreens->currentText();
QString DID = ui->combo_cscreens->currentText();
QString loc = ui->combo_location->currentData().toString();
if(ID.isEmpty() || DID.isEmpty() || loc.isEmpty()){ return; } //invalid inputs
QStringList opts = currentOpts();
opts << "--output" << ID << loc << DID <<"--auto";
//qDebug() << "Activate Options:" << opts;
LUtils::runCmd("xrandr", opts );
QTimer::singleShot(500, this, SLOT(UpdateScreens()) );
}
void MainUI::ApplyChanges(){
//NOTE: need to re-specifiy the
QString item = currentSelection();
if(item.isEmpty()){ return; } //nothing to do
QString newres = ui->combo_resolution->currentData().toString();
if(newres.isEmpty()){ return; } //nothing to do
//qDebug() << "Apply Screen Changes" << it->whatsThis() << "->" << newres;
//Adjust the order of the two screens
bool setprimary = ui->check_primary->isChecked();
QList<QMdiSubWindow*> windows = ui->mdiArea->subWindowList();
for(int i=0; i<SCREENS.length(); i++){
if(SCREENS[i].ID == item){
SCREENS[i].geom.setWidth(newres.section("x",0,0).toInt());
SCREENS[i].geom.setHeight(newres.section("x",1,1).toInt());
}
if(setprimary){ SCREENS[i].isprimary = SCREENS[i].ID==item; }
//Find the window associated with this screen
for(int s=0; s<windows.length(); s++){
if(windows[s]->whatsThis()==SCREENS[i].ID){
SCREENS[i].geom.setTopLeft( windows[s]->geometry().topLeft()/scaleFactor );
}
}
}
//Now run the command
QStringList opts = currentOpts();
LUtils::runCmd("xrandr", opts);
QTimer::singleShot(500, this, SLOT(UpdateScreens()) );
QTimer::singleShot(1000, this, SLOT(RestartFluxbox()) );
}
void MainUI::RestartFluxbox(){
QProcess::startDetached("killall fluxbox");
}
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