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//===========================================
// Lumina-DE source code
// Copyright (c) 2014, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "LTaskManagerPlugin.h"
#include "../../LSession.h"
LTaskManagerPlugin::LTaskManagerPlugin(QWidget *parent, QString id, bool horizontal) : LPPlugin(parent, id, horizontal){
timer = new QTimer(this);
timer->setSingleShot(true);
timer->setInterval(10); // 1/100 second
connect(timer, SIGNAL(timeout()), this, SLOT(UpdateButtons()) );
usegroups = true; //backwards-compatible default value
if(id.contains("-nogroups")){ usegroups = false; }
connect(LSession::handle(), SIGNAL(WindowListEvent()), this, SLOT(checkWindows()) );
connect(LSession::handle(), SIGNAL(WindowListEvent(WId)), this, SLOT(UpdateButton(WId)) );
this->layout()->setContentsMargins(0,0,0,0);
QTimer::singleShot(0,this, SLOT(UpdateButtons()) ); //perform an initial sync
//QTimer::singleShot(100,this, SLOT(OrientationChange()) ); //perform an initial sync
}
LTaskManagerPlugin::~LTaskManagerPlugin(){
}
//==============
// PRIVATE SLOTS
//==============
void LTaskManagerPlugin::UpdateButtons(){
updating = QDateTime::currentDateTime(); //global time stamp
QDateTime ctime = updating; //current thread time stamp
//Get the current window list
QList<WId> winlist = LSession::handle()->XCB->WindowList();
//Do not change the status of the previously active window if it just changed to a non-visible window
WId activeWin = LSession::handle()->XCB->ActiveWindow();
bool skipActive = !winlist.contains(activeWin);
//qDebug() << "Update Buttons:" << winlist;
if(updating > ctime){ return; } //another thread kicked off already - stop this one
//Now go through all the current buttons first
for(int i=0; i<BUTTONS.length(); i++){
//Get the windows managed in this button
QList<WId> WI = BUTTONS[i]->windows();
bool updated=false;
if(updating > ctime){ return; } //another thread kicked off already - stop this one
//Loop over all the windows for this button
for(int w=0; w<WI.length(); w++){
if(updating > ctime){ return; } //another thread kicked off already - stop this one
if( winlist.contains( WI[w] ) ){
//Still current window - update it later
winlist.removeAll(WI[w] ); //remove this window from the list since it is done
}else{
//Window was closed - remove it
if(WI.length()==1){
//Remove the entire button
//qDebug() << "Window Closed: Remove Button" ;
this->layout()->takeAt(i); //remove from the layout
delete BUTTONS.takeAt(i);
i--;
updated = true; //prevent updating a removed button
break; //break out of the button->window loop
}else{
//qDebug() << "Window Closed: Remove from button:" << WI[w].windowID() << "Button:" << w;
BUTTONS[i]->rmWindow(WI[w]); // one of the multiple windows for the button
WI.removeAt(w); //remove this window from the list
w--;
}
updated=true; //button already changed
}
if(updating > ctime){ return; } //another thread kicked off already - stop this one
}
if(!updated){
//qDebug() << "Update Button:" << i;
if(updating > ctime){ return; } //another thread kicked off already - stop this one
if(!skipActive || !BUTTONS[i]->isActive()){
QTimer::singleShot(1,BUTTONS[i], SLOT(UpdateButton()) ); //keep moving on
}
}
}
//Now go through the remaining windows
for(int i=0; i<winlist.length(); i++){
//New windows, create buttons for each (add grouping later)
if(updating > ctime){ return; } //another thread kicked off already - stop this one
//Check for a button that this can just be added to
QString ctxt = LSession::handle()->XCB->WindowClass(winlist[i]);
bool found = false;
for(int b=0; b<BUTTONS.length(); b++){
if(updating > ctime){ return; } //another thread kicked off already - stop this one
if(BUTTONS[b]->classname()== ctxt && usegroups){
//This adds a window to an existing group
found = true;
//qDebug() << "Add Window to Button:" << b;
BUTTONS[b]->addWindow(winlist[i]);
break;
}
}
if(!found){
if(updating > ctime){ return; } //another thread kicked off already - stop this one
//No group, create a new button
//qDebug() << "New Button";
LTaskButton *but = new LTaskButton(this, usegroups);
but->addWindow( winlist[i] );
if(this->layout()->direction()==QBoxLayout::LeftToRight){
but->setIconSize(QSize(this->height(), this->height()));
}else{
but->setIconSize(QSize(this->width(), this->width()));
}
this->layout()->addWidget(but);
BUTTONS << but;
}
}
}
void LTaskManagerPlugin::UpdateButton(WId win){
for(int i=0; i<BUTTONS.length(); i++){
if(BUTTONS[i]->windows().contains(win)){
qDebug() << "Update Task Manager Button (single window ping)";
QTimer::singleShot(0,BUTTONS[i], SLOT(UpdateButton()) );
break;
}
}
}
void LTaskManagerPlugin::checkWindows(){
timer->start();
}
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