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//===========================================
// Lumina desktop source code
// Copyright (c) 2017, Ken Moore
// Available under the 3-clause BSD license
// See the LICENSE file for full details
//===========================================
#include "LShortcutEvents.h"
#include "global-objects.h"
// === PUBLIC ===
LShortcutEvents::LShortcutEvents(){
WIN = 0;
clearTimer = 0;
evaluated = false;
}
LShortcutEvents::~LShortcutEvents(){
}
void LShortcutEvents::start(){
if(clearTimer==0){
clearTimer = new QTimer(this);
clearTimer->setInterval(2000); //2 seconds
clearTimer->setSingleShot(true);
connect(clearTimer, SIGNAL(timeout()), this, SLOT(clearKeys()) );
}
//Now connect this object to the global EFILTER object signals
connect(Lumina::EFILTER, SIGNAL(KeyPressed(WId, int)), this, SLOT(KeyPress(WId, int)) );
connect(Lumina::EFILTER, SIGNAL(KeyReleased(WId, int)), this, SLOT(KeyRelease(WId, int)) );
connect(Lumina::EFILTER, SIGNAL(MousePressed(WId, Lumina::MouseButton)), this, SLOT(MousePress(WId, Lumina::MouseButton)) );
connect(Lumina::EFILTER, SIGNAL(MouseReleased(WId, Lumina::MouseButton)), this, SLOT(MouseRelease(WId, Lumina::MouseButton)) );
}
void LShortcutEvents::stop(){
disconnect(Lumina::EFILTER, SIGNAL(KeyPressed(WId, int)), this, SLOT(KeyPress(WId, int)) );
disconnect(Lumina::EFILTER, SIGNAL(KeyReleased(WId, int)), this, SLOT(KeyRelease(WId, int)) );
disconnect(Lumina::EFILTER, SIGNAL(MousePressed(WId, Lumina::MouseButton)), this, SLOT(MousePress(WId, Lumina::MouseButton)) );
disconnect(Lumina::EFILTER, SIGNAL(MouseReleased(WId, Lumina::MouseButton)), this, SLOT(MouseRelease(WId, Lumina::MouseButton)) );
clearKeys();
}
// === PRIVATE ===
void LShortcutEvents::CheckKeySequence(WId win){
//Get the keyboard modifiers
QString shortcut = keylistToString();
//Now see if there is a match for this shortcut
// "strict" actions (operate even if a non-desktop window is active/focused)
QString action = Lumina::SETTINGS->value(DesktopSettings::Keys, "strict/"+shortcut, "").toString();
qDebug() << "Strict Action:" << "strict/"+shortcut << action;
if(action.isEmpty() && win==0){
//"loose" actions (operating on the desktop or root window itself)
action = Lumina::SETTINGS->value(DesktopSettings::Keys, "desktop/"+shortcut, "").toString();
qDebug() << "Desktop Action:" << "desktop/"+shortcut << action;
}
if(!action.isEmpty()){
//Found a valid action - go ahead and evaluate it
evaluateShortcutAction(action);
}
}
void LShortcutEvents::CheckMouseSequence(WId win, Lumina::MouseButton button, bool release){
if(release && (button == Lumina::WheelUp || button == Lumina::WheelDown || button == Lumina::WheelLeft || button == Lumina::WheelRight)){
return; //skip mouse release events for wheel actions (always come in pairs of press/release)
}else if(keylist.isEmpty() || button == Lumina::NoButton){ return; } //Never overwrite mouse clicks themselves - just combinations with key presses
//Get the keyboard modifiers
QString shortcut = keylistToString();
//Add the mouse button to the shortcut
switch(button){
case Lumina::LeftButton:
shortcut.append("+LeftMouse");
break;
case Lumina::RightButton:
shortcut.append("+RightMouse");
break;
case Lumina::MidButton:
shortcut.append("+MiddleMouse");
break;
case Lumina::BackButton:
shortcut.append("+BackMouse");
break;
case Lumina::ForwardButton:
shortcut.append("+ForwardMouse");
break;
case Lumina::TaskButton:
shortcut.append("+TaskMouse");
break;
case Lumina::WheelUp:
shortcut.append("+WheelUp");
break;
case Lumina::WheelDown:
shortcut.append("+WheelDown");
break;
case Lumina::WheelLeft:
shortcut.append("+WheelLeft");
break;
case Lumina::WheelRight:
shortcut.append("+WheelRight");
break;
default:
shortcut.clear();
}
if(shortcut.isEmpty()){ return; }
//Now see if there is a match for this shortcut
// "strict" actions (operate even if a non-desktop window is active/focused)
QString action = Lumina::SETTINGS->value(DesktopSettings::Keys, "strict/"+shortcut, "").toString();
if(action.isEmpty() && win==0){
//"loose" actions (operating on the desktop or root window itself)
action = Lumina::SETTINGS->value(DesktopSettings::Keys, "desktop/"+shortcut, "").toString();
}
if(!action.isEmpty()){
//Found a valid action - go ahead and evaluate it
evaluateShortcutAction(action);
}
}
QString LShortcutEvents::keylistToString(){
QString shortcut;
for(int i=0; i<keylist.length(); i++){
if(i>0){ shortcut.append("+"); }
shortcut.append( QString::number(keylist[i]) );
}
/*qDebug() << "KeyList to String:";
qDebug() << " keys:" << keylist;
qDebug() << " string:" << shortcut;*/
return shortcut;
}
void LShortcutEvents::evaluateShortcutAction(QString action){
qDebug() << "Found Shortcut Action:" << action;
evaluated = true;
if(action.startsWith("Exec=")){
emit LaunchApplication(action.section("=",1,-1));
return;
}
//Specific Internal actions
action = action.toLower();
//Power Options
if(action=="logout"){ emit StartLogout(); }
else if(action=="reboot"){ emit StartReboot(); }
else if(action=="shutdown"){ emit StartShutdown(); }
else if(action=="show_leave_options"){ emit OpenLeaveDialog(); }
}
// === PUBLIC SLOTS ===
void LShortcutEvents::KeyPress(WId window, int key){
if(window!=WIN){ keylist.clear(); WIN = window; }
if(!keylist.contains(key)){
//Put it in the list in ascending order
bool found = false;
for(int i=0; i<keylist.length() && !found; i++){
if(keylist[i]>key){ keylist.insert(i,key); found = true; }
}
if(!found){ keylist << key; }
evaluated = false;
}
//Evaluate the key sequence only when the first one is released
clearTimer->start(); //will "restart" if already running
}
void LShortcutEvents::KeyRelease(WId window, int key){
if(window!=WIN){ keylist.clear(); return; }
if(!evaluated){ CheckKeySequence(WIN); } //run this "before" removing the key from the list
keylist.removeAll(key);
clearTimer->start(); //will "restart" if already running
}
void LShortcutEvents::MousePress(WId window, Lumina::MouseButton button){
//We do not provide shortcuts for combinations of mouse buttons - just mouse+keyboard combinations
CheckMouseSequence(window, button, false);
clearTimer->start(); //will "restart" if already running
}
void LShortcutEvents::MouseRelease(WId window, Lumina::MouseButton button){
//We do not provide shortcuts for combinations of mouse buttons - just mouse+keyboard combinations
CheckMouseSequence(window, button, true);
clearTimer->start(); //will "restart" if already running
}
void LShortcutEvents::clearKeys(){
keylist.clear();
WIN = 0;
if(clearTimer!=0){ clearTimer->stop(); }
}
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