Initial import of the lumina code from pcbsd git repo

1 files changed, 207 insertions, 0 deletions

diff --git a/lumina-desktop/LPanel.cpp b/lumina-desktop/LPanel.cpp
new file mode 100644
index 00000000..5e7ad292
--- /dev/null
+++ b/lumina-desktop/LPanel.cpp
@@ -0,0 +1,207 @@
+//===========================================
+//  Lumina-DE source code
+//  Copyright (c) 2012, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+#include "LPanel.h"
+#include "LSession.h"
+#include "panel-plugins/systemtray/LSysTray.h"
+
+LPanel::LPanel(QSettings *file, int scr, int num, QWidget *parent) : QWidget(){
+  //Take care of inputs
+  qDebug() << " - Creating Panel:" << scr << num;
+  bgWindow = parent; //save for later
+  //Setup the widget overlay for the entire panel to provide transparency effects
+  panelArea = new QWidget(this);
+  QBoxLayout *tmp = new QBoxLayout(QBoxLayout::LeftToRight,this);
+	tmp->setContentsMargins(0,0,0,0);
+	this->setLayout(tmp);
+	tmp->addWidget(panelArea);
+  settings = file;
+  screennum = scr;
+  screen = LSession::desktop();
+  PPREFIX = "panel"+QString::number(screennum)+"."+QString::number(num)+"/";
+  defaultpanel = (screen->screenGeometry(screennum).x()==0 && num==0);
+  //if(settings->value("defaultpanel",QString::number(screen->primaryScreen())+".0").toString()==QString::number(screennum)+"."+QString::number(num) ){ defaultpanel=true;}
+  //else{defaultpanel=false; }
+  horizontal=true; //use this by default initially
+  //Setup the panel
+  qDebug() << " -- Setup Panel";
+  this->setContentsMargins(0,0,0,0);
+  this->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
+  this->setWindowFlags(Qt::Tool | Qt::WindowStaysOnTopHint | Qt::FramelessWindowHint );
+  this->setFocusPolicy(Qt::NoFocus);
+  this->setWindowTitle("");
+  this->setAttribute(Qt::WA_X11NetWmWindowTypeDock);
+  this->setAttribute(Qt::WA_AlwaysShowToolTips);
+  this->setObjectName("LuminaPanelWidget");
+  panelArea->setObjectName("LuminaPanelPluginWidget");
+  //LX11::SetAsPanel(this->winId()); //set proper type of window for a panel since Qt can't do it
+  LX11::SetAsSticky(this->winId());
+  layout = new QBoxLayout(QBoxLayout::LeftToRight, this);
+    layout->setContentsMargins(0,0,0,0);
+    layout->setSpacing(1);
+    //layout->setSizeConstraint(QLayout::SetFixedSize);
+  panelArea->setLayout(layout);
+  QTimer::singleShot(1,this, SLOT(UpdatePanel()) ); //start this in a new thread
+  connect(screen, SIGNAL(resized(int)), this, SLOT(UpdatePanel()) ); //in case the screen resolution changes
+}
+
+LPanel::~LPanel(){
+	
+}
+
+//===========
+// PUBLIC SLOTS
+//===========
+void LPanel::UpdatePanel(){
+  //Create/Update the panel as designated in the Settings file
+  settings->sync(); //make sure to catch external settings changes
+  //First set the geometry of the panel and send the EWMH message to reserve that space
+  qDebug() << "Update Panel";
+  QString loc = settings->value(PPREFIX+"location","").toString();
+  if(loc.isEmpty() && defaultpanel){ loc="top"; }
+  if(loc=="top" || loc=="bottom"){ 
+    horizontal=true; 
+    layout->setAlignment(Qt::AlignLeft); 
+    layout->setDirection(QBoxLayout::LeftToRight);
+  }else{
+    horizontal=false;
+    layout->setAlignment(Qt::AlignTop);
+    layout->setDirection(QBoxLayout::TopToBottom);
+  }
+  int ht = settings->value(PPREFIX+"height", 30).toInt(); //this is technically the distance into the screen from the edge
+  //qDebug() << " - set Geometry";
+  int xwid = screen->screenGeometry(screennum).width();
+  int xhi = screen->screenGeometry(screennum).height();
+  int xloc = screen->screenGeometry(screennum).x();
+  //xloc=xoffset;
+  if(loc=="top"){ //top of screen
+    QSize sz = QSize(xwid, ht);
+    this->setMinimumSize(sz);
+    this->setMaximumSize(sz);
+    this->setGeometry(xloc,0,xwid, ht );
+    LX11::ReservePanelLocation(this->winId(), xloc, 0, this->width(), ht, "top");
+  }else if(loc=="bottom"){ //bottom of screen
+    QSize sz = QSize(xwid, ht);
+    this->setMinimumSize(sz);
+    this->setMaximumSize(sz);
+    this->setGeometry(xloc,xhi-ht,xwid, ht );
+    LX11::ReservePanelLocation(this->winId(), xloc, xhi-ht, this->width(), ht, "bottom");
+  }else if(loc=="left"){ //left side of screen
+    QSize sz = QSize(ht, xhi);
+    this->setMinimumSize(sz);
+    this->setMaximumSize(sz);
+    this->setGeometry(xloc,0, ht, xhi);
+    LX11::ReservePanelLocation(this->winId(), xloc, 0, ht, xhi, "left");
+  }else{ //right side of screen
+    QSize sz = QSize(ht, xhi);
+    this->setMinimumSize(sz);
+    this->setMaximumSize(sz);
+    this->setGeometry(xloc+xwid-ht,0,ht, xhi);
+    LX11::ReservePanelLocation(this->winId(), xloc+xwid-ht, 0, ht, xhi, "right");	  
+  }
+  //Now update the appearance of the toolbar
+  QString color = settings->value(PPREFIX+"color", "rgba(255,255,255,160)").toString();
+  QString style = "QWidget#LuminaPanelPluginWidget{ background: %1; border-radius: 5px; border: 1px solid transparent; }";
+  style = style.arg(color);
+  panelArea->setStyleSheet(style);
+  
+  //Then go through the plugins and create them as necessary
+  QStringList plugins = settings->value(PPREFIX+"pluginlist", QStringList()).toStringList();
+  if(defaultpanel && plugins.isEmpty()){
+    plugins << "userbutton" << "taskmanager" << "spacer" << "systemtray" << "clock" << "systemdashboard";
+  }
+  qDebug() << " - Initialize Plugins: " << plugins;
+  for(int i=0; i<plugins.length(); i++){
+    //Ensure this plugin has a unique ID (NOTE: this numbering does not persist between sessions)
+    if(!plugins[i].contains("---")){
+      int num=1;
+      while( plugins.contains(plugins[i]+"---"+QString::number(this->number())+"."+QString::number(num)) ){
+        num++;
+      }
+      plugins[i] = plugins[i]+"---"+QString::number(this->number())+"."+QString::number(num);
+    }
+    //See if this plugin is already there or in a different spot
+    bool found = false;
+    for(int p=0; p<PLUGINS.length(); p++){
+      if(PLUGINS[p]->type()==plugins[i]){
+        found = true; //already exists
+	//Make sure the plugin layout has the correct orientation
+	if(horizontal){PLUGINS[p]->layout()->setDirection(QBoxLayout::LeftToRight); }
+	else{ PLUGINS[p]->layout()->setDirection(QBoxLayout::TopToBottom); }
+	QTimer::singleShot(0,PLUGINS[p], SLOT( OrientationChange() ) );
+	//Now check the location of the plugin in the panel
+	if(p!=i){ //wrong place in the panel
+	  layout->takeAt(p); //remove the item from the current location
+	  layout->insertWidget(i, PLUGINS[p]); //add the item into the correct location
+	  PLUGINS.move(p,i); //move the identifier in the list to match
+	}
+	break;
+      }
+    }
+    if(!found){
+      //New Plugin
+      qDebug() << " -- New Plugin:" << plugins[i];
+      LPPlugin *plug = NewPP::createPlugin(plugins[i], panelArea, horizontal);
+      if(plug != 0){ 
+        PLUGINS.insert(i, plug);
+        layout->insertWidget(i, PLUGINS[i]);
+      }else{
+        //invalid plugin type
+	plugins.removeAt(i); //remove this invalid plugin from the list
+	i--; //make sure we don't miss the next item with the re-order
+      }
+    }
+  }
+  //Now remove any extra plugins from the end
+  for(int i=plugins.length(); i<PLUGINS.length(); i++){
+    qDebug() << " -- Remove Plugin: " << i;
+    //If this is the system tray - stop it first
+    if( PLUGINS[i]->type().startsWith("systemtray---") ){
+      static_cast<LSysTray*>(PLUGINS[i])->stop();
+    }
+    layout->takeAt(i); //remove from the layout
+    delete PLUGINS.takeAt(i); //delete the actual widget
+  }
+  this->update();
+  this->show(); //make sure the panel is visible now
+  //Now go through and send the orientation update signal to each plugin
+  for(int i=0; i<PLUGINS.length(); i++){
+    QTimer::singleShot(0,PLUGINS[i], SLOT(OrientationChange()));
+  }
+}
+
+void LPanel::UpdateLocale(){
+  //The panel itself has no text to translate, just forward the signal to all the plugins
+  for(int i=0; i<PLUGINS.length(); i++){
+    QTimer::singleShot(1,PLUGINS[i], SLOT(LocaleChange()));
+  }
+}
+
+void LPanel::UpdateTheme(){
+  //The panel itself has no theme-based icons, just forward the signal to all the plugins
+  for(int i=0; i<PLUGINS.length(); i++){
+    QTimer::singleShot(1,PLUGINS[i], SLOT(ThemeChange()));
+  }	
+}
+
+
+//===========
+// PROTECTED
+//===========
+void LPanel::paintEvent(QPaintEvent *event){
+  QPainter *painter = new QPainter(this);
+  //Make sure the base background of the event rectangle is the associated rectangle from the BGWindow
+  QRect rec(event->rect().x(), event->rect().y(), event->rect().width(), event->rect().height()); //already in global coords? (translating to bgWindow coords crashes Lumina)
+  //Need to translate that rectangle to the background image coordinates
+  //qDebug() << "Rec:" << rec.x() << rec.y();
+  rec.moveTo( this->mapToGlobal(rec.topLeft()) ); //Need to change to global coords for the main window
+  //qDebug() << "Global Rec:" << rec.x() << rec.y() << screennum;
+  rec.moveTo( rec.x()-screen->screenGeometry(screennum).x(), rec.y() );
+  //qDebug() << "Adjusted Global Rec:" << rec.x() << rec.y();
+  painter->drawPixmap(event->rect(), QPixmap::grabWidget(bgWindow, rec) );
+  QWidget::paintEvent(event); //now pass the event along to the normal painting event
+}
+