diff options
Diffstat (limited to 'src-qt5/core/lumina-desktop/LPanel.cpp')
| -rw-r--r-- | src-qt5/core/lumina-desktop/LPanel.cpp | 347 |
1 files changed, 347 insertions, 0 deletions
diff --git a/src-qt5/core/lumina-desktop/LPanel.cpp b/src-qt5/core/lumina-desktop/LPanel.cpp new file mode 100644 index 00000000..8486bf1c --- /dev/null +++ b/src-qt5/core/lumina-desktop/LPanel.cpp @@ -0,0 +1,347 @@ +//=========================================== +// Lumina-DE source code +// Copyright (c) 2012-2015, 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" + +#define DEBUG 0 + +LPanel::LPanel(QSettings *file, int scr, int num, QWidget *parent) : QWidget(){ + //Take care of inputs + this->setMouseTracking(true); + if(DEBUG){ 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); + tmp->setContentsMargins(0,0,0,0); + this->setLayout(tmp); + tmp->addWidget(panelArea); + settings = file; + screennum = scr; + panelnum = num; //save for later + screen = LSession::desktop(); + PPREFIX = "panel"+QString::number(screennum)+"."+QString::number(num)+"/"; + defaultpanel = (LSession::handle()->screenGeom(screennum).x()==0 && num==0); + horizontal=true; //use this by default initially + hidden = false; //use this by default + //Setup the panel + if(DEBUG){ qDebug() << " -- Setup Panel"; } + this->setContentsMargins(0,0,0,0); + this->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed); + //panels cannot get keyboard focus otherwise it upsets the task manager window detection + this->setAttribute(Qt::WA_X11DoNotAcceptFocus); + this->setAttribute(Qt::WA_X11NetWmWindowTypeDock); + this->setAttribute(Qt::WA_AlwaysShowToolTips); + this->setWindowFlags(Qt::FramelessWindowHint | Qt::CustomizeWindowHint | Qt::WindowStaysOnTopHint); + //this->setWindowFlags(Qt::X11BypassWindowManagerHint | Qt::WindowStaysOnTopHint); + + this->setWindowTitle("LuminaPanel"); + this->setObjectName("LuminaPanelBackgroundWidget"); + this->setStyleSheet("QToolButton::menu-indicator{ image: none; }"); + panelArea->setObjectName("LuminaPanelColor"); + layout = new QBoxLayout(QBoxLayout::LeftToRight); + layout->setContentsMargins(0,0,0,0); + layout->setSpacing(1); + //layout->setSizeConstraint(QLayout::SetFixedSize); + panelArea->setLayout(layout); + //Set special window flags on the panel for proper usage + this->show(); + LSession::handle()->XCB->SetAsPanel(this->winId()); + LSession::handle()->XCB->SetAsSticky(this->winId()); + + 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(){ + +} + +void LPanel::prepareToClose(){ + //Go through and remove all the plugins + for(int i=0; i<PLUGINS.length(); i++){ + PLUGINS[i]->AboutToClose(); //any last cleanup for this plugin + layout->takeAt(i); //remove from the layout + PLUGINS.takeAt(i)->deleteLater(); //delete the actual widget + LSession::processEvents(); + i--; //need to back up one space to not miss another plugin + } + this->hide(); +} + +void LPanel::scalePanel(double xscale, double yscale){ + int ht = settings->value(PPREFIX+"height", 30).toInt(); //this is technically the distance into the screen from the edge + QString loc = settings->value(PPREFIX+"location","").toString().toLower(); + if(loc=="top" || loc=="bottom"){ + ht = qRound(ht*yscale); + }else{ + ht = qRound(ht*xscale); + } + settings->setValue(PPREFIX+"height", ht); + settings->sync(); + QTimer::singleShot(0, this, SLOT(UpdatePanel()) ); +} + +//=========== +// PUBLIC SLOTS +//=========== +void LPanel::UpdatePanel(bool geomonly){ + //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 + if(DEBUG){ qDebug() << "Update Panel: Geometry only=" << geomonly << "Screen Size:" << LSession::handle()->screenGeom(screennum); } + hidden = settings->value(PPREFIX+"hidepanel",false).toBool(); + QString loc = settings->value(PPREFIX+"location","").toString().toLower(); + 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 + if(ht<=1){ ht = 30; } //some kind of error in the saved height - use the default value + int hidesize = qRound(ht*0.01); //use 1% of the panel size + if(hidesize<2){ hidesize=2; } //minimum of 2 pixels (need space for the mouse to go over it) + if(hidden){ viswidth = hidesize; } + else{ viswidth = ht; } + if(DEBUG){ qDebug() << "Hidden Panel size:" << hidesize << "pixels"; } + //qDebug() << " - set Geometry"; + int xwid = LSession::handle()->screenGeom(screennum).width(); + int xhi = LSession::handle()->screenGeom(screennum).height(); + int xloc = LSession::handle()->screenGeom(screennum).x(); + double panelPercent = settings->value(PPREFIX+"lengthPercent",100).toInt(); + if(panelPercent<1 || panelPercent>100){ panelPercent = 100; } + panelPercent = panelPercent/100.0; + QString panelPinLoc = settings->value(PPREFIX+"pinLocation","center").toString().toLower(); //[left/right/center] possible values (assume center otherwise) + if(DEBUG){ qDebug() << " - Panel settings:" << QString::number(panelPercent)+QString("%") << panelPinLoc << loc; } + //xloc=xoffset; + if(loc=="top"){ //top of screen + QSize sz = QSize(xwid*panelPercent, ht); + if(panelPinLoc=="left"){} // no change to xloc + else if(panelPinLoc=="right"){ xloc = xloc+xwid-sz.width(); } + else{ xloc = xloc+((xwid-sz.width())/2) ; } //centered + //qDebug() << " - Panel Sizing:" << xloc << sz; + this->setMinimumSize(sz); + this->setMaximumSize(sz); + this->setGeometry(xloc,0,sz.width(), sz.height()); + //qDebug() << " - Reserve Panel Localation"; + if(!hidden){ LSession::handle()->XCB->ReserveLocation(this->winId(), this->geometry(), "top"); } + else{ + LSession::handle()->XCB->ReserveLocation(this->winId(), QRect(xloc, 0, this->width(), hidesize), "top"); + hidepoint = QPoint(xloc, hidesize-ht); + showpoint = QPoint(xloc, 0); + this->move(hidepoint); //Could bleed over onto the screen above + } + }else if(loc=="bottom"){ //bottom of screen + QSize sz = QSize(xwid*panelPercent, ht); + if(panelPinLoc=="left"){} // no change to xloc + else if(panelPinLoc=="right"){ xloc = xloc+xwid-sz.width(); } + else{ xloc = xloc+((xwid-sz.width())/2) ; } //centered + this->setMinimumSize(sz); + this->setMaximumSize(sz); + this->setGeometry(xloc,xhi-ht,sz.width(), ht ); + if(!hidden){ LSession::handle()->XCB->ReserveLocation(this->winId(), this->geometry(), "bottom"); } + else{ + LSession::handle()->XCB->ReserveLocation(this->winId(), QRect(xloc, xhi-hidesize, this->width(), hidesize), "bottom"); + hidepoint = QPoint(xloc, xhi-hidesize); + showpoint = QPoint(xloc, xhi-ht); + this->move(hidepoint); //Could bleed over onto the screen below + } + }else if(loc=="left"){ //left side of screen + QSize sz = QSize(ht, xhi*panelPercent); + int yloc = 0; + if(panelPinLoc=="left"){} //this is actually the top (left of center in length dimension) + else if(panelPinLoc=="right"){ yloc = yloc+xhi-sz.height(); } + else{ yloc = yloc+((xhi-sz.height())/2) ; } //centered + this->setMinimumSize(sz); + this->setMaximumSize(sz); + this->setGeometry(xloc,yloc, ht, sz.height()); + if(!hidden){ LSession::handle()->XCB->ReserveLocation(this->winId(), this->geometry(), "left"); } + else{ + LSession::handle()->XCB->ReserveLocation(this->winId(), QRect(xloc, yloc, hidesize, sz.height()), "left"); + hidepoint = QPoint(xloc-ht+hidesize, yloc); + showpoint = QPoint(xloc, yloc); + this->move(hidepoint); //Could bleed over onto the screen left + } + }else{ //right side of screen + QSize sz = QSize(ht, xhi*panelPercent); + int yloc = 0; + if(panelPinLoc=="left"){} //this is actually the top (left of center in length dimension) + else if(panelPinLoc=="right"){ yloc = yloc+xhi-sz.height(); } + else{ yloc = yloc+((xhi-sz.height())/2) ; } //centered + this->setMinimumSize(sz); + this->setMaximumSize(sz); + this->setGeometry(xloc+xwid-ht,yloc,ht, sz.height()); + if(!hidden){ LSession::handle()->XCB->ReserveLocation(this->winId(), this->geometry(), "right"); } + else{ + LSession::handle()->XCB->ReserveLocation(this->winId(), QRect(xloc+xwid-hidesize, yloc, hidesize, sz.height()), "right"); + hidepoint = QPoint(xloc+xwid-hidesize, yloc); + showpoint = QPoint(xloc+xwid-ht, yloc); + this->move(hidepoint); //Could bleed over onto the screen right + } + } + if(DEBUG){ qDebug() << " - Done with panel geometry"; } + if(geomonly){ return; } + //Now update the appearance of the toolbar + if(settings->value(PPREFIX+"customColor", false).toBool()){ + QString color = settings->value(PPREFIX+"color", "rgba(255,255,255,160)").toString(); + QString style = "QWidget#LuminaPanelColor{ background: %1; border-radius: 3px; border: 1px solid %1; }"; + style = style.arg(color); + panelArea->setStyleSheet(style); + }else{ + panelArea->setStyleSheet(""); //clear it and use the one from the theme + } + + //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"; + }*/ + if(DEBUG){ 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(screennum)+"."+QString::number(this->number())+"."+QString::number(num)) ){ + num++; + } + + plugins[i] = plugins[i]+"---"+QString::number(screennum)+"."+QString::number(this->number())+"."+QString::number(num); + //qDebug() << "Adjust Plugin ID:" << plugins[i]; + } + //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 + if(DEBUG){ qDebug() << " -- New Plugin:" << plugins[i] << i; } + LPPlugin *plug = NewPP::createPlugin(plugins[i], panelArea, horizontal); + if(plug != 0){ + PLUGINS.insert(i, plug); + layout->insertWidget(i, PLUGINS[i]); + connect(plug, SIGNAL(MenuClosed()), this, SLOT(checkPanelFocus())); + }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 + } + } + LSession::processEvents(); + } + //Now remove any extra plugins from the end + //qDebug() << "plugins:" << plugins; + //qDebug() << "PLUGINS length:" << PLUGINS.length(); + for(int i=0; i<PLUGINS.length(); i++){ + if(plugins.contains(PLUGINS[i]->type())){ continue; } //good plugin - skip it + if(DEBUG){ qDebug() << " -- Remove Plugin: " << PLUGINS[i]->type(); } + //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 + PLUGINS.takeAt(i)->deleteLater(); //delete the actual widget + LSession::processEvents(); + i--; //need to back up one space to not miss another plugin + } + this->update(); + this->show(); //make sure the panel is visible now + if(hidden){ this->move(hidepoint); } + //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())); + } + LSession::processEvents(); +} + +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())); + } +} + +// =================== +// PRIVATE SLOTS +// =================== +void LPanel::checkPanelFocus(){ + if( !this->geometry().contains(QCursor::pos()) ){ + //Move the panel back to it's "hiding" spot + if(hidden){ this->move(hidepoint); this->update(); } + //Re-active the old window + if(LSession::handle()->activeWindow()!=0){ + LSession::handle()->XCB->ActivateWindow(LSession::handle()->activeWindow()); + } + } + +} + +//=========== +// PROTECTED +//=========== +void LPanel::paintEvent(QPaintEvent *event){ + QPainter *painter = new QPainter(this); + //qDebug() << "Paint Tray:"; + //Make sure the base background of the event rectangle is the associated rectangle from the BGWindow + QRect rec = this->geometry(); //start with the global geometry of the panel + //Need to translate that rectangle to the background image coordinates + //qDebug() << " - Rec:" << rec << hidden << this->geometry(); + rec.moveTo( rec.x()-LSession::handle()->screenGeom(screennum).x(), rec.y() ); + //qDebug() << " - Adjusted Global Rec:" << rec; + painter->drawPixmap(QRect(0,0,this->width(), this->height()), bgWindow->grab(rec) ); + QWidget::paintEvent(event); //now pass the event along to the normal painting event +} + +void LPanel::enterEvent(QEvent *event){ + //qDebug() << "Panel Enter Event:"; + if(hidden){ + //Move the panel out so it is fully available + this->move(showpoint); + this->update(); + } + this->activateWindow(); + event->accept(); //just to quiet the compile warning +} + +void LPanel::leaveEvent(QEvent *event){ + /*qDebug() << "Panel Leave Event:"; + qDebug() << "Panel Geom:" << this->geometry().x() << this->geometry().y() << this->geometry().width() << this->geometry().height() ; + QPoint pt = QCursor::pos(); + qDebug() << "Mouse Point (global):" << pt.x() << pt.y(); + //pt = this->mapFromGlobal(pt); + //qDebug() << "Mouse Point (local):" << pt.x() << pt.y(); + qDebug() << "Contained:" << this->geometry().contains(pt);*/ + checkPanelFocus(); + event->accept(); //just to quiet the compile warning +} + |