Add the new "DesktopManager" class into lumina2 sources.

This is the class that watches for settings file changes and/or converts settings into interface object values.

8 files changed, 215 insertions, 15 deletions

diff --git a/src-qt5/core/lumina-desktop-unified/LSession.cpp b/src-qt5/core/lumina-desktop-unified/LSession.cpp
index e1251c01..ed4d644b 100644
--- a/src-qt5/core/lumina-desktop-unified/LSession.cpp
+++ b/src-qt5/core/lumina-desktop-unified/LSession.cpp
@@ -22,6 +22,7 @@ QThread* Lumina::EVThread = 0;
 RootWindow* Lumina::ROOTWIN = 0;
 XDGDesktopList* Lumina::APPLIST = 0;
 LShortcutEvents* Lumina::SHORTCUTS = 0;
+DesktopManager* Lumina::DESKMAN = 0;
 
 LSession::LSession(int &argc, char ** argv) : LSingleApplication(argc, argv, "lumina-desktop-unified"){
   //Initialize the global objects to null pointers
@@ -49,10 +50,11 @@ LSession::LSession(int &argc, char ** argv) : LSingleApplication(argc, argv, "lu
   Lumina::NEF = new NativeEventFilter();
   Lumina::NWS = new NativeWindowSystem();
   Lumina::SS = new LScreenSaver();
+  Lumina::DESKMAN = new DesktopManager();
   //Now put the Native Window System into it's own thread to keep things snappy
   Lumina::EVThread = new QThread();
-    //Lumina::NWS->moveToThread(Lumina::EVThread);
-  //Lumina::EVThread->start();
+    Lumina::DESKMAN->moveToThread(Lumina::EVThread);
+  Lumina::EVThread->start();
   Lumina::APPLIST = XDGDesktopList::instance();
   Lumina::ROOTWIN = new RootWindow();
   Lumina::SHORTCUTS = new LShortcutEvents(); //this can be moved to it's own thread eventually as well
@@ -73,6 +75,7 @@ LSession::~LSession(){
   if(DesktopSettings::instance()!=0){ DesktopSettings::instance()->deleteLater(); }
   if(Lumina::ROOTWIN!=0){ Lumina::ROOTWIN->deleteLater(); }
   if(Lumina::APPLIST!=0){ Lumina::APPLIST->deleteLater(); }
+  if(Lumina::DESKMAN!=0){ Lumina::DESKMAN->deleteLater(); }
 }
 
 void LSession::setupSession(){
@@ -104,6 +107,10 @@ void LSession::setupSession(){
     splash.showScreen("user");
   if(DEBUG){ qDebug() << " - Init User Files:" << timer->elapsed();}
   //checkUserFiles(); //adds these files to the watcher as well
+  Lumina::NWS->setRoot_numberOfWorkspaces(QStringList() << "one" << "two");
+  Lumina::NWS->setRoot_currentWorkspace(0);
+
+  Lumina::DESKMAN->start();
   Lumina::ROOTWIN->start();
   //Initialize the internal variables
   //DESKTOPS.clear();
@@ -124,14 +131,12 @@ void LSession::setupSession(){
 
   //Initialize the desktops
     splash.showScreen("desktop");
-  if(DEBUG){ qDebug() << " - Init Desktops:" << timer->elapsed(); }
+  /*if(DEBUG){ qDebug() << " - Init Desktops:" << timer->elapsed(); }
   QList<QScreen*> scrns= QApplication::screens();
   for(int i=0; i<scrns.length(); i++){
     qDebug() << "   --- Load Wallpaper for Screen:" << scrns[i]->name();
     RootDesktopObject::instance()->ChangeWallpaper(scrns[i]->name(),QUrl::fromLocalFile(LOS::LuminaShare()+"desktop-background.jpg").toString() );
-  }
-  Lumina::NWS->setRoot_numberOfWorkspaces(QStringList() << "one" << "two");
-  Lumina::NWS->setRoot_currentWorkspace(0);
+  }*/
 
   if(DEBUG){ qDebug() << " - Create Desktop Context Menu"; }
 
diff --git a/src-qt5/core/lumina-desktop-unified/global-objects.h b/src-qt5/core/lumina-desktop-unified/global-objects.h
index c204587f..4cea60c2 100644
--- a/src-qt5/core/lumina-desktop-unified/global-objects.h
+++ b/src-qt5/core/lumina-desktop-unified/global-objects.h
@@ -22,9 +22,10 @@
 //#include "src-events/LXcbEventFilter.h"
 //#endif
 #include "src-events/LShortcutEvents.h"
-
+#include "src-desktop/DesktopManager.h"
 #include "src-screensaver/LScreenSaver.h"
 //#include "src-WM/LWindowManager.h"
+
 #include <RootWindow.h>
 #include "LSession.h"
 
@@ -43,13 +44,13 @@ namespace Lumina{
 
 	//extern EventFilter *EFILTER; //Native Event Watcher
 	extern LShortcutEvents *SHORTCUTS; //Keyboard/mouse shortcut events
-	//extern DesktopSettings *SETTINGS; //All Settings files
+
 	//ScreenSaver
 	extern LScreenSaver *SS;
 	//Root Window
 	extern RootWindow *ROOTWIN;
-	//Window Manager
-	//LWindowManager *WM;
+	//Desktop Manager
+	extern DesktopManager *DESKMAN;
 	//Application List
 	extern XDGDesktopList *APPLIST;
 
diff --git a/src-qt5/core/lumina-desktop-unified/main.cpp b/src-qt5/core/lumina-desktop-unified/main.cpp
index ed2b9b4c..3cf35e50 100644
--- a/src-qt5/core/lumina-desktop-unified/main.cpp
+++ b/src-qt5/core/lumina-desktop-unified/main.cpp
@@ -39,11 +39,11 @@ int main(int argc, char ** argv)
     QTime *timer=0;
     if(DEBUG){ timer = new QTime(); timer->start(); }
     if(DEBUG){ qDebug() << "Theme Init:" << timer->elapsed(); }
-    LuminaThemeEngine theme(&a);
-    QObject::connect(&theme, SIGNAL(updateIcons()), &a, SLOT(reloadIconTheme()) );
+    /*LuminaThemeEngine theme(&a);
+    QObject::connect(&theme, SIGNAL(updateIcons()), &a, SLOT(reloadIconTheme()) );*/
     if(DEBUG){ qDebug() << "Session Setup:" << timer->elapsed(); }
     QTimer::singleShot(0, &a, SLOT(setupSession()) );
-    theme.refresh();
+    //theme.refresh();
     if(DEBUG){ qDebug() << "Exec Time:" << timer->elapsed(); delete timer;}
     int retCode = a.exec();
     qDebug() << "Finished Closing Down Unified Lumina";
diff --git a/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.cpp b/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.cpp
new file mode 100644
index 00000000..d6d06be9
--- /dev/null
+++ b/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.cpp
@@ -0,0 +1,139 @@
+//===========================================
+//  Lumina-desktop source code
+//  Copyright (c) 2017-2018, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+#include "DesktopManager.h"
+
+#include "global-objects.h"
+
+// === PUBLIC ===
+DesktopManager::DesktopManager(){
+
+}
+
+DesktopManager::~DesktopManager(){
+
+}
+
+void DesktopManager::start(){
+  connect(DesktopSettings::instance(), SIGNAL(FileModified(DesktopSettings::File)), this, SLOT(settingsChanged(DesktopSettings::File)) );
+  //Perform the initial load of the settings files
+  QTimer::singleShot(0, this, SLOT(updateDesktopSettings()) );
+  QTimer::singleShot(0, this, SLOT(updatePanelSettings()) );
+  QTimer::singleShot(0, this, SLOT(updatePluginSettings()) );
+  QTimer::singleShot(0, this, SLOT(updateMenuSettings()) );
+  QTimer::singleShot(0, this, SLOT(updateAnimationSettings()) );
+}
+
+void DesktopManager::stop(){
+  disconnect(DesktopSettings::instance(), SIGNAL(FileModified(DesktopSettings::File)), this, SLOT(settingsChanged(DesktopSettings::File)) );
+}
+
+// === PRIVATE ===
+void DesktopManager::updateWallpaper(QString screen_id, int wkspace){
+  QString current = RootDesktopObject::instance()->CurrentWallpaper(screen_id);
+  if(!current.isEmpty()){ current = QUrl(current).toLocalFile(); } //convert it back to the normal file syntax
+  //First find the list of options from the settings
+  //First look for a list that matches this exact screen/workspace combo
+  QStringList wpaperList = DesktopSettings::instance()->value(DesktopSettings::Desktop, "wallpapers/"+screen_id+"_wk_"+QString::number(wkspace), QStringList()).toStringList();
+  //Next look for a list that matches this exact workspace
+  if(wpaperList.isEmpty()){ wpaperList= DesktopSettings::instance()->value(DesktopSettings::Desktop, "wallpapers/default_wk_"+QString::number(wkspace), QStringList()).toStringList(); }
+  //Next look for a list that matches this exact screen
+  if(wpaperList.isEmpty()){ wpaperList= DesktopSettings::instance()->value(DesktopSettings::Desktop, "wallpapers/"+screen_id, QStringList()).toStringList(); }
+  //Now look for a list that matches any screen/workspace
+  if(wpaperList.isEmpty()){ wpaperList= DesktopSettings::instance()->value(DesktopSettings::Desktop, "wallpapers/default", QStringList()).toStringList(); }
+  //Now use the failover wallpaper directory
+  if(wpaperList.isEmpty()){ wpaperList << LOS::LuminaShare()+"../wallpapers/lumina-nature"; }
+  //Wallpaper selection/randomization
+  if(wpaperList.count()==1 && wpaperList.first()==current){ return; } //nothing to do - just the same image
+  QString wpaper;
+  QStringList bgL = wpaperList; //need a copy at the moment - could change the entire list in a second (opening a dir for instance)
+  while(wpaper.isEmpty() || QFileInfo(wpaper).isDir()){
+    QString prefix;
+    if(!wpaper.isEmpty()){
+      //Got a directory - update the list of files and re-randomize the selection
+      QStringList imgs = LUtils::imageExtensions(true);
+      QDir tdir(wpaper);
+      prefix=wpaper+"/";
+      bgL = tdir.entryList(imgs, QDir::Files | QDir::NoDotAndDotDot, QDir::Name);
+      //If directory no longer has any valid images - remove it from list and try again
+      if(bgL.isEmpty()){
+        wpaperList.removeAll(wpaper); //invalid directory - remove it from the list for the moment
+        bgL = wpaperList; //reset the list back to the original list (not within a directory)
+      }
+    }
+    //Verify that there are files in the list - otherwise use the default
+    if(bgL.isEmpty()){ wpaper="default"; break; }
+    int index = ( qrand() % bgL.length() );
+    if(index== bgL.indexOf(current)){ //if the current wallpaper was selected by the randomization again
+      //Go to the next in the list
+      if(index < 0 || index >= bgL.length()-1){ index = 0; } //if invalid or last item in the list - go to first
+      else{ index++; } //go to next
+    }
+    wpaper = prefix+bgL[index];
+  }
+  //Now go ahead and set the wallpaper in the screen object
+  if(wpaper.isEmpty() || wpaper=="default"){ wpaper = LOS::LuminaShare()+"desktop-background.jpg"; } //failover image
+  qDebug() << "Updating Wallpaper:" << screen_id << wpaper;
+  RootDesktopObject::instance()->ChangeWallpaper(screen_id,QUrl::fromLocalFile(wpaper).toString() );
+}
+
+void DesktopManager::updatePanels(QString panel_id){
+
+}
+
+void DesktopManager::updatePlugins(QString plugin_id){
+
+}
+
+// === PUBLIC SLOTS ===
+void DesktopManager::workspaceChanged(int wknum){
+  qDebug() << "Got Workspace Changed:" << wknum;
+
+}
+
+void DesktopManager::settingsChanged(DesktopSettings::File type){
+  switch(type){
+	case DesktopSettings::Desktop:
+	  QTimer::singleShot(0, this, SLOT(updateDesktopSettings()) );
+	case DesktopSettings::Panels:
+	  QTimer::singleShot(0, this, SLOT(updatePanelSettings()) );
+	case DesktopSettings::Plugins:
+	  QTimer::singleShot(0, this, SLOT(updatePluginSettings()) );
+	case DesktopSettings::ContextMenu:
+	  QTimer::singleShot(0, this, SLOT(updateMenuSettings()) );
+	case DesktopSettings::Animation:
+	  QTimer::singleShot(0, this, SLOT(updateAnimationSettings()) );
+	default:
+	  break;
+	  //Do nothing - not a settings change we care about here
+  }
+}
+
+// === PRIVATE SLOTS ===
+void DesktopManager::updateDesktopSettings(){
+  qDebug() << "Update Desktop Settings...";
+  QList<QScreen*> scrns= QApplication::screens();
+  int wkspace = Lumina::NWS->currentWorkspace();
+  for(int i=0; i<scrns.length(); i++){ updateWallpaper(scrns[i]->name(), wkspace); }
+
+}
+
+void DesktopManager::updatePanelSettings(){
+
+}
+
+void DesktopManager::updatePluginSettings(){
+
+}
+
+void DesktopManager::updateMenuSettings(){
+
+}
+
+void DesktopManager::updateAnimationSettings(){
+
+}
+
diff --git a/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.h b/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.h
new file mode 100644
index 00000000..df681afa
--- /dev/null
+++ b/src-qt5/core/lumina-desktop-unified/src-desktop/DesktopManager.h
@@ -0,0 +1,44 @@
+//===========================================
+//  Lumina-desktop source code
+//  Copyright (c) 2017-2018, Ken Moore
+//  Available under the 3-clause BSD license
+//  See the LICENSE file for full details
+//===========================================
+// This is the main class that updates the interface objects
+//    on-demand as settings files and other stuff changes
+//===========================================
+#ifndef _LUMINA_DESKTOP_OBJECT_MANAGER_H
+#define _LUMINA_DESKTOP_OBJECT_MANAGER_H
+
+#include <global-includes.h>
+
+class DesktopManager : public QObject {
+	Q_OBJECT
+public:
+	DesktopManager();
+	~DesktopManager();
+
+	void start();
+	void stop();
+
+private:
+	void updateWallpaper(QString screen_id, int wkspace);
+	void updatePanels(QString panel_id);
+	void updatePlugins(QString plugin_id);
+
+public slots:
+	void workspaceChanged(int);
+	void settingsChanged(DesktopSettings::File);
+
+private slots:
+	void updateDesktopSettings();
+	void updatePanelSettings();
+	void updatePluginSettings();
+	void updateMenuSettings();
+	void updateAnimationSettings();
+
+signals:
+	void PanelLocationsChanged(); //reserved screen space changed
+};
+
+#endif
diff --git a/src-qt5/core/lumina-desktop-unified/src-desktop/desktop.pri b/src-qt5/core/lumina-desktop-unified/src-desktop/desktop.pri
index e4c4faeb..f4a6882d 100644
--- a/src-qt5/core/lumina-desktop-unified/src-desktop/desktop.pri
+++ b/src-qt5/core/lumina-desktop-unified/src-desktop/desktop.pri
@@ -1,8 +1,10 @@
 QT *= gui widgets qml quick
 
-SOURCES *= $${PWD}/RootWindow.cpp
+SOURCES *= $${PWD}/RootWindow.cpp \
+		$${PWD}/Desktopmanager.cpp
 
-HEADERS *= $${PWD}/RootWindow.h
+HEADERS *= $${PWD}/RootWindow.h \
+		$${PWD}/DesktopManager.h
 
 #update the includepath so we can just #include as needed without paths
 INCLUDEPATH *= $${PWD}
diff --git a/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.cpp b/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.cpp
index 5750ac2d..4b01fa0d 100644
--- a/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.cpp
+++ b/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.cpp
@@ -129,5 +129,13 @@ void RootDesktopObject::ChangeWallpaper(QString screen, QString value){
   }
 }
 
+QString RootDesktopObject::CurrentWallpaper(QString screen){
+  for(int i=0; i<s_objects.length(); i++){
+    if(s_objects[i]->name()==screen){ return s_objects[i]->background();}
+  }
+  return ""; //unknown
+}
+
+
 
 // === PRIVATE ===
diff --git a/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.h b/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.h
index 838b5f7d..7d5182c4 100644
--- a/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.h
+++ b/src-qt5/core/lumina-desktop-unified/src-desktop/src-cpp/RootDesktopObject.h
@@ -55,6 +55,7 @@ private:
 public slots:
 	void updateScreens(); //rescan/update screen objects
 	void ChangeWallpaper(QString screen, QString);
+	QString CurrentWallpaper(QString screen);
 
 private slots: