Create the instance of MessengerWindow only when needed and delete it on close.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@3301 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/gui/MainWindow.cpp

@@ -154,8 +154,6 @@ MainWindow::MainWindow(QWidget* parent, Qt::WFlags flags)
     /* Create all the dialogs of which we only want one instance */
     _bandwidthGraph = new BandwidthGraph();
 
-    /*messengerWindow instance is created statically so that RsAutoUpdatePage can access it*/ 
-    messengerWindow = MessengerWindow::getInstance();
     #ifdef UNFINISHED
     applicationWindow = new ApplicationWindow();
     applicationWindow->hide();
@@ -304,7 +302,6 @@ MainWindow::~MainWindow()
     delete natstatus;
     delete ratesstatus;
     MessengerWindow::releaseInstance();
-    messengerWindow = NULL;
 #ifdef UNFINISHED
     delete applicationWindow;
 #endif
@@ -624,7 +621,7 @@ void MainWindow::showSettings()
 /** Shows Messenger window */
 void MainWindow::showMessengerWindow()
 {
-    messengerWindow->show();
+    MessengerWindow::showYourself();
 }
 
 
@@ -640,13 +637,11 @@ void MainWindow::showApplWindow()
  * tray menu configuration. */
 void MainWindow::createActions()
 {
-
     _settingsAct = new QAction(QIcon(IMAGE_PREFERENCES), tr("Options"), this);
     connect(_settingsAct, SIGNAL(triggered()), this, SLOT(showSettings()));
 
     _bandwidthAct = new QAction(QIcon(IMAGE_BWGRAPH), tr("Bandwidth Graph"), this);
-    connect(_bandwidthAct, SIGNAL(triggered()),
-            _bandwidthGraph, SLOT(showWindow()));
+    connect(_bandwidthAct, SIGNAL(triggered()), _bandwidthGraph, SLOT(showWindow()));
 
     _messengerwindowAct = new QAction(QIcon(IMAGE_RSM16), tr("Open Messenger"), this);
     connect(_messengerwindowAct, SIGNAL(triggered()),this, SLOT(showMessengerWindow()));
@@ -659,8 +654,6 @@ void MainWindow::createActions()
 #endif
     _helpAct = new QAction(QIcon(IMG_HELP), tr("Help"), this);
     connect(_helpAct, SIGNAL(triggered()), this, SLOT(showHelpDialog()));
-
-
 }
 
 /** If the user attempts to quit the app, a check-warning is issued. This warning can be

retroshare-gui/src/gui/MainWindow.h

@@ -111,7 +111,6 @@ public:
     ChatDialog        *chatDialog;
     MessagesDialog    *messagesDialog;
     SharedFilesDialog *sharedfilesDialog;
-    MessengerWindow   *messengerWindow;
     ForumsDialog      *forumsDialog;
     ChannelFeed       *channelFeed;
     Idle              *idle;

retroshare-gui/src/gui/MessengerWindow.cpp

@@ -46,6 +46,7 @@
 #include "RetroShareLink.h"
 #include "PeersDialog.h"
 #include "ShareManager.h"
+#include "gui/notifyqt.h"
 
 #include <iostream>
 #include <sstream>
@@ -81,7 +82,9 @@
 /******
  * #define MSG_DEBUG 1
  *****/
-MessengerWindow* MessengerWindow::mv = 0;
+
+MessengerWindow* MessengerWindow::_instance = NULL;
+static std::set<std::string> *expandedPeers = NULL;
 
 // quick and dirty for sorting, better use QTreeView and QSortFilterProxyModel
 class MyMessengerTreeWidgetItem : public QTreeWidgetItem
@@ -113,20 +116,30 @@ private:
     QTreeWidget *m_pWidget; // the member "view" is private
 };
 
+/*static*/ void MessengerWindow::showYourself ()
+{
+    if (_instance == NULL) {
+        _instance = new MessengerWindow();
+    }
+
+    _instance->show();
+    _instance->activateWindow();
+}
+
 MessengerWindow* MessengerWindow::getInstance()
 {
-	if(mv == 0)
-	{
-		mv = new MessengerWindow();
-	}
-	return mv;
+    return _instance;
 }
 
 void MessengerWindow::releaseInstance()
 {
-	if(mv != 0)
-	{
-		delete mv;
+    if (_instance) {
+        delete _instance;
+    }
+    if (expandedPeers) {
+        /* delete saved expanded peers */
+        delete(expandedPeers);
+        expandedPeers = NULL;
     }
 }
 
@@ -137,6 +150,8 @@ MessengerWindow::MessengerWindow(QWidget* parent, Qt::WFlags flags)
     /* Invoke the Qt Designer generated object setup routine */
     ui.setupUi(this);
 
+    setAttribute ( Qt::WA_DeleteOnClose, true );
+
     connect( ui.messengertreeWidget, SIGNAL( customContextMenuRequested( QPoint ) ), this, SLOT( messengertreeWidgetCostumPopupMenu( QPoint ) ) );
     connect( ui.messengertreeWidget, SIGNAL(itemDoubleClicked ( QTreeWidgetItem *, int)), this, SLOT(chatfriend(QTreeWidgetItem *)));
 
@@ -151,11 +166,14 @@ MessengerWindow::MessengerWindow(QWidget* parent, Qt::WFlags flags)
     connect(ui.statuscomboBox, SIGNAL(activated(int)), this, SLOT(statusChanged(int)));
     connect(ui.filterPatternLineEdit, SIGNAL(textChanged(const QString &)), this, SLOT(filterRegExpChanged()));
 
+    connect(NotifyQt::getInstance(), SIGNAL(friendsChanged()), this, SLOT(updateMessengerDisplay()));
+    connect(NotifyQt::getInstance(), SIGNAL(ownAvatarChanged()), this, SLOT(updateAvatar()));
+    connect(NotifyQt::getInstance(), SIGNAL(ownStatusMessageChanged()), this, SLOT(loadmystatusmessage()));
+
     QTimer *timer = new QTimer(this);
     timer->connect(timer, SIGNAL(timeout()), this, SLOT(updateMessengerDisplay()));
     timer->start(1000); /* one second */
 
-
     /* to hide the header  */
     ui.messengertreeWidget->header()->hide();
 
@@ -169,7 +187,6 @@ MessengerWindow::MessengerWindow(QWidget* parent, Qt::WFlags flags)
     _header->setResizeMode (COLUMN_STATE, QHeaderView::Custom);
     _header->setStretchLastSection(false);
 
-
     _header->resizeSection ( COLUMN_NAME, 200 );
     _header->resizeSection ( COLUMN_STATE, 42 );
 
@@ -215,6 +232,8 @@ MessengerWindow::~MessengerWindow ()
     if (pMainWindow) {
         pMainWindow->removeStatusObject(ui.statuscomboBox);
     }
+
+    _instance = NULL;
 }
 
 void MessengerWindow::processSettings(bool bLoad)
@@ -692,11 +711,22 @@ void  MessengerWindow::insertPeers()
 
         /* add gpg item to the list. If item is already in the list, it won't be duplicated thanks to Qt */
         peertreeWidget->addTopLevelItem(gpg_item);
+
+        if (expandedPeers && expandedPeers->find(detail.gpg_id) != expandedPeers->end()) {
+            /* we have information about expanded peers and the peer was expanded */
+            gpg_item->setExpanded(true);
+        }
     }
 
     if (ui.filterPatternLineEdit->text().isEmpty() == false) {
         FilterItems();
     }
+
+    if (expandedPeers) {
+        /* we don't need the informations anymore */
+        delete(expandedPeers);
+        expandedPeers = NULL;
+    }
 }
 
 /* Utility Fns */
@@ -882,32 +912,28 @@ void MessengerWindow::updatePeersAvatar(const QString& peer_id)
 //============================================================================
 
 
-/** Overloads the default show  */
-void MessengerWindow::show()
-{
-
-  if (!this->isVisible()) {
-    QWidget::show();
-  } else {
-    QWidget::activateWindow();
-    setWindowState((windowState() & ~Qt::WindowMinimized) | Qt::WindowActive);
-    QWidget::raise();
-  }
-}
-
 void MessengerWindow::closeEvent (QCloseEvent * event)
 {
-	//Settings->saveWidgetInformation(this);
+    /* save the expanded peers */
+    if (expandedPeers == NULL) {
+        expandedPeers = new std::set<std::string>;
+    } else {
+        expandedPeers->clear();
+    }
+
+    for (int nIndex = 0; nIndex < ui.messengertreeWidget->topLevelItemCount(); nIndex++) {
+        QTreeWidgetItem *item = ui.messengertreeWidget->topLevelItem(nIndex);
+        if (item->isExpanded()) {
+            expandedPeers->insert(expandedPeers->end(), item->data(COLUMN_DATA, ROLE_ID).toString().toStdString());
+        }
+    }
 
-    hide();
-    event->ignore();
 }
 
 /** Shows Share Manager */
 void MessengerWindow::openShareManager()
 {
 	ShareManager::showYourself();
-
 }
 
 void MessengerWindow::sendMessage()
@@ -927,7 +953,6 @@ LogoBar & MessengerWindow::getLogoBar() const {
 
 void MessengerWindow::changeAvatarClicked() 
 {
-
 	updateAvatar();
 }
 

retroshare-gui/src/gui/MessengerWindow.h

@@ -37,12 +37,11 @@ class MessengerWindow : public RWindow
  public:
     QPixmap picture;
 
+    static void showYourself ();
     static MessengerWindow* getInstance();
     static void releaseInstance();
 
 public slots:
-    /** Called when this dialog is to be displayed */
-    void show();
     void updateMessengerDisplay() ;
     void updatePeersAvatar(const QString& peer_id);
     void updateAvatar();
@@ -105,7 +104,7 @@ signals:
     void friendsUpdated() ;
   
 private:
-    static MessengerWindow *mv;
+    static MessengerWindow *_instance;
 
     void processSettings(bool bLoad);
 

retroshare-gui/src/gui/notifyqt.cpp

@@ -24,6 +24,22 @@
  * #define NOTIFY_DEBUG
  ****/
 
+/*static*/ NotifyQt *NotifyQt::_instance = NULL;
+
+/*static*/ NotifyQt *NotifyQt::Create ()
+{
+    if (_instance == NULL) {
+        _instance = new NotifyQt ();
+    }
+
+    return _instance;
+}
+
+/*static*/ NotifyQt *NotifyQt::getInstance ()
+{
+    return _instance;
+}
+
 void NotifyQt::notifyErrorMsg(int list, int type, std::string msg)
 {
 	emit errorOccurred(list,type,QString::fromStdString(msg)) ;

retroshare-gui/src/gui/notifyqt.h

@@ -22,9 +22,8 @@ class NotifyQt: public QObject, public NotifyBase
 {
 	Q_OBJECT
 	public:
-		NotifyQt()
-		: cDialog(NULL)
-	{ return; }
+		static NotifyQt *Create ();
+		static NotifyQt *getInstance ();
 
 		virtual ~NotifyQt() { return; }
 
@@ -72,6 +71,9 @@ class NotifyQt: public QObject, public NotifyBase
 		void	UpdateGUI(); /* called by timer */
 
 	private:
+		NotifyQt() : cDialog(NULL) { return; }
+
+		static NotifyQt *_instance;
 
 //		void displayNeighbours();
 //		void displayFriends();

retroshare-gui/src/main.cpp

@@ -53,7 +53,7 @@ int main(int argc, char *argv[])
 
 	rsiface = NULL;
 
-	NotifyQt   *notify = new NotifyQt();
+	NotifyQt *notify = NotifyQt::Create();
 	createRsIface(*notify);
 	createRsControl(*rsiface, *notify);
 
@@ -173,7 +173,6 @@ int main(int argc, char *argv[])
 	QObject::connect(notify,SIGNAL(filesPostModChanged(bool))         ,w->sharedfilesDialog		,SLOT(postModDirectories(bool)         )) ;
 	QObject::connect(notify,SIGNAL(filesPostModChanged(bool))         ,w                            ,SLOT(postModDirectories(bool)         )) ;
 	QObject::connect(notify,SIGNAL(transfersChanged())                ,w->transfersDialog  		,SLOT(insertTransfers()                )) ;
-        QObject::connect(notify,SIGNAL(friendsChanged())                  ,w->messengerWindow 		,SLOT(updateMessengerDisplay()                   )) ;
 	QObject::connect(notify,SIGNAL(friendsChanged())                  ,w->peersDialog      		,SLOT(insertPeers()                    )) ;
 	QObject::connect(notify,SIGNAL(neighborsChanged())                ,w->networkDialog    		,SLOT(insertConnect()                  )) ;
 	QObject::connect(notify,SIGNAL(messagesChanged())                 ,w->messagesDialog   		,SLOT(insertMessages()                 )) ;
@@ -182,9 +181,7 @@ int main(int argc, char *argv[])
 	QObject::connect(notify,SIGNAL(peerHasNewCustomStateString(const QString&)),w->peersDialog,SLOT(updatePeersCustomStateString(const QString&)));
 	QObject::connect(notify,SIGNAL(peerHasNewAvatar(const QString&)),w->peersDialog,SLOT(updatePeersAvatar(const QString&)));
 	QObject::connect(notify,SIGNAL(ownAvatarChanged()),w->peersDialog,SLOT(updateAvatar()));
-	QObject::connect(notify,SIGNAL(ownAvatarChanged()),w->messengerWindow,SLOT(updateAvatar()));
 	QObject::connect(notify,SIGNAL(ownStatusMessageChanged()),w->peersDialog,SLOT(loadmypersonalstatus()));
-	QObject::connect(notify,SIGNAL(ownStatusMessageChanged()),w->messengerWindow,SLOT(loadmystatusmessage()));
 
 	QObject::connect(notify,SIGNAL(logInfoChanged(const QString&)),w->networkDialog,SLOT(setLogInfo(QString))) ;
 	QObject::connect(notify,SIGNAL(errorOccurred(int,int,const QString&)),w,SLOT(displayErrorMessage(int,int,const QString&))) ;