fixed expanding of compact items in boards

retroshare-gui/src/gui/Posted/BoardPostDisplayWidget.cpp

@@ -47,8 +47,8 @@ const char *BoardPostDisplayWidget::DEFAULT_BOARD_IMAGE = ":/icons/png/newsfeed2
 //==                                                 Base class BoardPostDisplayWidget                                             ==
 //===================================================================================================================================
 
-BoardPostDisplayWidget::BoardPostDisplayWidget(const RsPostedPost& post,DisplayMode mode,QWidget *parent)
+BoardPostDisplayWidget::BoardPostDisplayWidget(const RsPostedPost& post,DisplayMode mode,bool expanded,QWidget *parent)
-    : QWidget(parent),mPost(post),dmode(mode),mExpanded(false),ui(new Ui::BoardPostDisplayWidget())
+    : QWidget(parent),mPost(post),dmode(mode),mExpanded(expanded),ui(new Ui::BoardPostDisplayWidget())
 {
     ui->setupUi(this);
     setup();
@@ -167,12 +167,14 @@ void BoardPostDisplayWidget::setup()
             ui->frame_picture->show();
             ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/images/decrease.png")));
             ui->expandButton->setToolTip(tr("Hide"));
+            ui->expandButton->setChecked(true);
         }
         else
         {
             ui->frame_picture->hide();
             ui->expandButton->setIcon(FilesDefs::getIconFromQtResourcePath(QString(":/images/expand.png")));
             ui->expandButton->setToolTip(tr("Expand"));
+            ui->expandButton->setChecked(false);
         }
     }
     else
@@ -190,6 +192,7 @@ void BoardPostDisplayWidget::setup()
     ui->fromLabel->clear();
     ui->siteLabel->clear();
 
+    connect(ui->expandButton, SIGNAL(toggled(bool)), this, SLOT(doExpand(bool)));
     connect(ui->commentButton, SIGNAL(clicked()), this, SLOT(loadComments()));
     connect(ui->voteUpButton, SIGNAL(clicked()), this, SLOT(makeUpVote()));
     connect(ui->voteDownButton, SIGNAL(clicked()), this, SLOT(makeDownVote()));
@@ -339,6 +342,7 @@ void BoardPostDisplayWidget::setup()
 
     // FIX THIS UP LATER.
     ui->notes->setText(RsHtml().formatText(NULL, QString::fromUtf8(mPost.mNotes.c_str()), RSHTML_FORMATTEXT_EMBED_SMILEYS | RSHTML_FORMATTEXT_EMBED_LINKS));
+    ui->pictureLabel_2->setText(RsHtml().formatText(NULL, QString::fromUtf8(mPost.mNotes.c_str()), RSHTML_FORMATTEXT_EMBED_SMILEYS | RSHTML_FORMATTEXT_EMBED_LINKS));
 
     QTextDocument doc;
     doc.setHtml(ui->notes->text());
@@ -416,4 +420,9 @@ void BoardPostDisplayWidget::setup()
 #endif
 }
 
+void BoardPostDisplayWidget::doExpand(bool e)
+{
+    std::cerr << "Expanding" << std::endl;
+    emit expand(mPost.mMeta.mMsgId,e);
+}
 

retroshare-gui/src/gui/Posted/BoardPostDisplayWidget.h

@@ -42,7 +42,7 @@ public:
         DISPLAY_MODE_COMPACT   = 0x02
     };
 
-    BoardPostDisplayWidget(const RsPostedPost& post,DisplayMode display_mode,QWidget *parent=nullptr);
+    BoardPostDisplayWidget(const RsPostedPost& post,DisplayMode display_mode,bool expanded,QWidget *parent=nullptr);
 	virtual ~BoardPostDisplayWidget();
 
 	static const char *DEFAULT_BOARD_IMAGE;
@@ -55,7 +55,7 @@ protected slots:
 
     virtual void setup();    // to be overloaded by the different views
 
-    void doExpand(bool) {}
+    void doExpand(bool) ;
 	void setComment(const RsGxsComment&) ;
 	void setReadStatus(bool isNew, bool isUnread) ;
 
@@ -67,6 +67,7 @@ protected slots:
 
 signals:
 	void vote(const RsGxsGrpMsgIdPair& msgId, bool up_or_down);
+    void expand(RsGxsMessageId,bool);
 
 protected:
 	RsPostedPost mPost;

retroshare-gui/src/gui/Posted/BoardPostDisplayWidget.ui

@@ -303,6 +303,9 @@
                  <iconset resource="Posted_images.qrc">
                   <normaloff>:/images/expand.png</normaloff>:/images/expand.png</iconset>
                 </property>
+                <property name="checkable">
+                 <bool>true</bool>
+                </property>
                 <property name="autoRaise">
                  <bool>true</bool>
                 </property>
@@ -433,6 +436,9 @@
              <property name="scaledContents">
               <bool>true</bool>
              </property>
+             <property name="wordWrap">
+              <bool>true</bool>
+             </property>
              <property name="textInteractionFlags">
               <set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
              </property>

retroshare-gui/src/gui/Posted/PostedListWidgetWithModel.cpp

@@ -85,7 +85,7 @@ void PostedPostDelegate::paint(QPainter * painter, const QStyleOptionViewItem &
 	painter->fillRect( option.rect, option.backgroundBrush);
 	painter->restore();
 
-    BoardPostDisplayWidget w(post,mDisplayMode);
+    BoardPostDisplayWidget w(post,mDisplayMode,isExpanded(post.mMeta.mMsgId));
 
 	w.adjustSize();
     w.setFixedSize(option.rect.size());
@@ -120,32 +120,43 @@ void PostedPostDelegate::paint(QPainter * painter, const QStyleOptionViewItem &
 	painter->restore();
 }
 
-QSize PostedPostDelegate::cellSize(const QSize& w) const
-{
-    return QSize(mCellWidthPix,mCellWidthPix * w.height()/(float)w.width());
-}
-
 QSize PostedPostDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
     // This is the only place where we actually set the size of cells
 
 	RsPostedPost post = index.data(Qt::UserRole).value<RsPostedPost>() ;
-    BoardPostDisplayWidget w(post,mDisplayMode);
+    BoardPostDisplayWidget w(post,mDisplayMode,isExpanded(post.mMeta.mMsgId));
 
     w.adjustSize();
 
     return w.size();
 }
 
+void PostedPostDelegate::expandItem(RsGxsMessageId msgId,bool expanded)
+{
+    std::cerr << __PRETTY_FUNCTION__ << ": received expandItem signal. b="  << expanded << std::endl;
+    if(expanded)
+        mExpandedItems.insert(msgId);
+    else
+        mExpandedItems.erase(msgId);
+
+    mPostListWidget->forceRedraw();
+}
+bool PostedPostDelegate::isExpanded(const RsGxsMessageId &id) const
+{
+    return mExpandedItems.find(id) != mExpandedItems.end();
+}
+
 QWidget *PostedPostDelegate::createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex& index) const
 {
     RsPostedPost post = index.data(Qt::UserRole).value<RsPostedPost>() ;
 
     if(index.column() == RsPostedPostsModel::COLUMN_POSTS)
     {
-        QWidget *w = new BoardPostDisplayWidget(post,mDisplayMode,parent);
+        QWidget *w = new BoardPostDisplayWidget(post,mDisplayMode,isExpanded(post.mMeta.mMsgId),parent);
 
         QObject::connect(w,SIGNAL(vote(RsGxsGrpMsgIdPair,bool)),mPostListWidget,SLOT(voteMsg(RsGxsGrpMsgIdPair,bool)));
+        QObject::connect(w,SIGNAL(expand(RsGxsMessageId,bool)),this,SLOT(expandItem(RsGxsMessageId,bool)));
 
         w->adjustSize();
         w->setFixedSize(option.rect.size());
@@ -184,9 +195,6 @@ PostedListWidgetWithModel::PostedListWidgetWithModel(const RsGxsGroupId& postedI
     connect(ui->nextButton,SIGNAL(clicked()),this,SLOT(next10Posts()));
     connect(ui->prevButton,SIGNAL(clicked()),this,SLOT(prev10Posts()));
 
-	//connect(ui->channelPostFiles_TV->header(),SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(sortColumnPostFiles(int,Qt::SortOrder)));
-	//connect(ui->channelFiles_TV->header(),SIGNAL(sortIndicatorChanged(int,Qt::SortOrder)), this, SLOT(sortColumnFiles(int,Qt::SortOrder)));
-
     connect(ui->postsTree,SIGNAL(customContextMenuRequested(const QPoint&)),this,SLOT(postContextMenu(const QPoint&)));
     connect(ui->cardViewButton,SIGNAL(clicked()),this,SLOT(switchDisplayMode()));
     connect(ui->classicViewButton,SIGNAL(clicked()),this,SLOT(switchDisplayMode()));
@@ -243,13 +251,11 @@ void PostedListWidgetWithModel::switchDisplayMode()
     {
         whileBlocking(ui->cardViewButton)->setChecked(false);
         mPostedPostsDelegate->setDisplayMode(BoardPostDisplayWidget::DISPLAY_MODE_COMPACT);
-        ui->postsTree->setUniformRowHeights(true);
     }
     else
     {
         whileBlocking(ui->classicViewButton)->setChecked(false);
         mPostedPostsDelegate->setDisplayMode(BoardPostDisplayWidget::DISPLAY_MODE_CARD_VIEW);
-        ui->postsTree->setUniformRowHeights(false);
     }
 
     mPostedPostsModel->deepUpdate();
@@ -514,6 +520,11 @@ void PostedListWidgetWithModel::postPostLoad()
 	whileBlocking(ui->filter_LE)->setText(QString());
 }
 
+void PostedListWidgetWithModel::forceRedraw()
+{
+    if(mPostedPostsModel)
+        mPostedPostsModel->deepUpdate();
+}
 void PostedListWidgetWithModel::updateDisplay(bool complete)
 {
 #ifdef DEBUG_CHANNEL
@@ -534,6 +545,7 @@ void PostedListWidgetWithModel::updateDisplay(bool complete)
 #endif
 		complete = true;
     }
+
 	if(complete) 	// need to update the group data, reload the messages etc.
 	{
 		updateGroupData();

retroshare-gui/src/gui/Posted/PostedListWidgetWithModel.h

@@ -53,17 +53,22 @@ class PostedPostDelegate: public QAbstractItemDelegate
     void updateEditorGeometry(QWidget *editor, const QStyleOptionViewItem &option, const QModelIndex &) const override;
     QWidget *createEditor(QWidget *parent, const QStyleOptionViewItem &option, const QModelIndex &index) const override;
 
-        //int cellSize(const QFont& font) const;
-
     void setCellWidth(int pix) { mCellWidthPix = pix; }
     void setDisplayMode(BoardPostDisplayWidget::DisplayMode dm) { mDisplayMode = dm; }
 
+public slots:
+    void expandItem(RsGxsMessageId msgId,bool expanded);
+
 private:
-        QSize cellSize(const QSize& w) const; 	// Converts the supplied size to the cell size for the current container.
+    // The class keeps a list of expanded items. Because items are constantly re-created, it is not possible
-                                                // The client should then scale its widget to fit the given size.
+    // to let the items themselves hold that information.
+
+    bool isExpanded(const RsGxsMessageId& id) const;
+
     int mCellWidthPix;
     PostedListWidgetWithModel *mPostListWidget;			// used for sending vote signals and so on.
     BoardPostDisplayWidget::DisplayMode mDisplayMode;
+    std::set<RsGxsMessageId> mExpandedItems;
 };
 
 class PostedListWidgetWithModel: public GxsMessageFrameWidget
@@ -91,6 +96,7 @@ public:
     virtual bool navigate(const RsGxsMessageId&) override;
 
 	void updateDisplay(bool complete) ;
+    void forceRedraw(); // does not re-load the data, but makes sure the underlying model triggers a full redraw, recomputes sizes, etc.
 
 #ifdef TODO
 	/* FeedHolder */