self nick in the chat fix, hovering message feature

ui/utils/feedview.cpp

@@ -33,6 +33,9 @@ FeedView::FeedView(QWidget* parent):
 {
     horizontalScrollBar()->setRange(0, 0);
     verticalScrollBar()->setSingleStep(approximateSingleMessageHeight);
+    setMouseTracking(true);
+    setSelectionBehavior(SelectItems);
+//     viewport()->setAttribute(Qt::WA_Hover, true);
 }
 
 FeedView::~FeedView()
@@ -41,14 +44,12 @@ FeedView::~FeedView()
 
 QModelIndex FeedView::indexAt(const QPoint& point) const
 {
-    int32_t totalHeight = viewport()->height() + vo;
-    if (point.y() <= totalHeight) {                      //if it's bigger - someone wants to know the index below the feed beginning, it's invalid
-        uint32_t y = totalHeight - point.y();
-        
-        for (std::deque<Hint>::size_type i = 0; i < hints.size(); ++i) {
-            if (y > hints[i].offset) {
-                return model()->index(i - 1, 0, rootIndex());
-            }
+    int32_t vh = viewport()->height();
+    uint32_t y = vh - point.y() + vo;
+    
+    for (std::deque<Hint>::size_type i = 0; i < hints.size(); ++i) {
+        if (hints[i].offset >= y) {
+            return model()->index(i - 1, 0, rootIndex());
         }
     }
     
@@ -219,9 +220,11 @@ void FeedView::paintEvent(QPaintEvent* event)
     QPainter painter(vp);
     QStyleOptionViewItem option = viewOptions();
     option.features = QStyleOptionViewItem::WrapText;
+    QPoint cursor = vp->mapFromGlobal(QCursor::pos());
     
     for (const QModelIndex& index : toRener) {
         option.rect = visualRect(index);
+        option.state.setFlag(QStyle::State_MouseOver, option.rect.contains(cursor));
         itemDelegate(index)->paint(&painter, option, index);
     }
 }
@@ -233,6 +236,16 @@ void FeedView::verticalScrollbarValueChanged(int value)
     QAbstractItemView::verticalScrollbarValueChanged(vo);
 }
 
+void FeedView::mouseMoveEvent(QMouseEvent* event)
+{
+    if (!isVisible()) {
+        return;
+    }
+    
+    QAbstractItemView::mouseMoveEvent(event);
+}
+
+
 QFont FeedView::getFont() const
 {
     return viewOptions().font;

ui/utils/feedview.h

@@ -45,6 +45,8 @@ public:
     
     QFont getFont() const;
     
+public slots:
+    
 protected slots:
     void rowsInserted(const QModelIndex & parent, int start, int end) override;
     void verticalScrollbarValueChanged(int value) override;
@@ -54,6 +56,7 @@ protected:
     int horizontalOffset() const override;
     void paintEvent(QPaintEvent * event) override;
     void updateGeometries() override;
+    void mouseMoveEvent(QMouseEvent * event) override;
     
 private:
     bool tryToCalculateGeometriesWithNoScrollbars(const QStyleOptionViewItem& option, const QAbstractItemModel* model, uint32_t totalHeight);

ui/utils/messagedelegate.cpp

@@ -16,8 +16,10 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
+#include <QDebug>
 #include <QPainter>
 #include <QApplication>
+
 #include "messagedelegate.h"
 #include "ui/models/messagefeed.h"
 
@@ -41,16 +43,21 @@ MessageDelegate::~MessageDelegate()
 
 void MessageDelegate::paint(QPainter* painter, const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
-    bool sentByMe = false;
-    QVariant sbm = index.data(Models::MessageFeed::SentByMe);
-    if (sbm.isValid()) {
-        sentByMe = sbm.toBool();
+    QVariant vi = index.data(Models::MessageFeed::Bulk);
+    if (!vi.isValid()) {
+        return;
     }
+    Models::FeedItem data = qvariant_cast<Models::FeedItem>(vi);
     painter->save();
     painter->setRenderHint(QPainter::Antialiasing, true);
-    QIcon icon(index.data(Models::MessageFeed::Avatar).toString());
     
-    if (sentByMe) {
+    if (option.state & QStyle::State_MouseOver) {
+        painter->fillRect(option.rect, option.palette.brush(QPalette::Inactive, QPalette::Highlight));
+    }
+    
+    QIcon icon(data.avatar);
+    
+    if (data.sentByMe) {
         painter->drawPixmap(option.rect.width() - avatarHeight - margin,  option.rect.y() + margin / 2, icon.pixmap(avatarHeight, avatarHeight));
     } else {
         painter->drawPixmap(margin, option.rect.y() + margin / 2, icon.pixmap(avatarHeight, avatarHeight));
@@ -58,7 +65,7 @@ void MessageDelegate::paint(QPainter* painter, const QStyleOptionViewItem& optio
     
     QStyleOptionViewItem opt = option;
     QRect messageRect = option.rect.adjusted(margin, margin / 2, -(avatarHeight + 2 * margin), -margin / 2);
-    if (!sentByMe) {
+    if (!data.sentByMe) {
         opt.displayAlignment = Qt::AlignLeft | Qt::AlignTop;
         messageRect.adjust(avatarHeight + margin, 0, avatarHeight + margin, 0);
     } else {
@@ -66,27 +73,39 @@ void MessageDelegate::paint(QPainter* painter, const QStyleOptionViewItem& optio
     }
     opt.rect = messageRect;
     
+    QSize messageSize = bodyMetrics.boundingRect(messageRect, Qt::TextWordWrap, data.text).size();
+    messageSize.rheight() += nickMetrics.lineSpacing();
+    messageSize.rheight() += dateMetrics.height();
+    if (messageSize.width() < opt.rect.width()) {
+        QSize senderSize = nickMetrics.boundingRect(messageRect, 0, data.sender).size();
+        if (senderSize.width() > messageSize.width()) {
+            messageSize.setWidth(senderSize.width());
+        }
+    } else {
+        messageSize.setWidth(opt.rect.width());
+    }
+    
     QRect rect;
     painter->setFont(nickFont);
-    painter->drawText(opt.rect, opt.displayAlignment, index.data(Models::MessageFeed::Sender).toString(), &rect);
+    painter->drawText(opt.rect, opt.displayAlignment, data.sender, &rect);
     
     opt.rect.adjust(0, rect.height(), 0, 0);
     painter->setFont(bodyFont);
-    painter->drawText(opt.rect, opt.displayAlignment | Qt::TextWordWrap, index.data(Models::MessageFeed::Text).toString(), &rect);
+    painter->drawText(opt.rect, opt.displayAlignment | Qt::TextWordWrap, data.text, &rect);
     
     opt.rect.adjust(0, rect.height(), 0, 0);
     painter->setFont(dateFont);
     QColor q = painter->pen().color();
     q.setAlpha(180);
     painter->setPen(q);
-    painter->drawText(opt.rect, opt.displayAlignment, index.data(Models::MessageFeed::Date).toDateTime().toLocalTime().toString(), &rect);
+    painter->drawText(opt.rect, opt.displayAlignment, data.date.toLocalTime().toString(), &rect);
     
     painter->restore();
 }
 
 QSize MessageDelegate::sizeHint(const QStyleOptionViewItem& option, const QModelIndex& index) const
 {
-    QRect messageRect = option.rect.adjusted(0, margin / 2, -(avatarHeight + 3 * margin), -margin);
+    QRect messageRect = option.rect.adjusted(0, margin / 2, -(avatarHeight + 3 * margin), -margin / 2);
     QStyleOptionViewItem opt = option;
     opt.rect = messageRect;
     QSize messageSize = bodyMetrics.boundingRect(messageRect, Qt::TextWordWrap, index.data(Models::MessageFeed::Text).toString()).size();
@@ -123,6 +142,12 @@ void MessageDelegate::initializeFonts(const QFont& font)
     dateMetrics = QFontMetrics(dateFont);
 }
 
+bool MessageDelegate::editorEvent(QEvent* event, QAbstractItemModel* model, const QStyleOptionViewItem& option, const QModelIndex& index)
+{
+    //qDebug() << event->type();
+    return QStyledItemDelegate::editorEvent(event, model, option, index);
+}
+
 
 // void MessageDelegate::setModelData(QWidget* editor, QAbstractItemModel* model, const QModelIndex& index) const
 // {

ui/utils/messagedelegate.h

@@ -37,6 +37,7 @@ public:
     //void setModelData(QWidget * editor, QAbstractItemModel * model, const QModelIndex & index) const override;
     
     void initializeFonts(const QFont& font);
+    bool editorEvent(QEvent * event, QAbstractItemModel * model, const QStyleOptionViewItem & option, const QModelIndex & index) override;
     
 private:
     QFont bodyFont;