Add emit to signal calls

To signify they're emitting.

kcmkwin/kwindecoration/declarative-plugin/previewclient.cpp

@@ -91,7 +91,7 @@ PreviewClient::PreviewClient(DecoratedClient *c, Decoration *decoration)
         emit paletteChanged(m_palette.palette());
     });
     auto emitEdgesChanged = [this, c]() {
-        c->adjacentScreenEdgesChanged(adjacentScreenEdges());
+        emit c->adjacentScreenEdgesChanged(adjacentScreenEdges());
     };
     connect(this, &PreviewClient::bordersTopEdgeChanged,    this, emitEdgesChanged);
     connect(this, &PreviewClient::bordersLeftEdgeChanged,   this, emitEdgesChanged);

kcmkwin/kwindecoration/declarative-plugin/previewsettings.cpp

@@ -88,10 +88,10 @@ PreviewSettings::PreviewSettings(DecorationSettings *parent)
     connect(this, &PreviewSettings::closeOnDoubleClickOnMenuChanged, parent, &DecorationSettings::closeOnDoubleClickOnMenuChanged);
     connect(this, &PreviewSettings::fontChanged, parent, &DecorationSettings::fontChanged);
     auto updateLeft = [this, parent]() {
-        parent->decorationButtonsLeftChanged(decorationButtonsLeft());
+        emit parent->decorationButtonsLeftChanged(decorationButtonsLeft());
     };
     auto updateRight = [this, parent]() {
-        parent->decorationButtonsRightChanged(decorationButtonsRight());
+        emit parent->decorationButtonsRightChanged(decorationButtonsRight());
     };
     connect(m_leftButtons,  &QAbstractItemModel::rowsRemoved,  this, updateLeft);
     connect(m_leftButtons,  &QAbstractItemModel::rowsMoved,    this, updateLeft);

kcmkwin/kwindesktop/desktopsmodel.cpp

@@ -222,7 +222,7 @@ void DesktopsModel::setDesktopName(const QString &id, const QString &name)
 
     const QModelIndex &idx = index(m_desktops.indexOf(id), 0);
 
-    dataChanged(idx, idx, QVector<int>{Qt::DisplayRole});
+    emit dataChanged(idx, idx, QVector<int>{Qt::DisplayRole});
 
     updateModifiedState();
 }
@@ -573,7 +573,7 @@ void DesktopsModel::desktopDataChanged(const QString &id, const KWin::DBusDeskto
 
         const QModelIndex &idx = index(desktopIndex, 0);
 
-        dataChanged(idx, idx, QVector<int>{Qt::DisplayRole});
+        emit dataChanged(idx, idx, QVector<int>{Qt::DisplayRole});
     } else {
         updateModifiedState(/* server */ true);
     }

libkwineffects/kwineffectquickview.cpp

@@ -260,7 +260,7 @@ void EffectQuickView::setVisible(bool visible)
     d->m_visible = visible;
 
     if (visible){
-        d->m_renderControl->renderRequested();
+        emit d->m_renderControl->renderRequested();
     } else {
         // deferred to not change GL context
         QTimer::singleShot(0, this, [this]() {

plugins/platforms/wayland/wayland_backend.cpp

@@ -562,7 +562,7 @@ void WaylandBackend::init()
             }
             m_waylandCursor->installImage();
             auto c = Cursors::self()->currentCursor();
-            c->rendered(c->geometry());
+            emit c->rendered(c->geometry());
         }
     );
     connect(this, &WaylandBackend::pointerLockChanged, this, [this] (bool locked) {

tabletmodemanager.cpp

@@ -152,7 +152,7 @@ void KWin::TabletModeManager::setTabletModeAvailable(bool detecting)
 {
     if (m_detecting != detecting) {
         m_detecting = detecting;
-        tabletModeAvailableChanged(detecting);
+        emit tabletModeAvailableChanged(detecting);
     }
 }