Regression: QDeclarativeText does not update when text turns empty

Task-number: QTBUG-14865
Reviewed-by: Michael Brasser

3 files changed, 15 insertions, 0 deletions

diff --git a/src/declarative/graphicsitems/qdeclarativetext.cpp b/src/declarative/graphicsitems/qdeclarativetext.cpp
index 8cb47aa..84f276e 100644
--- a/src/declarative/graphicsitems/qdeclarativetext.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetext.cpp
@@ -219,6 +219,7 @@ void QDeclarativeTextPrivate::updateSize()
 
     QFontMetrics fm(font);
     if (text.isEmpty()) {
+        q->setImplicitWidth(0);
         q->setImplicitHeight(fm.height());
         emit q->paintedSizeChanged();
         q->update();
diff --git a/src/declarative/graphicsitems/qdeclarativetextlayout.cpp b/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
index 89a2158..db5d75d 100644
--- a/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
+++ b/src/declarative/graphicsitems/qdeclarativetextlayout.cpp
@@ -285,6 +285,19 @@ void QDeclarativeTextLayout::beginLayout()
     QTextLayout::beginLayout();
 }
 
+void QDeclarativeTextLayout::clearLayout()
+{
+    if (d && d->cached) {
+        d->cached = false;
+        d->items.clear();
+        d->positions.clear();
+        d->glyphs.clear();
+        d->chars.clear();
+        d->position = QPointF();
+    }
+    QTextLayout::clearLayout();
+}
+
 void QDeclarativeTextLayout::prepare()
 {
     if (!d || !d->cached) {
diff --git a/src/declarative/graphicsitems/qdeclarativetextlayout_p.h b/src/declarative/graphicsitems/qdeclarativetextlayout_p.h
index 90bf0e0..8b81db3 100644
--- a/src/declarative/graphicsitems/qdeclarativetextlayout_p.h
+++ b/src/declarative/graphicsitems/qdeclarativetextlayout_p.h
@@ -59,6 +59,7 @@ public:
     ~QDeclarativeTextLayout();
 
     void beginLayout();
+    void clearLayout();
 
     void prepare();
     void draw(QPainter *, const QPointF & = QPointF());