1 files changed, 26 insertions, 0 deletions
diff --git a/doc/src/snippets/code/src_gui_graphicsview_qgraphicswidget.cpp b/doc/src/snippets/code/src_gui_graphicsview_qgraphicswidget.cpp
new file mode 100644
index 0000000..06fa642
--- /dev/null
+++ b/doc/src/snippets/code/src_gui_graphicsview_qgraphicswidget.cpp
@@ -0,0 +1,26 @@
+//! [0]
+void MyGroupBoxWidget::initStyleOption(QStyleOption *option) const
+{
+    QGraphicsWidget::initStyleOption(option);
+    if (QStyleOptionGroupBox *box = qstyleoption_cast<QStyleOptionGroupBox *>(option)) {
+        // Add group box specific state.
+        box->flat = isFlat();
+        ...
+    }
+}
+//! [0]
+
+
+//! [1]
+setTabOrder(a, b); // a to b
+setTabOrder(b, c); // a to b to c
+setTabOrder(c, d); // a to b to c to d
+//! [1]
+
+
+//! [2]
+// WRONG
+setTabOrder(c, d); // c to d
+setTabOrder(a, b); // a to b AND c to d
+setTabOrder(b, c); // a to b to c, but not c to d
+//! [2]