6.5.3 clean

examples/vulkan/doc/src/hellovulkancubes.qdoc

@@ -7,6 +7,7 @@
     \title Hello Vulkan Cubes Example
     \ingroup examples-vulkan
     \brief Shows the basics of using QVulkanWindow.
+    \examplecategory {Graphics & Multimedia}
 
     The \e{Hello Vulkan Cubes Example} shows more advanced usage of QVulkanWindow.
 

examples/vulkan/doc/src/hellovulkantriangle.qdoc

@@ -7,6 +7,7 @@
     \ingroup examples-vulkan
     \title Hello Vulkan Triangle Example
     \brief Shows the basics of rendering with QVulkanWindow and the Vulkan API.
+    \examplecategory {Graphics & Multimedia}
 
     The \e{Hello Vulkan Triangle Example} creates a full graphics pipeline,
     including a vertex and fragment shader, to render a triangle.

examples/vulkan/doc/src/hellovulkanwidget.qdoc

@@ -7,6 +7,7 @@
     \ingroup examples-vulkan
     \title Hello Vulkan Widget Example
     \brief Shows the usage of QVulkanWindow in QWidget applications.
+    \examplecategory {Graphics & Multimedia}
 
     The \e{Hello Vulkan Widget Example} is a variant of \l hellovulkantriangle
     that embeds the QVulkanWindow into a QWidget-based user interface using

examples/vulkan/hellovulkancubes/mainwindow.h

@@ -6,12 +6,10 @@
 
 #include <QWidget>
 
-QT_BEGIN_NAMESPACE
-class QLCDNumber;
-class QLabel;
-class QPushButton;
-class QCheckBox;
-QT_END_NAMESPACE
+QT_FORWARD_DECLARE_CLASS(QLCDNumber)
+QT_FORWARD_DECLARE_CLASS(QLabel)
+QT_FORWARD_DECLARE_CLASS(QPushButton)
+QT_FORWARD_DECLARE_CLASS(QCheckBox)
 
 class VulkanWindow;
 

examples/vulkan/hellovulkanwidget/hellovulkanwidget.h

@@ -7,13 +7,11 @@
 #include "../shared/trianglerenderer.h"
 #include <QWidget>
 
-class VulkanWindow;
+QT_FORWARD_DECLARE_CLASS(QTabWidget)
+QT_FORWARD_DECLARE_CLASS(QPlainTextEdit)
+QT_FORWARD_DECLARE_CLASS(QLCDNumber)
 
-QT_BEGIN_NAMESPACE
-class QTabWidget;
-class QPlainTextEdit;
-class QLCDNumber;
-QT_END_NAMESPACE
+class VulkanWindow;
 
 class MainWindow : public QWidget
 {