Doc: Ensured that code snippets have appropriate file names.

This helps them to be marked up correctly in cases where code
markers are available.

1 files changed, 82 insertions, 0 deletions

diff --git a/doc/src/snippets/code/doc_src_qt4-styles.cpp b/doc/src/snippets/code/doc_src_qt4-styles.cpp
new file mode 100644
index 0000000..effe3cd
--- /dev/null
+++ b/doc/src/snippets/code/doc_src_qt4-styles.cpp
@@ -0,0 +1,82 @@
+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the documentation of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+**   * Redistributions of source code must retain the above copyright
+**     notice, this list of conditions and the following disclaimer.
+**   * Redistributions in binary form must reproduce the above copyright
+**     notice, this list of conditions and the following disclaimer in
+**     the documentation and/or other materials provided with the
+**     distribution.
+**   * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor
+**     the names of its contributors may be used to endorse or promote
+**     products derived from this software without specific prior written
+**     permission.
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+//! [0]
+const QStyleOptionFocusRect *focusRectOption =
+        qstyleoption_cast<const QStyleOptionFocusRect *>(option);
+if (focusRectOption) {
+    ...
+}
+//! [0]
+
+
+//! [1]
+void MyWidget::paintEvent(QPaintEvent *event)
+{
+    QPainter painter(this);
+    ...
+
+    QStyleOptionFocusRect option(1);
+    option.init(this);
+    option.backgroundColor = palette().color(QPalette::Window);
+
+    style().drawPrimitive(QStyle::PE_FrameFocusRect, &option, &painter,
+                          this);
+}
+//! [1]
+
+
+//! [2]
+void drawControl(ControlElement element,
+                 QPainter *painter,
+                 const QWidget *widget,
+                 const QRect &rect,
+                 const QColorGroup &colorGroup,
+                 SFlags how = Style_Default,
+                 const QStyleOption &option = QStyleOption::Default) const;
+//! [2]
+
+
+//! [3]
+void drawControl(ControlElement element,
+                 const QStyleOption *option,
+                 QPainter *painter,
+                 const QWidget *widget = 0) const;
+//! [3]