From 45e49fc7a325855c6eafa83b85f5ddfdf793c118 Mon Sep 17 00:00:00 2001
From: Andre Pedralho <andre.pedralho@openbossa.org>
Date: Thu, 19 Nov 2009 17:15:39 +0100
Subject: Fixing the frame hierarchy traversing in framecapture WebKit example.

Merge-request: 2142
Reviewed-by: Simon Hausmann <simon.hausmann@nokia.com>
---
 examples/webkit/framecapture/framecapture.cpp | 37 ++++++++++++---------------
 examples/webkit/framecapture/framecapture.h   |  2 +-
 2 files changed, 18 insertions(+), 21 deletions(-)

diff --git a/examples/webkit/framecapture/framecapture.cpp b/examples/webkit/framecapture/framecapture.cpp
index 4636b8d..ef49e93 100644
--- a/examples/webkit/framecapture/framecapture.cpp
+++ b/examples/webkit/framecapture/framecapture.cpp
@@ -82,39 +82,36 @@ void FrameCapture::saveResult(bool ok)
         return;
     }
 
-    // save each internal frame in different image files
-    int frameCounter = 0;
-    foreach(QWebFrame *frame, m_page.mainFrame()->childFrames()) {
-        QString fileName(m_fileName);
-        int index = m_fileName.lastIndexOf('.');
-        fileName = fileName.insert(index, "_frame" + QString::number(++frameCounter));
+    // save each frame in different image files
+    saveFrame(m_page.mainFrame());
 
-        QImage image(frame->contentsSize(), QImage::Format_ARGB32_Premultiplied);
-        image.fill(Qt::transparent);
+    emit finished();
+}
 
-        saveFrame(frame, image, fileName);
+void FrameCapture::saveFrame(QWebFrame *frame)
+{
+    static int frameCounter = 0;
+
+    QString fileName(m_fileName);
+    if (frameCounter) {
+        int index = m_fileName.lastIndexOf('.');
+        fileName = fileName.insert(index, "_frame" + QString::number(frameCounter));
     }
 
-    // save the main frame
-    m_page.setViewportSize(m_page.mainFrame()->contentsSize());
-    QImage image(m_page.mainFrame()->contentsSize(), QImage::Format_ARGB32_Premultiplied);
+    QImage image(frame->contentsSize(), QImage::Format_ARGB32_Premultiplied);
     image.fill(Qt::transparent);
-    saveFrame(m_page.mainFrame(), image, m_fileName);
 
-    emit finished();
-}
-
-void FrameCapture::saveFrame(QWebFrame *frame, QImage image, QString fileName)
-{
     QPainter painter(&image);
     painter.setRenderHint(QPainter::Antialiasing, true);
     painter.setRenderHint(QPainter::TextAntialiasing, true);
     painter.setRenderHint(QPainter::SmoothPixmapTransform, true);
-
     frame->documentElement().render(&painter);
-
     painter.end();
 
     image.save(fileName);
+
+    ++frameCounter;
+    foreach(QWebFrame *childFrame, frame->childFrames())
+        saveFrame(childFrame);
 }
 
diff --git a/examples/webkit/framecapture/framecapture.h b/examples/webkit/framecapture/framecapture.h
index 9de9c43..7a6d5f3 100644
--- a/examples/webkit/framecapture/framecapture.h
+++ b/examples/webkit/framecapture/framecapture.h
@@ -64,7 +64,7 @@ private:
     QString m_fileName;
     int m_percent;
 
-    void saveFrame(QWebFrame *frame, QImage image, QString fileName);
+    void saveFrame(QWebFrame *frame);
 };
 
 #endif
-- 
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