1 files changed, 155 insertions, 0 deletions
diff --git a/src/gui/doc/snippets/textdocument-tables/xmlwriter.cpp b/src/gui/doc/snippets/textdocument-tables/xmlwriter.cpp
new file mode 100644
index 0000000000..73d0f17ff1
--- /dev/null
+++ b/src/gui/doc/snippets/textdocument-tables/xmlwriter.cpp
@@ -0,0 +1,155 @@
+/****************************************************************************
+**
+** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
+** Contact: http://www.qt-project.org/legal
+**
+** 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 Digia Plc 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."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+
+#include "xmlwriter.h"
+
+QDomDocument *XmlWriter::toXml()
+{
+    QDomImplementation implementation;
+    QDomDocumentType docType = implementation.createDocumentType(
+        "scribe-document", "scribe", "qt.nokia.com/scribe");
+
+    document = new QDomDocument(docType);
+
+    // ### This processing instruction is required to ensure that any kind
+    // of encoding is given when the document is written.
+    QDomProcessingInstruction process = document->createProcessingInstruction(
+        "xml", "version=\"1.0\" encoding=\"utf-8\"");
+    document->appendChild(process);
+
+    QDomElement documentElement = document->createElement("document");
+    document->appendChild(documentElement);
+
+    QTextFrame *root = textDocument->rootFrame();
+
+    if (root)
+        processFrame(documentElement, root);
+
+    return document;
+}
+
+void XmlWriter::processBlock(QDomElement &parent, const QTextBlock &block)
+{
+    QDomElement blockElement = document->createElement("block");
+    blockElement.setAttribute("position", block.position());
+    blockElement.setAttribute("length", block.length());
+    parent.appendChild(blockElement);
+
+    QTextBlock::iterator it;
+    for (it = block.begin(); !(it.atEnd()); ++it) {
+        QTextFragment fragment = it.fragment();
+
+        if (fragment.isValid()) {
+            QDomElement fragmentElement = document->createElement("fragment");
+            blockElement.appendChild(fragmentElement);
+
+            fragmentElement.setAttribute("length", fragment.length());
+            QDomText fragmentText = document->createTextNode(fragment.text());
+
+            fragmentElement.appendChild(fragmentText);
+        }
+    }
+}
+
+void XmlWriter::processFrame(QDomElement &parent, QTextFrame *frame)
+{
+    QDomElement frameElement = document->createElement("frame");
+    frameElement.setAttribute("begin", frame->firstPosition());
+    frameElement.setAttribute("end", frame->lastPosition());
+    parent.appendChild(frameElement);
+
+//! [0]
+    QDomElement frameElement = ...
+
+    QTextFrame::iterator it;
+    for (it = frame->begin(); !(it.atEnd()); ++it) {
+
+        QTextFrame *childFrame = it.currentFrame();
+        QTextBlock childBlock = it.currentBlock();
+
+        if (childFrame) {
+            QTextTable *childTable = qobject_cast<QTextTable*>(childFrame);
+
+            if (childTable)
+                processTable(frameElement, childTable);
+            else
+                processFrame(frameElement, childFrame);
+
+        } else if (childBlock.isValid())
+//! [0] //! [1]
+            processBlock(frameElement, childBlock);
+    }
+//! [1]
+}
+
+void XmlWriter::processTable(QDomElement &parent, QTextTable *table)
+{
+    QDomElement element = document->createElement("table");
+
+    for (int row = 0; row < table->rows(); ++row) {
+        for (int column = 0; column < table->columns(); ++column) {
+            QTextTableCell cell = table->cellAt(row, column);
+            processTableCell(element, cell);
+        }
+    }
+    parent.appendChild(element);
+}
+
+void XmlWriter::processTableCell(QDomElement &parent, const QTextTableCell &cell)
+{
+    QDomElement element = document->createElement("cell");
+    element.setAttribute("row", cell.row());
+    element.setAttribute("column", cell.column());
+
+    QTextFrame::iterator it;
+    for (it = cell.begin(); !(it.atEnd()); ++it) {
+
+        QTextFrame *childFrame = it.currentFrame();
+        QTextBlock childBlock = it.currentBlock();
+
+        if (childFrame)
+            processFrame(element, childFrame);
+        else if (childBlock.isValid())
+            processBlock(element, childBlock);
+    }
+    parent.appendChild(element);
+}