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/***************************************************************************
domtreeview.cpp
-------------------
copyright : (C) 2001 - The Kafka Team
email : kde-kafka@master.kde.org
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#include "tdehtml_part.h"
#include "domtreeview.moc"
#include "xml/dom_nodeimpl.h"
DOMTreeView::DOMTreeView(TQWidget *parent, TDEHTMLPart *currentpart, const char * name) : TDEListView(parent, name)
{
setCaption(name);
setRootIsDecorated(true);
addColumn("Name");
addColumn("Value");
addColumn("Renderer");
setSorting(-1);
part = currentpart;
connect(part, TQT_SIGNAL(nodeActivated(const DOM::Node &)), this, TQT_SLOT(showTree(const DOM::Node &)));
connect(this, TQT_SIGNAL(clicked(TQListViewItem *)), this, TQT_SLOT(slotItemClicked(TQListViewItem *)));
m_nodedict.setAutoDelete(true);
}
DOMTreeView::~DOMTreeView()
{
disconnect(part);
}
void DOMTreeView::showTree(const DOM::Node &pNode)
{
if(pNode.isNull() || document != pNode.ownerDocument())
{
clear();
m_itemdict.clear();
m_nodedict.clear();
if(pNode.isNull())
return;
else if(pNode.ownerDocument().isNull())
recursive(0, pNode);
else
recursive(0, pNode.ownerDocument());
}
setCurrentItem(m_itemdict[pNode.handle()]);
ensureItemVisible(m_itemdict[pNode.handle()]);
}
void DOMTreeView::recursive(const DOM::Node &pNode, const DOM::Node &node)
{
TQListViewItem *cur_item;
if(pNode.ownerDocument() != document)
{
TQString val = node.nodeValue().string();
if ( val.length() > 20 )
val.truncate( 20 );
cur_item = new TQListViewItem(static_cast<TQListView *>(this), node.nodeName().string(), val );
document = pNode.ownerDocument();
}
else {
TQString val = node.nodeValue().string();
if ( val.length() > 20 )
val.truncate( 20 );
cur_item = new TQListViewItem(m_itemdict[pNode.handle()], node.nodeName().string(), val);
}
if(node.handle())
{
m_itemdict.insert(node.handle(), cur_item);
m_nodedict.insert(cur_item, new DOM::Node(node));
}
DOM::Node cur_child = node.lastChild();
while(!cur_child.isNull())
{
recursive(node, cur_child);
cur_child = cur_child.previousSibling();
}
}
void DOMTreeView::slotItemClicked(TQListViewItem *cur_item)
{
DOM::Node *handle = m_nodedict[cur_item];
if(handle) {
emit part->setActiveNode(*handle);
}
}
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