customface.cpp

linux下的eva源代码

					result = group.removeChild(e);
					break;
				}
			}
			break;
		}
		index++;
		n = n.nextSibling();
	}
	
	if(!result.isNull()){
		// remove success, so update count attribute
		group.setAttribute(ATTR_count, group.childNodes().count());
		return true;
	}
	// otherwise, remove failed
	return false;
}

bool CustomFaceConfig::updateFaceTip( const int gId,
							const  int fNo,
							const QString & tip)
{
	if(!m_Doc) return false;

	if(gId <0 || gId >= numGroups())
		return false; // out of range

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	QDomNode node = groups.item(gId);
	if(node.isNull()) return false;
	QDomElement group = node.toElement();

	QDomNode n = group.firstChild();
	int index = 0;
	while(!n.isNull()){
		if(index == fNo){
			QDomElement e = n.toElement();
			if(!e.isNull()){
				if( e.tagName() == TAG_FACE){
					e.setAttribute(ATTR_tip, tip);
					return true;
				}
			}
			break;
		}
		index++;
		n = n.nextSibling();
	}

	return false;
}

bool CustomFaceConfig::updateFaceShortcut( const int gId,
							const  int fNo,
							const QString & shortcut )
{
	if(!m_Doc) return false;

	if(gId <0 || gId >= numGroups())
		return false; // out of range

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	QDomNode node = groups.item(gId);
	if(node.isNull()) return false;
	QDomElement group = node.toElement();

	QDomNode n = group.firstChild();
	int index = 0;
	while(!n.isNull()){
		if(index == fNo){
			QDomElement e = n.toElement();
			if(!e.isNull()){
				if( e.tagName() == TAG_FACE){
					e.setAttribute(ATTR_shortcut, shortcut);
					return true;
				}
			}
			break;
		}
		index++;
		n = n.nextSibling();
	}

	return false;
}

bool CustomFaceConfig::addGroup(const QString &name)
{
	if(name.isEmpty()) return false;
	if(!m_Doc) createConfig();

	QDomElement g = m_Doc->createElement(TAG_CUSTOMFACEGROUP);
	g.setAttribute(ATTR_count, 0);
	g.setAttribute(ATTR_version, FACE_GROUP_VERSION);
	g.setAttribute(ATTR_name, name);
	m_Doc->documentElement().appendChild(g);

	return true;
}

bool CustomFaceConfig::removeGroup(const int groupIndex)
{
	if(!m_Doc) return false;
	// default group never be removed
	if(groupIndex == 0) return false;

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	printf("groupIndex: %d, nums: %d\n", groupIndex, groups.count());
	QDomNode group = groups.item(groupIndex);
	if(group.isNull()) return false;
	QDomNode result = root.removeChild(group);
	return (result.isNull()) ? false : true;
}

bool CustomFaceConfig::removeGroup( const QString & name )
{
	if(!m_Doc) return false;

	QDomNode root = m_Doc->documentElement();
	QDomNode n = root.firstChild();
	QDomNode sibling;
	printf("CustomFaceConfig::removeGroup: %s\n", name.local8Bit().data());
	while(!n.isNull()){
		QDomElement e = n.toElement();
		sibling = e.nextSibling();
		if(!e.isNull()){
			if( e.tagName() == TAG_CUSTOMFACEGROUP){
				printf("group name: %s\n", e.attribute(ATTR_name, "").local8Bit().data());
				if(e.attribute(ATTR_name, "") == name){
					QDomNode old = root.removeChild( e);
					printf("finished remove\n");
					if(old.isNull()) return false;
					else return true;
				}
			}
		}
		n = sibling;
	}
	return false;
}

bool CustomFaceConfig::renameGroup( const QString & oldName, const QString & newName )
{
	if(!m_Doc) return false;
	
	bool renamed = false;

	QDomNode root = m_Doc->documentElement();
	QDomNode n = root.firstChild();
	while(!n.isNull()){
		QDomElement e = n.toElement();
		if(!e.isNull()){
			if( e.tagName() == TAG_CUSTOMFACEGROUP){
				if(e.attribute(ATTR_name, "") == oldName){
					e.setAttribute( ATTR_name, newName);
					renamed = true;
				}
			}
		}
		n = n.nextSibling();
	}
	return renamed;	
}

bool CustomFaceConfig::moveChildrenTo(const int srcIndex, const int destIndex)
{
	if(!m_Doc) return false;

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	QDomNode src = groups.item(srcIndex);
	if(src.isNull()) return false;

	QDomNode dest = groups.item(destIndex);
	if(dest.isNull()) return false;

	QDomNode n = src.firstChild();
	QDomNode sibling;
	while(!n.isNull()){
		sibling = n.nextSibling();
		n = src.removeChild( n );
		dest.appendChild(n);
		n = sibling;
	}
	return true;
}

int CustomFaceConfig::groupIndex( const QString & name )
{
	if(!m_Doc) return -1;
	int count = -1, index = -1;
	QDomNode root = m_Doc->documentElement();
	QDomNode n = root.firstChild();
	while(!n.isNull()){
		QDomElement e = n.toElement();
		if(!e.isNull()){
			if(e.tagName() == TAG_CUSTOMFACE){
				count++;
				// note that QQ config file has not tag name for the default group
				if( name == e.attribute(ATTR_name, i18n("Default")) ){
					index = count;
					break;
				}
			}
			if( e.tagName() == TAG_CUSTOMFACEGROUP){
				count++;
				if( name == e.attribute(ATTR_name, "") ){
					index = count;
					break;
				}
			}
		}
		n = n.nextSibling();
	}
	return index;
}

const int CustomFaceConfig::numGroups()
{
	if(!m_Doc) return 0; // 0 means empty
	return m_Doc->documentElement().childNodes().count();
}

QString CustomFaceConfig::groupName(const int groupIndex)
{
	if(!m_Doc) return "";

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	QDomNode node = groups.item(groupIndex);
	if(node.isNull()) return "";
	QDomElement group = node.toElement();
	return group.attribute(ATTR_name, i18n("Default"));
}

QStringList CustomFaceConfig::groupNames()
{
	QStringList list;
	if(!m_Doc) return list;

	QDomNode root = m_Doc->documentElement();
	QDomNode n = root.firstChild();
	while(!n.isNull()){
		QDomElement e = n.toElement();
		if(!e.isNull()){
			if( e.tagName() == TAG_CUSTOMFACEGROUP ||
				e.tagName() == TAG_CUSTOMFACE){
				list += e.attribute(ATTR_name, i18n("Default"));
			}
		}
		n = n.nextSibling();
	}
	
	return list;
}

FaceList CustomFaceConfig::groupMembers(const int groupIndex)
{
	FaceList list;
	if(!m_Doc) return list;

	QDomNode root = m_Doc->documentElement();
	QDomNodeList groups = root.childNodes();
	QDomNode node = groups.item(groupIndex);
	if(node.isNull()) return list;
	QDomElement group = node.toElement();

	QDomNode n = group.firstChild();
	while(!n.isNull()){
		QDomElement e = n.toElement();
		if(!e.isNull()){
			if( e.tagName() == TAG_FACE){
				QString id = e.attribute(ATTR_id, "");
				QString shortcut = e.attribute(ATTR_shortcut, "");
				QString tip = e.attribute(ATTR_tip, "");
				QString frames = e.attribute(ATTR_multiframe, 0);
				QString org, fixed;
				QDomNode fsubN = e.firstChild();
				if(fsubN.isNull()){
					org = id+".jpg";
					// fixed could be generated automatically in CustomFace
					//fixed = id+"fixed.bmp";
				} else {
					QDomElement fsub = fsubN.toElement();
					if(fsub.tagName() == TAG_FILE_ORG){
						org = fsub.text();
						// we got org, we might stop looking for fixed?
						QDomNode fixN = fsub.nextSibling();
						if(fixN.isNull()) fixed = org.left(org.findRev('.')) + "fixed.bmp";
						else{
							QDomElement ssub = fixN.toElement();
							if(ssub.isNull()) 
								fixed = org.left(org.findRev('.')) + "fixed.bmp";
							else
								fixed = ssub.text();
						}
					}else if(fsub.tagName() == TAG_FILE_FIXED){
						fixed = fsub.text();
						QDomNode orgN = fsub.nextSibling();
						if(orgN.isNull())  // in this case, just a guess
							org = fixed.left(org.findRev('.')) + ".jpg";
						else{
							QDomElement ssub = orgN.toElement();
							if(ssub.isNull()) // give a guessed value
								org = fixed.left(org.findRev('.')) + ".jpg";
							else 
								org = ssub.text();
						}
					}else {
						org = id + ".jpg";
						// don't care about fixed
					}
				}
				// acutually, "fixed" is useless. only org used here
				bool ok;
				int num = frames.toInt(&ok);
				CustomFace face(org, shortcut, tip, num, groupIndex);
				list += face;
			}
		}
		n = n.nextSibling();
	}
	return list;
}

bool CustomFaceConfig::loadXML()
{
	QFile xmlFile(m_Dir+"/"XML_FACE_FILE);
	if(! xmlFile.open( IO_ReadOnly ) ) {
		// if config file not existed we create an default config file
		createConfig();
		saveXML();
		return false;
	}
	
	QTextStream xmlStream(&xmlFile);
	xmlStream.setCodec(QTextCodec::codecForName("GB18030") );
	QString xmlstr = xmlStream.read();
	xmlFile.close();

	xmlstr.replace(__FILE_ORG, TAG_FILE_ORG);
	xmlstr.replace(__FILE_FIXED, TAG_FILE_FIXED);

	if(!m_Doc) {
		m_Doc = new QDomDocument();
	}

	bool result = false;
	QString errmsg;
	int line, col;
	result = m_Doc->setContent(xmlstr, &errmsg, &line, &col);
	if(!result){
		printf("XML custom face config parse error @(%d, %d): %s\n", line, col, errmsg.local8Bit().data());
	}
	return result;
}

bool CustomFaceConfig::saveXML()
{
	if(!m_Doc) return false;

	QString xmlstr = m_Doc->toString();
	xmlstr.replace(TAG_FILE_ORG, __FILE_ORG);
	xmlstr.replace(TAG_FILE_FIXED, __FILE_FIXED);

	QFile xmlFile(m_Dir+"/"XML_FACE_FILE);
	if(! xmlFile.open( IO_WriteOnly ) ) return false;

	QTextStream xmlStream(&xmlFile);
	xmlStream.setCodec(QTextCodec::codecForName("GB18030") );
	xmlStream << xmlstr;
	xmlFile.close();

	return true;
}

QString CustomFaceConfig::toString() 
{
	if(!m_Doc) return "";
	return m_Doc->toString();
}