+QDomElement EffectsList::append(QDomElement e)
+{
+ QDomElement result;
+ if (!e.isNull()) {
+ result = m_baseElement.appendChild(importNode(e, true)).toElement();
+ if (m_useIndex) {
+ updateIndexes(m_baseElement.childNodes(), m_baseElement.childNodes().count() - 1);
+ }
+ }
+ return result;
+}
+
+int EffectsList::count() const
+{
+ return m_baseElement.childNodes().count();
+}
+
+bool EffectsList::isEmpty() const
+{
+ return !m_baseElement.hasChildNodes();
+}
+
+const QDomElement EffectsList::at(int ix) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix < 0 || ix >= effects.count()) return QDomElement();
+ return effects.at(ix).toElement();
+}
+
+void EffectsList::removeAt(int ix)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix <= 0 || ix > effects.count()) return;
+ m_baseElement.removeChild(effects.at(ix - 1));
+ if (m_useIndex) updateIndexes(effects, ix - 1);
+}
+
+QDomElement EffectsList::itemFromIndex(int ix) const
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ if (ix <= 0 || ix > effects.count()) return QDomElement();
+ return effects.at(ix - 1).toElement();
+}
+
+QDomElement EffectsList::insert(QDomElement effect)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ int ix = effect.attribute("kdenlive_ix").toInt();
+ QDomElement result;
+ if (ix <= 0 || ix > effects.count()) {
+ ix = effects.count();
+ result = m_baseElement.appendChild(importNode(effect, true)).toElement();
+ }
+ else {
+ QDomElement listeffect = effects.at(ix - 1).toElement();
+ result = m_baseElement.insertBefore(importNode(effect, true), listeffect).toElement();
+ }
+ if (m_useIndex && ix > 0)
+ updateIndexes(effects, ix - 1);
+ return result;
+}
+
+void EffectsList::updateIndexes(QDomNodeList effects, int startIndex)
+{
+ for (int i = startIndex; i < effects.count(); ++i) {
+ QDomElement listeffect = effects.at(i).toElement();
+ listeffect.setAttribute(QLatin1String("kdenlive_ix"), i + 1);
+ }
+}
+
+void EffectsList::enableEffects(const QList <int>& indexes, bool disable)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ QDomElement effect;
+ for (int i = 0; i < indexes.count(); ++i) {
+ effect = effectFromIndex(effects, indexes.at(i));
+ effect.setAttribute("disable", (int) disable);
+ }
+}
+
+QDomElement EffectsList::effectFromIndex(const QDomNodeList &effects, int ix)
+{
+ if (ix <= 0 || ix > effects.count()) return QDomElement();
+ return effects.at(ix - 1).toElement();
+}
+
+void EffectsList::updateEffect(const QDomElement &effect)
+{
+ QDomNodeList effects = m_baseElement.childNodes();
+ int ix = effect.attribute("kdenlive_ix").toInt();
+ QDomElement current = effectFromIndex(effects, ix);
+ if (!current.isNull()) {
+ m_baseElement.insertBefore(importNode(effect, true), current);
+ m_baseElement.removeChild(current);
+ }
+ else m_baseElement.appendChild(importNode(effect, true));
+}