126 lines
3.7 KiB
C++
126 lines
3.7 KiB
C++
#include "DoricScrollerNode.h"
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QQuickItem *DoricScrollerNode::build() {
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QQmlComponent component(getContext()->getQmlEngine());
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const QUrl url(QStringLiteral("qrc:/doric/qml/scroller.qml"));
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component.loadUrl(url);
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if (component.isError()) {
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qCritical() << component.errorString();
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}
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QQuickItem *item = qobject_cast<QQuickItem *>(component.create());
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this->createLayouts(item);
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item->setProperty("wrapper", QString::number((qint64)this));
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return item;
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}
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void DoricScrollerNode::blend(QQuickItem *view, QString name, QJsonValue prop) {
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if (name == "content") {
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if (!prop.isString()) {
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return;
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}
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mChildViewId = prop.toString();
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} else if (name == "onScroll") {
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if (!prop.isString()) {
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return;
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}
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onScrollFuncId = prop.toString();
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} else if (name == "onScrollEnd") {
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if (!prop.isString()) {
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return;
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}
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onScrollEndFuncId = prop.toString();
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} else {
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DoricSuperNode::blend(view, name, prop);
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}
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}
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void DoricScrollerNode::afterBlended(QJsonValue jsValue) {
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QJsonValue contentModel = getSubModel(mChildViewId);
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if (contentModel == QJsonValue::Undefined) {
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return;
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}
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QString viewId = contentModel["id"].toString();
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QString type = contentModel["type"].toString();
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QJsonValue props = contentModel["props"];
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QQuickItem *parent = mView;
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if (mChildNode != nullptr) {
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if (viewId == mChildNode->getId()) {
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// skip
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} else {
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if (mReusable && mChildNode->getType() == type) {
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mChildNode->setId(viewId);
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mChildNode->blend(props);
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} else {
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// remove all views
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for (int i = 0; i != parent->childItems().size(); i++) {
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parent->childItems().at(i)->setParent(nullptr);
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parent->childItems().at(i)->setParentItem(nullptr);
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parent->childItems().at(i)->deleteLater();
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}
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mChildNode = DoricViewNode::create(getContext(), type);
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mChildNode->setId(viewId);
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mChildNode->init(this);
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mChildNode->blend(props);
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QQmlListProperty<QQuickItem> contentChildren =
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qvariant_cast<QQmlListProperty<QQuickItem>>(
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parent->property("contentChildren"));
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contentChildren.append(&contentChildren, mChildNode->getNodeView());
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}
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}
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} else {
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mChildNode = DoricViewNode::create(getContext(), type);
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mChildNode->setId(viewId);
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mChildNode->init(this);
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mChildNode->blend(props);
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QQmlListProperty<QQuickItem> contentChildren =
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qvariant_cast<QQmlListProperty<QQuickItem>>(
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parent->property("contentChildren"));
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contentChildren.append(&contentChildren, mChildNode->getNodeView());
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}
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}
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void DoricScrollerNode::requestLayout() {
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this->mChildNode->requestLayout();
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DoricLayouts *layout = (DoricLayouts *)(mChildNode->getNodeView()
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->property("doricLayout")
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.toULongLong());
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if (layout != nullptr) {
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layout->apply(QSizeF(mView->width(), mView->height()));
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mView->setProperty("contentWidth", layout->getMeasuredWidth());
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mView->setProperty("contentHeight", layout->getMeasuredHeight());
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}
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}
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void DoricScrollerNode::blendSubNode(QJsonValue subProperties) {
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if (mChildNode != nullptr) {
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mChildNode->blend(subProperties["props"]);
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}
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}
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QSizeF DoricScrollerNode::sizeThatFits(QSizeF size) {
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DoricLayouts *layout = (DoricLayouts *)mChildNode->getNodeView()
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->property("doricLayout")
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.toULongLong();
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if (!layout->getResolved()) {
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layout->apply(size);
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}
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return QSizeF(layout->getMeasuredWidth(), layout->getMeasuredHeight());
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}
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DoricViewNode *DoricScrollerNode::getSubNodeById(QString id) {
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return id == mChildNode->getId() ? mChildNode : nullptr;
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}
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