diff options
Diffstat (limited to 'tools/qmldebugger/objecttree.cpp')
-rw-r--r-- | tools/qmldebugger/objecttree.cpp | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/tools/qmldebugger/objecttree.cpp b/tools/qmldebugger/objecttree.cpp new file mode 100644 index 0000000..f398987 --- /dev/null +++ b/tools/qmldebugger/objecttree.cpp @@ -0,0 +1,168 @@ +#include <QtGui/qevent.h> +#include <QtGui/qmenu.h> +#include <QtGui/qaction.h> + +#include <QInputDialog> + +#include <QtDeclarative/qmldebugservice.h> +#include <QtDeclarative/qmldebug.h> +#include <QtDeclarative/qmldebugclient.h> + +#include "objecttree.h" + +Q_DECLARE_METATYPE(QmlDebugObjectReference) + +ObjectTree::ObjectTree(QmlEngineDebug *client, QWidget *parent) + : QTreeWidget(parent), + m_client(client), + m_query(0) +{ + setHeaderHidden(true); + + connect(this, SIGNAL(itemClicked(QTreeWidgetItem *, int)), + this, SLOT(handleItemClicked(QTreeWidgetItem *))); +} + +void ObjectTree::reload(int objectDebugId) +{ + if (m_query) { + delete m_query; + m_query = 0; + } + + m_query = m_client->queryObjectRecursive(QmlDebugObjectReference(objectDebugId), this); + if (!m_query->isWaiting()) + objectFetched(); + else + QObject::connect(m_query, SIGNAL(stateChanged(State)), + this, SLOT(objectFetched())); +} + +void ObjectTree::selectObject(int debugId) +{ + QTreeWidgetItem *item = findItemByObjectId(debugId); + if (item) { + setCurrentItem(item); + scrollToItem(item); + item->setExpanded(true); + } +} + +void ObjectTree::objectFetched() +{ + dump(m_query->object(), 0); + buildTree(m_query->object(), 0); + + delete m_query; + m_query = 0; +} + +void ObjectTree::handleItemClicked(QTreeWidgetItem *item) +{ + QmlDebugObjectReference obj = item->data(0, Qt::UserRole).value<QmlDebugObjectReference>(); + if (obj.debugId() < 0) { + qWarning("QML Object Tree: bad object id"); + return; + } + emit objectSelected(obj); +} + +void ObjectTree::buildTree(const QmlDebugObjectReference &obj, QTreeWidgetItem *parent) +{ + if (!parent) + clear(); + + QTreeWidgetItem *item = parent ? new QTreeWidgetItem(parent) : new QTreeWidgetItem(this); + item->setText(0, obj.className()); + item->setData(0, Qt::UserRole, qVariantFromValue(obj)); + item->setData(0, ObjectTree::ContextIdRole, obj.contextDebugId()); + + if (parent && obj.contextDebugId() >= 0 + && obj.contextDebugId() != parent->data(0, ObjectTree::ContextIdRole).toInt()) { + QmlDebugFileReference source = obj.source(); + if (!source.url().isEmpty()) { + QString toolTipString = QLatin1String("URL: ") + source.url().toString(); + item->setToolTip(0, toolTipString); + } + item->setForeground(0, QColor("orange")); + } else { + item->setExpanded(true); + } + + if (obj.contextDebugId() < 0) + item->setForeground(0, Qt::lightGray); + + for (int ii = 0; ii < obj.children().count(); ++ii) + buildTree(obj.children().at(ii), item); +} + +void ObjectTree::dump(const QmlDebugContextReference &ctxt, int ind) +{ + QByteArray indent(ind * 4, ' '); + qWarning().nospace() << indent.constData() << ctxt.debugId() << " " + << qPrintable(ctxt.name()); + + for (int ii = 0; ii < ctxt.contexts().count(); ++ii) + dump(ctxt.contexts().at(ii), ind + 1); + + for (int ii = 0; ii < ctxt.objects().count(); ++ii) + dump(ctxt.objects().at(ii), ind); +} + +void ObjectTree::dump(const QmlDebugObjectReference &obj, int ind) +{ + QByteArray indent(ind * 4, ' '); + qWarning().nospace() << indent.constData() << qPrintable(obj.className()) + << " " << qPrintable(obj.name()) << " " + << obj.debugId(); + + for (int ii = 0; ii < obj.children().count(); ++ii) + dump(obj.children().at(ii), ind + 1); +} + +QTreeWidgetItem *ObjectTree::findItemByObjectId(int debugId) const +{ + for (int i=0; i<topLevelItemCount(); i++) { + QTreeWidgetItem *item = findItem(topLevelItem(i), debugId); + if (item) + return item; + } + + return 0; +} + +QTreeWidgetItem *ObjectTree::findItem(QTreeWidgetItem *item, int debugId) const +{ + if (item->data(0, Qt::UserRole).value<QmlDebugObjectReference>().debugId() == debugId) + return item; + + QTreeWidgetItem *child; + for (int i=0; i<item->childCount(); i++) { + child = findItem(item->child(i), debugId); + if (child) + return child; + } + + return 0; +} + +void ObjectTree::mousePressEvent(QMouseEvent *me) +{ + QTreeWidget::mousePressEvent(me); + if (!currentItem()) + return; + if(me->button() == Qt::RightButton && me->type() == QEvent::MouseButtonPress) { + QAction action(tr("Add watch..."), 0); + QList<QAction *> actions; + actions << &action; + QmlDebugObjectReference obj = + currentItem()->data(0, Qt::UserRole).value<QmlDebugObjectReference>(); + if (QMenu::exec(actions, me->globalPos())) { + bool ok = false; + QString watch = QInputDialog::getText(this, tr("Watch expression"), + tr("Expression:"), QLineEdit::Normal, QString(), &ok); + if (ok && !watch.isEmpty()) + emit expressionWatchRequested(obj, watch); + } + } +} |