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Diffstat (limited to 'tools/qmldebugger/watchtable.cpp')
| -rw-r--r-- | tools/qmldebugger/watchtable.cpp | 299 |
1 files changed, 299 insertions, 0 deletions
diff --git a/tools/qmldebugger/watchtable.cpp b/tools/qmldebugger/watchtable.cpp new file mode 100644 index 0000000..e4163dc --- /dev/null +++ b/tools/qmldebugger/watchtable.cpp @@ -0,0 +1,299 @@ +#include "watchtable.h" + +#include <QtCore/qdebug.h> +#include <QtGui/qevent.h> +#include <QtGui/qaction.h> +#include <QtGui/qmenu.h> + +#include <QtDeclarative/qmldebug.h> +#include <QtDeclarative/qmlmetatype.h> + +QT_BEGIN_NAMESPACE + + +WatchTableModel::WatchTableModel(QmlEngineDebug *client, QObject *parent) + : QAbstractTableModel(parent), + m_client(client) +{ +} + +WatchTableModel::~WatchTableModel() +{ + for (int i=0; i<m_columns.count(); i++) + delete m_columns[i].watch; +} + +void WatchTableModel::addWatch(QmlDebugWatch *watch, const QString &title) +{ + QString property; + if (qobject_cast<QmlDebugPropertyWatch *>(watch)) + property = qobject_cast<QmlDebugPropertyWatch *>(watch)->name(); + + connect(watch, SIGNAL(valueChanged(QByteArray,QVariant)), + SLOT(watchedValueChanged(QByteArray,QVariant))); + + connect(watch, SIGNAL(stateChanged(State)), SLOT(watchStateChanged())); + + int col = columnCount(QModelIndex()); + beginInsertColumns(QModelIndex(), col, col); + + WatchedEntity e; + e.title = title; + e.hasFirstValue = false; + e.property = property; + e.watch = watch; + m_columns.append(e); + + endInsertColumns(); +} + +void WatchTableModel::removeWatch(QmlDebugWatch *watch) +{ + int column = columnForWatch(watch); + if (column == -1) + return; + + WatchedEntity entity = m_columns.takeAt(column); + + for (QList<Value>::Iterator iter = m_values.begin(); iter != m_values.end();) { + if (iter->column == column) { + iter = m_values.erase(iter); + } else { + if(iter->column > column) + --iter->column; + ++iter; + } + } + + reset(); +} + +void WatchTableModel::updateWatch(QmlDebugWatch *watch, const QVariant &value) +{ + int column = columnForWatch(watch); + if (column == -1) + return; + + addValue(column, value); + + if (!m_columns[column].hasFirstValue) { + m_columns[column].hasFirstValue = true; + m_values[m_values.count() - 1].first = true; + } +} + +QmlDebugWatch *WatchTableModel::findWatch(int column) const +{ + if (column < m_columns.count()) + return m_columns.at(column).watch; + return 0; +} + +QmlDebugWatch *WatchTableModel::findWatch(int objectDebugId, const QString &property) const +{ + for (int i=0; i<m_columns.count(); i++) { + if (m_columns[i].watch->objectDebugId() == objectDebugId + && m_columns[i].property == property) { + return m_columns[i].watch; + } + } + return 0; +} + +int WatchTableModel::rowCount(const QModelIndex &) const +{ + return m_values.count(); +} + +int WatchTableModel::columnCount(const QModelIndex &) const +{ + return m_columns.count(); +} + +QVariant WatchTableModel::headerData(int section, Qt::Orientation orientation, int role) const +{ + if (orientation == Qt::Horizontal) { + if (section < m_columns.count() && role == Qt::DisplayRole) + return m_columns.at(section).title; + } else { + if (role == Qt::DisplayRole) + return section + 1; + } + return QVariant(); +} + +QVariant WatchTableModel::data(const QModelIndex &idx, int role) const +{ + if (m_values.at(idx.row()).column == idx.column()) { + if (role == Qt::DisplayRole) { + const QVariant &value = m_values.at(idx.row()).variant; + QString str = value.toString(); + + if (str.isEmpty() && QmlMetaType::isObject(value.userType())) { + QObject *o = QmlMetaType::toQObject(value); + if(o) { + QString objectName = o->objectName(); + if(objectName.isEmpty()) + objectName = QLatin1String("<unnamed>"); + str = QLatin1String(o->metaObject()->className()) + + QLatin1String(": ") + objectName; + } + } + + if(str.isEmpty()) { + QDebug d(&str); + d << value; + } + return QVariant(str); + } else if(role == Qt::BackgroundRole) { + if(m_values.at(idx.row()).first) + return QColor(Qt::green); + else + return QVariant(); + } else { + return QVariant(); + } + } else { + return QVariant(); + } +} + +void WatchTableModel::watchStateChanged() +{ + QmlDebugWatch *watch = qobject_cast<QmlDebugWatch*>(sender()); + + if (watch && watch->state() == QmlDebugWatch::Inactive) { + removeWatch(watch); + watch->deleteLater(); + } +} + +int WatchTableModel::columnForWatch(QmlDebugWatch *watch) const +{ + for (int i=0; i<m_columns.count(); i++) { + if (m_columns.at(i).watch == watch) + return i; + } + return -1; +} + +void WatchTableModel::addValue(int column, const QVariant &value) +{ + int row = columnCount(QModelIndex()); + beginInsertRows(QModelIndex(), row, row); + + Value v; + v.column = column; + v.variant = value; + v.first = false; + m_values.append(v); + + endInsertRows(); +} + +void WatchTableModel::togglePropertyWatch(const QmlDebugObjectReference &object, const QmlDebugPropertyReference &property) +{ + QmlDebugWatch *watch = findWatch(object.debugId(), property.name()); + if (watch) { + // watch will be deleted in watchStateChanged() + m_client->removeWatch(watch); + return; + } + + watch = m_client->addWatch(property, this); + if (watch->state() == QmlDebugWatch::Dead) { + delete watch; + watch = 0; + } else { + QString desc = property.name() + + QLatin1String(" on\n") + + object.className() + + QLatin1String(": ") + + (object.name().isEmpty() ? QLatin1String("<unnamed>") : object.name()); + addWatch(watch, desc); + emit watchCreated(watch); + } +} + +void WatchTableModel::watchedValueChanged(const QByteArray &propertyName, const QVariant &value) +{ + Q_UNUSED(propertyName); + QmlDebugWatch *watch = qobject_cast<QmlDebugWatch*>(sender()); + if (watch) + updateWatch(watch, value); +} + +void WatchTableModel::expressionWatchRequested(const QmlDebugObjectReference &obj, const QString &expr) +{ + QmlDebugWatch *watch = m_client->addWatch(obj, expr, this); + + if (watch->state() == QmlDebugWatch::Dead) { + delete watch; + watch = 0; + } else { + addWatch(watch, expr); + emit watchCreated(watch); + } +} + +void WatchTableModel::stopWatching(int column) +{ + QmlDebugWatch *watch = findWatch(column); + if (watch) { + m_client->removeWatch(watch); + delete watch; + watch = 0; + } +} + + +//---------------------------------------------- + +WatchTableHeaderView::WatchTableHeaderView(WatchTableModel *model, QWidget *parent) + : QHeaderView(Qt::Horizontal, parent), + m_model(model) +{ + setClickable(true); +} + +void WatchTableHeaderView::mousePressEvent(QMouseEvent *me) +{ + QHeaderView::mousePressEvent(me); + + if (me->button() == Qt::RightButton && me->type() == QEvent::MouseButtonPress) { + int col = logicalIndexAt(me->pos()); + if (col >= 0) { + QAction action(tr("Stop watching"), 0); + QList<QAction *> actions; + actions << &action; + if (QMenu::exec(actions, me->globalPos())) + m_model->stopWatching(col); + } + } +} + + +//---------------------------------------------- + +WatchTableView::WatchTableView(WatchTableModel *model, QWidget *parent) + : QTableView(parent), + m_model(model) +{ + connect(model, SIGNAL(watchCreated(QmlDebugWatch*)), SLOT(watchCreated(QmlDebugWatch*))); + connect(this, SIGNAL(activated(QModelIndex)), SLOT(indexActivated(QModelIndex))); +} + +void WatchTableView::indexActivated(const QModelIndex &index) +{ + QmlDebugWatch *watch = m_model->findWatch(index.column()); + if (watch) + emit objectActivated(watch->objectDebugId()); +} + +void WatchTableView::watchCreated(QmlDebugWatch *watch) +{ + int column = m_model->columnForWatch(watch); + resizeColumnToContents(column); +} + +QT_END_NAMESPACE |