qt-creator/src/plugins/qmlprofiler/qmlprofilereventview.h

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
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** Public License version 2.1 requirements will be met:
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#ifndef QMLPROFILEREVENTVIEW_H
#define QMLPROFILEREVENTVIEW_H

#include <QtGui/QTreeView>
#include <qmljsdebugclient/qmlprofilereventtypes.h>
#include <qmljsdebugclient/qmlprofilereventlist.h>
#include <QtGui/QStandardItemModel>

namespace QmlProfiler {
namespace Internal {

class QmlProfilerEventsMainView;
class QmlProfilerEventsParentsAndChildrenView;

typedef QHash<QString, QmlJsDebugClient::QmlEventData *> QmlEventHash;
typedef QList<QmlJsDebugClient::QmlEventData *> QmlEventList;

enum ItemRole {
    LocationRole = Qt::UserRole+1,
    FilenameRole = Qt::UserRole+2,
    LineRole = Qt::UserRole+3,
    EventIdRole = Qt::UserRole+4
};

class QmlProfilerEventsWidget : public QWidget
{
    Q_OBJECT
public:
    explicit QmlProfilerEventsWidget(QmlJsDebugClient::QmlProfilerEventList *model, QWidget *parent);
    ~QmlProfilerEventsWidget();

    void switchToV8View();
    void clear();

    QModelIndex selectedItem() const;
    bool mouseOnTable(const QPoint &position) const;
    void copyTableToClipboard() const;
    void copyRowToClipboard() const;

signals:
    void gotoSourceLocation(const QString &fileName, int lineNumber);
    void contextMenuRequested(const QPoint &position);

protected:
    void contextMenuEvent(QContextMenuEvent *ev);

private:
    QmlProfilerEventsMainView *m_eventTree;
    QmlProfilerEventsParentsAndChildrenView *m_eventChildren;
    QmlProfilerEventsParentsAndChildrenView *m_eventParents;
};

class QmlProfilerEventsMainView : public QTreeView
{
    Q_OBJECT
public:
    enum Fields {
        Name,
        Type,
        Percent,
        TotalDuration,
        SelfPercent,
        SelfDuration,
        CallCount,
        TimePerCall,
        MaxTime,
        MinTime,
        MedianTime,
        Details,
        Parents,
        Children,

        MaxFields
    };

    enum ViewTypes {
        EventsView,
        CallersView,
        CalleesView,
        V8ProfileView,

        MaxViewTypes
    };

    explicit QmlProfilerEventsMainView(QmlJsDebugClient::QmlProfilerEventList *model, QWidget *parent);
    ~QmlProfilerEventsMainView();

    void setEventStatisticsModel(QmlJsDebugClient::QmlProfilerEventList *model);
    void setFieldViewable(Fields field, bool show);
    void setViewType(ViewTypes type);
    void setShowAnonymousEvents( bool showThem );

    QModelIndex selectedItem() const;
    void copyTableToClipboard() const;
    void copyRowToClipboard() const;

    static QString nameForType(int typeNumber);

signals:
    void gotoSourceLocation(const QString &fileName, int lineNumber);
    void eventSelected(int eventId);

public slots:
    void clear();
    void jumpToItem(const QModelIndex &index);
    void selectEvent(int eventId);
    void buildModel();

private:
    void setHeaderLabels();

private:
    class QmlProfilerEventsMainViewPrivate;
    QmlProfilerEventsMainViewPrivate *d;

};

class QmlProfilerEventsParentsAndChildrenView : public QTreeView
{
    Q_OBJECT
public:
    enum SubViewType {
        ParentsView,
        ChildrenView,
        V8ParentsView,
        V8ChildrenView,
        MaxSubtableTypes
    };

    explicit QmlProfilerEventsParentsAndChildrenView(QmlJsDebugClient::QmlProfilerEventList *model, SubViewType subtableType, QWidget *parent);
    ~QmlProfilerEventsParentsAndChildrenView();

    void setViewType(SubViewType type);

signals:
    void eventClicked(int eventId);

public slots:
    void displayEvent(int eventId);
    void jumpToItem(const QModelIndex &);
    void clear();

private:
    void rebuildTree(void *eventList);
    void updateHeader();
    QStandardItemModel *treeModel();
    QmlJsDebugClient::QmlProfilerEventList *m_eventList;

    SubViewType m_subtableType;
};

} // namespace Internal
} // namespace QmlProfiler

#endif // QMLPROFILEREVENTVIEW_H