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#include "snapshotwindow.h"
#include "snapshothandler.h"

#include "debuggeractions.h"
#include "debuggerinternalconstants.h"
#include "debuggercore.h"
#include "debuggerengine.h"

#include <utils/qtcassert.h>
#include <utils/savedaction.h>

#include <QDebug>

#include <QHeaderView>
#include <QMenu>
#include <QKeyEvent>

namespace Debugger {
namespace Internal {

///////////////////////////////////////////////////////////////////////
//
// SnapshotWindow
//
///////////////////////////////////////////////////////////////////////

SnapshotWindow::SnapshotWindow(SnapshotHandler *handler)
{
    m_snapshotHandler = handler;
    setWindowTitle(tr("Snapshots"));
    setAlwaysAdjustColumnsAction(debuggerCore()->action(AlwaysAdjustSnapshotsColumnWidths));
}

void SnapshotWindow::rowActivated(const QModelIndex &index)
{
    m_snapshotHandler->activateSnapshot(index.row());
}

void SnapshotWindow::keyPressEvent(QKeyEvent *ev)
{
    if (ev->key() == Qt::Key_Delete) {
        QModelIndexList si = selectedIndices();
        foreach (const QModelIndex &idx, si)
            if (idx.column() == 0)
                removeSnapshot(idx.row());
    }
    BaseWindow::keyPressEvent(ev);
}

void SnapshotWindow::contextMenuEvent(QContextMenuEvent *ev)
{
    QModelIndexList si = selectedIndices(ev);
    QTC_ASSERT(si.size() == 1, return);
    QModelIndex idx = si.at(0);

    QMenu menu;

    QAction *actCreate = menu.addAction(tr("Create Snapshot"));
    actCreate->setEnabled(idx.data(SnapshotCapabilityRole).toBool());
    menu.addSeparator();

    QAction *actRemove = menu.addAction(tr("Remove Snapshot"));
    actRemove->setEnabled(idx.isValid());
    
    addBaseContextActions(&menu);

    QAction *act = menu.exec(ev->globalPos());

    if (act == actCreate)
        m_snapshotHandler->createSnapshot(idx.row());
    else if (act == actRemove)
        removeSnapshot(idx.row());
    else
        handleBaseContextAction(act);
}

void SnapshotWindow::removeSnapshot(int i)
{
    m_snapshotHandler->at(i)->quitDebugger();
}

} // namespace Internal
} // namespace Debugger