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#ifndef CHANGESELECTIONDIALOG_H
#define CHANGESELECTIONDIALOG_H

#include <coreplugin/id.h>

#include <utils/fileutils.h>

#include <QDialog>
#include <QProcessEnvironment>

QT_BEGIN_NAMESPACE
class QPushButton;
class QLabel;
class QLineEdit;
class QPlainTextEdit;
class QProcess;
class QStringListModel;
QT_END_NAMESPACE

namespace Git {
namespace Internal {

enum ChangeCommand {
    NoCommand,
    Checkout,
    CherryPick,
    Revert,
    Show
};

namespace Ui { class ChangeSelectionDialog; }

class ChangeSelectionDialog : public QDialog
{
    Q_OBJECT
public:
    ChangeSelectionDialog(const QString &workingDirectory, Core::Id id, QWidget *parent);
    ~ChangeSelectionDialog();

    QString change() const;

    QString workingDirectory() const;
    ChangeCommand command() const;

private slots:
    void chooseWorkingDirectory();
    void selectCommitFromRecentHistory();
    void setDetails(int exitCode);
    void recalculateCompletion();
    void recalculateDetails();
    void changeTextChanged(const QString &text);
    void acceptCheckout();
    void acceptCherryPick();
    void acceptRevert();
    void acceptShow();

private:
    void enableButtons(bool b);
    void terminateProcess();

    Ui::ChangeSelectionDialog *m_ui;

    QProcess *m_process;
    Utils::FileName m_gitExecutable;
    QProcessEnvironment m_gitEnvironment;
    ChangeCommand m_command;
    QStringListModel *m_changeModel;
    QString m_oldWorkingDir;
};

} // namespace Internal
} // namespace Git

#endif // CHANGESELECTIONDIALOG_H