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#ifndef GERRIT_INTERNAL_GERRITDIALOG_H
#define GERRIT_INTERNAL_GERRITDIALOG_H

#include <utils/fancylineedit.h>
#include <utils/pathchooser.h>

#include <QDialog>
#include <QSharedPointer>

QT_BEGIN_NAMESPACE
class QTreeView;
class QLabel;
class QModelIndex;
class QSortFilterProxyModel;
class QStandardItem;
class QStringListModel;
class QPushButton;
class QDialogButtonBox;
class QTextBrowser;
QT_END_NAMESPACE

namespace Gerrit {
namespace Internal {
class GerritParameters;
class GerritModel;
class GerritChange;

class QueryValidatingLineEdit : public Utils::FancyLineEdit
{
    Q_OBJECT

public:
    explicit QueryValidatingLineEdit(QWidget *parent = 0);
    void setTextColor(const QColor &c);

public slots:
    void setValid();
    void setInvalid();

private:
    bool m_valid;
    const QColor m_okTextColor;
    const QColor m_errorTextColor;
};

class GerritDialog : public QDialog
{
    Q_OBJECT
public:
    explicit GerritDialog(const QSharedPointer<GerritParameters> &p,
                          QWidget *parent = 0);
    ~GerritDialog();
    QString repositoryPath() const;

signals:
    void fetchDisplay(const QSharedPointer<Gerrit::Internal::GerritChange> &);
    void fetchCherryPick(const QSharedPointer<Gerrit::Internal::GerritChange> &);
    void fetchCheckout(const QSharedPointer<Gerrit::Internal::GerritChange> &);

public slots:
    void fetchStarted(const QSharedPointer<Gerrit::Internal::GerritChange> &change);
    void fetchFinished();

protected:
    void showEvent(QShowEvent *event);

private slots:
    void slotCurrentChanged();
    void slotDoubleClicked(const QModelIndex &);
    void slotRefreshStateChanged(bool);
    void slotFetchDisplay();
    void slotFetchCherryPick();
    void slotFetchCheckout();
    void slotRefresh();
    void displayRepositoryPath();

private:
    const QStandardItem *itemAt(const QModelIndex &i, int column = 0) const;
    const QStandardItem *currentItem(int column = 0) const;
    QPushButton *addActionButton(const QString &text, const char *buttonSlot);
    void updateCompletions(const QString &query);
    void updateButtons();

    const QSharedPointer<GerritParameters> m_parameters;
    QSortFilterProxyModel *m_filterModel;
    GerritModel *m_model;
    QStringListModel *m_queryModel;
    QTreeView *m_treeView;
    QTextBrowser *m_detailsBrowser;
    QueryValidatingLineEdit *m_queryLineEdit;
    Utils::FancyLineEdit *m_filterLineEdit;
    Utils::PathChooser *m_repositoryChooser;
    QDialogButtonBox *m_buttonBox;
    QPushButton *m_displayButton;
    QPushButton *m_cherryPickButton;
    QPushButton *m_checkoutButton;
    QPushButton *m_refreshButton;
    QLabel *m_repositoryChooserLabel;
    bool m_fetchRunning;
};

} // namespace Internal
} // namespace Gerrit

#endif // GERRIT_INTERNAL_GERRITDIALOG_H
