lyx_mirror/src/frontends/qt4/TocWidget.h

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// -*- C++ -*-
/**
* \file TocWidget.h
* This file is part of LyX, the document processor.
* Licence details can be found in the file COPYING.
*
* \author John Levon
* \author Abdelrazak Younes
*
* Full author contact details are available in file CREDITS.
*/
#ifndef TOC_WIDGET_H
#define TOC_WIDGET_H
#include "ui_TocUi.h"
#include "Cursor.h"
#include "FuncCode.h"
#include <QWidget>
class QModelIndex;
class QString;
namespace lyx {
namespace frontend {
class GuiView;
class TocWidget : public QWidget, public Ui::TocUi
{
Q_OBJECT
public:
///
TocWidget(GuiView & gui_view, QWidget * parent = 0);
/// Initialise GUI.
void init(QString const & str);
///
void doDispatch(Cursor & cur, FuncRequest const & fr);
///
bool getStatus(Cursor & cur, FuncRequest const & fr, FuncStatus & status)
const;
public Q_SLOTS:
/// Schedule new update of the display unless already scheduled.
void updateView();
/// Update the display of the dialog whilst it is still visible.
void updateViewForce();
protected Q_SLOTS:
///
void select(QModelIndex const & index);
///
void goTo(QModelIndex const &);
void on_tocTV_activated(QModelIndex const &);
void on_tocTV_pressed(QModelIndex const &);
void on_updateTB_clicked();
void on_sortCB_stateChanged(int state);
void on_persistentCB_stateChanged(int state);
void on_depthSL_valueChanged(int depth);
void on_typeCO_currentIndexChanged(int value);
void on_moveUpTB_clicked();
void on_moveDownTB_clicked();
void on_moveInTB_clicked();
void on_moveOutTB_clicked();
void filterContents();
void showContextMenu(const QPoint & pos);
private:
///
void enableControls(bool enable = true);
///
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bool canOutline()
{ return current_type_ == "tableofcontents"; }
/// It is not possible to have synchronous navigation in a correct
/// and efficient way with the label and change type because Toc::item()
/// does a linear search. Even when fixed, it might even not be desirable
/// to do so if we want to support drag&drop of labels and references.
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bool canNavigate()
{ return current_type_ != "label" && current_type_ != "change"; }
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///
bool isSortable()
{ return current_type_ != "tableofcontents"; }
///
void setTreeDepth(int depth);
///
void outline(FuncCode func_code);
/// finds the inset that is connected to the current item,
/// if any, otherwise return null
Inset * itemInset() const;
///
QString current_type_;
/// depth of list shown
int depth_;
/// persistence of uncollapsed nodes in toc view
bool persistent_;
///
GuiView & gui_view_;
// next delay for outliner update in ms. -1 when already scheduled.
int update_delay_;
};
} // namespace frontend
} // namespace lyx
#endif // TOC_WIDGET_H