TocWidget: Fix perf regression

[lyx.git] / src / frontends / qt4 / TocWidget.h

diff --git a/src/frontends/qt4/TocWidget.h b/src/frontends/qt4/TocWidget.h
index 2516e3d046f3cbbd24ebeb47b003b6d02757a804..39a6c2926a4888511499ce35651f962f4da62e5f 100644 (file)
--- a/src/frontends/qt4/TocWidget.h
+++ b/src/frontends/qt4/TocWidget.h
@@ -15,59 +15,96 @@
 
 #include "ui_TocUi.h"
 
+#include "Cursor.h"
+#include "FuncCode.h"
+
 #include <QWidget>
 
+class QModelIndex;
+class QString;
+
 namespace lyx {
 namespace frontend {
 
-class QToc;
+class GuiView;
 
-class TocWidget : public QWidget, public Ui::QTocUi {
+class TocWidget : public QWidget, public Ui::TocUi
+{
        Q_OBJECT
 public:
-       TocWidget(QToc * form, QWidget * parent = 0);
+       ///
+       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;
+       // update the view when the model has changed
+       void checkModelChanged();
 
+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 update();
+       void updateViewForce();
 
 protected Q_SLOTS:
-       /// Update Gui of the display.
-       void updateGui();
-       ///
-       void setTocModel(size_t type);
        ///
        void select(QModelIndex const & index);
        ///
-       void selectionChanged(const QModelIndex & current,
-               const QModelIndex & previous);
+       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);
 
-protected:
+private:
        ///
        void enableControls(bool enable = true);
        ///
-       int getIndexDepth(QModelIndex const & index, int depth = -1);
+       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.
+       bool canNavigate()
+               { return current_type_ != "label" && current_type_ != "change"; }
+       ///
+       bool isSortable()
+               { return current_type_ != "tableofcontents"; }
        ///
        void setTreeDepth(int depth);
-
-private:
-       /// Reconnects the selection model change signal when TOC changed.
-       void reconnectSelectionModel();
-       /// Disconnects the selection model.
-       //This is a workaround for a problem of signals blocking.
-       void disconnectSelectionModel();
-
-       QToc * form_;
+       ///
+       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