X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FTocWidget.h;h=3f67606302705f2cb049477e46a2c7c9a9745782;hb=b7f6b979d0f889f08e735f35378bb20ba3788b4b;hp=6dd9fbf76a938555b1425d7c7be0a558a8f0dd63;hpb=805231ccbe6bcbc10973241b45bc0e2fb98028a5;p=lyx.git

diff --git a/src/frontends/qt4/TocWidget.h b/src/frontends/qt4/TocWidget.h
index 6dd9fbf76a..3f67606302 100644
--- a/src/frontends/qt4/TocWidget.h
+++ b/src/frontends/qt4/TocWidget.h
@@ -18,6 +18,7 @@
 #include "Cursor.h"
 #include "FuncCode.h"
 
+#include <QTimer>
 #include <QWidget>
 
 class QModelIndex;
@@ -44,8 +45,10 @@ public:
 		const;
 
 public Q_SLOTS:
-	/// Update the display of the dialog whilst it is still visible.
+	/// Schedule an update of the dialog, delaying expensive operations
 	void updateView();
+	/// Update completely without delay
+	void updateViewNow();
 
 protected Q_SLOTS:
 	///
@@ -68,19 +71,23 @@ protected Q_SLOTS:
 
 	void showContextMenu(const QPoint & pos);
 
+private Q_SLOTS:
+	/// Perform the expensive update operations
+	void finishUpdateView();
+
 private:
 	///
 	void enableControls(bool enable = true);
 	///
-	bool canOutline() 
+	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() 
+	bool canNavigate()
 		{ return current_type_ != "label" && current_type_ != "change"; }
-	/// 
+	///
 	bool isSortable()
 		{ return current_type_ != "tableofcontents"; }
 	///
@@ -99,6 +106,8 @@ private:
 	bool persistent_;
 	///
 	GuiView & gui_view_;
+	// Timer for scheduling expensive update operations
+	QTimer * timer_;
 };
 
 } // namespace frontend