From: Guillaume Munch <gm@lyx.org>
Date: Sun, 8 May 2016 22:56:55 +0000 (+0100)
Subject: fix #9826: Outline disclosure of subsection content disappears one second after
X-Git-Tag: 2.3.0alpha1~1643^2~34
X-Git-Url: https://git.lyx.org/gitweb/?a=commitdiff_plain;h=4002c6af72442ce76e6e39eadd834ff50330253b;p=features.git

fix #9826: Outline disclosure of subsection content disappears one second after
doubleclicking content item.

This is only meant as a workaround. See #6675 for more general issues regarding
unwanted collapse of the tree view.
---

diff --git a/src/frontends/qt4/TocWidget.cpp b/src/frontends/qt4/TocWidget.cpp
index 4fa6aef7a3..ff929c08f7 100644
--- a/src/frontends/qt4/TocWidget.cpp
+++ b/src/frontends/qt4/TocWidget.cpp
@@ -47,7 +47,6 @@ TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
 	: QWidget(parent), depth_(0), persistent_(false), gui_view_(gui_view),
 	  update_timer_short_(new QTimer(this)),
 	  update_timer_long_(new QTimer(this))
-
 {
 	setupUi(this);
 
@@ -98,6 +97,13 @@ TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
 	connect(update_timer_long_, SIGNAL(timeout()),
 	        this, SLOT(realUpdateView()));
 
+	// fix #9826: Outline disclosure of subsection content disappears one second
+	// after doubleclicking content item.
+	// This is only meant as a workaround. See #6675 for more general issues
+	// regarding unwanted collapse of the tree view.
+	connect(tocTV, SIGNAL(expanded(const QModelIndex &)),
+	        update_timer_long_, SLOT(stop()));
+
 	init(QString());
 }
 
@@ -399,12 +405,14 @@ void TocWidget::updateView()
 	update_timer_long_->start();
 }
 
+
 void TocWidget::updateViewNow()
 {
 	update_timer_long_->stop();
 	update_timer_short_->start();
 }
 
+
 void TocWidget::realUpdateView()
 {
 	if (!gui_view_.documentBufferView()) {