From 2ca370b135be04418e36eaede28f6e1ee6374844 Mon Sep 17 00:00:00 2001
From: Pavel Sanda <sanda@lyx.org>
Date: Thu, 2 Oct 2008 15:00:43 +0000
Subject: [PATCH] Add persistent view switch to the outliner.

http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg144343.html



git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26684 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/frontends/qt4/TocWidget.cpp |  14 +++-
 src/frontends/qt4/TocWidget.h   |   3 +
 src/frontends/qt4/ui/TocUi.ui   | 127 ++++++++++++++++++++++----------
 3 files changed, 102 insertions(+), 42 deletions(-)

diff --git a/src/frontends/qt4/TocWidget.cpp b/src/frontends/qt4/TocWidget.cpp
index b854c4d935..5c4e7d419d 100644
--- a/src/frontends/qt4/TocWidget.cpp
+++ b/src/frontends/qt4/TocWidget.cpp
@@ -35,7 +35,7 @@ namespace lyx {
 namespace frontend {
 
 TocWidget::TocWidget(GuiView & gui_view, QWidget * parent)
-	: QWidget(parent), depth_(0), gui_view_(gui_view)
+	: QWidget(parent), depth_(0), persistent_(false), gui_view_(gui_view)
 {
 	setupUi(this);
 
@@ -105,6 +105,12 @@ void TocWidget::on_sortCB_stateChanged(int state)
 	updateView();
 }
 
+void TocWidget::on_persistentCB_stateChanged(int state)
+{
+	persistent_ = state == Qt::Checked;
+}
+
+
 /* FIXME (Ugras 17/11/06):
 I have implemented a indexDepth function to get the model indices. In my
 opinion, somebody should derive a new qvariant class for tocModelItem
@@ -228,6 +234,7 @@ void TocWidget::enableControls(bool enable)
 	moveDownTB->setEnabled(enable);
 	moveInTB->setEnabled(enable);
 	moveOutTB->setEnabled(enable);
+	persistentCB->setEnabled(enable);
 	if (!enable) {
 		depthSL->setMaximum(0);
 		depthSL->setValue(0);
@@ -263,19 +270,22 @@ void TocWidget::updateView()
 	if (tocTV->model() != toc_model) {
 		tocTV->setModel(toc_model);
 		tocTV->setEditTriggers(QAbstractItemView::NoEditTriggers);
-		setTreeDepth(depth_);
+		if (persistent_) setTreeDepth(depth_);
 	}
 
 	sortCB->blockSignals(true);
 	sortCB->setChecked(gui_view_.tocModels().isSorted(current_type_));
 	sortCB->blockSignals(false);
 
+	persistentCB->setChecked(persistent_);
+
 	bool controls_enabled = toc_model && toc_model->rowCount() > 0
 		&& !gui_view_.buffer()->isReadonly();
 	enableControls(controls_enabled);
 
 	depthSL->setMaximum(gui_view_.tocModels().depth(current_type_));
 	depthSL->setValue(depth_);
+	if (!persistent_) setTreeDepth(depth_);
 	if (canNavigate(current_type_))
 		select(gui_view_.tocModels().currentIndex(current_type_));
 	tocTV->setEnabled(true);
diff --git a/src/frontends/qt4/TocWidget.h b/src/frontends/qt4/TocWidget.h
index b80e4776d0..cfac929c94 100644
--- a/src/frontends/qt4/TocWidget.h
+++ b/src/frontends/qt4/TocWidget.h
@@ -49,6 +49,7 @@ protected Q_SLOTS:
 	void on_tocTV_clicked(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();
@@ -68,6 +69,8 @@ private:
 
 	/// depth of list shown
 	int depth_;
+	/// persistence of uncollapsed nodes in toc view
+	bool persistent_;
 	///
 	GuiView & gui_view_;
 };
diff --git a/src/frontends/qt4/ui/TocUi.ui b/src/frontends/qt4/ui/TocUi.ui
index 2fe2231eb3..16b6e0c5d5 100644
--- a/src/frontends/qt4/ui/TocUi.ui
+++ b/src/frontends/qt4/ui/TocUi.ui
@@ -8,15 +8,15 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>185</width>
-    <height>184</height>
+    <width>202</width>
+    <height>332</height>
    </rect>
   </property>
   <property name="windowTitle" >
    <string/>
   </property>
   <layout class="QGridLayout" name="gridLayout" >
-   <item row="0" column="0" colspan="4" >
+   <item row="0" column="0" colspan="2" >
     <widget class="QComboBox" name="typeCO" >
      <property name="sizePolicy" >
       <sizepolicy vsizetype="Fixed" hsizetype="Ignored" >
@@ -29,7 +29,7 @@
      </property>
     </widget>
    </item>
-   <item row="1" column="0" colspan="4" >
+   <item row="1" column="0" colspan="2" >
     <widget class="QTreeView" name="tocTV" >
      <property name="sizePolicy" >
       <sizepolicy vsizetype="Expanding" hsizetype="Ignored" >
@@ -39,7 +39,89 @@
      </property>
     </widget>
    </item>
-   <item row="3" column="0" colspan="4" >
+   <item row="2" column="0" >
+    <widget class="QSlider" name="depthSL" >
+     <property name="sizePolicy" >
+      <sizepolicy vsizetype="Fixed" hsizetype="Expanding" >
+       <horstretch>0</horstretch>
+       <verstretch>0</verstretch>
+      </sizepolicy>
+     </property>
+     <property name="toolTip" >
+      <string>Adjust the depth of the navigation tree</string>
+     </property>
+     <property name="maximum" >
+      <number>5</number>
+     </property>
+     <property name="pageStep" >
+      <number>1</number>
+     </property>
+     <property name="value" >
+      <number>2</number>
+     </property>
+     <property name="orientation" >
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="tickPosition" >
+      <enum>QSlider::TicksBothSides</enum>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="1" >
+    <layout class="QVBoxLayout" name="_2" >
+     <property name="spacing" >
+      <number>0</number>
+     </property>
+     <property name="sizeConstraint" >
+      <enum>QLayout::SetMinimumSize</enum>
+     </property>
+     <property name="leftMargin" >
+      <number>4</number>
+     </property>
+     <item>
+      <widget class="QCheckBox" name="sortCB" >
+       <property name="sizePolicy" >
+        <sizepolicy vsizetype="Fixed" hsizetype="Fixed" >
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize" >
+        <size>
+         <width>0</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="text" >
+        <string>Sort</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QCheckBox" name="persistentCB" >
+       <property name="sizePolicy" >
+        <sizepolicy vsizetype="Minimum" hsizetype="Fixed" >
+         <horstretch>0</horstretch>
+         <verstretch>0</verstretch>
+        </sizepolicy>
+       </property>
+       <property name="minimumSize" >
+        <size>
+         <width>0</width>
+         <height>21</height>
+        </size>
+       </property>
+       <property name="toolTip" >
+        <string>Try to keep persistent view of the uncollapsed nodes</string>
+       </property>
+       <property name="text" >
+        <string>Keep</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item row="3" column="0" colspan="2" >
     <layout class="QHBoxLayout" >
      <property name="spacing" >
       <number>6</number>
@@ -162,41 +244,6 @@
      </item>
     </layout>
    </item>
-   <item row="2" column="0" colspan="3" >
-    <widget class="QSlider" name="depthSL" >
-     <property name="sizePolicy" >
-      <sizepolicy vsizetype="Fixed" hsizetype="Ignored" >
-       <horstretch>0</horstretch>
-       <verstretch>0</verstretch>
-      </sizepolicy>
-     </property>
-     <property name="toolTip" >
-      <string>Adjust the depth of the navigation tree</string>
-     </property>
-     <property name="maximum" >
-      <number>5</number>
-     </property>
-     <property name="pageStep" >
-      <number>1</number>
-     </property>
-     <property name="value" >
-      <number>2</number>
-     </property>
-     <property name="orientation" >
-      <enum>Qt::Horizontal</enum>
-     </property>
-     <property name="tickPosition" >
-      <enum>QSlider::TicksBothSides</enum>
-     </property>
-    </widget>
-   </item>
-   <item row="2" column="3" >
-    <widget class="QCheckBox" name="sortCB" >
-     <property name="text" >
-      <string>Sort</string>
-     </property>
-    </widget>
-   </item>
   </layout>
  </widget>
  <tabstops>
-- 
2.39.2