From 22075861c2885f3cd7b3dd96a091acb0b0d85db8 Mon Sep 17 00:00:00 2001
From: Eike Ziller <eike.ziller@digia.com>
Date: Thu, 12 Jun 2014 18:28:08 +0200
Subject: [PATCH] Add search functionality to type hierarchy pane

Change-Id: I76262610cdd3781b5d665e7de501cc8a7ba4012b
Reviewed-by: Nikolai Kosjar <nikolai.kosjar@digia.com>
---
 src/plugins/cppeditor/cpptypehierarchy.cpp | 25 ++++++++++++----------
 src/plugins/cppeditor/cpptypehierarchy.h   |  9 +++++---
 2 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/src/plugins/cppeditor/cpptypehierarchy.cpp b/src/plugins/cppeditor/cpptypehierarchy.cpp
index 74271141062..30c4878c55a 100644
--- a/src/plugins/cppeditor/cpptypehierarchy.cpp
+++ b/src/plugins/cppeditor/cpptypehierarchy.cpp
@@ -34,14 +34,16 @@
 #include "cppelementevaluator.h"
 #include "cppeditorplugin.h"
 
+#include <coreplugin/find/treeviewfind.h>
 #include <utils/navigationtreeview.h>
 #include <utils/annotateditemdelegate.h>
 
+#include <QLabel>
 #include <QLatin1String>
 #include <QModelIndex>
-#include <QVBoxLayout>
+#include <QStackedLayout>
 #include <QStandardItemModel>
-#include <QLabel>
+#include <QVBoxLayout>
 
 using namespace CppEditor;
 using namespace Internal;
@@ -146,14 +148,19 @@ CppTypeHierarchyWidget::CppTypeHierarchyWidget() :
     m_noTypeHierarchyAvailableLabel->setAutoFillBackground(true);
     m_noTypeHierarchyAvailableLabel->setBackgroundRole(QPalette::Base);
 
+    m_hierarchyWidget = new QWidget(this);
     QVBoxLayout *layout = new QVBoxLayout;
     layout->setMargin(0);
     layout->setSpacing(0);
     layout->addWidget(m_inspectedClass);
-    layout->addWidget(m_treeView);
-    layout->addWidget(m_noTypeHierarchyAvailableLabel);
+    layout->addWidget(Core::TreeViewFind::createSearchableWrapper(m_treeView));
+    m_hierarchyWidget->setLayout(layout);
 
-    setLayout(layout);
+    m_stackLayout = new QStackedLayout;
+    m_stackLayout->addWidget(m_hierarchyWidget);
+    m_stackLayout->addWidget(m_noTypeHierarchyAvailableLabel);
+    m_stackLayout->setCurrentWidget(m_noTypeHierarchyAvailableLabel);
+    setLayout(m_stackLayout);
 
     connect(CppEditorPlugin::instance(), SIGNAL(typeHierarchyRequested()), SLOT(perform()));
 }
@@ -211,16 +218,12 @@ void CppTypeHierarchyWidget::buildHierarchy(const CppClass &cppClass, QStandardI
 
 void CppTypeHierarchyWidget::showNoTypeHierarchyLabel()
 {
-    m_inspectedClass->hide();
-    m_treeView->hide();
-    m_noTypeHierarchyAvailableLabel->show();
+    m_stackLayout->setCurrentWidget(m_noTypeHierarchyAvailableLabel);
 }
 
 void CppTypeHierarchyWidget::showTypeHierarchy()
 {
-    m_inspectedClass->show();
-    m_treeView->show();
-    m_noTypeHierarchyAvailableLabel->hide();
+    m_stackLayout->setCurrentWidget(m_hierarchyWidget);
 }
 
 void CppTypeHierarchyWidget::clearTypeHierarchy()
diff --git a/src/plugins/cppeditor/cpptypehierarchy.h b/src/plugins/cppeditor/cpptypehierarchy.h
index 456575c336c..aaefdc543ed 100644
--- a/src/plugins/cppeditor/cpptypehierarchy.h
+++ b/src/plugins/cppeditor/cpptypehierarchy.h
@@ -37,10 +37,11 @@
 #include <QStackedWidget>
 
 QT_BEGIN_NAMESPACE
-class QStandardItemModel;
-class QStandardItem;
-class QModelIndex;
 class QLabel;
+class QModelIndex;
+class QStackedLayout;
+class QStandardItem;
+class QStandardItemModel;
 template <class> class QVector;
 template <class> class QList;
 QT_END_NAMESPACE
@@ -82,6 +83,8 @@ private:
 
     CPPEditorWidget *m_cppEditor;
     Utils::NavigationTreeView *m_treeView;
+    QWidget *m_hierarchyWidget;
+    QStackedLayout *m_stackLayout;
     QStandardItemModel *m_model;
     Utils::AnnotatedItemDelegate *m_delegate;
     CppClassLabel *m_inspectedClass;