tdf#132366 Writer enhancement that highlights search results

This enhancement selects outline headings in the Writer Navigator
content tree according to 'Find All' search results. It does this when
the content navigation view is set to show headings content only.

Change-Id: I77dabcdd38c8877b7f8a177689da094638d5fe00
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/92886
Tested-by: Jenkins
Reviewed-by: Jim Raykowski <raykowj@gmail.com>

1 files changed, 68 insertions, 0 deletions

diff --git a/sw/source/uibase/utlui/content.cxx b/sw/source/uibase/utlui/content.cxx
index 36cf1449881c..97dc04351d26 100644
--- a/sw/source/uibase/utlui/content.cxx
+++ b/sw/source/uibase/utlui/content.cxx
@@ -2700,6 +2700,20 @@ void SwContentTree::Notify(SfxBroadcaster & rBC, SfxHint const& rHint)
     }
     switch (rHint.GetId())
     {
+        case SfxHintId::SwNavigatorSelectOutlinesWithSelections:
+        {
+            if (m_nRootType == ContentTypeId::OUTLINE)
+            {
+                SelectOutlinesWithSelection();
+                // make first selected entry visible
+                std::unique_ptr<weld::TreeIter> xEntry(m_xTreeView->make_iterator());
+                if (xEntry && m_xTreeView->get_selected(xEntry.get()))
+                    m_xTreeView->scroll_to_row(*xEntry);
+            }
+            else if (m_nRootType == ContentTypeId::UNKNOWN)
+                m_xTreeView->unselect_all();
+            break;
+        }
         case SfxHintId::DocChanged:
             if (!m_bIgnoreViewChange)
             {
@@ -3160,6 +3174,60 @@ IMPL_LINK_NOARG(SwContentTree, TimerUpdate, Timer *, void)
     }
 }
 
+void SwContentTree::SelectOutlinesWithSelection()
+{
+    SwCursor* pFirstCursor = m_pActiveShell->GetSwCursor();
+    SwCursor* pCursor = pFirstCursor;
+    std::vector<SwOutlineNodes::size_type> aOutlinePositions;
+    do
+    {
+        if (pCursor)
+        {
+            if (pCursor->HasMark())
+            {
+                aOutlinePositions.push_back(m_pActiveShell->GetOutlinePos(UCHAR_MAX, pCursor));
+            }
+            pCursor = pCursor->GetNext();
+        }
+    } while (pCursor && pCursor != pFirstCursor);
+
+    if (!aOutlinePositions.empty())
+    {
+        // remove duplicates before selecting
+        aOutlinePositions.erase(std::unique(aOutlinePositions.begin(), aOutlinePositions.end()),
+                                aOutlinePositions.end());
+
+        m_xTreeView->unselect_all();
+
+        for (auto nOutlinePosition : aOutlinePositions)
+        {
+            m_xTreeView->all_foreach([this, nOutlinePosition](const weld::TreeIter& rEntry){
+                if (lcl_IsContent(rEntry, *m_xTreeView) &&
+                        reinterpret_cast<SwContent*>(
+                        m_xTreeView->get_id(rEntry).toInt64())->GetParent()->GetType() ==
+                        ContentTypeId::OUTLINE)
+                {
+                    if (reinterpret_cast<SwOutlineContent*>(
+                            m_xTreeView->get_id(rEntry).toInt64())->GetOutlinePos() ==
+                            nOutlinePosition)
+                    {
+                        std::unique_ptr<weld::TreeIter> xParent =
+                                m_xTreeView->make_iterator(&rEntry);
+                        if (m_xTreeView->iter_parent(*xParent) &&
+                                !m_xTreeView->get_row_expanded(*xParent))
+                            m_xTreeView->expand_row(*xParent);
+                        m_xTreeView->select(rEntry);
+                        return true;
+                    }
+                }
+                return false;
+            });
+        }
+
+        Select();
+    }
+}
+
 void SwContentTree::MoveOutline(SwOutlineNodes::size_type nTargetPos)
 {
     SwWrtShell *const pShell = GetWrtShell();