X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=pv%2Fview%2Frowitemowner.cpp;h=a8bdadfa21079a7da1bb44e3a6d01711bc62f558;hb=448a72cf7f0225eace2335ec05b979c4e9a6b882;hp=8633525eb4cd9fb2976ea4f3a97a36df7f7163e8;hpb=6b71530299d18b4cdbf83ad88a17eb206758237a;p=pulseview.git

diff --git a/pv/view/rowitemowner.cpp b/pv/view/rowitemowner.cpp
index 8633525e..a8bdadfa 100644
--- a/pv/view/rowitemowner.cpp
+++ b/pv/view/rowitemowner.cpp
@@ -23,6 +23,10 @@
 #include "rowitem.h"
 #include "rowitemowner.h"
 
+using std::max;
+using std::make_pair;
+using std::min;
+using std::pair;
 using std::shared_ptr;
 using std::vector;
 
@@ -53,6 +57,8 @@ void RowItemOwner::add_child_item(std::shared_ptr<RowItem> item)
 	assert(!item->owner());
 	item->set_owner(this);
 	_items.push_back(item);
+
+	extents_changed(true, true);
 }
 
 void RowItemOwner::remove_child_item(std::shared_ptr<RowItem> item)
@@ -62,6 +68,8 @@ void RowItemOwner::remove_child_item(std::shared_ptr<RowItem> item)
 	auto iter = std::find(_items.begin(), _items.end(), item);
 	assert(iter != _items.end());
 	_items.erase(iter);
+
+	extents_changed(true, true);
 }
 
 RowItemOwner::iterator RowItemOwner::begin()
@@ -84,5 +92,28 @@ RowItemOwner::const_iterator RowItemOwner::end() const
 	return const_iterator(this);
 }
 
+pair<int, int> RowItemOwner::v_extents() const
+{
+	pair<int, int> extents(0, 0);
+	for (const shared_ptr<RowItem> r : child_items()) {
+		assert(r);
+		if (!r->enabled())
+			continue;
+
+		const int child_offset = r->layout_v_offset();
+		const pair<int, int> child_extents = r->v_extents();
+		extents.first = min(child_extents.first + child_offset,
+			extents.first);
+		extents.second = max(child_extents.second + child_offset,
+			extents.second);
+	}
+
+	return extents;
+}
+
+void RowItemOwner::restack_items()
+{
+}
+
 } // view
 } // pv