diff --git a/common/CMakeLists.txt b/common/CMakeLists.txt
index ad1cd5dee4..e119d4b7e9 100644
--- a/common/CMakeLists.txt
+++ b/common/CMakeLists.txt
@@ -284,6 +284,7 @@ set( COMMON_SRCS
wildcards_and_files_ext.cpp
worksheet.cpp
wxwineda.cpp
+ wxdataviewctrl_helpers.cpp
wx_unit_binder.cpp
wx_status_popup.cpp
xnode.cpp
diff --git a/common/wxdataviewctrl_helpers.cpp b/common/wxdataviewctrl_helpers.cpp
new file mode 100644
index 0000000000..5e1ed258cf
--- /dev/null
+++ b/common/wxdataviewctrl_helpers.cpp
@@ -0,0 +1,119 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2017 KiCad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <wx/dataview.h>
+#include <wxdataviewctrl_helpers.h>
+
+wxDataViewItem GetPrevItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
+{
+ auto prevItem = GetPrevSibling( aView, aItem );
+
+ if( !prevItem.IsOk() )
+ {
+ prevItem = aView.GetModel()->GetParent( aItem );
+ }
+ else if( aView.IsExpanded( prevItem ) )
+ {
+ wxDataViewItemArray children;
+ aView.GetModel()->GetChildren( prevItem, children );
+ prevItem = children[children.size() - 1];
+ }
+
+ return prevItem;
+}
+
+
+wxDataViewItem GetNextItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
+{
+ wxDataViewItem nextItem;
+
+ if( !aItem.IsOk() )
+ {
+ // No selection. Select the first.
+ wxDataViewItemArray children;
+ aView.GetModel()->GetChildren( aItem, children );
+ return children[0];
+ }
+
+ if( aView.IsExpanded( aItem ) )
+ {
+ wxDataViewItemArray children;
+ aView.GetModel()->GetChildren( aItem, children );
+ nextItem = children[0];
+ }
+ else
+ {
+ // Walk up levels until we find one that has a next sibling.
+ for( wxDataViewItem walk = aItem; walk.IsOk(); walk = aView.GetModel()->GetParent( walk ) )
+ {
+ nextItem = GetNextSibling( aView, walk );
+
+ if( nextItem.IsOk() )
+ break;
+ }
+ }
+
+ return nextItem;
+}
+
+
+wxDataViewItem GetPrevSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
+{
+ wxDataViewItemArray siblings;
+ wxDataViewItem invalid;
+ wxDataViewItem parent = aView.GetModel()->GetParent( aItem );
+
+ aView.GetModel()->GetChildren( parent, siblings );
+
+ for( size_t i = 0; i < siblings.size(); ++i )
+ {
+ if( siblings[i] == aItem )
+ {
+ if( i == 0 )
+ return invalid;
+ else
+ return siblings[i - 1];
+ }
+ }
+
+ return invalid;
+}
+
+
+wxDataViewItem GetNextSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem )
+{
+ wxDataViewItemArray siblings;
+ wxDataViewItem invalid;
+ wxDataViewItem parent = aView.GetModel()->GetParent( aItem );
+
+ aView.GetModel()->GetChildren( parent, siblings );
+
+ for( size_t i = 0; i < siblings.size(); ++i )
+ {
+ if( siblings[i] == aItem )
+ {
+ if( i == siblings.size() - 1 )
+ return invalid;
+ else
+ return siblings[i + 1];
+ }
+ }
+
+ return invalid;
+}
diff --git a/eeschema/dialogs/dialog_choose_component.cpp b/eeschema/dialogs/dialog_choose_component.cpp
index 7940a2cbd9..b219d249b7 100644
--- a/eeschema/dialogs/dialog_choose_component.cpp
+++ b/eeschema/dialogs/dialog_choose_component.cpp
@@ -50,12 +50,8 @@
#include <template_fieldnames.h>
#include <widgets/footprint_preview_widget.h>
#include <widgets/footprint_select_widget.h>
+#include <wxdataviewctrl_helpers.h>
-// Tree navigation helpers.
-static wxDataViewItem GetPrevItem( const wxDataViewCtrl& ctrl, const wxDataViewItem& item );
-static wxDataViewItem GetNextItem( const wxDataViewCtrl& ctrl, const wxDataViewItem& item );
-static wxDataViewItem GetPrevSibling( const wxDataViewCtrl& ctrl, const wxDataViewItem& item );
-static wxDataViewItem GetNextSibling( const wxDataViewCtrl& ctrl, const wxDataViewItem& item );
FOOTPRINT_ASYNC_LOADER DIALOG_CHOOSE_COMPONENT::m_fp_loader;
std::unique_ptr<FOOTPRINT_LIST> DIALOG_CHOOSE_COMPONENT::m_fp_list;
@@ -526,102 +522,3 @@ void DIALOG_CHOOSE_COMPONENT::HandleItemSelection()
m_tree_ctrl->Expand( sel );
}
}
-
-
-static wxDataViewItem GetPrevItem( const wxDataViewCtrl& tree, const wxDataViewItem& item )
-{
- auto prevItem = GetPrevSibling( tree, item );
-
- if( !prevItem.IsOk() )
- {
- prevItem = tree.GetModel()->GetParent( item );
- }
- else if( tree.IsExpanded( prevItem ) )
- {
- wxDataViewItemArray children;
- tree.GetModel()->GetChildren( prevItem, children );
- prevItem = children[children.size() - 1];
- }
-
- return prevItem;
-}
-
-
-static wxDataViewItem GetNextItem( const wxDataViewCtrl& tree, const wxDataViewItem& item )
-{
- wxDataViewItem nextItem;
-
- if( !item.IsOk() )
- {
- // No selection. Select the first.
- wxDataViewItemArray children;
- tree.GetModel()->GetChildren( item, children );
- return children[0];
- }
-
- if( tree.IsExpanded( item ) )
- {
- wxDataViewItemArray children;
- tree.GetModel()->GetChildren( item, children );
- nextItem = children[0];
- }
- else
- {
- // Walk up levels until we find one that has a next sibling.
- for( wxDataViewItem walk = item; walk.IsOk(); walk = tree.GetModel()->GetParent( walk ) )
- {
- nextItem = GetNextSibling( tree, walk );
-
- if( nextItem.IsOk() )
- break;
- }
- }
-
- return nextItem;
-}
-
-
-static wxDataViewItem GetPrevSibling( const wxDataViewCtrl& tree, const wxDataViewItem& item )
-{
- wxDataViewItemArray siblings;
- wxDataViewItem invalid;
- wxDataViewItem parent = tree.GetModel()->GetParent( item );
-
- tree.GetModel()->GetChildren( parent, siblings );
-
- for( size_t i = 0; i < siblings.size(); ++i )
- {
- if( siblings[i] == item )
- {
- if( i == 0 )
- return invalid;
- else
- return siblings[i - 1];
- }
- }
-
- return invalid;
-}
-
-
-static wxDataViewItem GetNextSibling( const wxDataViewCtrl& tree, const wxDataViewItem& item )
-{
- wxDataViewItemArray siblings;
- wxDataViewItem invalid;
- wxDataViewItem parent = tree.GetModel()->GetParent( item );
-
- tree.GetModel()->GetChildren( parent, siblings );
-
- for( size_t i = 0; i < siblings.size(); ++i )
- {
- if( siblings[i] == item )
- {
- if( i == siblings.size() - 1 )
- return invalid;
- else
- return siblings[i + 1];
- }
- }
-
- return invalid;
-}
diff --git a/include/wxdataviewctrl_helpers.h b/include/wxdataviewctrl_helpers.h
new file mode 100644
index 0000000000..ce7fc3dabf
--- /dev/null
+++ b/include/wxdataviewctrl_helpers.h
@@ -0,0 +1,67 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2017 KiCad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software: you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/**
+ * @file
+ * wxDataViewCtrl helper functions. These are functions that should be methods
+ * of wxDataViewCtrl, but aren't.
+ */
+
+#ifndef WXDATAVIEWCTRL_HELPERS_H
+#define WXDATAVIEWCTRL_HELPERS_H
+
+#include <wx/dataview.h>
+
+/**
+ * Get the previous item in list order.
+ *
+ * @param aView - a wxDataViewCtrl with valid model
+ * @param aItem - a valid item in the model
+ * @return the item before aItem, or an invalid item if aItem is at the top.
+ */
+wxDataViewItem GetPrevItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
+
+/**
+ * Get the next item in list order.
+ *
+ * @param aView - a wxDataViewCtrl with valid model
+ * @param aItem - a valid item in the model
+ * @return the item after aItem, or an invalid item if aItem is at the bottom.
+ */
+wxDataViewItem GetNextItem( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
+
+/**
+ * Get the previous sibling of an item.
+ *
+ * @param aView - awxDataViewCtrl with valid model
+ * @param aItem - a valid item in the model
+ * @return the sibling before aItem, or an invalid item if aItem has no siblings before it.
+ */
+wxDataViewItem GetPrevSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
+
+/**
+ * Get the next sibling of an item.
+ *
+ * @param aView - awxDataViewCtrl with valid model
+ * @param aItem - a valid item in the model
+ * @return the sibling after aItem, or an invalid item if aItem has no siblings after it.
+ */
+wxDataViewItem GetNextSibling( wxDataViewCtrl const& aView, wxDataViewItem const& aItem );
+
+#endif // WXDATAVIEWCTRL_HELPERS_H