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#include "catalog_tree.h"
#include "treemodel_wrapper.h"
#include "gtk_helpers.h"
#include "base/string_utilities.h"
#include "grtdb/db_object_helpers.h"
#include "model/wb_component_physical.h"
CatalogTree::CatalogTree(wb::WBContextUI *wbui)
: _wbui(wbui)
{
set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
_tree.get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
add(_tree);
set_shadow_type(Gtk::SHADOW_IN);
_tree.set_headers_visible(false);
fix_broken_gtk_selection_handling(&_tree);
std::vector<Gtk::TargetEntry> drag_types;
drag_types.push_back(Gtk::TargetEntry(WB_DBOBJECT_DRAG_TYPE, Gtk::TARGET_SAME_APP));
_tree.enable_model_drag_source(drag_types, Gdk::MODIFIER_MASK, Gdk::ACTION_COPY);
//_tree.enable_drag_source_set(drag_types);
_tree.signal_drag_begin().connect(sigc::mem_fun(this, &CatalogTree::drag_begin));
_tree.signal_drag_data_get().connect(sigc::mem_fun(this, &CatalogTree::drag_data_get));
show_all();
}
void CatalogTree::refresh()
{
Gtk::TreePath first_row, last_row;
std::list<Gtk::TreePath> selected;
freeze_notify();
_tree.freeze_notify();
if (!_model)
{
_model= TreeModelWrapper::create(_wbui->get_catalog_tree(), &_tree, "CatalogTree", bec::NodeId(0));
_model->model().append_string_column(bec::ValueTreeBE::Name, _("Name"), RO, WITH_ICON);
_tree.set_model(_model);
_model->set_expanded_rows_storage(&_expanded_rows);
_model->set_fe_menu_handler(sigc::mem_fun(this, &CatalogTree::handle_menu));
scoped_connect(_wbui->get_catalog_tree()->tree_changed_signal(),sigc::mem_fun(this, &CatalogTree::tree_changed));
}
else
{
_tree.get_visible_range(first_row, last_row);
selected = _tree.get_selection()->get_selected_rows();
bec::ListModel* m = _model->get_be_model();
_model->set_be_model(0);
_tree.unset_model();
_tree.set_model(_model);
_model->set_be_model(m);
_tree.unset_model();
_model->refresh();
//_wbui->get_catalog_tree()->refresh();
_tree.set_model(_model);
}
reexpand_nodes();
if (!first_row.empty())
_tree.scroll_to_row(first_row);
for (std::list<Gtk::TreePath>::const_iterator path = selected.begin(); path != selected.end(); ++path)
_tree.get_selection()->select(*path);
_tree.thaw_notify();
thaw_notify();
}
void CatalogTree::tree_changed(const bec::NodeId &node, int old_count)
{
refresh();
}
void CatalogTree::reexpand_nodes()
{
expand_tree_nodes_as_in_be(_model, &_tree);
}
void CatalogTree::drag_begin(const Glib::RefPtr<Gdk::DragContext> &context)
{
}
void CatalogTree::drag_data_get(const Glib::RefPtr<Gdk::DragContext> &context,
Gtk::SelectionData &selection, guint , guint)
{
std::string data;
std::list<db_DatabaseObjectRef> objects;
std::list<Gtk::TreePath> rows(_tree.get_selection()->get_selected_rows());
if (rows.size() > 0)
{
for (std::list<Gtk::TreePath>::const_iterator iter= rows.begin(); iter != rows.end(); ++iter)
{
bec::NodeId node(_model->node_for_iter(_model->get_iter(*iter)));
grt::ValueRef value(_wbui->get_catalog_tree()->get_node_value(node));
if (value.is_valid() && db_DatabaseObjectRef::can_wrap(value))
objects.push_back(db_DatabaseObjectRef::cast_from(value));
}
if (!objects.empty())
{
std::string data= bec::CatalogHelper::dbobject_list_to_dragdata(objects);
selection.set(selection.get_target(), data);
}
}
}
void CatalogTree::handle_menu(const std::string& name, const std::vector<bec::NodeId>& nodes)
{
if (name == "refreshCatalog")
refresh();
else if (name == "renameItem")
{
Gtk::TreeModel::Path path;
Gtk::TreeViewColumn *col(0);
_tree.get_cursor(path, col);
if (!path.empty() && col)
_tree.set_cursor(path, *col, true);
}
}
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