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#include "history_tree.h"
#include "workbench/wb_history_tree.h"
HistoryTree::HistoryTree(wb::WBContextUI *wbui)
: _wbui(wbui)
{
set_policy(Gtk::POLICY_AUTOMATIC, Gtk::POLICY_AUTOMATIC);
add(_tree);
set_shadow_type(Gtk::SHADOW_IN);
_tree.set_headers_visible(false);
_tree.get_selection()->set_mode(Gtk::SELECTION_MULTIPLE);
show_all();
_model= Gtk::ListStore::create(record);
_tree.set_model(_model);
_tree.append_column("", record.text);
_tree.signal_row_activated().connect(sigc::mem_fun(this, &HistoryTree::activate_row));
_history = _wbui->get_history_tree();
scoped_connect(_history->tree_changed_signal(),boost::bind(&HistoryTree::refresh_tree, this, _1, _2));
}
HistoryTree::~HistoryTree()
{
_refresh_conn.disconnect();
}
void HistoryTree::refresh_tree(const bec::NodeId &parent, int ocount)
{
_refresh_conn.disconnect();
_refresh_conn = _wbui->get_wb()->get_grt_manager()->run_once_when_idle(boost::bind(&HistoryTree::refresh, this));
}
void HistoryTree::refresh()
{
int old_count = _model->children().size();
int new_count = _history->count();
if (old_count == new_count)
{
for (int i = std::max(new_count-3, 0); i < new_count; i++)
{
Gtk::TreePath path;
path.push_back(i);
Gtk::TreeRow row = *_model->get_iter(path);
std::string text;
_history->get_field(i, 0, text);
row[record.text] = text;
}
}
else
{
if (old_count > new_count)
{
for (int i = old_count-1; i >= new_count; --i)
{
Gtk::TreePath path;
path.push_back(i);
_model->erase(_model->get_iter(path));
}
}
else
{
for (int i = new_count-1; i >= old_count; --i)
{
Gtk::TreeRow row;
std::string text;
_history->get_field(i, 0, text);
row = *_model->append();
row[record.text] = text;
}
}
}
}
void HistoryTree::activate_row(const Gtk::TreeModel::Path &path, Gtk::TreeViewColumn *column)
{
_history->activate_node(path.back());
}
void HistoryTree::handle_menu(const std::string&, const std::vector<bec::NodeId>& nodes)
{
std::string text;
std::string line;
if (nodes.size() == 1)
{
const int size = _history->count_children(bec::NodeId());
for (int i = 0; i < size; ++i)
{
_history->get_field(bec::NodeId(i), wb::HistoryTreeBE::Description, line);
text += line;
text += '\n';
}
}
else
{
for (int i = 0; i < (int)nodes.size(); ++i)
{
_history->get_field(nodes[i], wb::HistoryTreeBE::Description, line);
text += line;
text += '\n';
}
}
Glib::RefPtr<Gtk::Clipboard> cb = Gtk::Clipboard::get();
cb->set_text(text);
cb->store();
}
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