X-Git-Url: https://git.llucax.com/z.facultad/75.52/treemulator.git/blobdiff_plain/e994ad95d6fcb7372527146482ce55cea669b6c9..f4eaa9c2418b7084cb973100495fb8290e1c4075:/viewer/view_btree.cpp diff --git a/viewer/view_btree.cpp b/viewer/view_btree.cpp index 1180c93..6a1fd16 100644 --- a/viewer/view_btree.cpp +++ b/viewer/view_btree.cpp @@ -5,57 +5,47 @@ double ViewBTree::byte_to_pixels = 0; double ViewBTree::node_width = 0; +double ViewBTree::node_height = 0; -ViewBTree::ViewBTree (Canvas::Group *parent, std::string filename, uint block_size):Canvas::Group (*parent, 0, 0), - BTree (filename, block_size) +ViewBTree::ViewBTree (Canvas::Group *parent, std::string filename, uint block_size, int tree_type, int type):Canvas::Group (*parent, 0, 0), + BTree (filename, block_size, tree_type, type) { /* Cada bytes lo hago de 5 units de ancho */ - node_width = 3 * block_size; // 64 == blocksize - byte_to_pixels = node_width/block_size; // TODO : 64 == BlockSize + node_width = 4 * block_size; + node_height = 50; + byte_to_pixels = node_width/block_size; last_selected = NULL; } -void ViewBTree::AddNode (uint num) +void ViewBTree::AddNode (uint num, uint padre) { - if (node_placed[num]) { - std::cout << "WARNING : Tratando de agregar de nuevo el nodo " << num << std::endl; - return; - } - - node_placed[num] = true; - /* Muestro la raiz */ - double y = 0; uchar *node = ReadBlock (num); BTreeNodeHeader node_h; ReadNodoHeader (node, &node_h); - if (num == 0) { - max_level = node_h.level; - } else { - y = (max_level - node_h.level)*(NODE_HEIGHT+10); - } - std::list keys = ReadKeys (node, node_h); - ViewNode *vnode = new ViewNode (this, num, node_h, keys); - vnode->property_y () = y; - vnode->property_x () = pos_x[node_h.level]; - pos_x[node_h.level] += ViewBTree::node_width+10; + ViewNode *vnode = new ViewNode (this, num, padre, node_h, keys); + vnode->property_y () = 10; + vnode->property_x () = 10; + vnode->signal_selected().connect ( sigc::mem_fun (*this, &ViewBTree::on_item_selected) ); + vnode->signal_activated().connect ( sigc::mem_fun (*this, &ViewBTree::on_item_activated) ); + + last_selected = vnode; +} + +void ViewBTree::on_item_activated (BTreeData *data, uint num, ViewNode *vnode) +{ + last_selected = NULL; + + uint next = data->GetChild (); + delete vnode; - std::list childs = vnode->getChilds (); - std::list::iterator hit = childs.begin (); - while (hit != childs.end ()) { - if ((*hit) == 0) { - std::cout << "WARNING : Referencia a 0 encontrada!!" << std::endl; - hit = childs.end (); - continue; - } - AddNode (*hit); - hit++; - } + std::cout << next << std::endl; + AddNode (next, num); } void ViewBTree::on_item_selected (BTreeData *data, uint num, ViewNode *vnode) @@ -71,7 +61,7 @@ void ViewBTree::on_item_selected (BTreeData *data, uint num, ViewNode *vnode) if (vnode != last_selected) last_selected->SetSelected (false); last_selected = vnode; - vnode->SetSelected (true); + m_signal_selected (data, node_h); } @@ -80,3 +70,14 @@ ViewBTree::type_signal_selected ViewBTree::signal_selected () return m_signal_selected; } +void ViewBTree::Clear () +{ + if (last_selected) + delete last_selected; +} + +void ViewBTree::HighliteKey (Clave &k) +{ + last_selected->HighliteKey (k); +} +