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author | Benjamin Paassen <bpaassen@techfak.uni-bielefeld.de> | 2014-11-21 10:51:11 +0100 |
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committer | Benjamin Paassen <bpaassen@techfak.uni-bielefeld.de> | 2014-11-21 10:51:11 +0100 |
commit | ca2040ba16459f5b3dfe8a86a14680eecea7ef7d (patch) | |
tree | 516b475ba0c32002235fbfbc9bc951945e142523 /src/core/dom/Node.cpp | |
parent | 4dedb85d2408c90dea1d3c36d8f3a985a4b26024 (diff) |
According to my lords holy command I enacted his graces order of moving all peasants and lordlings, big and small, young and old, to our common land and inner sanctuary to be safe from outer threats by those usurpers.
Diffstat (limited to 'src/core/dom/Node.cpp')
-rw-r--r-- | src/core/dom/Node.cpp | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/src/core/dom/Node.cpp b/src/core/dom/Node.cpp deleted file mode 100644 index c9651fb..0000000 --- a/src/core/dom/Node.cpp +++ /dev/null @@ -1,145 +0,0 @@ -/* - Ousía - Copyright (C) 2014, 2015 Benjamin Paaßen, Andreas Stöckel - - 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 "Node.hpp" - -namespace ousia { -namespace dom { - -/* Class Node */ - -void Node::setName(std::string name) -{ - // Call the name change event - NameChangeEvent ev{this->name, name}; - triggerEvent(ev); - - // Set the new name - this->name = std::move(name); -} - -void Node::path(std::vector<std::string> &p) const -{ - if (!isRoot()) { - parent->path(p); - } - p.push_back(name); -} - -std::vector<std::string> Node::path() const -{ - std::vector<std::string> res; - path(res); - return res; -} - -void Node::doResolve(std::vector<Rooted<Node>> &res, - const std::vector<std::string> &path, Filter filter, - void *filterData, unsigned idx, VisitorSet &visited) -{ - // Do nothing in the default implementation -} - -int Node::resolve(std::vector<Rooted<Node>> &res, - const std::vector<std::string> &path, Filter filter, - void *filterData, unsigned idx, VisitorSet &visited, - const std::string *alias) -{ - // Abort if this node was already visited for this path index - std::pair<const Node *, int> recKey = std::make_pair(this, idx); - if (visited.find(recKey) != visited.end()) { - return res.size(); - } - visited.insert(recKey); - - // Check whether the we can continue the path - if (path[idx] == name || (alias && *alias == name)) { - // If we have reached the end of the path and the node is successfully - // tested by the filter function, add it to the result. Otherwise - // continue searching along the path - if (idx + 1 == path.size()) { - if (!filter || filter(this, filterData)) { - res.push_back(this); - } - } else { - doResolve(res, path, filter, filterData, idx + 1, visited); - } - } - - // Restart the search from here in order to find all possible nodes that can - // be matched to the given path - doResolve(res, path, filter, filterData, 0, visited); - - return res.size(); -} - -std::vector<Rooted<Node>> Node::resolve(const std::vector<std::string> &path, - Filter filter = nullptr, - void *filterData = nullptr) -{ - std::vector<Rooted<Node>> res; - VisitorSet visited; - resolve(res, path, filter, filterData, 0, visited, nullptr); - return res; -} - -int Node::registerEventHandler(EventType type, EventHandler handler, - Handle<Managed> owner, - bool includeChildren) -{ - const int id = handlerIdCounter++; - handlers.insert(std::make_pair( - type, - EventHandlerDescriptor{id, handler, owner, this, includeChildren})); - return id; -} - -bool Node::unregisterEventHandler(int id) { - for (auto it = handlers.begin(); it != handlers.end(); it++) { - if (it->second.id == id) { - handlers.erase(it); - return true; - } - } - return false; -} - -bool Node::triggerEvent(Event &event, bool fromChild) { - bool res = false; - // Iterate over all event handlers - const auto range = handlers.equal_range(event.type); - for (auto it = range.first; it != range.second; it++) { - // Fetch a reference to the descriptor, check whether it should be - // called for bubbled events - EventHandlerDescriptor descr = it->second; - if (!fromChild || descr.includeChildren) { - descr.handler(event, descr.owner); - res = true; - } - } - - // If possible, let the event bubble up to the parent node - if (event.canBubble() && !parent.isNull()) { - res = parent->triggerEvent(event, true) | res; - } - return res; -} - -} -} - |