142 lines
3.7 KiB
Vala
142 lines
3.7 KiB
Vala
/*^* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* @software : pluie-yaml <https://git.pluie.org/pluie/lib-yaml>
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* @version : 0.54
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* @type : library
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* @date : 2018
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* @license : GPLv3.0 <http://www.gnu.org/licenses/>
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* @author : a-Sansara <[dev]at[pluie]dot[org]>
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* @copyright : pluie.org <http://www.pluie.org>
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
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*
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* This file is part of pluie-yaml.
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*
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* pluie-yaml is free software (free as in speech) : you can redistribute it
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* and/or modify it under the terms of the GNU General Public License as
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* published by the Free Software Foundation, either version 3 of the License,
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* or (at your option) any later version.
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*
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* pluie-yaml is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with pluie-yaml. If not, see <http://www.gnu.org/licenses/>.
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*
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* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *^*/
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using GLib;
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using Pluie;
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using Gee;
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/**
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* abstract class representing a child node
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*/
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public abstract class Pluie.Yaml.AbstractChild : Yaml.AbstractNode
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{
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/**
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* current representation level
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*/
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public int level { get; internal set; default = 0; }
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/**
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* parent node
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*/
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public Yaml.Node? parent { get; internal set; default = null; }
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/**
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* anchor
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*/
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public string? anchor { get; internal set; default = null; }
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/**
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*
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*/
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public Yaml.Tag? tag { get; internal set; default = null; }
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/**
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* default Yaml.Node constructor
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* @param parent the parent node
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* @param type the NODE_TYPE of Yaml.Node to create
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*/
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public AbstractChild (Yaml.Node ? parent = null, Yaml.NODE_TYPE type = Yaml.NODE_TYPE.UNDEFINED, string? name = null)
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{
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base (type, name);
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this.parent = parent;
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if (this.has_parent ()) {
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this.parent.add(this);
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}
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}
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/**
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* check if has parent
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*/
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public bool has_parent ()
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{
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return this.parent != null;
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}
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/**
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* check if first chikd
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*/
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public bool is_first ()
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{
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return !this.has_parent () ? false : this.same_node (this.parent.first ());
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}
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/**
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* check if last chikd
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*/
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public bool is_last ()
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{
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return !this.has_parent () ? false : this.same_node (this.parent.last ());
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}
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/**
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* get nextt sibling node
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*/
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public Yaml.Node? next_sibling ()
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{
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return !this.has_parent () ? null : this.parent.child_next_sibling (this as Yaml.Node);
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}
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/**
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* get previous sibling node
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*/
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public Yaml.Node? previous_sibling ()
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{
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return !this.has_parent () ? null : this.parent.child_previous_sibling (this as Yaml.Node);
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}
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/**
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* stuff on changing parent node
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* @param levelUpdate flag indicating if update level is needed
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*/
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protected virtual bool on_change_parent (bool levelUpdate = true)
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{
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bool done = true;
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if (this.parent != null && !this.parent.empty ()) {
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done = this.parent.remove_child (this as Yaml.Node, levelUpdate);
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}
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return done;
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}
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/**
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* coutn childs. return 0
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*/
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public virtual int count ()
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{
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return 0;
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}
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/**
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*
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*/
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protected virtual void set_anchor_id (string id)
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{
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this.anchor = id;
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}
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}
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