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/***
Olive - Non-Linear Video Editor
Copyright (C) 2019 Olive Team
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 "item.h"
OLIVE_NAMESPACE_ENTER
Item::Item() :
parent_(nullptr),
project_(nullptr)
{
}
Item::~Item()
{
}
void Item::add_child(ItemPtr c)
{
if (c->parent_ == this) {
return;
}
if (c->parent_ != nullptr) {
c->parent_->remove_child(c.get());
}
children_.append(c);
c->parent_ = this;
}
void Item::remove_child(Item *c)
{
if (c->parent_ != this) {
return;
}
// Remove all instances of this child in the list
for (int i=0;i<children_.size();i++) {
if (children_.at(i).get() == c) {
children_.removeAt(i);
i--;
}
}
c->parent_ = nullptr;
}
int Item::child_count() const
{
return children_.size();
}
Item *Item::child(int i) const
{
return children_.at(i).get();
}
const QList<ItemPtr> &Item::children() const
{
return children_;
}
ItemPtr Item::get_shared_ptr() const
{
QList<ItemPtr> siblings = parent()->children();
foreach (ItemPtr s, siblings) {
if (s.get() == this) {
return s;
}
}
return nullptr;
}
const QString &Item::name() const
{
return name_;
}
void Item::set_name(const QString &n)
{
name_ = n;
NameChangedEvent(n);
}
const QString &Item::tooltip() const
{
return tooltip_;
}
void Item::set_tooltip(const QString &t)
{
tooltip_ = t;
}
QString Item::duration()
{
return QString();
}
QString Item::rate()
{
return QString();
}
Item *Item::parent() const
{
return parent_;
}
const Item *Item::root() const
{
const Item* item = this;
while (item->parent()) {
item = item->parent();
}
return item;
}
Project *Item::project() const
{
const Item* root_item = root();
return root_item->project_;
}
void Item::set_project(Project *project)
{
project_ = project;
}
QList<ItemPtr> Item::get_children_of_type(Type type, bool recursive) const
{
QList<ItemPtr> list;
foreach (ItemPtr item, children_) {
if (item->type() == type) {
list.append(item);
}
if (recursive && item->CanHaveChildren()) {
list.append(item->get_children_of_type(type, recursive));
}
}
return list;
}
bool Item::CanHaveChildren() const
{
return false;
}
bool Item::ChildExistsWithName(const QString &name)
{
return ChildExistsWithNameInternal(name, this);
}
void Item::NameChangedEvent(const QString &)
{
}
bool Item::ChildExistsWithNameInternal(const QString &name, Item *folder)
{
// Loop through all children
for (int i=0;i<folder->child_count();i++) {
Item* child = folder->child(i);
// If this child has the same name, return true
if (child->name() == name) {
return true;
} else if (child->CanHaveChildren()) {
// If the child has children, run function recursively on this item
if (ChildExistsWithNameInternal(name, child)) {
// If it returns true, we've found a child so we can return now
return true;
}
}
}
return false;
}
OLIVE_NAMESPACE_EXIT
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