treeitem.cpp

#include "treeitem.h"

#include <QStringList>

TreeItem::TreeItem(const QVector <QVariant> &data, TreeItem *parent){
    parentItem = parent;
    itemData = data;
}

TreeItem::~TreeItem(){
    qDeleteAll(childItems);
}

TreeItem *TreeItem::child(int number){
    return childItems.value(number);
}

int TreeItem::childCount() const{
    return childItems.count();
}

int TreeItem::childNumber() const{
    if (parentItem)
        return parentItem->childItems.indexOf(const_cast <TreeItem*> (this));
    return 0;
}

int TreeItem::columnCount() const{
    return itemData.count();
}

QVariant TreeItem::data(int column) const{
    return itemData.value(column);
}

TreeItem *TreeItem::parent(){
    return parentItem;
}

bool TreeItem::insertChildren(int position, int count, int columns){
    if(position < 0 || position > childItems.size())
        return false;
    for(int row=0;row<count;++row) {
        QVector <QVariant> data(columns);
        TreeItem *item = new TreeItem(data, this);
        childItems.insert(position, item);
    }
    return true;
}

bool TreeItem::removeChildren(int position, int count){
    if (position < 0 || position + count > childItems.size())
        return false;
    for (int row = 0; row < count; ++row)
        delete childItems.takeAt(position);
    return true;
}

bool TreeItem::insertColumns(int position, int columns){
    if(position < 0 || position > itemData.size())
        return false;
    for(int column=0;column<columns;++column)
        itemData.insert(position, QVariant());
    foreach(TreeItem *child, childItems)
        child->insertColumns(position, columns);
    return true;
}

bool TreeItem::removeColumns(int position, int columns){
    if(position < 0 || position + columns > itemData.size())
        return false;
    for(int column=0;column<columns;++column)
        itemData.remove(position);
    foreach(TreeItem *child, childItems)
        child->removeColumns(position, columns);
    return true;
}

bool TreeItem::setData(int column, const QVariant &value){
    if(column < 0 || column >= itemData.size())
        return false;
    itemData[column] = value;
    return true;
}