114 lines
2.2 KiB
C++
114 lines
2.2 KiB
C++
#include "CEventDeviceTreeItem.h"
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const int TypeRole = Qt::UserRole + 1;
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CEventDeviceTreeItem::CEventDeviceTreeItem(const QString &data, CEventDeviceTreeItem *parent)
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: m_tag(QString()),
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m_parentItem(parent)
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{
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if(m_parentItem)
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{
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m_parentItem->m_childItems.append(this);
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}
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m_data = data;
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m_checkState = Qt::Checked;
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m_nType = 0;
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}
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CEventDeviceTreeItem::~CEventDeviceTreeItem()
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{
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qDeleteAll(m_childItems);
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m_childItems.clear();
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}
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CEventDeviceTreeItem *CEventDeviceTreeItem::child(int row)
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{
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return m_childItems.value(row);
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}
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CEventDeviceTreeItem *CEventDeviceTreeItem::parentItem()
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{
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return m_parentItem;
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}
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int CEventDeviceTreeItem::row() const
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{
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if (m_parentItem)
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{
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return m_parentItem->m_childItems.indexOf(const_cast<CEventDeviceTreeItem*>(this));
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}
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return 0;
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}
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int CEventDeviceTreeItem::childCount() const
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{
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return m_childItems.count();
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}
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int CEventDeviceTreeItem::columnCount() const
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{
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return 1;
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}
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QVariant CEventDeviceTreeItem::data(Qt::ItemDataRole role) const
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{
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if(Qt::DisplayRole == role)
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{
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return m_data;
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}
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else if(Qt::UserRole == role)
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{
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return m_tag;
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}
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else if(Qt::CheckStateRole == role)
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{
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return m_checkState;
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}
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else if(Qt::ItemDataRole(TypeRole) == role)
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{
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return m_nType;
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}
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return QVariant();
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}
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bool CEventDeviceTreeItem::setData(const QVariant &value, Qt::ItemDataRole role)
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{
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if(Qt::DisplayRole == role)
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{
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m_data = value.toString();
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return true;
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}
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else if(Qt::UserRole == role)
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{
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m_tag = value.toString();
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return true;
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}
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else if(Qt::CheckStateRole == role)
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{
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m_checkState = (Qt::CheckState)value.toInt();
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return true;
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}
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else if(TypeRole == role)
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{
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m_nType = value.toInt();
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return true;
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}
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return false;
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}
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bool CEventDeviceTreeItem::removeChildren(int position, int count, int columns)
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{
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Q_UNUSED(columns)
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if (position < 0 || position + count > m_childItems.size())
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return false;
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for (int row = 0; row < count; ++row)
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delete m_childItems.takeAt(position);
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return true;
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}
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