qgshistoryentrynode.cpp

Go to the documentation of this file.

/***************************************************************************
                            qgshistoryentrynode.cpp
                            --------------------------
    begin                : April 2023
    copyright            : (C) 2023 by Nyall Dawson
    email                : nyall dot dawson at gmail dot com
 ***************************************************************************/
/***************************************************************************
 *                                                                         *
 *   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 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/
#include "qgshistoryentrynode.h"
 
//
// QgsHistoryEntryNode
//
 
QgsHistoryEntryNode::~QgsHistoryEntryNode() = default;
 
int QgsHistoryEntryNode::childCount() const
{
  return 0;
}
 
QString QgsHistoryEntryNode::html( const QgsHistoryWidgetContext & ) const
{
  return QString();
}
 
QWidget *QgsHistoryEntryNode::createWidget( const QgsHistoryWidgetContext & )
{
  return nullptr;
}
 
bool QgsHistoryEntryNode::doubleClicked( const QgsHistoryWidgetContext & )
{
  return false;
}
 
void QgsHistoryEntryNode::populateContextMenu( QMenu *, const QgsHistoryWidgetContext & )
{}
 
bool QgsHistoryEntryNode::matchesString( const QString &string ) const
{
  if ( string.isEmpty() )
    return true;
 
  return data( Qt::DisplayRole ).toString().contains( string, Qt::CaseInsensitive );
}
 
 
//
// QgsHistoryEntryGroup
//
 
QgsHistoryEntryGroup::~QgsHistoryEntryGroup() = default;
 
void QgsHistoryEntryGroup::addChild( QgsHistoryEntryNode *child )
{
  if ( !child )
    return;
 
  Q_ASSERT( !child->mParent );
  child->mParent = this;
 
  mChildren.emplace_back( child );
}
 
void QgsHistoryEntryGroup::insertChild( int index, QgsHistoryEntryNode *child )
{
  if ( !child )
    return;
 
  Q_ASSERT( !child->mParent );
  child->mParent = this;
 
  mChildren.insert( mChildren.begin() + index, std::unique_ptr<QgsHistoryEntryNode>( child ) );
}
 
int QgsHistoryEntryGroup::indexOf( QgsHistoryEntryNode *child ) const
{
  if ( child->mParent != this )
    return -1;
 
  auto it = std::find_if( mChildren.begin(), mChildren.end(), [&]( const std::unique_ptr<QgsHistoryEntryNode> &p ) { return p.get() == child; } );
  if ( it != mChildren.end() )
    return static_cast<int>( std::distance( mChildren.begin(), it ) );
  return -1;
}
 
QgsHistoryEntryNode *QgsHistoryEntryGroup::childAt( int index )
{
  if ( static_cast<std::size_t>( index ) >= mChildren.size() )
    return nullptr;
 
  return mChildren[index].get();
}
 
void QgsHistoryEntryGroup::removeChildAt( int index )
{
  if ( static_cast<std::size_t>( index ) >= mChildren.size() )
    return;
 
  mChildren.erase( mChildren.begin() + index );
}
 
void QgsHistoryEntryGroup::clear()
{
  mChildren.clear();
}
 
int QgsHistoryEntryGroup::childCount() const
{
  return static_cast<int>( mChildren.size() );
}