qgsdevtoolsmodelnode.cpp

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/***************************************************************************
    qgsdevtoolsmodelnode.cpp
    -------------------------
    begin                : March 2020
    copyright            : (C) 2020 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 "qgsdevtoolsmodelnode.h"
 
#include <nlohmann/json.hpp>
 
#include "qgis.h"
 
#include <QAction>
#include <QApplication>
#include <QBrush>
#include <QClipboard>
#include <QColor>
#include <QDesktopServices>
#include <QFont>
#include <QString>
#include <QUrlQuery>
 
using namespace Qt::StringLiterals;
 
//
// QgsDevToolsModelNode
//
 
QgsDevToolsModelNode::QgsDevToolsModelNode() = default;
QgsDevToolsModelNode::~QgsDevToolsModelNode() = default;
 
QVariant QgsDevToolsModelNode::toVariant() const
{
  return QVariant();
}
 
QList<QAction *> QgsDevToolsModelNode::actions( QObject * )
{
  return QList<QAction *>();
}
 
 
//
// QgsDevToolsModelGroup
//
 
QgsDevToolsModelGroup::QgsDevToolsModelGroup( const QString &title )
  : mGroupTitle( title )
{}
 
QgsDevToolsModelGroup::~QgsDevToolsModelGroup() = default;
 
QgsDevToolsModelNode *QgsDevToolsModelGroup::addChild( std::unique_ptr<QgsDevToolsModelNode> child )
{
  if ( !child )
    return nullptr;
 
  Q_ASSERT( !child->mParent );
  child->mParent = this;
 
  return mChildren.emplace_back( std::move( child ) ).get();
}
 
int QgsDevToolsModelGroup::indexOf( QgsDevToolsModelNode *child ) const
{
  Q_ASSERT( child->mParent == this );
  auto it = std::find_if( mChildren.begin(), mChildren.end(), [&]( const std::unique_ptr<QgsDevToolsModelNode> &p ) { return p.get() == child; } );
  if ( it != mChildren.end() )
    return std::distance( mChildren.begin(), it );
  return -1;
}
 
QgsDevToolsModelNode *QgsDevToolsModelGroup::childAt( int index )
{
  Q_ASSERT( static_cast<std::size_t>( index ) < mChildren.size() );
  return mChildren[index].get();
}
 
void QgsDevToolsModelGroup::clear()
{
  mChildren.clear();
}
 
QVariant QgsDevToolsModelGroup::data( int role ) const
{
  switch ( role )
  {
    case Qt::DisplayRole:
      return mGroupTitle;
 
    default:
      break;
  }
  return QVariant();
}
 
QVariant QgsDevToolsModelGroup::toVariant() const
{
  QVariantMap res;
  for ( const std::unique_ptr<QgsDevToolsModelNode> &child : mChildren )
  {
    if ( const QgsDevToolsModelValueNode *valueNode = dynamic_cast<const QgsDevToolsModelValueNode *>( child.get() ) )
    {
      res.insert( valueNode->key(), valueNode->value() );
    }
  }
  return res;
}
 
 
//
// QgsDevToolsModelValueNode
//
QgsDevToolsModelValueNode::QgsDevToolsModelValueNode( const QString &key, const QString &value, const QColor &color )
  : mKey( key )
  , mValue( value )
  , mColor( color )
{}
 
QVariant QgsDevToolsModelValueNode::data( int role ) const
{
  switch ( role )
  {
    case Qt::DisplayRole:
    case Qt::ToolTipRole:
    {
      return u"%1: %2"_s.arg( mKey.leftJustified( 30, ' ' ), mValue );
    }
 
    case Qt::ForegroundRole:
    {
      if ( mColor.isValid() )
        return QBrush( mColor );
      break;
    }
    default:
      break;
  }
  return QVariant();
}
 
QList<QAction *> QgsDevToolsModelValueNode::actions( QObject *parent )
{
  QList<QAction *> res;
 
  QAction *copyAction = new QAction( QObject::tr( "Copy" ), parent );
  QObject::connect( copyAction, &QAction::triggered, copyAction, [this] { QApplication::clipboard()->setText( u"%1: %2"_s.arg( mKey, mValue ) ); } );
 
  res << copyAction;
 
  return res;
}
 
//
// QgsDevToolsModelGroup
//
 
void QgsDevToolsModelGroup::addKeyValueNode( const QString &key, const QString &value, const QColor &color )
{
  addChild( std::make_unique<QgsDevToolsModelValueNode>( key, value, color ) );
}