Optika_treeview.cpp

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// 
//         Optika: A Tool For Developing Parameter Obtaining GUIs
//                Copyright (2009) Sandia Corporation
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// Under terms of Contract DE-AC04-94AL85000, with Sandia Corporation, the 
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#include "Optika_treeview.hpp"
#include <QMessageBox>
namespace Optika{


TreeView::TreeView(TreeModel *treeModel, Delegate *delegate, QWidget* parent):QTreeView(parent){
  setModel(treeModel);
  setItemDelegateForColumn(1, delegate);
  if(treeModel->hasDependencies()){
    connect(treeModel, SIGNAL(hideData(int, const QModelIndex&)), this, SLOT(hideRow(int, const QModelIndex&)));
    connect(treeModel, SIGNAL(showData(int, const QModelIndex&)), this, SLOT(showRow(int, const QModelIndex&)));
    connect(treeModel, SIGNAL(badValue(QModelIndex, QString)), this, SLOT(handleBadValue(QModelIndex, QString)));
    connect(delegate, SIGNAL(closeEditor(QWidget*, QAbstractItemDelegate::EndEditHint)), this, SLOT(checkForOtherBadValues()));
    treeModel->issueInitilizationSignals();
  }
  setAnimated(true);
  setAlternatingRowColors(true);
}

void TreeView::showRow(int row, const QModelIndex& parent){
  if(isRowHidden(row, parent)){
    setRowHidden(row, parent, false);
  }
}

void TreeView::hideRow(int row, const QModelIndex& parent){
  if(!isRowHidden(row, parent)){
    setRowHidden(row, parent, true);
  }
}

void TreeView::handleBadValue(QModelIndex badValueIndex, QString message){
  if(state() != EditingState && !isRowHidden(badValueIndex.row(), badValueIndex.parent())){
    QMessageBox::warning(this, "Bad parameter value", message);
    setCurrentIndex(badValueIndex);
    edit(badValueIndex);
  }
  else if(!isRowHidden(badValueIndex.row(), badValueIndex.parent())){
    invalidInicies.enqueue(invalidIndex(badValueIndex, message));
  }
}

void TreeView::checkForOtherBadValues(){
  if(invalidInicies.size() != 0){
    invalidIndex needsToBeEdited = invalidInicies.dequeue();
    handleBadValue(needsToBeEdited.first, needsToBeEdited.second);
  }
}

}