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/*============================================================================
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**
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**  Project/Product :
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**  Filename        : textdelegate.h
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**  Author(s)       : DDP
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**
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**  Description     : A delgated widget to assist in the editing of text items
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**                    within a table
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**
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**
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***==========================================================================*/
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#include <QtGui>
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#include <QtGui>
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#include "textdelegate.h"
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#include "textdelegate.h"
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/*----------------------------------------------------------------------------
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** FUNCTION           : textDelegate
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/*
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**
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    textdelegate.cpp
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** DESCRIPTION        : Construct a new object
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**
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    A delegate that allows the user to change integer values from the model
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**                      A delegate that allows the user to change text
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    using a line edit widget.
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**                      values from the model using a lineEditor widget.
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**
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** INPUTS             : maxlen      - Max length of text allowed
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**                      parent      - Parent object
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**
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** RETURNS            :
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*/
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**
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----------------------------------------------------------------------------*/
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textDelegate::textDelegate(int maxlen, QObject *parent)
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textDelegate::textDelegate(int maxlen, QObject *parent)
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    : QItemDelegate(parent)
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    : QItemDelegate(parent)
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{
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{
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    max_len = maxlen;
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    max_len = maxlen;
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}
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}
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/*----------------------------------------------------------------------------
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** FUNCTION           : createEditor
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**
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** DESCRIPTION        : Create an editor widget
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**
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**
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** INPUTS             : parent
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**                      option
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**                      index
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**
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** RETURNS            : A QLineEdit widget
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**
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----------------------------------------------------------------------------*/
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QWidget *textDelegate::createEditor(QWidget *parent,
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QWidget *textDelegate::createEditor(QWidget *parent,
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    const QStyleOptionViewItem &/* option */,
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    const QStyleOptionViewItem &/* option */,
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    const QModelIndex &/* index */) const
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    const QModelIndex &/* index */) const
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{
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{
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    QLineEdit *editor = new QLineEdit(parent);
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    QLineEdit *editor = new QLineEdit(parent);
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    editor->setMaxLength(max_len);
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    editor->setMaxLength(max_len);
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    return editor;
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    return editor;
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}
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}
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/*----------------------------------------------------------------------------
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** FUNCTION           : setEditorData
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**
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** DESCRIPTION        : Inserts model data into the editor widget
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**
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**
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** INPUTS             : editor      - Ref to editor widget
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**                      index       -
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**
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** RETURNS            :
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**
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----------------------------------------------------------------------------*/
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void textDelegate::setEditorData(QWidget *editor,
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void textDelegate::setEditorData(QWidget *editor,
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                                    const QModelIndex &index) const
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                                    const QModelIndex &index) const
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{
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{
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    QString value = index.model()->data(index, Qt::EditRole).toString();
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    QString value = index.model()->data(index, Qt::EditRole).toString();
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    QLineEdit *lineEditor = static_cast<QLineEdit*>(editor);
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    QLineEdit *lineEditor = static_cast<QLineEdit*>(editor);
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    lineEditor->setText(value);
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    lineEditor->setText(value);
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}
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}
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/*----------------------------------------------------------------------------
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** FUNCTION           : setModelData
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**
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** DESCRIPTION        : Extract data from the editor widget and update the model
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**
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**
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** INPUTS             : editor      - Target widget
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**                      model       - Current model
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**                      index       - Index into model
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**
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** RETURNS            :
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**
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----------------------------------------------------------------------------*/
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void textDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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void textDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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                                   const QModelIndex &index) const
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                                   const QModelIndex &index) const
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{
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{
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    QLineEdit *lineEdit = static_cast<QLineEdit*>(editor);
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    QLineEdit *lineEdit = static_cast<QLineEdit*>(editor);
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    QString value = lineEdit->text();
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    QString value = lineEdit->text();
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    model->setData(index, value, Qt::EditRole);
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    model->setData(index, value, Qt::EditRole);
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}
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}
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/*----------------------------------------------------------------------------
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** FUNCTION           : updateEditorGeometry
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**
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** DESCRIPTION        : Updates the geometry of the editor widget
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**
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**
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** INPUTS             : editor      - Target widget
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**                      option      -
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*                       index
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**
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** RETURNS            :
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**
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----------------------------------------------------------------------------*/
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void textDelegate::updateEditorGeometry(QWidget *editor,
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void textDelegate::updateEditorGeometry(QWidget *editor,
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    const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
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    const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
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{
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{
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    editor->setGeometry(option.rect);
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    editor->setGeometry(option.rect);
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}
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}