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145 david 1 
/*============================================================================
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**
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**  Project/Product :
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**  Filename        : timedelegate.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 time items
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**                    within a table
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**
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**
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***==========================================================================*/
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111 david 13 
#include <QtGui>
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#include "timedelegate.h"
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145 david 16 
/*----------------------------------------------------------------------------
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** FUNCTION           : timeDelegate
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**
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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
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**                      values from the model using a date time widget.
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**
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** INPUTS             : parent      - Parent object
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**
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** RETURNS            :
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**
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----------------------------------------------------------------------------*/
111 david 29 
 
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timeDelegate::timeDelegate(QObject *parent)
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    : QStyledItemDelegate(parent)
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{
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}
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145 david 35 
/*----------------------------------------------------------------------------
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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 QTimeEditor widget
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**
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----------------------------------------------------------------------------*/
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111 david 50 
QWidget *timeDelegate::createEditor(QWidget *parent,
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    const QStyleOptionViewItem &/* option */,
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    const QModelIndex &/* index */) const
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{
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    QTimeEdit *editor = new QTimeEdit(parent);
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    editor->setDisplayFormat("hh:mm:ss");
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    return editor;
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}
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145 david 60 
/*----------------------------------------------------------------------------
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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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111 david 73 
void timeDelegate::setEditorData(QWidget *editor,
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                                    const QModelIndex &index) const
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{
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    QTime value = index.model()->data(index, Qt::EditRole).toTime();
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    QTimeEdit *timeEdit = static_cast<QTimeEdit*>(editor);
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    timeEdit->setTime(value);
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}
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145 david 82 
/*----------------------------------------------------------------------------
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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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111 david 96 
void timeDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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                                   const QModelIndex &index) const
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{
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    QTimeEdit *timeEdit = static_cast<QTimeEdit*>(editor);
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    timeEdit->interpretText();
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    QTime value = timeEdit->time();
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161 david 103 
    //model->setData(index, "--:--:--", Qt::DisplayRole);
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    model->setData(index, value, Qt::EditRole);
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}
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145 david 107 
/*----------------------------------------------------------------------------
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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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111 david 121 
void timeDelegate::updateEditorGeometry(QWidget *editor,
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    const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
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{
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    editor->setGeometry(option.rect);
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}
115 david 126 
 
161 david 127 
/*----------------------------------------------------------------------------
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** FUNCTION           : displayText
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**
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** DESCRIPTION        : Control the manner in which the text is displayed
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**
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**
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** INPUTS             : value           - Data from the model
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**                      locale          - Current local
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**
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** RETURNS            : Text to be displayed
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**
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----------------------------------------------------------------------------*/
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QString timeDelegate::displayText ( const QVariant & value, const QLocale & locale ) const
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{
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    if ( value.toTime().isValid())
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    {
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        return (value.toTime().toString("hh:mm:ss"));
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    }
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    return (QString("--:--:--"));
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}
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