guifactory.cpp

#include "guifactory.h"

#include "widgets/inputwidgets.h"

#include <domain/clock.h>

#include <QListView>
#include <QTableView>
#include <QLabel>
#include <QStatusBar>
#include <QApplication>
#include <QDesktopWidget>
#include <QHeaderView>
#include <QDateTimeEdit>
#include <QDebug>

using namespace ui;

QAbstractItemView* GuiFactory::createView(QAbstractItemModel* model)
{
    QAbstractItemView* ret;

    if (qobject_cast<QAbstractTableModel*>(model) != 0)
        ret = new QTableView();
    else
        ret = new QListView();

    ret->setModel(model);
    initView(ret);
    return ret;
}

void GuiFactory::initView(QAbstractItemView* view)
{
    view->setAlternatingRowColors(true);
    view->setSelectionMode(QAbstractItemView::MultiSelection);
    view->setSelectionBehavior(QAbstractItemView::SelectRows);
    view->setVerticalScrollMode(QAbstractItemView::ScrollPerPixel);
    view->setHorizontalScrollMode(QAbstractItemView::ScrollPerPixel);

    QTableView* tableView = qobject_cast<QTableView*>(view);

    if (tableView != 0)
    {
        tableView->setShowGrid(false);

        QHeaderView* header = tableView->horizontalHeader();
        header->setMovable(true);
        //header->setStretchLastSection(true);
        header->setDefaultAlignment(Qt::AlignLeft);
        header->setResizeMode(QHeaderView::ResizeToContents);
    }

    initViewSize(view);
}


void GuiFactory::initViewSize(QAbstractItemView* view)
{
    if (view->model() != 0)
    {
        //maximum size of the view, 50% of the screen
        QRect screen = QApplication::desktop()->screenGeometry();
        QSize max(screen.width() / 2, screen.height() / 2);
        QSize size(0, 0);

        for (int i = 0; i < view->model()->rowCount(); i++)
            size.rheight() += view->sizeHintForRow(i);

        QHeaderView* header = 0;
        QTableView* tableView = qobject_cast<QTableView*>(view);

        if (tableView != 0)
            header = tableView->horizontalHeader();

        for (int i = 0; i < view->model()->columnCount(); i++)
        {
            int dataSize = view->sizeHintForColumn(i);

            if (header == 0)
                size.rwidth() += dataSize;
            else
                size.rwidth() += qMax(dataSize, header->sectionSize(i));
        }

        view->setMinimumWidth(qMin(size.width(), max.width()));
        //view->setMinimumHeight(qMin(size.height(), max.height()));
    }
}

QLabel* GuiFactory::createLabel(QWidget* parent)
{
    QLabel* ret = new QLabel(parent);

    if (qobject_cast<QStatusBar*>(parent) != 0)
    {
        ret->setFrameShape(QLabel::StyledPanel);
        ret->setFrameShadow(QLabel::Sunken);
    }

    return ret;
}

InputWidget* GuiFactory::createInputWidget(domain::Field::Nature nature)
{
    switch (nature)
    {
        case domain::Field::Textual:    return new StringInputWidget();
        case domain::Field::Numerical:  return new IntInputWidget();

        default:                        qFatal("Unknown nature");
    }

    return 0; //keep compiler happy
}

QDateTimeEdit* GuiFactory::createDateTimeEdit()
{
    QDateTimeEdit* edit = new QDateTimeEdit();
    initDateTimeEdit(edit);
    return edit;
}

void GuiFactory::initDateTimeEdit(QDateTimeEdit* edit)
{
    edit->setCalendarPopup(true);
    edit->setDisplayFormat("dd/MM/yyyy hh:mm:ss");
    edit->setDateTime(domain::Clock::currentTime());
}

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