categoryselectorwindow.cpp

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/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2014  Georg Rudoy
 *
 * Distributed under the Boost Software License, Version 1.0.
 * (See accompanying file LICENSE or copy at https://www.boost.org/LICENSE_1_0.txt)
 **********************************************************************/
 
#include "categoryselectorwindow.h"
#include <QDialogButtonBox>
#include <QMoveEvent>
#include <QScreen>
#include <QVBoxLayout>
#include "categoryselector.h"
 
namespace LC::Util
{
    CategorySelectorWindow::CategorySelectorWindow (Buttons buttons, QWidget *parent)
    : QDialog { parent }
    , Selector_ { *new CategorySelector { this } }
    {
        setWindowTitle (tr ("Tags selector"));
        setWindowFlags (Qt::Dialog | Qt::WindowStaysOnTopHint);
        setMinimumHeight (screen ()->availableGeometry ().height () / 3 * 2);
 
        const auto box = new QDialogButtonBox { this };
        switch (buttons)
        {
        case Buttons::Close:
            box->setStandardButtons (QDialogButtonBox::Close);
            break;
        case Buttons::AcceptReject:
            box->setStandardButtons (QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
            break;
        }
        connect (box,
                &QDialogButtonBox::accepted,
                this,
                &QDialog::accept);
        connect (box,
                &QDialogButtonBox::rejected,
                this,
                &QDialog::reject);
 
        const auto layout = new QVBoxLayout { this };
        layout->addWidget (&Selector_);
        layout->addWidget (box);
    }
 
    CategorySelector& CategorySelectorWindow::Selector ()
    {
        return Selector_;
    }
 
    void CategorySelectorWindow::moveEvent (QMoveEvent *e)
    {
        QDialog::moveEvent (e);
 
        const auto& pos = e->pos ();
        const auto& avail = screen ()->availableGeometry ();
        int dx = 0;
        int dy = 0;
        if (pos.x () + width () > avail.width ())
            dx = width () + pos.x () - avail.width ();
        if (pos.y () + height () > avail.height () &&
                height () < avail.height ())
            dy = height () + pos.y () - avail.height ();
 
        if (dx || dy)
            move (pos - QPoint { dx, dy });
    }
}