ThemeSelector.cpp

/**
 * The MIT License (MIT)
 *
 * Copyright (c) 2014 athre0z
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */

#include "ThemeSelector.hpp"

#include "Utils.hpp"
#include "ThemeManifest.hpp"
#include "Config.hpp"

#include <memory>
#include <QPixmap>

#ifdef BUILD_IDA
#include <ida.hpp>
#include <idp.hpp>
#endif // BUILD_IDA

// ========================================================================= //
// [ThemeSelector]                                                           //
// ========================================================================= //

ThemeSelector::ThemeSelector(QWidget *parent)
    : QDialog(parent)
{
    m_widgets.setupUi(this);
    connect(m_widgets.lwSkinSelection, SIGNAL(itemSelectionChanged()), SLOT(themeSelected()));
    refresh();
}

void ThemeSelector::refresh()
{
    // Build list of themes
    auto themesDir = Utils::getThemesDir();
    auto themeDirs = themesDir.entryList(QDir::Dirs | QDir::NoDotAndDotDot);
    auto themes = std::unique_ptr<ThemeList>(new ThemeList);
    for (auto it = themeDirs.begin(); it != themeDirs.end(); ++it)
    {
        try
        {
            QDir curThemeDir = themesDir.absolutePath() + "/" + *it;
            themes->emplace_back(std::make_pair(
                curThemeDir, std::move(std::unique_ptr<ThemeManifest>(
                new ThemeManifest(curThemeDir.absolutePath() + "/manifest.xml")))));
        }
        catch (const ThemeManifest::XInvalidManifest &e) 
        {
            msg("[" PLUGIN_NAME "] %s: %s\n", it->toUtf8().data(), e.what());
        }
    }

    // Publish theme list
    m_widgets.lwSkinSelection->clear();
    for (auto it = themes->begin(); it != themes->end(); ++it)
        m_widgets.lwSkinSelection->addItem(it->second->themeName());

    m_widgets.lwSkinSelection->setCurrentIndex(m_widgets.lwSkinSelection->rootIndex());
    m_curThemeList = std::move(themes);
}

void ThemeSelector::themeSelected()
{
    Q_ASSERT(m_curThemeList);
    Q_ASSERT(m_widgets.lwSkinSelection->selectionModel());
    auto selectedIndicies = m_widgets.lwSkinSelection->selectionModel()->selectedIndexes();
    Q_ASSERT(selectedIndicies.count() == 1);
    Q_ASSERT(static_cast<std::size_t>(selectedIndicies.first().row()) < m_curThemeList->size());
    const auto &entry = m_curThemeList->at(selectedIndicies.first().row());

    m_widgets.lblAuthorVal->setText(entry.second->themeAuthor());
    m_widgets.lblVersionVal->setText(entry.second->themeVersion());
    m_widgets.lblNotesVal->setText(entry.second->themeNotes());

    if (!entry.second->themePreviewImage().isEmpty())
    {
        m_curPreviewImage 
            = QPixmap(entry.first.absolutePath() + "/" + entry.second->themePreviewImage());
    }
    else
        m_curPreviewImage = QPixmap();

    updatePreview();
}

void ThemeSelector::updatePreview()
{
    auto lblPreview = m_widgets.lblPreview;
    if (!m_curPreviewImage)
        lblPreview->setText("no preview available");
    else
    {
        lblPreview->setPixmap(m_curPreviewImage.scaled(
            lblPreview->width(), lblPreview->height(), 
            Qt::KeepAspectRatio, Qt::SmoothTransformation));
    }
}

void ThemeSelector::resizeEvent(QResizeEvent *event)
{
    this->QDialog::resizeEvent(event);
    updatePreview();
}

const QDir* ThemeSelector::selectedThemeDir()
{
    Q_ASSERT(m_curThemeList);
    Q_ASSERT(m_widgets.lwSkinSelection->selectionModel());
    auto selectedIndicies = m_widgets.lwSkinSelection->selectionModel()->selectedIndexes();

    return selectedIndicies.count() == 0 ? nullptr 
        : &m_curThemeList->at(selectedIndicies.first().row()).first;
}

// ========================================================================= //