findicondialog.cpp

来自「奇趣公司比较新的qt/emd版本」· C++ 代码 · 共 598 行 · 第 1/2 页

        m_file_data.file = path;

    updateButtons();
}

void FindIconDialog::itemChanged( const QString &file_name)
{
    if (activeBox() != LanguageBox)
        return;

    m_language_data.file = file_name;

    updateButtons();
}

void FindIconDialog::itemActivated(const QString &file_name)
{
    if (activeBox() != LanguageBox)
        return;

    itemChanged(file_name);

    if (isIconValid(file_name))
        accept();

    updateButtons();
}

void FindIconDialog::setViewDir(const QString &path)
{
    static const QIcon dir_icon(style()->standardPixmap(QStyle::SP_DirClosedIcon));
#ifdef Q_OS_WIN
    static const QIcon drive_icon(style()->standardPixmap(QStyle::SP_DriveHDIcon));
    if(!isRoot)
#endif
    {
        if (path == m_view_dir.path() || !QFile::exists(path))
            return;
    }

    m_view_dir.setPath(path);
    ui->m_icon_view->clear();

    QStringList subdir_list;
    const QString wildcard = QString(QLatin1Char('*'));
    const QStringList wildcardList = QStringList(wildcard);
    
#ifdef Q_OS_WIN
    if (isRoot) {
        QFileInfoList qFIL = QDir::drives();
        foreach(const QFileInfo &info, qFIL) 
            subdir_list.append(info.path());
    } else
        subdir_list = m_view_dir.entryList(wildcardList, QDir::Dirs | QDir::NoDotAndDotDot);

    foreach (const QString &subdir, subdir_list)
        createListWidgetItem((isRoot ? drive_icon : dir_icon), subdir, g_dir_item_id, ui->m_icon_view);
#else
    subdir_list = m_view_dir.entryList(wildcardList, QDir::Dirs | QDir::NoDotAndDotDot);
    foreach (const QString &subdir, subdir_list)
        createListWidgetItem(dir_icon, subdir, g_dir_item_id, ui->m_icon_view);
#endif

    const QStringList icon_file_list = m_view_dir.entryList(extensionList(), QDir::Files);
    foreach (const QString &icon_file, icon_file_list) {
        QIcon icon(m_view_dir.filePath(icon_file));
        if (!icon.isNull())
            createListWidgetItem(icon, icon_file, g_file_item_id, ui->m_icon_view);
    }
}

void FindIconDialog::setFile(const QString &path)
{
    QString file;
    QString dir = path;
#ifdef Q_OS_WIN
    isRoot = false;
    if (dir.contains(rootDir, Qt::CaseInsensitive))
        isRoot = true;

    if (!isRoot)
#endif
    {
        QFileInfo info(path);

        if (info.isFile()) {
            dir = info.path();
            file = info.fileName();
        }
    }

    setViewDir(dir);

    const int cursorPos = ui->m_file_input->lineEdit()->cursorPosition();
    ui->m_file_input->lineEdit()->setText(path);
    ui->m_file_input->lineEdit()->setCursorPosition(cursorPos);

    m_file_data.file.clear();
    ui->m_icon_view->clearSelection();
    if (!file.isEmpty()) {
        const QList<QListWidgetItem*> item_list = ui->m_icon_view->findItems(file, Qt::MatchExactly);
        if (!item_list.isEmpty()) {
            ui->m_icon_view->setItemSelected(item_list.first(), true);
            m_file_data.file = path;
        }
    }

    updateButtons();
}

FindIconDialog::~FindIconDialog()
{
    delete ui;
    ui = 0;
}

void FindIconDialog::setQrc(const QString &qrc_path, const QString &file_name)
{
    if (!m_resource_editor)
        return;
    m_resource_editor->setCurrentFile(qrc_path, file_name);
    m_resource_data.file = file_name;
    m_resource_data.qrc = qrc_path;
    updateButtons();
}

void FindIconDialog::setLanguagePath(const QString &file_name)
{
    if (!m_language_editor)
        return;
    m_language_editor->setCurrentPath(file_name);
    m_language_data.file = file_name;
    updateButtons();
}

void FindIconDialog::setPaths(const QString &qrcPath, const QString &filePath)
{
    if (!qrcPath.isEmpty()) {
        setFile(defaultFilePath(m_form));
        setActiveBox(ResourceBox);
        setQrc(qrcPath, filePath);
        return;
    }

    if (!filePath.isEmpty()) {
        QDesignerFormEditorInterface *core = m_form->core();
        QDesignerLanguageExtension *lang = qt_extension<QDesignerLanguageExtension*>(core->extensionManager(), core);
        if (lang && lang->isLanguageResource(filePath)) {
            setActiveBox(LanguageBox);
            m_language_editor->setCurrentPath(filePath);
        } else {
            setActiveBox(FileBox);
            setFile(filePath);
        }
        return;
    }

    // both empty, default
    const InputBox previousBox = previousInputBox();
    switch (previousBox) {
    case LanguageBox:
    case ResourceBox:
         if (m_language_editor) {
             setLanguagePath(defaultLanguagePath());
             setActiveBox(LanguageBox);
         } else {
             setFile(defaultFilePath(m_form));
             setQrc(defaultQrcPath(), QString());
             setActiveBox(ResourceBox);
         }
         break;
    case FileBox:
         setFile(defaultFilePath(m_form));
         break;
    }
}

void FindIconDialog::updateButtons()
{
    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(isIconValid(filePath()));
}

void FindIconDialog::setActiveBox()
{
    InputBox inputBox = FileBox;
    if (sender() != ui->m_specify_file_input) {
        if (m_language_editor)
            inputBox = LanguageBox;
        else
            inputBox = ResourceBox;
    }
    setActiveBox(inputBox);
}

void FindIconDialog::setActiveBox(int box)
{
    switch (box) {
    case  FileBox:
        ui->m_specify_file_input->setChecked(true);
        ui->m_widget_stack->setCurrentIndex(1);
         break;
    default:
         ui->m_widget_stack->setCurrentIndex(m_language_editor ? 2 : 0);
         break;
    }
    updateButtons();
}

FindIconDialog::InputBox FindIconDialog::activeBox() const
{
    const int page = ui->m_widget_stack->currentIndex();
    switch (page) {
        case 2:  return LanguageBox;
        case 1:  return FileBox;
        case 0:
        default: return ResourceBox;
    }
    return FileBox;
}

QString FindIconDialog::qrcPath() const
{
    return activeBox() == ResourceBox ? m_resource_data.qrc : QString();
}

QString FindIconDialog::filePath() const
{
    switch (activeBox()) {
        case FileBox:     return m_file_data.file;
        case ResourceBox: return m_resource_data.file;
        case LanguageBox: return m_language_data.file;
    }
    return QString();
}

QString FindIconDialog::defaultQrcPath()
{
    QSettings settings;
    return settings.value(QLatin1String("FindIconDialog/defaultQrcPath")).toString();
}

QString FindIconDialog::defaultFilePath(QDesignerFormWindowInterface *form)
{
    QSettings settings;
    const QString path = settings.value(QLatin1String("FindIconDialog/defaultFilePath")).toString();
    if (path.isEmpty())
         return form->absoluteDir().path();
    return path;
}

QString FindIconDialog::defaultLanguagePath()
{
    QSettings settings;
    return settings.value(QLatin1String("FindIconDialog/defaultLanguagePath")).toString();
}

void FindIconDialog::setDefaultQrcPath(const QString &path)
{
    QSettings settings;
    settings.setValue(QLatin1String("FindIconDialog/defaultQrcPath"), path);
}

void FindIconDialog::setDefaultFilePath(const QString &path)
{
    QSettings settings;
    settings.setValue(QLatin1String("FindIconDialog/defaultFilePath"), path);
}

void FindIconDialog::setDefaultLanguagePath(const QString &path)
{
    QSettings settings;
    settings.setValue(QLatin1String("FindIconDialog/defaultLanguagePath"), path);
}

FindIconDialog::InputBox FindIconDialog::previousInputBox()
{
    QSettings settings;
    const QString box = settings.value(QLatin1String("FindIconDialog/previousInputBox")).toString();
    if (box == QLatin1String("language"))
        return LanguageBox;
    if (box == QLatin1String("file"))
        return FileBox;
    return ResourceBox;
}

void FindIconDialog::setPreviousInputBox(InputBox box)
{
    QSettings settings;
    QString val;
    switch (box) {
        case FileBox:     val = QLatin1String("file"); break;
        case ResourceBox: val = QLatin1String("resource"); break;
        case LanguageBox: val = QLatin1String("language"); break;
    }
    settings.setValue(QLatin1String("FindIconDialog/previousInputBox"), val);
}

} // namespace qdesigner_internal