quiloader.cpp

qt-x11-opensource-src-4.1.4.tar.gz源码

/****************************************************************************
**
** Copyright (C) 1992-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the Qt Designer of the Qt Toolkit.
**
** This file may be used under the terms of the GNU General Public
** License version 2.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of
** this file.  Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
** http://www.trolltech.com/products/qt/opensource.html
**
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://www.trolltech.com/products/qt/licensing.html or contact the
** sales department at [e-mail].
**
** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/


#include "quiloader.h"
#include "customwidget.h"

#include <formbuilder.h>
#include <ui4.h>

#include <qdebug.h>
#include <QAction>
#include <QActionGroup>
#include <QApplication>
#include <QDir>
#include <QLibraryInfo>
#include <QLayout>
#include <QWidget>
#include <QMap>
#include <QTabWidget>
#include <QTreeWidget>
#include <QListWidget>
#include <QTableWidget>
#include <QToolBox>
#include <QComboBox>
#include <private/qobject_p.h>

typedef QMap<QString, bool> widget_map;
Q_GLOBAL_STATIC(widget_map, g_widgets)

#ifdef QFORMINTERNAL_NAMESPACE
namespace QFormInternal
{
#endif

class FormBuilderPrivate: public QFormBuilder
{
    friend class QUiLoader;
    friend class QUiLoaderPrivate;
    typedef QFormBuilder ParentClass;

public:
    QUiLoader *loader;

    FormBuilderPrivate(): loader(0) {}

    QWidget *defaultCreateWidget(const QString &className, QWidget *parent, const QString &name)
    {
        return ParentClass::createWidget(className, parent, name);
    }

    QLayout *defaultCreateLayout(const QString &className, QObject *parent, const QString &name)
    {
        return ParentClass::createLayout(className, parent, name);
    }

    QAction *defaultCreateAction(QObject *parent, const QString &name)
    {
        return ParentClass::createAction(parent, name);
    }

    QActionGroup *defaultCreateActionGroup(QObject *parent, const QString &name)
    {
        return ParentClass::createActionGroup(parent, name);
    }

    virtual QWidget *createWidget(const QString &className, QWidget *parent, const QString &name)
    {
        if (QWidget *widget = loader->createWidget(className, parent, name)) {
            widget->setObjectName(name);
            return widget;
        }

        return 0;
    }

    virtual QLayout *createLayout(const QString &className, QObject *parent, const QString &name)
    {
        if (QLayout *layout = loader->createLayout(className, parent, name)) {
            layout->setObjectName(name);
            return layout;
        }

        return 0;
    }

    virtual QActionGroup *createActionGroup(QObject *parent, const QString &name)
    {
        if (QActionGroup *actionGroup = loader->createActionGroup(parent, name)) {
            actionGroup->setObjectName(name);
            return actionGroup;
        }

        return 0;
    }

    virtual QAction *createAction(QObject *parent, const QString &name)
    {
        if (QAction *action = loader->createAction(parent, name)) {
            action->setObjectName(name);
            return action;
        }

        return 0;
    }

    virtual void applyProperties(QObject *o, const QList<DomProperty*> &properties);
    virtual QWidget *create(DomUI *ui, QWidget *parentWidget);
    virtual QWidget *create(DomWidget *ui_widget, QWidget *parentWidget);

private:
    QString m_class;
};

void FormBuilderPrivate::applyProperties(QObject *o, const QList<DomProperty*> &properties)
{
    QFormBuilder::applyProperties(o, properties);

    // translate string properties
    foreach (DomProperty *p, properties) {
        if (p->kind() != DomProperty::String)
            continue;
        DomString *dom_str = p->elementString();
        if (dom_str->hasAttributeNotr()) {
            QString notr = dom_str->attributeNotr();
            if (notr == QLatin1String("yes") || notr == QLatin1String("true"))
                continue;
        }
        QByteArray name = p->attributeName().toUtf8();
        QVariant v = o->property(name);
        if (v.type() != QVariant::String)
            continue;
        QString text = QApplication::translate(m_class.toUtf8(),
                                                v.toString().toUtf8(),
                                                dom_str->attributeComment().toUtf8(),
                                                QCoreApplication::UnicodeUTF8);
        o->setProperty(name, text);
    }
}

QWidget *FormBuilderPrivate::create(DomUI *ui, QWidget *parentWidget)
{
    m_class = ui->elementClass();
    return QFormBuilder::create(ui, parentWidget);
}

static void recursiveTranslate(QTreeWidgetItem *item, const QString &class_name)
{
    int cnt = item->columnCount();
    for (int i = 0; i < cnt; ++i) {
        QString text = QApplication::translate(class_name.toUtf8(),
                                                item->text(i).toUtf8(),
                                                "",
                                                QCoreApplication::UnicodeUTF8);
        item->setText(i, text);
    }

    cnt = item->childCount();
    for (int i = 0; i < cnt; ++i)
        recursiveTranslate(item->child(i), class_name);
}

QWidget *FormBuilderPrivate::create(DomWidget *ui_widget, QWidget *parentWidget)
{
    QWidget *w = QFormBuilder::create(ui_widget, parentWidget);
    if (w == 0)
        return 0;

    if (QTabWidget *tabw = qobject_cast<QTabWidget*>(w)) {
        int cnt = tabw->count();
        for (int i = 0; i < cnt; ++i) {
            QString text = QApplication::translate(m_class.toUtf8(),
                                                    tabw->tabText(i).toUtf8(),
                                                    "",
                                                    QCoreApplication::UnicodeUTF8);

            tabw->setTabText(i, text);
        }
    } else if (QListWidget *listw = qobject_cast<QListWidget*>(w)) {
        int cnt = listw->count();
        for (int i = 0; i < cnt; ++i) {
            QListWidgetItem *item = listw->item(i);
            QString text = QApplication::translate(m_class.toUtf8(),
                                                    item->text().toUtf8(),
                                                    "",
                                                    QCoreApplication::UnicodeUTF8);
            item->setText(text);
        }
    } else if (QTreeWidget *treew = qobject_cast<QTreeWidget*>(w)) {
        int cnt = treew->topLevelItemCount();
        for (int i = 0; i < cnt; ++i) {
            QTreeWidgetItem *item = treew->topLevelItem(i);
            recursiveTranslate(item, m_class);
        }
    } else if (QTableWidget *tablew = qobject_cast<QTableWidget*>(w)) {
        int row_cnt = tablew->rowCount();
        int col_cnt = tablew->columnCount();
        for (int i = 0; i < row_cnt; ++i) {
            for (int j = 0; j < col_cnt; ++j) {
                QTableWidgetItem *item = tablew->item(i, j);
                if (item == 0)
                    continue;
                QString text = QApplication::translate(m_class.toUtf8(),
                                                        item->text().toUtf8(),
                                                        "",
                                                        QCoreApplication::UnicodeUTF8);
                item->setText(text);
            }
        }
    } else if (QComboBox *combow = qobject_cast<QComboBox*>(w)) {
        int cnt = combow->count();
        for (int i = 0; i < cnt; ++i) {
            QString text = QApplication::translate(m_class.toUtf8(),
                                                    combow->itemText(i).toUtf8(),
                                                    "",
                                                    QCoreApplication::UnicodeUTF8);
            combow->setItemText(i, text);
        }
    } else if (QToolBox *toolw = qobject_cast<QToolBox*>(w)) {
        int cnt = toolw->count();
        for (int i = 0; i < cnt; ++i) {
            QString text = QApplication::translate(m_class.toUtf8(),
                                                    toolw->itemText(i).toUtf8(),
                                                    "",
                                                    QCoreApplication::UnicodeUTF8);
            toolw->setItemText(i, text);
        }
    }

    return w;
}

#ifdef QFORMINTERNAL_NAMESPACE
}
#endif

class QUiLoaderPrivate: public QObjectPrivate
{
    Q_DECLARE_PUBLIC(QUiLoader)
public:
    FormBuilderPrivate builder;

    void setupWidgetMap() const;
};