qdesigner_formbuilder_p.h

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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
 
//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists for the convenience
// of Qt Designer.  This header
// file may change from version to version without notice, or even be removed.
//
// We mean it.
//
 
#ifndef QDESIGNER_FORMBUILDER_H
#define QDESIGNER_FORMBUILDER_H
 
#include "shared_global_p.h"
#include "deviceprofile_p.h"
#include "qdesigner_utils_p.h"
 
#include <QtDesigner/formbuilder.h>
 
#include <QtCore/qmap.h>
#include <QtCore/qset.h>
 
QT_BEGIN_NAMESPACE
 
class QDesignerFormEditorInterface;
class QDesignerFormWindowInterface;
 
class QPixmap;
class QtResourceSet;
 
namespace qdesigner_internal {
 
/* Form builder used for previewing forms and widget box.
 * It applies the system settings to its toplevel window. */
 
class QDESIGNER_SHARED_EXPORT QDesignerFormBuilder: public QFormBuilder
{
public:
    QDesignerFormBuilder(QDesignerFormEditorInterface *core,
                         const DeviceProfile &deviceProfile = DeviceProfile());
 
    virtual QWidget *createWidget(DomWidget *ui_widget, QWidget *parentWidget = nullptr)
    { return QFormBuilder::create(ui_widget, parentWidget); }
 
    QDesignerFormEditorInterface *core() const { return m_core; }
 
    QString systemStyle() const;
 
    // Create a preview widget (for integrations) or return 0. The widget has to be embedded into a main window.
    // Experimental, depending on script support.
    static QWidget *createPreview(const QDesignerFormWindowInterface *fw, const QString &styleName /* ="" */,
                                  const QString &appStyleSheet  /* ="" */,
                                  const DeviceProfile &deviceProfile,
                                  QString *errorMessage);
    // Convenience that pops up message boxes in case of failures.
    static QWidget *createPreview(const QDesignerFormWindowInterface *fw, const QString &styleName = QString());
    //  Create a preview widget (for integrations) or return 0. The widget has to be embedded into a main window.
    static QWidget *createPreview(const QDesignerFormWindowInterface *fw, const QString &styleName, const QString &appStyleSheet, QString *errorMessage);
    // Convenience that pops up message boxes in case of failures.
    static QWidget *createPreview(const QDesignerFormWindowInterface *fw, const QString &styleName, const QString &appStyleSheet);
 
    // Create a preview image
    static QPixmap createPreviewPixmap(const QDesignerFormWindowInterface *fw, const QString &styleName = QString(), const QString &appStyleSheet = QString());
 
protected:
    using QFormBuilder::createDom;
    using QFormBuilder::create;
 
    QWidget *create(DomUI *ui, QWidget *parentWidget) override;
    DomWidget *createDom(QWidget *widget, DomWidget *ui_parentWidget, bool recursive = true) override;
    QWidget *create(DomWidget *ui_widget, QWidget *parentWidget) override;
    QLayout *create(DomLayout *ui_layout, QLayout *layout, QWidget *parentWidget) override;
    void createResources(DomResources *resources) override;
 
    QWidget *createWidget(const QString &widgetName, QWidget *parentWidget, const QString &name) override;
    bool addItem(DomWidget *ui_widget, QWidget *widget, QWidget *parentWidget) override;
    bool addItem(DomLayoutItem *ui_item, QLayoutItem *item, QLayout *layout) override;
 
    virtual QIcon nameToIcon(const QString &filePath, const QString &qrcPath);
    virtual QPixmap nameToPixmap(const QString &filePath, const QString &qrcPath);
 
    void applyProperties(QObject *o, const QList<DomProperty*> &properties) override;
 
    void loadExtraInfo(DomWidget *ui_widget, QWidget *widget, QWidget *parentWidget) override;
 
    QtResourceSet *internalResourceSet() const { return m_tempResourceSet; }
 
    DeviceProfile deviceProfile() const { return m_deviceProfile; }
 
private:
    QDesignerFormEditorInterface *m_core;
 
    using WidgetSet = QSet<QWidget *>;
    WidgetSet m_customWidgetsWithScript;
 
    const DeviceProfile m_deviceProfile;
 
    DesignerPixmapCache m_pixmapCache;
    DesignerIconCache m_iconCache;
    bool m_ignoreCreateResources;
    QtResourceSet *m_tempResourceSet;
    bool m_mainWidget;
};
 
// Form builder for a new form widget (preview). To allow for promoted
// widgets in the template, it implements the handling of custom widgets
// (adding of them to the widget database).
 
class QDESIGNER_SHARED_EXPORT NewFormWidgetFormBuilder: public QDesignerFormBuilder {
public:
    NewFormWidgetFormBuilder(QDesignerFormEditorInterface *core,
                             const DeviceProfile &deviceProfile = DeviceProfile());
 
protected:
    void createCustomWidgets(DomCustomWidgets *) override;
};
 
 
} // namespace qdesigner_internal
 
QT_END_NAMESPACE
 
#endif // QDESIGNER_FORMBUILDER_H