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/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* copyright (C) 2006-2007 *
* Umbrello UML Modeller Authors <uml-devel@uml.sf.net> *
***************************************************************************/
#ifndef UMLVIEWIMAGEEXPORTER_H
#define UMLVIEWIMAGEEXPORTER_H
#include <tqstring.h>
#include <kurl.h>
class UMLView;
class KFileDialog;
/**
* Exports the view as an image.
* This class takes care of asking the user the needed parameters and
* then exports the view.
*/
class UMLViewImageExporter {
public:
/**
* Constructor for UMLViewImageExporter
*/
UMLViewImageExporter(UMLView* view);
/**
* Destructor for UMLViewImageExporter
*/
virtual ~UMLViewImageExporter() {
}
/**
* Shows a save dialog to the user to get the needed parameters and then exports
* the view.
* If the selected file already exists, an overwrite confirmation
* dialog is shown. If the user doesn't want to overwrite the file,
* the save dialog is shown again.
* The dialog remembers values between calls (in the same application instance,
* although it's not persistent between Umbrello executions).
*
* The status bar shows an information message until the export finishes.
*
* If something went wrong while exporting, an error dialog is shown to the
* user with the error message explaining the problem that happened.
*/
void exportView();
/**
* Returns the URL used to save the image.
*
* @return The URL used to save the image.
*/
KURL getImageURL() const {
return m_imageURL;
}
/**
* Returns the mime type used to save the image.
*
* @return The mime type used to save the image.
*/
TQString getImageMimeType() const {
return m_imageMimeType;
}
private:
/**
* The view to export.
*/
UMLView* m_view;
/**
* The URL used to save the image.
*/
KURL m_imageURL;
/**
* The mime type used to save the image.
*/
TQString m_imageMimeType;
/**
* Shows a save file dialog to the user to get the parameters used
* to export the view.
* If the selected file already exists, an overwrite confirmation
* dialog is shown. If the user doesn't want to overwrite the file,
* the save dialog is shown again.
*
* @return True if the user wants to save the image,
* false if the operation is cancelled.
*/
bool prepareExportView();
/**
* Shows a save file dialog to the user to get the parameters used
* to export the view and updates the attributes with the parameters got.
*
* @return True if the user wants to save the image,
* false if the operation is cancelled.
*/
bool getParametersFromUser();
/**
* Prepares the save file dialog.
* Sets the mime type filter, sensible default values...
*
* @param fileDialog The dialog to prepare.
*/
void prepareFileDialog(KFileDialog &fileDialog);
};
#endif
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